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-rw-r--r--arch/arc/include/asm/processor.h3
-rw-r--r--arch/arm64/Makefile5
-rw-r--r--arch/arm64/include/asm/linkage.h4
-rw-r--r--arch/arm64/kernel/fpsimd.c4
-rw-r--r--arch/c6x/include/asm/processor.h3
-rw-r--r--arch/frv/include/asm/processor.h4
-rw-r--r--arch/m32r/include/asm/processor.h8
-rw-r--r--arch/metag/include/asm/processor.h3
-rw-r--r--arch/mips/ath79/pci.c12
-rw-r--r--arch/mips/include/asm/mipsregs.h15
-rw-r--r--arch/mips/kernel/perf_event_mipsxx.c3
-rw-r--r--arch/mips/pci/fixup-capcella.c4
-rw-r--r--arch/mips/pci/fixup-cobalt.c8
-rw-r--r--arch/mips/pci/fixup-emma2rh.c4
-rw-r--r--arch/mips/pci/fixup-fuloong2e.c2
-rw-r--r--arch/mips/pci/fixup-ip32.c4
-rw-r--r--arch/mips/pci/fixup-jmr3927.c2
-rw-r--r--arch/mips/pci/fixup-lantiq.c2
-rw-r--r--arch/mips/pci/fixup-lemote2f.c4
-rw-r--r--arch/mips/pci/fixup-loongson3.c2
-rw-r--r--arch/mips/pci/fixup-malta.c4
-rw-r--r--arch/mips/pci/fixup-mpc30x.c6
-rw-r--r--arch/mips/pci/fixup-pmcmsp.c8
-rw-r--r--arch/mips/pci/fixup-rbtx4927.c2
-rw-r--r--arch/mips/pci/fixup-rbtx4938.c2
-rw-r--r--arch/mips/pci/fixup-sni.c12
-rw-r--r--arch/mips/pci/fixup-tb0219.c2
-rw-r--r--arch/mips/pci/fixup-tb0226.c2
-rw-r--r--arch/mips/pci/fixup-tb0287.c2
-rw-r--r--arch/mips/pci/pci-alchemy.c2
-rw-r--r--arch/mips/pci/pci-bcm47xx.c2
-rw-r--r--arch/mips/pci/pci-lasat.c2
-rw-r--r--arch/mips/pci/pci-mt7620.c2
-rw-r--r--arch/mips/pci/pci-octeon.c5
-rw-r--r--arch/mips/pci/pci-rt2880.c2
-rw-r--r--arch/mips/pci/pci-rt3883.c2
-rw-r--r--arch/mips/pci/pci-tx4938.c2
-rw-r--r--arch/mips/pci/pci-tx4939.c4
-rw-r--r--arch/mips/pci/pci-xlp.c2
-rw-r--r--arch/mips/pci/pci-xlr.c2
-rw-r--r--arch/mips/pci/pcie-octeon.c3
-rw-r--r--arch/mips/pmcs-msp71xx/msp_smp.c2
-rw-r--r--arch/mips/txx9/generic/pci.c8
-rw-r--r--arch/mn10300/kernel/process.c12
-rw-r--r--arch/powerpc/configs/g5_defconfig5
-rw-r--r--arch/powerpc/configs/gamecube_defconfig5
-rw-r--r--arch/powerpc/configs/pasemi_defconfig3
-rw-r--r--arch/powerpc/configs/pmac32_defconfig7
-rw-r--r--arch/powerpc/configs/ppc64_defconfig7
-rw-r--r--arch/powerpc/configs/ppc64e_defconfig7
-rw-r--r--arch/powerpc/configs/ppc6xx_defconfig7
-rw-r--r--arch/powerpc/configs/wii_defconfig5
-rw-r--r--arch/powerpc/kernel/eeh.c4
-rw-r--r--arch/powerpc/kernel/eeh_dev.c18
-rw-r--r--arch/powerpc/kernel/optprobes.c4
-rw-r--r--arch/powerpc/kernel/ptrace.c2
-rw-r--r--arch/powerpc/kernel/traps.c12
-rw-r--r--arch/powerpc/lib/sstep.c23
-rw-r--r--arch/powerpc/perf/core-book3s.c5
-rw-r--r--arch/powerpc/platforms/powernv/idle.c8
-rw-r--r--arch/powerpc/platforms/pseries/dlpar.c1
-rw-r--r--arch/powerpc/platforms/pseries/hotplug-cpu.c6
-rw-r--r--arch/powerpc/platforms/pseries/mobility.c4
-rw-r--r--arch/s390/include/asm/pgtable.h4
-rw-r--r--arch/s390/kernel/early.c12
-rw-r--r--arch/s390/kernel/perf_cpum_sf.c9
-rw-r--r--arch/s390/kernel/topology.c148
-rw-r--r--arch/s390/mm/gup.c7
-rw-r--r--arch/sh/include/asm/processor_32.h4
-rw-r--r--arch/sh/include/asm/processor_64.h4
-rw-r--r--arch/tile/configs/tilegx_defconfig1
-rw-r--r--arch/tile/configs/tilepro_defconfig2
-rw-r--r--arch/tile/kernel/setup.c2
-rw-r--r--arch/um/include/asm/processor-generic.h5
-rw-r--r--arch/x86/crypto/blowfish-x86_64-asm_64.S48
-rw-r--r--arch/x86/crypto/camellia-x86_64-asm_64.S26
-rw-r--r--arch/x86/crypto/cast5-avx-x86_64-asm_64.S47
-rw-r--r--arch/x86/crypto/cast6-avx-x86_64-asm_64.S50
-rw-r--r--arch/x86/crypto/des3_ede-asm_64.S15
-rw-r--r--arch/x86/crypto/sha1_avx2_x86_64_asm.S4
-rw-r--r--arch/x86/crypto/sha1_ssse3_asm.S11
-rw-r--r--arch/x86/crypto/sha256-avx-asm.S15
-rw-r--r--arch/x86/crypto/sha256-avx2-asm.S22
-rw-r--r--arch/x86/crypto/sha256-ssse3-asm.S15
-rw-r--r--arch/x86/crypto/sha512-avx2-asm.S75
-rw-r--r--arch/x86/crypto/twofish-avx-x86_64-asm_64.S12
-rw-r--r--arch/x86/kvm/emulate.c8
-rw-r--r--arch/x86/kvm/vmx.c39
-rw-r--r--arch/x86/xen/mmu_pv.c2
-rw-r--r--arch/xtensa/include/asm/processor.h5
90 files changed, 522 insertions, 391 deletions
diff --git a/arch/arc/include/asm/processor.h b/arch/arc/include/asm/processor.h
index d400a2161935..8ee41e988169 100644
--- a/arch/arc/include/asm/processor.h
+++ b/arch/arc/include/asm/processor.h
@@ -78,9 +78,6 @@ struct task_struct;
#endif
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-
#define KSTK_EIP(tsk) (task_pt_regs(tsk)->ret)
#define KSTK_ESP(tsk) (task_pt_regs(tsk)->sp)
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index 9b41f1e3b1a0..939b310913cf 100644
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -50,17 +50,22 @@ KBUILD_CFLAGS += -fno-asynchronous-unwind-tables
KBUILD_CFLAGS += $(call cc-option, -mpc-relative-literal-loads)
KBUILD_AFLAGS += $(lseinstr) $(brokengasinst)
+KBUILD_CFLAGS += $(call cc-option,-mabi=lp64)
+KBUILD_AFLAGS += $(call cc-option,-mabi=lp64)
+
ifeq ($(CONFIG_CPU_BIG_ENDIAN), y)
KBUILD_CPPFLAGS += -mbig-endian
CHECKFLAGS += -D__AARCH64EB__
AS += -EB
LD += -EB
+LDFLAGS += -maarch64linuxb
UTS_MACHINE := aarch64_be
else
KBUILD_CPPFLAGS += -mlittle-endian
CHECKFLAGS += -D__AARCH64EL__
AS += -EL
LD += -EL
+LDFLAGS += -maarch64linux
UTS_MACHINE := aarch64
endif
diff --git a/arch/arm64/include/asm/linkage.h b/arch/arm64/include/asm/linkage.h
index 636c1bced7d4..1b266292f0be 100644
--- a/arch/arm64/include/asm/linkage.h
+++ b/arch/arm64/include/asm/linkage.h
@@ -1,7 +1,7 @@
#ifndef __ASM_LINKAGE_H
#define __ASM_LINKAGE_H
-#define __ALIGN .align 4
-#define __ALIGN_STR ".align 4"
+#define __ALIGN .align 2
+#define __ALIGN_STR ".align 2"
#endif
diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c
index 3a68cf38a6b3..f444f374bd7b 100644
--- a/arch/arm64/kernel/fpsimd.c
+++ b/arch/arm64/kernel/fpsimd.c
@@ -321,6 +321,8 @@ void kernel_neon_end(void)
}
EXPORT_SYMBOL(kernel_neon_end);
+#ifdef CONFIG_EFI
+
static DEFINE_PER_CPU(struct fpsimd_state, efi_fpsimd_state);
static DEFINE_PER_CPU(bool, efi_fpsimd_state_used);
@@ -370,6 +372,8 @@ void __efi_fpsimd_end(void)
kernel_neon_end();
}
+#endif /* CONFIG_EFI */
+
#endif /* CONFIG_KERNEL_MODE_NEON */
#ifdef CONFIG_CPU_PM
diff --git a/arch/c6x/include/asm/processor.h b/arch/c6x/include/asm/processor.h
index 7c87b5be53b5..8f7cce829f8e 100644
--- a/arch/c6x/include/asm/processor.h
+++ b/arch/c6x/include/asm/processor.h
@@ -92,9 +92,6 @@ static inline void release_thread(struct task_struct *dead_task)
{
}
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-
/*
* saved kernel SP and DP of a blocked thread.
*/
diff --git a/arch/frv/include/asm/processor.h b/arch/frv/include/asm/processor.h
index e4d08d74ed9f..021cce78b401 100644
--- a/arch/frv/include/asm/processor.h
+++ b/arch/frv/include/asm/processor.h
@@ -92,10 +92,6 @@ static inline void release_thread(struct task_struct *dead_task)
extern asmlinkage void save_user_regs(struct user_context *target);
extern asmlinkage void *restore_user_regs(const struct user_context *target, ...);
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-#define forget_segments() do { } while (0)
-
unsigned long get_wchan(struct task_struct *p);
#define KSTK_EIP(tsk) ((tsk)->thread.frame0->pc)
diff --git a/arch/m32r/include/asm/processor.h b/arch/m32r/include/asm/processor.h
index 657874eeeccc..c70fa9ac7169 100644
--- a/arch/m32r/include/asm/processor.h
+++ b/arch/m32r/include/asm/processor.h
@@ -118,14 +118,6 @@ struct mm_struct;
/* Free all resources held by a thread. */
extern void release_thread(struct task_struct *);
-/* Copy and release all segment info associated with a VM */
-extern void copy_segments(struct task_struct *p, struct mm_struct * mm);
-extern void release_segments(struct mm_struct * mm);
-
-/* Copy and release all segment info associated with a VM */
-#define copy_segments(p, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-
unsigned long get_wchan(struct task_struct *p);
#define KSTK_EIP(tsk) ((tsk)->thread.lr)
#define KSTK_ESP(tsk) ((tsk)->thread.sp)
diff --git a/arch/metag/include/asm/processor.h b/arch/metag/include/asm/processor.h
index ec6a49076980..8ae92d6abfd2 100644
--- a/arch/metag/include/asm/processor.h
+++ b/arch/metag/include/asm/processor.h
@@ -131,9 +131,6 @@ static inline void release_thread(struct task_struct *dead_task)
{
}
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-
/*
* Return saved PC of a blocked thread.
*/
diff --git a/arch/mips/ath79/pci.c b/arch/mips/ath79/pci.c
index 730c0b03060d..b816cb4a25ff 100644
--- a/arch/mips/ath79/pci.c
+++ b/arch/mips/ath79/pci.c
@@ -22,10 +22,10 @@
#include "pci.h"
static int (*ath79_pci_plat_dev_init)(struct pci_dev *dev);
-static const struct ath79_pci_irq *ath79_pci_irq_map __initdata;
-static unsigned ath79_pci_nr_irqs __initdata;
+static const struct ath79_pci_irq *ath79_pci_irq_map;
+static unsigned ath79_pci_nr_irqs;
-static const struct ath79_pci_irq ar71xx_pci_irq_map[] __initconst = {
+static const struct ath79_pci_irq ar71xx_pci_irq_map[] = {
{
.slot = 17,
.pin = 1,
@@ -41,7 +41,7 @@ static const struct ath79_pci_irq ar71xx_pci_irq_map[] __initconst = {
}
};
-static const struct ath79_pci_irq ar724x_pci_irq_map[] __initconst = {
+static const struct ath79_pci_irq ar724x_pci_irq_map[] = {
{
.slot = 0,
.pin = 1,
@@ -49,7 +49,7 @@ static const struct ath79_pci_irq ar724x_pci_irq_map[] __initconst = {
}
};
-static const struct ath79_pci_irq qca955x_pci_irq_map[] __initconst = {
+static const struct ath79_pci_irq qca955x_pci_irq_map[] = {
{
.bus = 0,
.slot = 0,
@@ -64,7 +64,7 @@ static const struct ath79_pci_irq qca955x_pci_irq_map[] __initconst = {
},
};
-int __init pcibios_map_irq(const struct pci_dev *dev, uint8_t slot, uint8_t pin)
+int pcibios_map_irq(const struct pci_dev *dev, uint8_t slot, uint8_t pin)
{
int irq = -1;
int i;
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index e4ed1bc9a734..a6810923b3f0 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -1377,29 +1377,32 @@ do { \
#define __write_64bit_c0_split(source, sel, val) \
do { \
+ unsigned long long __tmp; \
unsigned long __flags; \
\
local_irq_save(__flags); \
if (sel == 0) \
__asm__ __volatile__( \
".set\tmips64\n\t" \
- "dsll\t%L0, %L0, 32\n\t" \
+ "dsll\t%L0, %L1, 32\n\t" \
"dsrl\t%L0, %L0, 32\n\t" \
- "dsll\t%M0, %M0, 32\n\t" \
+ "dsll\t%M0, %M1, 32\n\t" \
"or\t%L0, %L0, %M0\n\t" \
"dmtc0\t%L0, " #source "\n\t" \
".set\tmips0" \
- : : "r" (val)); \
+ : "=&r,r" (__tmp) \
+ : "r,0" (val)); \
else \
__asm__ __volatile__( \
".set\tmips64\n\t" \
- "dsll\t%L0, %L0, 32\n\t" \
+ "dsll\t%L0, %L1, 32\n\t" \
"dsrl\t%L0, %L0, 32\n\t" \
- "dsll\t%M0, %M0, 32\n\t" \
+ "dsll\t%M0, %M1, 32\n\t" \
"or\t%L0, %L0, %M0\n\t" \
"dmtc0\t%L0, " #source ", " #sel "\n\t" \
".set\tmips0" \
- : : "r" (val)); \
+ : "=&r,r" (__tmp) \
+ : "r,0" (val)); \
local_irq_restore(__flags); \
} while (0)
diff --git a/arch/mips/kernel/perf_event_mipsxx.c b/arch/mips/kernel/perf_event_mipsxx.c
index 9e6c74bf66c4..6668f67a61c3 100644
--- a/arch/mips/kernel/perf_event_mipsxx.c
+++ b/arch/mips/kernel/perf_event_mipsxx.c
@@ -618,8 +618,7 @@ static int mipspmu_event_init(struct perf_event *event)
return -ENOENT;
}
- if ((unsigned int)event->cpu >= nr_cpumask_bits ||
- (event->cpu >= 0 && !cpu_online(event->cpu)))
+ if (event->cpu >= 0 && !cpu_online(event->cpu))
return -ENODEV;
if (!atomic_inc_not_zero(&active_events)) {
diff --git a/arch/mips/pci/fixup-capcella.c b/arch/mips/pci/fixup-capcella.c
index 1c02f5737367..b4c263f16b15 100644
--- a/arch/mips/pci/fixup-capcella.c
+++ b/arch/mips/pci/fixup-capcella.c
@@ -32,13 +32,13 @@
#define INTC PC104PLUS_INTC_IRQ
#define INTD PC104PLUS_INTD_IRQ
-static char irq_tab_capcella[][5] __initdata = {
+static char irq_tab_capcella[][5] = {
[11] = { -1, INT1, INT1, INT1, INT1 },
[12] = { -1, INT2, INT2, INT2, INT2 },
[14] = { -1, INTA, INTB, INTC, INTD }
};
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
return irq_tab_capcella[slot][pin];
}
diff --git a/arch/mips/pci/fixup-cobalt.c b/arch/mips/pci/fixup-cobalt.c
index b3ab59318d91..44be65c3e6bb 100644
--- a/arch/mips/pci/fixup-cobalt.c
+++ b/arch/mips/pci/fixup-cobalt.c
@@ -147,7 +147,7 @@ static void qube_raq_via_board_id_fixup(struct pci_dev *dev)
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_0,
qube_raq_via_board_id_fixup);
-static char irq_tab_qube1[] __initdata = {
+static char irq_tab_qube1[] = {
[COBALT_PCICONF_CPU] = 0,
[COBALT_PCICONF_ETH0] = QUBE1_ETH0_IRQ,
[COBALT_PCICONF_RAQSCSI] = SCSI_IRQ,
@@ -156,7 +156,7 @@ static char irq_tab_qube1[] __initdata = {
[COBALT_PCICONF_ETH1] = 0
};
-static char irq_tab_cobalt[] __initdata = {
+static char irq_tab_cobalt[] = {
[COBALT_PCICONF_CPU] = 0,
[COBALT_PCICONF_ETH0] = ETH0_IRQ,
[COBALT_PCICONF_RAQSCSI] = SCSI_IRQ,
@@ -165,7 +165,7 @@ static char irq_tab_cobalt[] __initdata = {
[COBALT_PCICONF_ETH1] = ETH1_IRQ
};
-static char irq_tab_raq2[] __initdata = {
+static char irq_tab_raq2[] = {
[COBALT_PCICONF_CPU] = 0,
[COBALT_PCICONF_ETH0] = ETH0_IRQ,
[COBALT_PCICONF_RAQSCSI] = RAQ2_SCSI_IRQ,
@@ -174,7 +174,7 @@ static char irq_tab_raq2[] __initdata = {
[COBALT_PCICONF_ETH1] = ETH1_IRQ
};
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
if (cobalt_board_id <= COBALT_BRD_ID_QUBE1)
return irq_tab_qube1[slot];
diff --git a/arch/mips/pci/fixup-emma2rh.c b/arch/mips/pci/fixup-emma2rh.c
index 19caf775c206..c31cb6af1cd0 100644
--- a/arch/mips/pci/fixup-emma2rh.c
+++ b/arch/mips/pci/fixup-emma2rh.c
@@ -43,7 +43,7 @@
*/
#define MAX_SLOT_NUM 10
-static unsigned char irq_map[][5] __initdata = {
+static unsigned char irq_map[][5] = {
[3] = {0, MARKEINS_PCI_IRQ_INTB, MARKEINS_PCI_IRQ_INTC,
MARKEINS_PCI_IRQ_INTD, 0,},
[4] = {0, MARKEINS_PCI_IRQ_INTA, 0, 0, 0,},
@@ -85,7 +85,7 @@ static void emma2rh_pci_host_fixup(struct pci_dev *dev)
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_EMMA2RH,
emma2rh_pci_host_fixup);
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
return irq_map[slot][pin];
}
diff --git a/arch/mips/pci/fixup-fuloong2e.c b/arch/mips/pci/fixup-fuloong2e.c
index 50da773faede..b47c2771dc99 100644
--- a/arch/mips/pci/fixup-fuloong2e.c
+++ b/arch/mips/pci/fixup-fuloong2e.c
@@ -19,7 +19,7 @@
/* South bridge slot number is set by the pci probe process */
static u8 sb_slot = 5;
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
int irq = 0;
diff --git a/arch/mips/pci/fixup-ip32.c b/arch/mips/pci/fixup-ip32.c
index 133685e215ee..c6ec18a07e63 100644
--- a/arch/mips/pci/fixup-ip32.c
+++ b/arch/mips/pci/fixup-ip32.c
@@ -21,7 +21,7 @@
#define INTB MACEPCI_SHARED0_IRQ
#define INTC MACEPCI_SHARED1_IRQ
#define INTD MACEPCI_SHARED2_IRQ
-static char irq_tab_mace[][5] __initdata = {
+static char irq_tab_mace[][5] = {
/* Dummy INT#A INT#B INT#C INT#D */
{0, 0, 0, 0, 0}, /* This is placeholder row - never used */
{0, SCSI0, SCSI0, SCSI0, SCSI0},
@@ -39,7 +39,7 @@ static char irq_tab_mace[][5] __initdata = {
* irqs. I suppose a device without a pin A will thank us for doing it
* right if there exists such a broken piece of crap.
*/
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
return irq_tab_mace[slot][pin];
}
diff --git a/arch/mips/pci/fixup-jmr3927.c b/arch/mips/pci/fixup-jmr3927.c
index 0f1069527cba..d3102eeea898 100644
--- a/arch/mips/pci/fixup-jmr3927.c
+++ b/arch/mips/pci/fixup-jmr3927.c
@@ -31,7 +31,7 @@
#include <asm/txx9/pci.h>
#include <asm/txx9/jmr3927.h>
-int __init jmr3927_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int jmr3927_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
unsigned char irq = pin;
diff --git a/arch/mips/pci/fixup-lantiq.c b/arch/mips/pci/fixup-lantiq.c
index 2b5427d3f35c..81530a13b349 100644
--- a/arch/mips/pci/fixup-lantiq.c
+++ b/arch/mips/pci/fixup-lantiq.c
@@ -23,7 +23,7 @@ int pcibios_plat_dev_init(struct pci_dev *dev)
return 0;
}
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
return of_irq_parse_and_map_pci(dev, slot, pin);
}
diff --git a/arch/mips/pci/fixup-lemote2f.c b/arch/mips/pci/fixup-lemote2f.c
index 95ab9a1bd010..20cdfdc08938 100644
--- a/arch/mips/pci/fixup-lemote2f.c
+++ b/arch/mips/pci/fixup-lemote2f.c
@@ -30,7 +30,7 @@
#define PCID 7
/* all the pci device has the PCIA pin, check the datasheet. */
-static char irq_tab[][5] __initdata = {
+static char irq_tab[][5] = {
/* INTA INTB INTC INTD */
{0, 0, 0, 0, 0}, /* 11: Unused */
{0, 0, 0, 0, 0}, /* 12: Unused */
@@ -51,7 +51,7 @@ static char irq_tab[][5] __initdata = {
{0, 0, 0, 0, 0}, /* 27: Unused */
};
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
int virq;
diff --git a/arch/mips/pci/fixup-loongson3.c b/arch/mips/pci/fixup-loongson3.c
index 2b6d5e196f99..8a741c2c6685 100644
--- a/arch/mips/pci/fixup-loongson3.c
+++ b/arch/mips/pci/fixup-loongson3.c
@@ -32,7 +32,7 @@ static void print_fixup_info(const struct pci_dev *pdev)
pdev->vendor, pdev->device, pdev->irq);
}
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
print_fixup_info(dev);
return dev->irq;
diff --git a/arch/mips/pci/fixup-malta.c b/arch/mips/pci/fixup-malta.c
index 40e920c653cc..3ec85331795e 100644
--- a/arch/mips/pci/fixup-malta.c
+++ b/arch/mips/pci/fixup-malta.c
@@ -12,7 +12,7 @@
static char pci_irq[5] = {
};
-static char irq_tab[][5] __initdata = {
+static char irq_tab[][5] = {
/* INTA INTB INTC INTD */
{0, 0, 0, 0, 0 }, /* 0: GT64120 PCI bridge */
{0, 0, 0, 0, 0 }, /* 1: Unused */
@@ -38,7 +38,7 @@ static char irq_tab[][5] __initdata = {
{0, PCID, PCIA, PCIB, PCIC } /* 21: PCI Slot 4 */
};
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
int virq;
virq = irq_tab[slot][pin];
diff --git a/arch/mips/pci/fixup-mpc30x.c b/arch/mips/pci/fixup-mpc30x.c
index 8e4f8288eca2..66eaf456bc89 100644
--- a/arch/mips/pci/fixup-mpc30x.c
+++ b/arch/mips/pci/fixup-mpc30x.c
@@ -22,19 +22,19 @@
#include <asm/vr41xx/mpc30x.h>
-static const int internal_func_irqs[] __initconst = {
+static const int internal_func_irqs[] = {
VRC4173_CASCADE_IRQ,
VRC4173_AC97_IRQ,
VRC4173_USB_IRQ,
};
-static const int irq_tab_mpc30x[] __initconst = {
+static const int irq_tab_mpc30x[] = {
[12] = VRC4173_PCMCIA1_IRQ,
[13] = VRC4173_PCMCIA2_IRQ,
[29] = MQ200_IRQ,
};
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
if (slot == 30)
return internal_func_irqs[PCI_FUNC(dev->devfn)];
diff --git a/arch/mips/pci/fixup-pmcmsp.c b/arch/mips/pci/fixup-pmcmsp.c
index fab405c21c2f..4ad2ef02087b 100644
--- a/arch/mips/pci/fixup-pmcmsp.c
+++ b/arch/mips/pci/fixup-pmcmsp.c
@@ -47,7 +47,7 @@
#if defined(CONFIG_PMC_MSP7120_GW)
/* Garibaldi Board IRQ wiring to PCI slots */
-static char irq_tab[][5] __initdata = {
+static char irq_tab[][5] = {
/* INTA INTB INTC INTD */
{0, 0, 0, 0, 0 }, /* (AD[0]): Unused */
{0, 0, 0, 0, 0 }, /* (AD[1]): Unused */
@@ -86,7 +86,7 @@ static char irq_tab[][5] __initdata = {
#elif defined(CONFIG_PMC_MSP7120_EVAL)
/* MSP7120 Eval Board IRQ wiring to PCI slots */
-static char irq_tab[][5] __initdata = {
+static char irq_tab[][5] = {
/* INTA INTB INTC INTD */
{0, 0, 0, 0, 0 }, /* (AD[0]): Unused */
{0, 0, 0, 0, 0 }, /* (AD[1]): Unused */
@@ -125,7 +125,7 @@ static char irq_tab[][5] __initdata = {
#else
/* Unknown board -- don't assign any IRQs */
-static char irq_tab[][5] __initdata = {
+static char irq_tab[][5] = {
/* INTA INTB INTC INTD */
{0, 0, 0, 0, 0 }, /* (AD[0]): Unused */
{0, 0, 0, 0, 0 }, /* (AD[1]): Unused */
@@ -202,7 +202,7 @@ int pcibios_plat_dev_init(struct pci_dev *dev)
* RETURNS: IRQ number
*
****************************************************************************/
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
#if !defined(CONFIG_PMC_MSP7120_GW) && !defined(CONFIG_PMC_MSP7120_EVAL)
printk(KERN_WARNING "PCI: unknown board, no PCI IRQs assigned.\n");
diff --git a/arch/mips/pci/fixup-rbtx4927.c b/arch/mips/pci/fixup-rbtx4927.c
index 321db265829c..d6aaed1d6be9 100644
--- a/arch/mips/pci/fixup-rbtx4927.c
+++ b/arch/mips/pci/fixup-rbtx4927.c
@@ -36,7 +36,7 @@
#include <asm/txx9/pci.h>
#include <asm/txx9/rbtx4927.h>
-int __init rbtx4927_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int rbtx4927_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
unsigned char irq = pin;
diff --git a/arch/mips/pci/fixup-rbtx4938.c b/arch/mips/pci/fixup-rbtx4938.c
index a80579af609b..ff22a22db73e 100644
--- a/arch/mips/pci/fixup-rbtx4938.c
+++ b/arch/mips/pci/fixup-rbtx4938.c
@@ -13,7 +13,7 @@
#include <asm/txx9/pci.h>
#include <asm/txx9/rbtx4938.h>
-int __init rbtx4938_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int rbtx4938_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
int irq = tx4938_pcic1_map_irq(dev, slot);
diff --git a/arch/mips/pci/fixup-sni.c b/arch/mips/pci/fixup-sni.c
index f67ebeeb4200..adb9a58641e8 100644
--- a/arch/mips/pci/fixup-sni.c
+++ b/arch/mips/pci/fixup-sni.c
@@ -40,7 +40,7 @@
* seem to be a documentation error. At least on my RM200C the Cirrus
* Logic CL-GD5434 VGA is device 3.
*/
-static char irq_tab_rm200[8][5] __initdata = {
+static char irq_tab_rm200[8][5] = {
/* INTA INTB INTC INTD */
{ 0, 0, 0, 0, 0 }, /* EISA bridge */
{ SCSI, SCSI, SCSI, SCSI, SCSI }, /* SCSI */
@@ -57,7 +57,7 @@ static char irq_tab_rm200[8][5] __initdata = {
*
* The VGA card is optional for RM300 systems.
*/
-static char irq_tab_rm300d[8][5] __initdata = {
+static char irq_tab_rm300d[8][5] = {
/* INTA INTB INTC INTD */
{ 0, 0, 0, 0, 0 }, /* EISA bridge */
{ SCSI, SCSI, SCSI, SCSI, SCSI }, /* SCSI */
@@ -69,7 +69,7 @@ static char irq_tab_rm300d[8][5] __initdata = {
{ 0, INTD, INTA, INTB, INTC }, /* Slot 4 */
};
-static char irq_tab_rm300e[5][5] __initdata = {
+static char irq_tab_rm300e[5][5] = {
/* INTA INTB INTC INTD */
{ 0, 0, 0, 0, 0 }, /* HOST bridge */
{ SCSI, SCSI, SCSI, SCSI, SCSI }, /* SCSI */
@@ -96,7 +96,7 @@ static char irq_tab_rm300e[5][5] __initdata = {
#define INTC PCIT_IRQ_INTC
#define INTD PCIT_IRQ_INTD
-static char irq_tab_pcit[13][5] __initdata = {
+static char irq_tab_pcit[13][5] = {
/* INTA INTB INTC INTD */
{ 0, 0, 0, 0, 0 }, /* HOST bridge */
{ SCSI0, SCSI0, SCSI0, SCSI0, SCSI0 }, /* SCSI */
@@ -113,7 +113,7 @@ static char irq_tab_pcit[13][5] __initdata = {
{ 0, INTA, INTB, INTC, INTD }, /* Slot 5 */
};
-static char irq_tab_pcit_cplus[13][5] __initdata = {
+static char irq_tab_pcit_cplus[13][5] = {
/* INTA INTB INTC INTD */
{ 0, 0, 0, 0, 0 }, /* HOST bridge */
{ 0, INTB, INTC, INTD, INTA }, /* PCI Slot 9 */
@@ -130,7 +130,7 @@ static inline int is_rm300_revd(void)
return (csmsr & 0xa0) == 0x20;
}
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
switch (sni_brd_type) {
case SNI_BRD_PCI_TOWER_CPLUS:
diff --git a/arch/mips/pci/fixup-tb0219.c b/arch/mips/pci/fixup-tb0219.c
index d0b0083fbd27..cc581535f257 100644
--- a/arch/mips/pci/fixup-tb0219.c
+++ b/arch/mips/pci/fixup-tb0219.c
@@ -23,7 +23,7 @@
#include <asm/vr41xx/tb0219.h>
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
int irq = -1;
diff --git a/arch/mips/pci/fixup-tb0226.c b/arch/mips/pci/fixup-tb0226.c
index 4196ccf3ea3d..b827b5cad5fd 100644
--- a/arch/mips/pci/fixup-tb0226.c
+++ b/arch/mips/pci/fixup-tb0226.c
@@ -23,7 +23,7 @@
#include <asm/vr41xx/giu.h>
#include <asm/vr41xx/tb0226.h>
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
int irq = -1;
diff --git a/arch/mips/pci/fixup-tb0287.c b/arch/mips/pci/fixup-tb0287.c
index 8c5039ed75d7..98f26285f2e3 100644
--- a/arch/mips/pci/fixup-tb0287.c
+++ b/arch/mips/pci/fixup-tb0287.c
@@ -22,7 +22,7 @@
#include <asm/vr41xx/tb0287.h>
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
unsigned char bus;
int irq = -1;
diff --git a/arch/mips/pci/pci-alchemy.c b/arch/mips/pci/pci-alchemy.c
index e99ca7702d8a..f15ec98de2de 100644
--- a/arch/mips/pci/pci-alchemy.c
+++ b/arch/mips/pci/pci-alchemy.c
@@ -522,7 +522,7 @@ static int __init alchemy_pci_init(void)
arch_initcall(alchemy_pci_init);
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
struct alchemy_pci_context *ctx = dev->sysdata;
if (ctx && ctx->board_map_irq)
diff --git a/arch/mips/pci/pci-bcm47xx.c b/arch/mips/pci/pci-bcm47xx.c
index 76f16eaed0ad..230d7dd273e2 100644
--- a/arch/mips/pci/pci-bcm47xx.c
+++ b/arch/mips/pci/pci-bcm47xx.c
@@ -28,7 +28,7 @@
#include <linux/bcma/bcma.h>
#include <bcm47xx.h>
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
return 0;
}
diff --git a/arch/mips/pci/pci-lasat.c b/arch/mips/pci/pci-lasat.c
index 40d2797d2bc4..47f4ee6bbb3b 100644
--- a/arch/mips/pci/pci-lasat.c
+++ b/arch/mips/pci/pci-lasat.c
@@ -61,7 +61,7 @@ arch_initcall(lasat_pci_setup);
#define LASAT_IRQ_PCIC (LASAT_IRQ_BASE + 7)
#define LASAT_IRQ_PCID (LASAT_IRQ_BASE + 8)
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
switch (slot) {
case 1:
diff --git a/arch/mips/pci/pci-mt7620.c b/arch/mips/pci/pci-mt7620.c
index 4e633c1e7ff3..90fba9bf98da 100644
--- a/arch/mips/pci/pci-mt7620.c
+++ b/arch/mips/pci/pci-mt7620.c
@@ -361,7 +361,7 @@ static int mt7620_pci_probe(struct platform_device *pdev)
return 0;
}
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
u16 cmd;
u32 val;
diff --git a/arch/mips/pci/pci-octeon.c b/arch/mips/pci/pci-octeon.c
index 9ee01936862e..3e92a06fa772 100644
--- a/arch/mips/pci/pci-octeon.c
+++ b/arch/mips/pci/pci-octeon.c
@@ -59,8 +59,7 @@ union octeon_pci_address {
} s;
};
-int __initconst (*octeon_pcibios_map_irq)(const struct pci_dev *dev,
- u8 slot, u8 pin);
+int (*octeon_pcibios_map_irq)(const struct pci_dev *dev, u8 slot, u8 pin);
enum octeon_dma_bar_type octeon_dma_bar_type = OCTEON_DMA_BAR_TYPE_INVALID;
/**
@@ -74,7 +73,7 @@ enum octeon_dma_bar_type octeon_dma_bar_type = OCTEON_DMA_BAR_TYPE_INVALID;
* as it goes through each bridge.
* Returns Interrupt number for the device
*/
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
if (octeon_pcibios_map_irq)
return octeon_pcibios_map_irq(dev, slot, pin);
diff --git a/arch/mips/pci/pci-rt2880.c b/arch/mips/pci/pci-rt2880.c
index d6360fe73d05..711cdccdf65b 100644
--- a/arch/mips/pci/pci-rt2880.c
+++ b/arch/mips/pci/pci-rt2880.c
@@ -181,7 +181,7 @@ static inline void rt2880_pci_write_u32(unsigned long reg, u32 val)
spin_unlock_irqrestore(&rt2880_pci_lock, flags);
}
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
u16 cmd;
int irq = -1;
diff --git a/arch/mips/pci/pci-rt3883.c b/arch/mips/pci/pci-rt3883.c
index 04f8ea953297..958899ffe99c 100644
--- a/arch/mips/pci/pci-rt3883.c
+++ b/arch/mips/pci/pci-rt3883.c
@@ -564,7 +564,7 @@ err_put_intc_node:
return err;
}
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
return of_irq_parse_and_map_pci(dev, slot, pin);
}
diff --git a/arch/mips/pci/pci-tx4938.c b/arch/mips/pci/pci-tx4938.c
index 000c0e1f9ef8..a6418460e3c4 100644
--- a/arch/mips/pci/pci-tx4938.c
+++ b/arch/mips/pci/pci-tx4938.c
@@ -112,7 +112,7 @@ int __init tx4938_pciclk66_setup(void)
return pciclk;
}
-int __init tx4938_pcic1_map_irq(const struct pci_dev *dev, u8 slot)
+int tx4938_pcic1_map_irq(const struct pci_dev *dev, u8 slot)
{
if (get_tx4927_pcicptr(dev->bus->sysdata) == tx4938_pcic1ptr) {
switch (slot) {
diff --git a/arch/mips/pci/pci-tx4939.c b/arch/mips/pci/pci-tx4939.c
index 9d6acc00f348..09a65f7dbe7c 100644
--- a/arch/mips/pci/pci-tx4939.c
+++ b/arch/mips/pci/pci-tx4939.c
@@ -48,7 +48,7 @@ void __init tx4939_report_pci1clk(void)
((pciclk + 50000) / 100000) % 10);
}
-int __init tx4939_pcic1_map_irq(const struct pci_dev *dev, u8 slot)
+int tx4939_pcic1_map_irq(const struct pci_dev *dev, u8 slot)
{
if (get_tx4927_pcicptr(dev->bus->sysdata) == tx4939_pcic1ptr) {
switch (slot) {
@@ -68,7 +68,7 @@ int __init tx4939_pcic1_map_irq(const struct pci_dev *dev, u8 slot)
return -1;
}
-int __init tx4939_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int tx4939_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
int irq = tx4939_pcic1_map_irq(dev, slot);
diff --git a/arch/mips/pci/pci-xlp.c b/arch/mips/pci/pci-xlp.c
index 7babf01600cb..9eff9137f78e 100644
--- a/arch/mips/pci/pci-xlp.c
+++ b/arch/mips/pci/pci-xlp.c
@@ -205,7 +205,7 @@ int xlp_socdev_to_node(const struct pci_dev *lnkdev)
return PCI_SLOT(lnkdev->devfn) / 8;
}
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
struct pci_dev *lnkdev;
int lnkfunc, node;
diff --git a/arch/mips/pci/pci-xlr.c b/arch/mips/pci/pci-xlr.c
index 26d2dabef281..2a1c81a129ba 100644
--- a/arch/mips/pci/pci-xlr.c
+++ b/arch/mips/pci/pci-xlr.c
@@ -315,7 +315,7 @@ static void xls_pcie_ack_b(struct irq_data *d)
}
}
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
return get_irq_vector(dev);
}
diff --git a/arch/mips/pci/pcie-octeon.c b/arch/mips/pci/pcie-octeon.c
index ad3584dbc9d7..fd2887415bc8 100644
--- a/arch/mips/pci/pcie-octeon.c
+++ b/arch/mips/pci/pcie-octeon.c
@@ -1464,8 +1464,7 @@ static int cvmx_pcie_rc_initialize(int pcie_port)
* as it goes through each bridge.
* Returns Interrupt number for the device
*/
-int __init octeon_pcie_pcibios_map_irq(const struct pci_dev *dev,
- u8 slot, u8 pin)
+int octeon_pcie_pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
/*
* The EBH5600 board with the PCI to PCIe bridge mistakenly
diff --git a/arch/mips/pmcs-msp71xx/msp_smp.c b/arch/mips/pmcs-msp71xx/msp_smp.c
index ffa0f7101a97..2b08242ade62 100644
--- a/arch/mips/pmcs-msp71xx/msp_smp.c
+++ b/arch/mips/pmcs-msp71xx/msp_smp.c
@@ -22,6 +22,8 @@
#include <linux/smp.h>
#include <linux/interrupt.h>
+#include <asm/setup.h>
+
#ifdef CONFIG_MIPS_MT_SMP
#define MIPS_CPU_IPI_RESCHED_IRQ 0 /* SW int 0 for resched */
#define MIPS_CPU_IPI_CALL_IRQ 1 /* SW int 1 for call */
diff --git a/arch/mips/txx9/generic/pci.c b/arch/mips/txx9/generic/pci.c
index 0bd2a1e1ff9a..fb998726bd5d 100644
--- a/arch/mips/txx9/generic/pci.c
+++ b/arch/mips/txx9/generic/pci.c
@@ -386,9 +386,10 @@ int pcibios_plat_dev_init(struct pci_dev *dev)
return 0;
}
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+static int (*txx9_pci_map_irq)(const struct pci_dev *dev, u8 slot, u8 pin);
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- return txx9_board_vec->pci_map_irq(dev, slot, pin);
+ return txx9_pci_map_irq(dev, slot, pin);
}
char * (*txx9_board_pcibios_setup)(char *str) __initdata;
@@ -424,5 +425,8 @@ char *__init txx9_pcibios_setup(char *str)
txx9_pci_err_action = TXX9_PCI_ERR_IGNORE;
return NULL;
}
+
+ txx9_pci_map_irq = txx9_board_vec->pci_map_irq;
+
return str;
}
diff --git a/arch/mn10300/kernel/process.c b/arch/mn10300/kernel/process.c
index 89e8027e07fb..7c475fd99c46 100644
--- a/arch/mn10300/kernel/process.c
+++ b/arch/mn10300/kernel/process.c
@@ -59,10 +59,6 @@ void arch_cpu_idle(void)
}
#endif
-void release_segments(struct mm_struct *mm)
-{
-}
-
void machine_restart(char *cmd)
{
#ifdef CONFIG_KERNEL_DEBUGGER
@@ -113,14 +109,6 @@ void release_thread(struct task_struct *dead_task)
}
/*
- * we do not have to muck with descriptors here, that is
- * done in switch_mm() as needed.
- */
-void copy_segments(struct task_struct *p, struct mm_struct *new_mm)
-{
-}
-
-/*
* this gets called so that we can store lazy state into memory and copy the
* current task into the new thread.
*/
diff --git a/arch/powerpc/configs/g5_defconfig b/arch/powerpc/configs/g5_defconfig
index e084fa548d73..063817fee61c 100644
--- a/arch/powerpc/configs/g5_defconfig
+++ b/arch/powerpc/configs/g5_defconfig
@@ -138,10 +138,11 @@ CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y
CONFIG_SOUND=m
CONFIG_SND=m
-CONFIG_SND_SEQUENCER=m
+CONFIG_SND_OSSEMUL=y
CONFIG_SND_MIXER_OSS=m
CONFIG_SND_PCM_OSS=m
-CONFIG_SND_SEQUENCER_OSS=y
+CONFIG_SND_SEQUENCER=m
+CONFIG_SND_SEQUENCER_OSS=m
CONFIG_SND_POWERMAC=m
CONFIG_SND_AOA=m
CONFIG_SND_AOA_FABRIC_LAYOUT=m
diff --git a/arch/powerpc/configs/gamecube_defconfig b/arch/powerpc/configs/gamecube_defconfig
index 79bbc8238b32..805b0f87653c 100644
--- a/arch/powerpc/configs/gamecube_defconfig
+++ b/arch/powerpc/configs/gamecube_defconfig
@@ -64,11 +64,12 @@ CONFIG_LOGO=y
# CONFIG_LOGO_LINUX_CLUT224 is not set
CONFIG_SOUND=y
CONFIG_SND=y
-CONFIG_SND_SEQUENCER=y
+CONFIG_SND_OSSEMUL=y
CONFIG_SND_MIXER_OSS=y
CONFIG_SND_PCM_OSS=y
-CONFIG_SND_SEQUENCER_OSS=y
# CONFIG_SND_VERBOSE_PROCFS is not set
+CONFIG_SND_SEQUENCER=y
+CONFIG_SND_SEQUENCER_OSS=y
# CONFIG_USB_SUPPORT is not set
CONFIG_RTC_CLASS=y
CONFIG_RTC_DRV_GENERIC=y
diff --git a/arch/powerpc/configs/pasemi_defconfig b/arch/powerpc/configs/pasemi_defconfig
index 8cf4a46bef86..6daa56f8895c 100644
--- a/arch/powerpc/configs/pasemi_defconfig
+++ b/arch/powerpc/configs/pasemi_defconfig
@@ -115,9 +115,10 @@ CONFIG_VGACON_SOFT_SCROLLBACK=y
CONFIG_LOGO=y
CONFIG_SOUND=y
CONFIG_SND=y
-CONFIG_SND_SEQUENCER=y
+CONFIG_SND_OSSEMUL=y
CONFIG_SND_MIXER_OSS=y
CONFIG_SND_PCM_OSS=y
+CONFIG_SND_SEQUENCER=y
CONFIG_SND_SEQUENCER_OSS=y
CONFIG_SND_USB_AUDIO=y
CONFIG_SND_USB_USX2Y=y
diff --git a/arch/powerpc/configs/pmac32_defconfig b/arch/powerpc/configs/pmac32_defconfig
index 8e798b1fbc99..1aab9a62a681 100644
--- a/arch/powerpc/configs/pmac32_defconfig
+++ b/arch/powerpc/configs/pmac32_defconfig
@@ -227,11 +227,12 @@ CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y
CONFIG_SOUND=m
CONFIG_SND=m
-CONFIG_SND_SEQUENCER=m
-CONFIG_SND_SEQ_DUMMY=m
+CONFIG_SND_OSSEMUL=y
CONFIG_SND_MIXER_OSS=m
CONFIG_SND_PCM_OSS=m
-CONFIG_SND_SEQUENCER_OSS=y
+CONFIG_SND_SEQUENCER=m
+CONFIG_SND_SEQ_DUMMY=m
+CONFIG_SND_SEQUENCER_OSS=m
CONFIG_SND_DUMMY=m
CONFIG_SND_POWERMAC=m
CONFIG_SND_AOA=m
diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig
index 791db775a09c..6ddca80c52c3 100644
--- a/arch/powerpc/configs/ppc64_defconfig
+++ b/arch/powerpc/configs/ppc64_defconfig
@@ -222,11 +222,12 @@ CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y
CONFIG_SOUND=m
CONFIG_SND=m
-CONFIG_SND_SEQUENCER=m
-CONFIG_SND_SEQ_DUMMY=m
+CONFIG_SND_OSSEMUL=y
CONFIG_SND_MIXER_OSS=m
CONFIG_SND_PCM_OSS=m
-CONFIG_SND_SEQUENCER_OSS=y
+CONFIG_SND_SEQUENCER=m
+CONFIG_SND_SEQ_DUMMY=m
+CONFIG_SND_SEQUENCER_OSS=m
CONFIG_SND_POWERMAC=m
CONFIG_SND_AOA=m
CONFIG_SND_AOA_FABRIC_LAYOUT=m
diff --git a/arch/powerpc/configs/ppc64e_defconfig b/arch/powerpc/configs/ppc64e_defconfig
index d0fe0f8f77c2..41d85cb3c9a2 100644
--- a/arch/powerpc/configs/ppc64e_defconfig
+++ b/arch/powerpc/configs/ppc64e_defconfig
@@ -141,11 +141,12 @@ CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y
CONFIG_SOUND=m
CONFIG_SND=m
-CONFIG_SND_SEQUENCER=m
-CONFIG_SND_SEQ_DUMMY=m
+CONFIG_SND_OSSEMUL=y
CONFIG_SND_MIXER_OSS=m
CONFIG_SND_PCM_OSS=m
-CONFIG_SND_SEQUENCER_OSS=y
+CONFIG_SND_SEQUENCER=m
+CONFIG_SND_SEQ_DUMMY=m
+CONFIG_SND_SEQUENCER_OSS=m
CONFIG_HID_DRAGONRISE=y
CONFIG_HID_GYRATION=y
CONFIG_HID_TWINHAN=y
diff --git a/arch/powerpc/configs/ppc6xx_defconfig b/arch/powerpc/configs/ppc6xx_defconfig
index ae6eba482d75..da0e8d535eb8 100644
--- a/arch/powerpc/configs/ppc6xx_defconfig
+++ b/arch/powerpc/configs/ppc6xx_defconfig
@@ -789,17 +789,18 @@ CONFIG_LOGO=y
# CONFIG_LOGO_LINUX_VGA16 is not set
CONFIG_SOUND=m
CONFIG_SND=m
-CONFIG_SND_SEQUENCER=m
-CONFIG_SND_SEQ_DUMMY=m
+CONFIG_SND_OSSEMUL=y
CONFIG_SND_MIXER_OSS=m
CONFIG_SND_PCM_OSS=m
-CONFIG_SND_SEQUENCER_OSS=y
CONFIG_SND_DYNAMIC_MINORS=y
# CONFIG_SND_SUPPORT_OLD_API is not set
CONFIG_SND_VERBOSE_PRINTK=y
CONFIG_SND_DEBUG=y
CONFIG_SND_DEBUG_VERBOSE=y
CONFIG_SND_PCM_XRUN_DEBUG=y
+CONFIG_SND_SEQUENCER=m
+CONFIG_SND_SEQ_DUMMY=m
+CONFIG_SND_SEQUENCER_OSS=m
CONFIG_SND_DUMMY=m
CONFIG_SND_VIRMIDI=m
CONFIG_SND_MTPAV=m
diff --git a/arch/powerpc/configs/wii_defconfig b/arch/powerpc/configs/wii_defconfig
index aef41b17a8bc..9c7400a19e9d 100644
--- a/arch/powerpc/configs/wii_defconfig
+++ b/arch/powerpc/configs/wii_defconfig
@@ -79,11 +79,12 @@ CONFIG_FB=y
CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_SOUND=y
CONFIG_SND=y
-CONFIG_SND_SEQUENCER=y
+CONFIG_SND_OSSEMUL=y
CONFIG_SND_MIXER_OSS=y
CONFIG_SND_PCM_OSS=y
-CONFIG_SND_SEQUENCER_OSS=y
# CONFIG_SND_VERBOSE_PROCFS is not set
+CONFIG_SND_SEQUENCER=y
+CONFIG_SND_SEQUENCER_OSS=y
CONFIG_HID_APPLE=m
CONFIG_HID_WACOM=m
CONFIG_MMC=y
diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c
index 9e816787c0d4..116000b45531 100644
--- a/arch/powerpc/kernel/eeh.c
+++ b/arch/powerpc/kernel/eeh.c
@@ -1019,6 +1019,10 @@ int eeh_init(void)
} else if ((ret = eeh_ops->init()))
return ret;
+ /* Initialize PHB PEs */
+ list_for_each_entry_safe(hose, tmp, &hose_list, list_node)
+ eeh_dev_phb_init_dynamic(hose);
+
/* Initialize EEH event */
ret = eeh_event_init();
if (ret)
diff --git a/arch/powerpc/kernel/eeh_dev.c b/arch/powerpc/kernel/eeh_dev.c
index ad04ecd63c20..a34e6912c15e 100644
--- a/arch/powerpc/kernel/eeh_dev.c
+++ b/arch/powerpc/kernel/eeh_dev.c
@@ -78,21 +78,3 @@ void eeh_dev_phb_init_dynamic(struct pci_controller *phb)
/* EEH PE for PHB */
eeh_phb_pe_create(phb);
}
-
-/**
- * eeh_dev_phb_init - Create EEH devices for devices included in existing PHBs
- *
- * Scan all the existing PHBs and create EEH devices for their OF
- * nodes and their children OF nodes
- */
-static int __init eeh_dev_phb_init(void)
-{
- struct pci_controller *phb, *tmp;
-
- list_for_each_entry_safe(phb, tmp, &hose_list, list_node)
- eeh_dev_phb_init_dynamic(phb);
-
- return 0;
-}
-
-core_initcall(eeh_dev_phb_init);
diff --git a/arch/powerpc/kernel/optprobes.c b/arch/powerpc/kernel/optprobes.c
index 6f8273f5e988..91e037ab20a1 100644
--- a/arch/powerpc/kernel/optprobes.c
+++ b/arch/powerpc/kernel/optprobes.c
@@ -104,8 +104,10 @@ static unsigned long can_optimize(struct kprobe *p)
* and that can be emulated.
*/
if (!is_conditional_branch(*p->ainsn.insn) &&
- analyse_instr(&op, &regs, *p->ainsn.insn))
+ analyse_instr(&op, &regs, *p->ainsn.insn) == 1) {
+ emulate_update_regs(&regs, &op);
nip = regs.nip;
+ }
return nip;
}
diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c
index 07cd22e35405..f52ad5bb7109 100644
--- a/arch/powerpc/kernel/ptrace.c
+++ b/arch/powerpc/kernel/ptrace.c
@@ -131,7 +131,7 @@ static void flush_tmregs_to_thread(struct task_struct *tsk)
* in the appropriate thread structures from live.
*/
- if (tsk != current)
+ if ((!cpu_has_feature(CPU_FTR_TM)) || (tsk != current))
return;
if (MSR_TM_SUSPENDED(mfmsr())) {
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index ec74e203ee04..13c9dcdcba69 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -437,6 +437,7 @@ static inline int check_io_access(struct pt_regs *regs)
int machine_check_e500mc(struct pt_regs *regs)
{
unsigned long mcsr = mfspr(SPRN_MCSR);
+ unsigned long pvr = mfspr(SPRN_PVR);
unsigned long reason = mcsr;
int recoverable = 1;
@@ -478,8 +479,15 @@ int machine_check_e500mc(struct pt_regs *regs)
* may still get logged and cause a machine check. We should
* only treat the non-write shadow case as non-recoverable.
*/
- if (!(mfspr(SPRN_L1CSR2) & L1CSR2_DCWS))
- recoverable = 0;
+ /* On e6500 core, L1 DCWS (Data cache write shadow mode) bit
+ * is not implemented but L1 data cache always runs in write
+ * shadow mode. Hence on data cache parity errors HW will
+ * automatically invalidate the L1 Data Cache.
+ */
+ if (PVR_VER(pvr) != PVR_VER_E6500) {
+ if (!(mfspr(SPRN_L1CSR2) & L1CSR2_DCWS))
+ recoverable = 0;
+ }
}
if (reason & MCSR_L2MMU_MHIT) {
diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index fb9f58b868e7..5e8418c28bd8 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -944,9 +944,9 @@ NOKPROBE_SYMBOL(emulate_dcbz);
: "r" (addr), "i" (-EFAULT), "0" (err))
static nokprobe_inline void set_cr0(const struct pt_regs *regs,
- struct instruction_op *op, int rd)
+ struct instruction_op *op)
{
- long val = regs->gpr[rd];
+ long val = op->val;
op->type |= SETCC;
op->ccval = (regs->ccr & 0x0fffffff) | ((regs->xer >> 3) & 0x10000000);
@@ -1326,7 +1326,7 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs,
case 13: /* addic. */
imm = (short) instr;
add_with_carry(regs, op, rd, regs->gpr[ra], imm, 0);
- set_cr0(regs, op, rd);
+ set_cr0(regs, op);
return 1;
case 14: /* addi */
@@ -1397,13 +1397,13 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs,
case 28: /* andi. */
op->val = regs->gpr[rd] & (unsigned short) instr;
- set_cr0(regs, op, ra);
+ set_cr0(regs, op);
goto logical_done_nocc;
case 29: /* andis. */
imm = (unsigned short) instr;
op->val = regs->gpr[rd] & (imm << 16);
- set_cr0(regs, op, ra);
+ set_cr0(regs, op);
goto logical_done_nocc;
#ifdef __powerpc64__
@@ -1513,10 +1513,10 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs,
op->type = COMPUTE + SETCC;
imm = 0xf0000000UL;
val = regs->gpr[rd];
- op->val = regs->ccr;
+ op->ccval = regs->ccr;
for (sh = 0; sh < 8; ++sh) {
if (instr & (0x80000 >> sh))
- op->val = (op->val & ~imm) |
+ op->ccval = (op->ccval & ~imm) |
(val & imm);
imm >>= 4;
}
@@ -1651,8 +1651,9 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs,
goto arith_done;
case 235: /* mullw */
- op->val = (unsigned int) regs->gpr[ra] *
- (unsigned int) regs->gpr[rb];
+ op->val = (long)(int) regs->gpr[ra] *
+ (int) regs->gpr[rb];
+
goto arith_done;
case 266: /* add */
@@ -2526,7 +2527,7 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs,
logical_done:
if (instr & 1)
- set_cr0(regs, op, ra);
+ set_cr0(regs, op);
logical_done_nocc:
op->reg = ra;
op->type |= SETREG;
@@ -2534,7 +2535,7 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs,
arith_done:
if (instr & 1)
- set_cr0(regs, op, rd);
+ set_cr0(regs, op);
compute_done:
op->reg = rd;
op->type |= SETREG;
diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c
index 2e3eb7431571..9e3da168d54c 100644
--- a/arch/powerpc/perf/core-book3s.c
+++ b/arch/powerpc/perf/core-book3s.c
@@ -793,6 +793,11 @@ void perf_event_print_debug(void)
u32 pmcs[MAX_HWEVENTS];
int i;
+ if (!ppmu) {
+ pr_info("Performance monitor hardware not registered.\n");
+ return;
+ }
+
if (!ppmu->n_counter)
return;
diff --git a/arch/powerpc/platforms/powernv/idle.c b/arch/powerpc/platforms/powernv/idle.c
index 9f59041a172b..443d5ca71995 100644
--- a/arch/powerpc/platforms/powernv/idle.c
+++ b/arch/powerpc/platforms/powernv/idle.c
@@ -393,7 +393,13 @@ static void pnv_program_cpu_hotplug_lpcr(unsigned int cpu, u64 lpcr_val)
u64 pir = get_hard_smp_processor_id(cpu);
mtspr(SPRN_LPCR, lpcr_val);
- opal_slw_set_reg(pir, SPRN_LPCR, lpcr_val);
+
+ /*
+ * Program the LPCR via stop-api only if the deepest stop state
+ * can lose hypervisor context.
+ */
+ if (supported_cpuidle_states & OPAL_PM_LOSE_FULL_CONTEXT)
+ opal_slw_set_reg(pir, SPRN_LPCR, lpcr_val);
}
/*
diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c
index 783f36364690..e45b5f10645a 100644
--- a/arch/powerpc/platforms/pseries/dlpar.c
+++ b/arch/powerpc/platforms/pseries/dlpar.c
@@ -266,7 +266,6 @@ int dlpar_attach_node(struct device_node *dn, struct device_node *parent)
return rc;
}
- of_node_put(dn->parent);
return 0;
}
diff --git a/arch/powerpc/platforms/pseries/hotplug-cpu.c b/arch/powerpc/platforms/pseries/hotplug-cpu.c
index fc0d8f97c03a..fadb95efbb9e 100644
--- a/arch/powerpc/platforms/pseries/hotplug-cpu.c
+++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c
@@ -462,15 +462,19 @@ static ssize_t dlpar_cpu_add(u32 drc_index)
}
dn = dlpar_configure_connector(cpu_to_be32(drc_index), parent);
- of_node_put(parent);
if (!dn) {
pr_warn("Failed call to configure-connector, drc index: %x\n",
drc_index);
dlpar_release_drc(drc_index);
+ of_node_put(parent);
return -EINVAL;
}
rc = dlpar_attach_node(dn, parent);
+
+ /* Regardless we are done with parent now */
+ of_node_put(parent);
+
if (rc) {
saved_rc = rc;
pr_warn("Failed to attach node %s, rc: %d, drc index: %x\n",
diff --git a/arch/powerpc/platforms/pseries/mobility.c b/arch/powerpc/platforms/pseries/mobility.c
index 210ce632d63e..f7042ad492ba 100644
--- a/arch/powerpc/platforms/pseries/mobility.c
+++ b/arch/powerpc/platforms/pseries/mobility.c
@@ -226,8 +226,10 @@ static int add_dt_node(__be32 parent_phandle, __be32 drc_index)
return -ENOENT;
dn = dlpar_configure_connector(drc_index, parent_dn);
- if (!dn)
+ if (!dn) {
+ of_node_put(parent_dn);
return -ENOENT;
+ }
rc = dlpar_attach_node(dn, parent_dn);
if (rc)
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index dce708e061ea..20e75a2ca93a 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -1507,7 +1507,9 @@ static inline pmd_t pmdp_huge_clear_flush(struct vm_area_struct *vma,
static inline void pmdp_invalidate(struct vm_area_struct *vma,
unsigned long addr, pmd_t *pmdp)
{
- pmdp_xchg_direct(vma->vm_mm, addr, pmdp, __pmd(_SEGMENT_ENTRY_EMPTY));
+ pmd_t pmd = __pmd(pmd_val(*pmdp) | _SEGMENT_ENTRY_INVALID);
+
+ pmdp_xchg_direct(vma->vm_mm, addr, pmdp, pmd);
}
#define __HAVE_ARCH_PMDP_SET_WRPROTECT
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c
index ca8cd80e8feb..60181caf8e8a 100644
--- a/arch/s390/kernel/early.c
+++ b/arch/s390/kernel/early.c
@@ -404,18 +404,6 @@ static inline void save_vector_registers(void)
#endif
}
-static int __init topology_setup(char *str)
-{
- bool enabled;
- int rc;
-
- rc = kstrtobool(str, &enabled);
- if (!rc && !enabled)
- S390_lowcore.machine_flags &= ~MACHINE_FLAG_TOPOLOGY;
- return rc;
-}
-early_param("topology", topology_setup);
-
static int __init disable_vector_extension(char *str)
{
S390_lowcore.machine_flags &= ~MACHINE_FLAG_VX;
diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c
index c1bf75ffb875..7e1e40323b78 100644
--- a/arch/s390/kernel/perf_cpum_sf.c
+++ b/arch/s390/kernel/perf_cpum_sf.c
@@ -823,9 +823,12 @@ static int cpumsf_pmu_event_init(struct perf_event *event)
}
/* Check online status of the CPU to which the event is pinned */
- if ((unsigned int)event->cpu >= nr_cpumask_bits ||
- (event->cpu >= 0 && !cpu_online(event->cpu)))
- return -ENODEV;
+ if (event->cpu >= 0) {
+ if ((unsigned int)event->cpu >= nr_cpumask_bits)
+ return -ENODEV;
+ if (!cpu_online(event->cpu))
+ return -ENODEV;
+ }
/* Force reset of idle/hv excludes regardless of what the
* user requested.
diff --git a/arch/s390/kernel/topology.c b/arch/s390/kernel/topology.c
index bb47c92476f0..ed0bdd220e1a 100644
--- a/arch/s390/kernel/topology.c
+++ b/arch/s390/kernel/topology.c
@@ -8,6 +8,8 @@
#include <linux/workqueue.h>
#include <linux/bootmem.h>
+#include <linux/uaccess.h>
+#include <linux/sysctl.h>
#include <linux/cpuset.h>
#include <linux/device.h>
#include <linux/export.h>
@@ -29,12 +31,20 @@
#define PTF_VERTICAL (1UL)
#define PTF_CHECK (2UL)
+enum {
+ TOPOLOGY_MODE_HW,
+ TOPOLOGY_MODE_SINGLE,
+ TOPOLOGY_MODE_PACKAGE,
+ TOPOLOGY_MODE_UNINITIALIZED
+};
+
struct mask_info {
struct mask_info *next;
unsigned char id;
cpumask_t mask;
};
+static int topology_mode = TOPOLOGY_MODE_UNINITIALIZED;
static void set_topology_timer(void);
static void topology_work_fn(struct work_struct *work);
static struct sysinfo_15_1_x *tl_info;
@@ -59,11 +69,26 @@ static cpumask_t cpu_group_map(struct mask_info *info, unsigned int cpu)
cpumask_t mask;
cpumask_copy(&mask, cpumask_of(cpu));
- if (!MACHINE_HAS_TOPOLOGY)
- return mask;
- for (; info; info = info->next) {
- if (cpumask_test_cpu(cpu, &info->mask))
- return info->mask;
+ switch (topology_mode) {
+ case TOPOLOGY_MODE_HW:
+ while (info) {
+ if (cpumask_test_cpu(cpu, &info->mask)) {
+ mask = info->mask;
+ break;
+ }
+ info = info->next;
+ }
+ if (cpumask_empty(&mask))
+ cpumask_copy(&mask, cpumask_of(cpu));
+ break;
+ case TOPOLOGY_MODE_PACKAGE:
+ cpumask_copy(&mask, cpu_present_mask);
+ break;
+ default:
+ /* fallthrough */
+ case TOPOLOGY_MODE_SINGLE:
+ cpumask_copy(&mask, cpumask_of(cpu));
+ break;
}
return mask;
}
@@ -74,7 +99,7 @@ static cpumask_t cpu_thread_map(unsigned int cpu)
int i;
cpumask_copy(&mask, cpumask_of(cpu));
- if (!MACHINE_HAS_TOPOLOGY)
+ if (topology_mode != TOPOLOGY_MODE_HW)
return mask;
cpu -= cpu % (smp_cpu_mtid + 1);
for (i = 0; i <= smp_cpu_mtid; i++)
@@ -184,10 +209,8 @@ static void topology_update_polarization_simple(void)
{
int cpu;
- mutex_lock(&smp_cpu_state_mutex);
for_each_possible_cpu(cpu)
smp_cpu_set_polarization(cpu, POLARIZATION_HRZ);
- mutex_unlock(&smp_cpu_state_mutex);
}
static int ptf(unsigned long fc)
@@ -223,7 +246,7 @@ int topology_set_cpu_management(int fc)
static void update_cpu_masks(void)
{
struct cpu_topology_s390 *topo;
- int cpu;
+ int cpu, id;
for_each_possible_cpu(cpu) {
topo = &cpu_topology[cpu];
@@ -231,12 +254,13 @@ static void update_cpu_masks(void)
topo->core_mask = cpu_group_map(&socket_info, cpu);
topo->book_mask = cpu_group_map(&book_info, cpu);
topo->drawer_mask = cpu_group_map(&drawer_info, cpu);
- if (!MACHINE_HAS_TOPOLOGY) {
+ if (topology_mode != TOPOLOGY_MODE_HW) {
+ id = topology_mode == TOPOLOGY_MODE_PACKAGE ? 0 : cpu;
topo->thread_id = cpu;
topo->core_id = cpu;
- topo->socket_id = cpu;
- topo->book_id = cpu;
- topo->drawer_id = cpu;
+ topo->socket_id = id;
+ topo->book_id = id;
+ topo->drawer_id = id;
if (cpu_present(cpu))
cpumask_set_cpu(cpu, &cpus_with_topology);
}
@@ -254,6 +278,7 @@ static int __arch_update_cpu_topology(void)
struct sysinfo_15_1_x *info = tl_info;
int rc = 0;
+ mutex_lock(&smp_cpu_state_mutex);
cpumask_clear(&cpus_with_topology);
if (MACHINE_HAS_TOPOLOGY) {
rc = 1;
@@ -263,6 +288,7 @@ static int __arch_update_cpu_topology(void)
update_cpu_masks();
if (!MACHINE_HAS_TOPOLOGY)
topology_update_polarization_simple();
+ mutex_unlock(&smp_cpu_state_mutex);
return rc;
}
@@ -289,6 +315,11 @@ void topology_schedule_update(void)
schedule_work(&topology_work);
}
+static void topology_flush_work(void)
+{
+ flush_work(&topology_work);
+}
+
static void topology_timer_fn(unsigned long ignored)
{
if (ptf(PTF_CHECK))
@@ -459,6 +490,12 @@ void __init topology_init_early(void)
struct sysinfo_15_1_x *info;
set_sched_topology(s390_topology);
+ if (topology_mode == TOPOLOGY_MODE_UNINITIALIZED) {
+ if (MACHINE_HAS_TOPOLOGY)
+ topology_mode = TOPOLOGY_MODE_HW;
+ else
+ topology_mode = TOPOLOGY_MODE_SINGLE;
+ }
if (!MACHINE_HAS_TOPOLOGY)
goto out;
tl_info = memblock_virt_alloc(PAGE_SIZE, PAGE_SIZE);
@@ -474,12 +511,97 @@ out:
__arch_update_cpu_topology();
}
+static inline int topology_get_mode(int enabled)
+{
+ if (!enabled)
+ return TOPOLOGY_MODE_SINGLE;
+ return MACHINE_HAS_TOPOLOGY ? TOPOLOGY_MODE_HW : TOPOLOGY_MODE_PACKAGE;
+}
+
+static inline int topology_is_enabled(void)
+{
+ return topology_mode != TOPOLOGY_MODE_SINGLE;
+}
+
+static int __init topology_setup(char *str)
+{
+ bool enabled;
+ int rc;
+
+ rc = kstrtobool(str, &enabled);
+ if (rc)
+ return rc;
+ topology_mode = topology_get_mode(enabled);
+ return 0;
+}
+early_param("topology", topology_setup);
+
+static int topology_ctl_handler(struct ctl_table *ctl, int write,
+ void __user *buffer, size_t *lenp, loff_t *ppos)
+{
+ unsigned int len;
+ int new_mode;
+ char buf[2];
+
+ if (!*lenp || *ppos) {
+ *lenp = 0;
+ return 0;
+ }
+ if (!write) {
+ strncpy(buf, topology_is_enabled() ? "1\n" : "0\n",
+ ARRAY_SIZE(buf));
+ len = strnlen(buf, ARRAY_SIZE(buf));
+ if (len > *lenp)
+ len = *lenp;
+ if (copy_to_user(buffer, buf, len))
+ return -EFAULT;
+ goto out;
+ }
+ len = *lenp;
+ if (copy_from_user(buf, buffer, len > sizeof(buf) ? sizeof(buf) : len))
+ return -EFAULT;
+ if (buf[0] != '0' && buf[0] != '1')
+ return -EINVAL;
+ mutex_lock(&smp_cpu_state_mutex);
+ new_mode = topology_get_mode(buf[0] == '1');
+ if (topology_mode != new_mode) {
+ topology_mode = new_mode;
+ topology_schedule_update();
+ }
+ mutex_unlock(&smp_cpu_state_mutex);
+ topology_flush_work();
+out:
+ *lenp = len;
+ *ppos += len;
+ return 0;
+}
+
+static struct ctl_table topology_ctl_table[] = {
+ {
+ .procname = "topology",
+ .mode = 0644,
+ .proc_handler = topology_ctl_handler,
+ },
+ { },
+};
+
+static struct ctl_table topology_dir_table[] = {
+ {
+ .procname = "s390",
+ .maxlen = 0,
+ .mode = 0555,
+ .child = topology_ctl_table,
+ },
+ { },
+};
+
static int __init topology_init(void)
{
if (MACHINE_HAS_TOPOLOGY)
set_topology_timer();
else
topology_update_polarization_simple();
+ register_sysctl_table(topology_dir_table);
return device_create_file(cpu_subsys.dev_root, &dev_attr_dispatching);
}
device_initcall(topology_init);
diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c
index 8ecc25e760fa..98ffe3ee9411 100644
--- a/arch/s390/mm/gup.c
+++ b/arch/s390/mm/gup.c
@@ -56,13 +56,12 @@ static inline int gup_pte_range(pmd_t *pmdp, pmd_t pmd, unsigned long addr,
static inline int gup_huge_pmd(pmd_t *pmdp, pmd_t pmd, unsigned long addr,
unsigned long end, int write, struct page **pages, int *nr)
{
- unsigned long mask, result;
struct page *head, *page;
+ unsigned long mask;
int refs;
- result = write ? 0 : _SEGMENT_ENTRY_PROTECT;
- mask = result | _SEGMENT_ENTRY_INVALID;
- if ((pmd_val(pmd) & mask) != result)
+ mask = (write ? _SEGMENT_ENTRY_PROTECT : 0) | _SEGMENT_ENTRY_INVALID;
+ if ((pmd_val(pmd) & mask) != 0)
return 0;
VM_BUG_ON(!pfn_valid(pmd_val(pmd) >> PAGE_SHIFT));
diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h
index 18e0377f72bb..88ce1e22237b 100644
--- a/arch/sh/include/asm/processor_32.h
+++ b/arch/sh/include/asm/processor_32.h
@@ -136,10 +136,6 @@ extern void start_thread(struct pt_regs *regs, unsigned long new_pc, unsigned lo
/* Free all resources held by a thread. */
extern void release_thread(struct task_struct *);
-/* Copy and release all segment info associated with a VM */
-#define copy_segments(p, mm) do { } while(0)
-#define release_segments(mm) do { } while(0)
-
/*
* FPU lazy state save handling.
*/
diff --git a/arch/sh/include/asm/processor_64.h b/arch/sh/include/asm/processor_64.h
index eedd4f625d07..777a16318aff 100644
--- a/arch/sh/include/asm/processor_64.h
+++ b/arch/sh/include/asm/processor_64.h
@@ -170,10 +170,6 @@ struct mm_struct;
/* Free all resources held by a thread. */
extern void release_thread(struct task_struct *);
-/* Copy and release all segment info associated with a VM */
-#define copy_segments(p, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-#define forget_segments() do { } while (0)
/*
* FPU lazy state save handling.
*/
diff --git a/arch/tile/configs/tilegx_defconfig b/arch/tile/configs/tilegx_defconfig
index 0d925fa0f0c1..9f94435cc44f 100644
--- a/arch/tile/configs/tilegx_defconfig
+++ b/arch/tile/configs/tilegx_defconfig
@@ -409,5 +409,4 @@ CONFIG_CRYPTO_SEED=m
CONFIG_CRYPTO_SERPENT=m
CONFIG_CRYPTO_TEA=m
CONFIG_CRYPTO_TWOFISH=m
-CONFIG_CRYPTO_ZLIB=m
CONFIG_CRYPTO_LZO=m
diff --git a/arch/tile/configs/tilepro_defconfig b/arch/tile/configs/tilepro_defconfig
index 149d8e8eacb8..1c5bd4f8ffca 100644
--- a/arch/tile/configs/tilepro_defconfig
+++ b/arch/tile/configs/tilepro_defconfig
@@ -189,7 +189,6 @@ CONFIG_IP_NF_MATCH_ECN=m
CONFIG_IP_NF_MATCH_TTL=m
CONFIG_IP_NF_FILTER=y
CONFIG_IP_NF_TARGET_REJECT=y
-CONFIG_IP_NF_TARGET_ULOG=m
CONFIG_IP_NF_MANGLE=m
CONFIG_IP_NF_TARGET_ECN=m
CONFIG_IP_NF_TARGET_TTL=m
@@ -521,7 +520,6 @@ CONFIG_CRYPTO_SEED=m
CONFIG_CRYPTO_SERPENT=m
CONFIG_CRYPTO_TEA=m
CONFIG_CRYPTO_TWOFISH=m
-CONFIG_CRYPTO_ZLIB=m
CONFIG_CRYPTO_LZO=m
CONFIG_CRC_CCITT=m
CONFIG_CRC7=m
diff --git a/arch/tile/kernel/setup.c b/arch/tile/kernel/setup.c
index 6becb96c60a0..ad83c1e66dbd 100644
--- a/arch/tile/kernel/setup.c
+++ b/arch/tile/kernel/setup.c
@@ -140,7 +140,7 @@ static int __init setup_maxnodemem(char *str)
{
char *endp;
unsigned long long maxnodemem;
- long node;
+ unsigned long node;
node = str ? simple_strtoul(str, &endp, 0) : INT_MAX;
if (node >= MAX_NUMNODES || *endp != ':')
diff --git a/arch/um/include/asm/processor-generic.h b/arch/um/include/asm/processor-generic.h
index f6d1a3f747a9..86942a492454 100644
--- a/arch/um/include/asm/processor-generic.h
+++ b/arch/um/include/asm/processor-generic.h
@@ -58,11 +58,6 @@ static inline void release_thread(struct task_struct *task)
{
}
-static inline void mm_copy_segments(struct mm_struct *from_mm,
- struct mm_struct *new_mm)
-{
-}
-
#define init_stack (init_thread_union.stack)
/*
diff --git a/arch/x86/crypto/blowfish-x86_64-asm_64.S b/arch/x86/crypto/blowfish-x86_64-asm_64.S
index 246c67006ed0..8c1fcb6bad21 100644
--- a/arch/x86/crypto/blowfish-x86_64-asm_64.S
+++ b/arch/x86/crypto/blowfish-x86_64-asm_64.S
@@ -33,7 +33,7 @@
#define s3 ((16 + 2 + (3 * 256)) * 4)
/* register macros */
-#define CTX %rdi
+#define CTX %r12
#define RIO %rsi
#define RX0 %rax
@@ -56,12 +56,12 @@
#define RX2bh %ch
#define RX3bh %dh
-#define RT0 %rbp
+#define RT0 %rdi
#define RT1 %rsi
#define RT2 %r8
#define RT3 %r9
-#define RT0d %ebp
+#define RT0d %edi
#define RT1d %esi
#define RT2d %r8d
#define RT3d %r9d
@@ -120,13 +120,14 @@
ENTRY(__blowfish_enc_blk)
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* %rsi: dst
* %rdx: src
* %rcx: bool, if true: xor output
*/
- movq %rbp, %r11;
+ movq %r12, %r11;
+ movq %rdi, CTX;
movq %rsi, %r10;
movq %rdx, RIO;
@@ -142,7 +143,7 @@ ENTRY(__blowfish_enc_blk)
round_enc(14);
add_roundkey_enc(16);
- movq %r11, %rbp;
+ movq %r11, %r12;
movq %r10, RIO;
test %cl, %cl;
@@ -157,12 +158,13 @@ ENDPROC(__blowfish_enc_blk)
ENTRY(blowfish_dec_blk)
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* %rsi: dst
* %rdx: src
*/
- movq %rbp, %r11;
+ movq %r12, %r11;
+ movq %rdi, CTX;
movq %rsi, %r10;
movq %rdx, RIO;
@@ -181,7 +183,7 @@ ENTRY(blowfish_dec_blk)
movq %r10, RIO;
write_block();
- movq %r11, %rbp;
+ movq %r11, %r12;
ret;
ENDPROC(blowfish_dec_blk)
@@ -298,20 +300,21 @@ ENDPROC(blowfish_dec_blk)
ENTRY(__blowfish_enc_blk_4way)
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* %rsi: dst
* %rdx: src
* %rcx: bool, if true: xor output
*/
- pushq %rbp;
+ pushq %r12;
pushq %rbx;
pushq %rcx;
- preload_roundkey_enc(0);
-
+ movq %rdi, CTX
movq %rsi, %r11;
movq %rdx, RIO;
+ preload_roundkey_enc(0);
+
read_block4();
round_enc4(0);
@@ -324,39 +327,40 @@ ENTRY(__blowfish_enc_blk_4way)
round_enc4(14);
add_preloaded_roundkey4();
- popq %rbp;
+ popq %r12;
movq %r11, RIO;
- test %bpl, %bpl;
+ test %r12b, %r12b;
jnz .L__enc_xor4;
write_block4();
popq %rbx;
- popq %rbp;
+ popq %r12;
ret;
.L__enc_xor4:
xor_block4();
popq %rbx;
- popq %rbp;
+ popq %r12;
ret;
ENDPROC(__blowfish_enc_blk_4way)
ENTRY(blowfish_dec_blk_4way)
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* %rsi: dst
* %rdx: src
*/
- pushq %rbp;
+ pushq %r12;
pushq %rbx;
- preload_roundkey_dec(17);
- movq %rsi, %r11;
+ movq %rdi, CTX;
+ movq %rsi, %r11
movq %rdx, RIO;
+ preload_roundkey_dec(17);
read_block4();
round_dec4(17);
@@ -373,7 +377,7 @@ ENTRY(blowfish_dec_blk_4way)
write_block4();
popq %rbx;
- popq %rbp;
+ popq %r12;
ret;
ENDPROC(blowfish_dec_blk_4way)
diff --git a/arch/x86/crypto/camellia-x86_64-asm_64.S b/arch/x86/crypto/camellia-x86_64-asm_64.S
index 310319c601ed..95ba6956a7f6 100644
--- a/arch/x86/crypto/camellia-x86_64-asm_64.S
+++ b/arch/x86/crypto/camellia-x86_64-asm_64.S
@@ -75,17 +75,17 @@
#define RCD1bh %dh
#define RT0 %rsi
-#define RT1 %rbp
+#define RT1 %r12
#define RT2 %r8
#define RT0d %esi
-#define RT1d %ebp
+#define RT1d %r12d
#define RT2d %r8d
#define RT2bl %r8b
#define RXOR %r9
-#define RRBP %r10
+#define RR12 %r10
#define RDST %r11
#define RXORd %r9d
@@ -197,7 +197,7 @@ ENTRY(__camellia_enc_blk)
* %rdx: src
* %rcx: bool xor
*/
- movq %rbp, RRBP;
+ movq %r12, RR12;
movq %rcx, RXOR;
movq %rsi, RDST;
@@ -227,13 +227,13 @@ ENTRY(__camellia_enc_blk)
enc_outunpack(mov, RT1);
- movq RRBP, %rbp;
+ movq RR12, %r12;
ret;
.L__enc_xor:
enc_outunpack(xor, RT1);
- movq RRBP, %rbp;
+ movq RR12, %r12;
ret;
ENDPROC(__camellia_enc_blk)
@@ -248,7 +248,7 @@ ENTRY(camellia_dec_blk)
movl $24, RXORd;
cmovel RXORd, RT2d; /* max */
- movq %rbp, RRBP;
+ movq %r12, RR12;
movq %rsi, RDST;
movq %rdx, RIO;
@@ -271,7 +271,7 @@ ENTRY(camellia_dec_blk)
dec_outunpack();
- movq RRBP, %rbp;
+ movq RR12, %r12;
ret;
ENDPROC(camellia_dec_blk)
@@ -433,7 +433,7 @@ ENTRY(__camellia_enc_blk_2way)
*/
pushq %rbx;
- movq %rbp, RRBP;
+ movq %r12, RR12;
movq %rcx, RXOR;
movq %rsi, RDST;
movq %rdx, RIO;
@@ -461,14 +461,14 @@ ENTRY(__camellia_enc_blk_2way)
enc_outunpack2(mov, RT2);
- movq RRBP, %rbp;
+ movq RR12, %r12;
popq %rbx;
ret;
.L__enc2_xor:
enc_outunpack2(xor, RT2);
- movq RRBP, %rbp;
+ movq RR12, %r12;
popq %rbx;
ret;
ENDPROC(__camellia_enc_blk_2way)
@@ -485,7 +485,7 @@ ENTRY(camellia_dec_blk_2way)
cmovel RXORd, RT2d; /* max */
movq %rbx, RXOR;
- movq %rbp, RRBP;
+ movq %r12, RR12;
movq %rsi, RDST;
movq %rdx, RIO;
@@ -508,7 +508,7 @@ ENTRY(camellia_dec_blk_2way)
dec_outunpack2();
- movq RRBP, %rbp;
+ movq RR12, %r12;
movq RXOR, %rbx;
ret;
ENDPROC(camellia_dec_blk_2way)
diff --git a/arch/x86/crypto/cast5-avx-x86_64-asm_64.S b/arch/x86/crypto/cast5-avx-x86_64-asm_64.S
index b4a8806234ea..86107c961bb4 100644
--- a/arch/x86/crypto/cast5-avx-x86_64-asm_64.S
+++ b/arch/x86/crypto/cast5-avx-x86_64-asm_64.S
@@ -47,7 +47,7 @@
/**********************************************************************
16-way AVX cast5
**********************************************************************/
-#define CTX %rdi
+#define CTX %r15
#define RL1 %xmm0
#define RR1 %xmm1
@@ -70,8 +70,8 @@
#define RTMP %xmm15
-#define RID1 %rbp
-#define RID1d %ebp
+#define RID1 %rdi
+#define RID1d %edi
#define RID2 %rsi
#define RID2d %esi
@@ -226,7 +226,7 @@
.align 16
__cast5_enc_blk16:
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* RL1: blocks 1 and 2
* RR1: blocks 3 and 4
* RL2: blocks 5 and 6
@@ -246,9 +246,11 @@ __cast5_enc_blk16:
* RR4: encrypted blocks 15 and 16
*/
- pushq %rbp;
+ pushq %r15;
pushq %rbx;
+ movq %rdi, CTX;
+
vmovdqa .Lbswap_mask, RKM;
vmovd .Lfirst_mask, R1ST;
vmovd .L32_mask, R32;
@@ -283,7 +285,7 @@ __cast5_enc_blk16:
.L__skip_enc:
popq %rbx;
- popq %rbp;
+ popq %r15;
vmovdqa .Lbswap_mask, RKM;
@@ -298,7 +300,7 @@ ENDPROC(__cast5_enc_blk16)
.align 16
__cast5_dec_blk16:
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* RL1: encrypted blocks 1 and 2
* RR1: encrypted blocks 3 and 4
* RL2: encrypted blocks 5 and 6
@@ -318,9 +320,11 @@ __cast5_dec_blk16:
* RR4: decrypted blocks 15 and 16
*/
- pushq %rbp;
+ pushq %r15;
pushq %rbx;
+ movq %rdi, CTX;
+
vmovdqa .Lbswap_mask, RKM;
vmovd .Lfirst_mask, R1ST;
vmovd .L32_mask, R32;
@@ -356,7 +360,7 @@ __cast5_dec_blk16:
vmovdqa .Lbswap_mask, RKM;
popq %rbx;
- popq %rbp;
+ popq %r15;
outunpack_blocks(RR1, RL1, RTMP, RX, RKM);
outunpack_blocks(RR2, RL2, RTMP, RX, RKM);
@@ -372,12 +376,14 @@ ENDPROC(__cast5_dec_blk16)
ENTRY(cast5_ecb_enc_16way)
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* %rsi: dst
* %rdx: src
*/
FRAME_BEGIN
+ pushq %r15;
+ movq %rdi, CTX;
movq %rsi, %r11;
vmovdqu (0*4*4)(%rdx), RL1;
@@ -400,18 +406,22 @@ ENTRY(cast5_ecb_enc_16way)
vmovdqu RR4, (6*4*4)(%r11);
vmovdqu RL4, (7*4*4)(%r11);
+ popq %r15;
FRAME_END
ret;
ENDPROC(cast5_ecb_enc_16way)
ENTRY(cast5_ecb_dec_16way)
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* %rsi: dst
* %rdx: src
*/
FRAME_BEGIN
+ pushq %r15;
+
+ movq %rdi, CTX;
movq %rsi, %r11;
vmovdqu (0*4*4)(%rdx), RL1;
@@ -434,20 +444,22 @@ ENTRY(cast5_ecb_dec_16way)
vmovdqu RR4, (6*4*4)(%r11);
vmovdqu RL4, (7*4*4)(%r11);
+ popq %r15;
FRAME_END
ret;
ENDPROC(cast5_ecb_dec_16way)
ENTRY(cast5_cbc_dec_16way)
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* %rsi: dst
* %rdx: src
*/
FRAME_BEGIN
-
pushq %r12;
+ pushq %r15;
+ movq %rdi, CTX;
movq %rsi, %r11;
movq %rdx, %r12;
@@ -483,23 +495,24 @@ ENTRY(cast5_cbc_dec_16way)
vmovdqu RR4, (6*16)(%r11);
vmovdqu RL4, (7*16)(%r11);
+ popq %r15;
popq %r12;
-
FRAME_END
ret;
ENDPROC(cast5_cbc_dec_16way)
ENTRY(cast5_ctr_16way)
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* %rsi: dst
* %rdx: src
* %rcx: iv (big endian, 64bit)
*/
FRAME_BEGIN
-
pushq %r12;
+ pushq %r15;
+ movq %rdi, CTX;
movq %rsi, %r11;
movq %rdx, %r12;
@@ -558,8 +571,8 @@ ENTRY(cast5_ctr_16way)
vmovdqu RR4, (6*16)(%r11);
vmovdqu RL4, (7*16)(%r11);
+ popq %r15;
popq %r12;
-
FRAME_END
ret;
ENDPROC(cast5_ctr_16way)
diff --git a/arch/x86/crypto/cast6-avx-x86_64-asm_64.S b/arch/x86/crypto/cast6-avx-x86_64-asm_64.S
index 952d3156a933..7f30b6f0d72c 100644
--- a/arch/x86/crypto/cast6-avx-x86_64-asm_64.S
+++ b/arch/x86/crypto/cast6-avx-x86_64-asm_64.S
@@ -47,7 +47,7 @@
/**********************************************************************
8-way AVX cast6
**********************************************************************/
-#define CTX %rdi
+#define CTX %r15
#define RA1 %xmm0
#define RB1 %xmm1
@@ -70,8 +70,8 @@
#define RTMP %xmm15
-#define RID1 %rbp
-#define RID1d %ebp
+#define RID1 %rdi
+#define RID1d %edi
#define RID2 %rsi
#define RID2d %esi
@@ -264,15 +264,17 @@
.align 8
__cast6_enc_blk8:
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2: blocks
* output:
* RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2: encrypted blocks
*/
- pushq %rbp;
+ pushq %r15;
pushq %rbx;
+ movq %rdi, CTX;
+
vmovdqa .Lbswap_mask, RKM;
vmovd .Lfirst_mask, R1ST;
vmovd .L32_mask, R32;
@@ -297,7 +299,7 @@ __cast6_enc_blk8:
QBAR(11);
popq %rbx;
- popq %rbp;
+ popq %r15;
vmovdqa .Lbswap_mask, RKM;
@@ -310,15 +312,17 @@ ENDPROC(__cast6_enc_blk8)
.align 8
__cast6_dec_blk8:
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2: encrypted blocks
* output:
* RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2: decrypted blocks
*/
- pushq %rbp;
+ pushq %r15;
pushq %rbx;
+ movq %rdi, CTX;
+
vmovdqa .Lbswap_mask, RKM;
vmovd .Lfirst_mask, R1ST;
vmovd .L32_mask, R32;
@@ -343,7 +347,7 @@ __cast6_dec_blk8:
QBAR(0);
popq %rbx;
- popq %rbp;
+ popq %r15;
vmovdqa .Lbswap_mask, RKM;
outunpack_blocks(RA1, RB1, RC1, RD1, RTMP, RX, RKRF, RKM);
@@ -354,12 +358,14 @@ ENDPROC(__cast6_dec_blk8)
ENTRY(cast6_ecb_enc_8way)
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* %rsi: dst
* %rdx: src
*/
FRAME_BEGIN
+ pushq %r15;
+ movq %rdi, CTX;
movq %rsi, %r11;
load_8way(%rdx, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
@@ -368,18 +374,21 @@ ENTRY(cast6_ecb_enc_8way)
store_8way(%r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
+ popq %r15;
FRAME_END
ret;
ENDPROC(cast6_ecb_enc_8way)
ENTRY(cast6_ecb_dec_8way)
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* %rsi: dst
* %rdx: src
*/
FRAME_BEGIN
+ pushq %r15;
+ movq %rdi, CTX;
movq %rsi, %r11;
load_8way(%rdx, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
@@ -388,20 +397,22 @@ ENTRY(cast6_ecb_dec_8way)
store_8way(%r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
+ popq %r15;
FRAME_END
ret;
ENDPROC(cast6_ecb_dec_8way)
ENTRY(cast6_cbc_dec_8way)
/* input:
- * %rdi: ctx, CTX
+ * %rdi: ctx
* %rsi: dst
* %rdx: src
*/
FRAME_BEGIN
-
pushq %r12;
+ pushq %r15;
+ movq %rdi, CTX;
movq %rsi, %r11;
movq %rdx, %r12;
@@ -411,8 +422,8 @@ ENTRY(cast6_cbc_dec_8way)
store_cbc_8way(%r12, %r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
+ popq %r15;
popq %r12;
-
FRAME_END
ret;
ENDPROC(cast6_cbc_dec_8way)
@@ -425,9 +436,10 @@ ENTRY(cast6_ctr_8way)
* %rcx: iv (little endian, 128bit)
*/
FRAME_BEGIN
-
pushq %r12;
+ pushq %r15
+ movq %rdi, CTX;
movq %rsi, %r11;
movq %rdx, %r12;
@@ -438,8 +450,8 @@ ENTRY(cast6_ctr_8way)
store_ctr_8way(%r12, %r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
+ popq %r15;
popq %r12;
-
FRAME_END
ret;
ENDPROC(cast6_ctr_8way)
@@ -452,7 +464,9 @@ ENTRY(cast6_xts_enc_8way)
* %rcx: iv (t ⊕ αⁿ ∈ GF(2¹²⁸))
*/
FRAME_BEGIN
+ pushq %r15;
+ movq %rdi, CTX
movq %rsi, %r11;
/* regs <= src, dst <= IVs, regs <= regs xor IVs */
@@ -464,6 +478,7 @@ ENTRY(cast6_xts_enc_8way)
/* dst <= regs xor IVs(in dst) */
store_xts_8way(%r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
+ popq %r15;
FRAME_END
ret;
ENDPROC(cast6_xts_enc_8way)
@@ -476,7 +491,9 @@ ENTRY(cast6_xts_dec_8way)
* %rcx: iv (t ⊕ αⁿ ∈ GF(2¹²⁸))
*/
FRAME_BEGIN
+ pushq %r15;
+ movq %rdi, CTX
movq %rsi, %r11;
/* regs <= src, dst <= IVs, regs <= regs xor IVs */
@@ -488,6 +505,7 @@ ENTRY(cast6_xts_dec_8way)
/* dst <= regs xor IVs(in dst) */
store_xts_8way(%r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2);
+ popq %r15;
FRAME_END
ret;
ENDPROC(cast6_xts_dec_8way)
diff --git a/arch/x86/crypto/des3_ede-asm_64.S b/arch/x86/crypto/des3_ede-asm_64.S
index f3e91647ca27..8e49ce117494 100644
--- a/arch/x86/crypto/des3_ede-asm_64.S
+++ b/arch/x86/crypto/des3_ede-asm_64.S
@@ -64,12 +64,12 @@
#define RW2bh %ch
#define RT0 %r15
-#define RT1 %rbp
+#define RT1 %rsi
#define RT2 %r14
#define RT3 %rdx
#define RT0d %r15d
-#define RT1d %ebp
+#define RT1d %esi
#define RT2d %r14d
#define RT3d %edx
@@ -177,13 +177,14 @@ ENTRY(des3_ede_x86_64_crypt_blk)
* %rsi: dst
* %rdx: src
*/
- pushq %rbp;
pushq %rbx;
pushq %r12;
pushq %r13;
pushq %r14;
pushq %r15;
+ pushq %rsi; /* dst */
+
read_block(%rdx, RL0, RR0);
initial_permutation(RL0, RR0);
@@ -241,6 +242,8 @@ ENTRY(des3_ede_x86_64_crypt_blk)
round1(32+15, RL0, RR0, dummy2);
final_permutation(RR0, RL0);
+
+ popq %rsi /* dst */
write_block(%rsi, RR0, RL0);
popq %r15;
@@ -248,7 +251,6 @@ ENTRY(des3_ede_x86_64_crypt_blk)
popq %r13;
popq %r12;
popq %rbx;
- popq %rbp;
ret;
ENDPROC(des3_ede_x86_64_crypt_blk)
@@ -432,13 +434,14 @@ ENTRY(des3_ede_x86_64_crypt_blk_3way)
* %rdx: src (3 blocks)
*/
- pushq %rbp;
pushq %rbx;
pushq %r12;
pushq %r13;
pushq %r14;
pushq %r15;
+ pushq %rsi /* dst */
+
/* load input */
movl 0 * 4(%rdx), RL0d;
movl 1 * 4(%rdx), RR0d;
@@ -520,6 +523,7 @@ ENTRY(des3_ede_x86_64_crypt_blk_3way)
bswapl RR2d;
bswapl RL2d;
+ popq %rsi /* dst */
movl RR0d, 0 * 4(%rsi);
movl RL0d, 1 * 4(%rsi);
movl RR1d, 2 * 4(%rsi);
@@ -532,7 +536,6 @@ ENTRY(des3_ede_x86_64_crypt_blk_3way)
popq %r13;
popq %r12;
popq %rbx;
- popq %rbp;
ret;
ENDPROC(des3_ede_x86_64_crypt_blk_3way)
diff --git a/arch/x86/crypto/sha1_avx2_x86_64_asm.S b/arch/x86/crypto/sha1_avx2_x86_64_asm.S
index 1eab79c9ac48..9f712a7dfd79 100644
--- a/arch/x86/crypto/sha1_avx2_x86_64_asm.S
+++ b/arch/x86/crypto/sha1_avx2_x86_64_asm.S
@@ -89,7 +89,7 @@
#define REG_RE %rdx
#define REG_RTA %r12
#define REG_RTB %rbx
-#define REG_T1 %ebp
+#define REG_T1 %r11d
#define xmm_mov vmovups
#define avx2_zeroupper vzeroupper
#define RND_F1 1
@@ -637,7 +637,6 @@ _loop3:
ENTRY(\name)
push %rbx
- push %rbp
push %r12
push %r13
push %r14
@@ -673,7 +672,6 @@ _loop3:
pop %r14
pop %r13
pop %r12
- pop %rbp
pop %rbx
ret
diff --git a/arch/x86/crypto/sha1_ssse3_asm.S b/arch/x86/crypto/sha1_ssse3_asm.S
index a4109506a5e8..6204bd53528c 100644
--- a/arch/x86/crypto/sha1_ssse3_asm.S
+++ b/arch/x86/crypto/sha1_ssse3_asm.S
@@ -37,7 +37,7 @@
#define REG_A %ecx
#define REG_B %esi
#define REG_C %edi
-#define REG_D %ebp
+#define REG_D %r12d
#define REG_E %edx
#define REG_T1 %eax
@@ -74,10 +74,10 @@
ENTRY(\name)
push %rbx
- push %rbp
push %r12
+ push %rbp
+ mov %rsp, %rbp
- mov %rsp, %r12
sub $64, %rsp # allocate workspace
and $~15, %rsp # align stack
@@ -99,10 +99,9 @@
xor %rax, %rax
rep stosq
- mov %r12, %rsp # deallocate workspace
-
- pop %r12
+ mov %rbp, %rsp # deallocate workspace
pop %rbp
+ pop %r12
pop %rbx
ret
diff --git a/arch/x86/crypto/sha256-avx-asm.S b/arch/x86/crypto/sha256-avx-asm.S
index e08888a1a5f2..001bbcf93c79 100644
--- a/arch/x86/crypto/sha256-avx-asm.S
+++ b/arch/x86/crypto/sha256-avx-asm.S
@@ -103,7 +103,7 @@ SRND = %rsi # clobbers INP
c = %ecx
d = %r8d
e = %edx
-TBL = %rbp
+TBL = %r12
a = %eax
b = %ebx
@@ -350,13 +350,13 @@ a = TMP_
ENTRY(sha256_transform_avx)
.align 32
pushq %rbx
- pushq %rbp
+ pushq %r12
pushq %r13
pushq %r14
pushq %r15
- pushq %r12
+ pushq %rbp
+ movq %rsp, %rbp
- mov %rsp, %r12
subq $STACK_SIZE, %rsp # allocate stack space
and $~15, %rsp # align stack pointer
@@ -452,13 +452,12 @@ loop2:
done_hash:
- mov %r12, %rsp
-
- popq %r12
+ mov %rbp, %rsp
+ popq %rbp
popq %r15
popq %r14
popq %r13
- popq %rbp
+ popq %r12
popq %rbx
ret
ENDPROC(sha256_transform_avx)
diff --git a/arch/x86/crypto/sha256-avx2-asm.S b/arch/x86/crypto/sha256-avx2-asm.S
index 89c8f09787d2..1420db15dcdd 100644
--- a/arch/x86/crypto/sha256-avx2-asm.S
+++ b/arch/x86/crypto/sha256-avx2-asm.S
@@ -98,8 +98,6 @@ d = %r8d
e = %edx # clobbers NUM_BLKS
y3 = %esi # clobbers INP
-
-TBL = %rbp
SRND = CTX # SRND is same register as CTX
a = %eax
@@ -531,7 +529,6 @@ STACK_SIZE = _RSP + _RSP_SIZE
ENTRY(sha256_transform_rorx)
.align 32
pushq %rbx
- pushq %rbp
pushq %r12
pushq %r13
pushq %r14
@@ -568,8 +565,6 @@ ENTRY(sha256_transform_rorx)
mov CTX, _CTX(%rsp)
loop0:
- lea K256(%rip), TBL
-
## Load first 16 dwords from two blocks
VMOVDQ 0*32(INP),XTMP0
VMOVDQ 1*32(INP),XTMP1
@@ -597,19 +592,19 @@ last_block_enter:
.align 16
loop1:
- vpaddd 0*32(TBL, SRND), X0, XFER
+ vpaddd K256+0*32(SRND), X0, XFER
vmovdqa XFER, 0*32+_XFER(%rsp, SRND)
FOUR_ROUNDS_AND_SCHED _XFER + 0*32
- vpaddd 1*32(TBL, SRND), X0, XFER
+ vpaddd K256+1*32(SRND), X0, XFER
vmovdqa XFER, 1*32+_XFER(%rsp, SRND)
FOUR_ROUNDS_AND_SCHED _XFER + 1*32
- vpaddd 2*32(TBL, SRND), X0, XFER
+ vpaddd K256+2*32(SRND), X0, XFER
vmovdqa XFER, 2*32+_XFER(%rsp, SRND)
FOUR_ROUNDS_AND_SCHED _XFER + 2*32
- vpaddd 3*32(TBL, SRND), X0, XFER
+ vpaddd K256+3*32(SRND), X0, XFER
vmovdqa XFER, 3*32+_XFER(%rsp, SRND)
FOUR_ROUNDS_AND_SCHED _XFER + 3*32
@@ -619,10 +614,11 @@ loop1:
loop2:
## Do last 16 rounds with no scheduling
- vpaddd 0*32(TBL, SRND), X0, XFER
+ vpaddd K256+0*32(SRND), X0, XFER
vmovdqa XFER, 0*32+_XFER(%rsp, SRND)
DO_4ROUNDS _XFER + 0*32
- vpaddd 1*32(TBL, SRND), X1, XFER
+
+ vpaddd K256+1*32(SRND), X1, XFER
vmovdqa XFER, 1*32+_XFER(%rsp, SRND)
DO_4ROUNDS _XFER + 1*32
add $2*32, SRND
@@ -676,9 +672,6 @@ loop3:
ja done_hash
do_last_block:
- #### do last block
- lea K256(%rip), TBL
-
VMOVDQ 0*16(INP),XWORD0
VMOVDQ 1*16(INP),XWORD1
VMOVDQ 2*16(INP),XWORD2
@@ -718,7 +711,6 @@ done_hash:
popq %r14
popq %r13
popq %r12
- popq %rbp
popq %rbx
ret
ENDPROC(sha256_transform_rorx)
diff --git a/arch/x86/crypto/sha256-ssse3-asm.S b/arch/x86/crypto/sha256-ssse3-asm.S
index 39b83c93e7fd..c6c05ed2c16a 100644
--- a/arch/x86/crypto/sha256-ssse3-asm.S
+++ b/arch/x86/crypto/sha256-ssse3-asm.S
@@ -95,7 +95,7 @@ SRND = %rsi # clobbers INP
c = %ecx
d = %r8d
e = %edx
-TBL = %rbp
+TBL = %r12
a = %eax
b = %ebx
@@ -356,13 +356,13 @@ a = TMP_
ENTRY(sha256_transform_ssse3)
.align 32
pushq %rbx
- pushq %rbp
+ pushq %r12
pushq %r13
pushq %r14
pushq %r15
- pushq %r12
+ pushq %rbp
+ mov %rsp, %rbp
- mov %rsp, %r12
subq $STACK_SIZE, %rsp
and $~15, %rsp
@@ -462,13 +462,12 @@ loop2:
done_hash:
- mov %r12, %rsp
-
- popq %r12
+ mov %rbp, %rsp
+ popq %rbp
popq %r15
popq %r14
popq %r13
- popq %rbp
+ popq %r12
popq %rbx
ret
diff --git a/arch/x86/crypto/sha512-avx2-asm.S b/arch/x86/crypto/sha512-avx2-asm.S
index 7f5f6c6ec72e..b16d56005162 100644
--- a/arch/x86/crypto/sha512-avx2-asm.S
+++ b/arch/x86/crypto/sha512-avx2-asm.S
@@ -69,8 +69,9 @@ XFER = YTMP0
BYTE_FLIP_MASK = %ymm9
-# 1st arg
-CTX = %rdi
+# 1st arg is %rdi, which is saved to the stack and accessed later via %r12
+CTX1 = %rdi
+CTX2 = %r12
# 2nd arg
INP = %rsi
# 3rd arg
@@ -81,7 +82,7 @@ d = %r8
e = %rdx
y3 = %rsi
-TBL = %rbp
+TBL = %rdi # clobbers CTX1
a = %rax
b = %rbx
@@ -91,26 +92,26 @@ g = %r10
h = %r11
old_h = %r11
-T1 = %r12
+T1 = %r12 # clobbers CTX2
y0 = %r13
y1 = %r14
y2 = %r15
-y4 = %r12
-
# Local variables (stack frame)
XFER_SIZE = 4*8
SRND_SIZE = 1*8
INP_SIZE = 1*8
INPEND_SIZE = 1*8
+CTX_SIZE = 1*8
RSPSAVE_SIZE = 1*8
-GPRSAVE_SIZE = 6*8
+GPRSAVE_SIZE = 5*8
frame_XFER = 0
frame_SRND = frame_XFER + XFER_SIZE
frame_INP = frame_SRND + SRND_SIZE
frame_INPEND = frame_INP + INP_SIZE
-frame_RSPSAVE = frame_INPEND + INPEND_SIZE
+frame_CTX = frame_INPEND + INPEND_SIZE
+frame_RSPSAVE = frame_CTX + CTX_SIZE
frame_GPRSAVE = frame_RSPSAVE + RSPSAVE_SIZE
frame_size = frame_GPRSAVE + GPRSAVE_SIZE
@@ -576,12 +577,11 @@ ENTRY(sha512_transform_rorx)
mov %rax, frame_RSPSAVE(%rsp)
# Save GPRs
- mov %rbp, frame_GPRSAVE(%rsp)
- mov %rbx, 8*1+frame_GPRSAVE(%rsp)
- mov %r12, 8*2+frame_GPRSAVE(%rsp)
- mov %r13, 8*3+frame_GPRSAVE(%rsp)
- mov %r14, 8*4+frame_GPRSAVE(%rsp)
- mov %r15, 8*5+frame_GPRSAVE(%rsp)
+ mov %rbx, 8*0+frame_GPRSAVE(%rsp)
+ mov %r12, 8*1+frame_GPRSAVE(%rsp)
+ mov %r13, 8*2+frame_GPRSAVE(%rsp)
+ mov %r14, 8*3+frame_GPRSAVE(%rsp)
+ mov %r15, 8*4+frame_GPRSAVE(%rsp)
shl $7, NUM_BLKS # convert to bytes
jz done_hash
@@ -589,14 +589,17 @@ ENTRY(sha512_transform_rorx)
mov NUM_BLKS, frame_INPEND(%rsp)
## load initial digest
- mov 8*0(CTX),a
- mov 8*1(CTX),b
- mov 8*2(CTX),c
- mov 8*3(CTX),d
- mov 8*4(CTX),e
- mov 8*5(CTX),f
- mov 8*6(CTX),g
- mov 8*7(CTX),h
+ mov 8*0(CTX1), a
+ mov 8*1(CTX1), b
+ mov 8*2(CTX1), c
+ mov 8*3(CTX1), d
+ mov 8*4(CTX1), e
+ mov 8*5(CTX1), f
+ mov 8*6(CTX1), g
+ mov 8*7(CTX1), h
+
+ # save %rdi (CTX) before it gets clobbered
+ mov %rdi, frame_CTX(%rsp)
vmovdqa PSHUFFLE_BYTE_FLIP_MASK(%rip), BYTE_FLIP_MASK
@@ -652,14 +655,15 @@ loop2:
subq $1, frame_SRND(%rsp)
jne loop2
- addm 8*0(CTX),a
- addm 8*1(CTX),b
- addm 8*2(CTX),c
- addm 8*3(CTX),d
- addm 8*4(CTX),e
- addm 8*5(CTX),f
- addm 8*6(CTX),g
- addm 8*7(CTX),h
+ mov frame_CTX(%rsp), CTX2
+ addm 8*0(CTX2), a
+ addm 8*1(CTX2), b
+ addm 8*2(CTX2), c
+ addm 8*3(CTX2), d
+ addm 8*4(CTX2), e
+ addm 8*5(CTX2), f
+ addm 8*6(CTX2), g
+ addm 8*7(CTX2), h
mov frame_INP(%rsp), INP
add $128, INP
@@ -669,12 +673,11 @@ loop2:
done_hash:
# Restore GPRs
- mov frame_GPRSAVE(%rsp) ,%rbp
- mov 8*1+frame_GPRSAVE(%rsp) ,%rbx
- mov 8*2+frame_GPRSAVE(%rsp) ,%r12
- mov 8*3+frame_GPRSAVE(%rsp) ,%r13
- mov 8*4+frame_GPRSAVE(%rsp) ,%r14
- mov 8*5+frame_GPRSAVE(%rsp) ,%r15
+ mov 8*0+frame_GPRSAVE(%rsp), %rbx
+ mov 8*1+frame_GPRSAVE(%rsp), %r12
+ mov 8*2+frame_GPRSAVE(%rsp), %r13
+ mov 8*3+frame_GPRSAVE(%rsp), %r14
+ mov 8*4+frame_GPRSAVE(%rsp), %r15
# Restore Stack Pointer
mov frame_RSPSAVE(%rsp), %rsp
diff --git a/arch/x86/crypto/twofish-avx-x86_64-asm_64.S b/arch/x86/crypto/twofish-avx-x86_64-asm_64.S
index b3f49d286348..73b471da3622 100644
--- a/arch/x86/crypto/twofish-avx-x86_64-asm_64.S
+++ b/arch/x86/crypto/twofish-avx-x86_64-asm_64.S
@@ -76,8 +76,8 @@
#define RT %xmm14
#define RR %xmm15
-#define RID1 %rbp
-#define RID1d %ebp
+#define RID1 %r13
+#define RID1d %r13d
#define RID2 %rsi
#define RID2d %esi
@@ -259,7 +259,7 @@ __twofish_enc_blk8:
vmovdqu w(CTX), RK1;
- pushq %rbp;
+ pushq %r13;
pushq %rbx;
pushq %rcx;
@@ -282,7 +282,7 @@ __twofish_enc_blk8:
popq %rcx;
popq %rbx;
- popq %rbp;
+ popq %r13;
outunpack_blocks(RC1, RD1, RA1, RB1, RK1, RX0, RY0, RK2);
outunpack_blocks(RC2, RD2, RA2, RB2, RK1, RX0, RY0, RK2);
@@ -301,7 +301,7 @@ __twofish_dec_blk8:
vmovdqu (w+4*4)(CTX), RK1;
- pushq %rbp;
+ pushq %r13;
pushq %rbx;
inpack_blocks(RC1, RD1, RA1, RB1, RK1, RX0, RY0, RK2);
@@ -322,7 +322,7 @@ __twofish_dec_blk8:
vmovdqu (w)(CTX), RK1;
popq %rbx;
- popq %rbp;
+ popq %r13;
outunpack_blocks(RA1, RB1, RC1, RD1, RK1, RX0, RY0, RK2);
outunpack_blocks(RA2, RB2, RC2, RD2, RK1, RX0, RY0, RK2);
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 16bf6655aa85..15f527b44aa7 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -4102,10 +4102,12 @@ static int check_cr_write(struct x86_emulate_ctxt *ctxt)
ctxt->ops->get_msr(ctxt, MSR_EFER, &efer);
if (efer & EFER_LMA) {
u64 maxphyaddr;
- u32 eax = 0x80000008;
+ u32 eax, ebx, ecx, edx;
- if (ctxt->ops->get_cpuid(ctxt, &eax, NULL, NULL,
- NULL, false))
+ eax = 0x80000008;
+ ecx = 0;
+ if (ctxt->ops->get_cpuid(ctxt, &eax, &ebx, &ecx,
+ &edx, false))
maxphyaddr = eax & 0xff;
else
maxphyaddr = 36;
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 06c0c6d0541e..0726ca7a1b02 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -5077,21 +5077,30 @@ static inline bool kvm_vcpu_trigger_posted_interrupt(struct kvm_vcpu *vcpu,
int pi_vec = nested ? POSTED_INTR_NESTED_VECTOR : POSTED_INTR_VECTOR;
if (vcpu->mode == IN_GUEST_MODE) {
- struct vcpu_vmx *vmx = to_vmx(vcpu);
-
/*
- * Currently, we don't support urgent interrupt,
- * all interrupts are recognized as non-urgent
- * interrupt, so we cannot post interrupts when
- * 'SN' is set.
+ * The vector of interrupt to be delivered to vcpu had
+ * been set in PIR before this function.
+ *
+ * Following cases will be reached in this block, and
+ * we always send a notification event in all cases as
+ * explained below.
+ *
+ * Case 1: vcpu keeps in non-root mode. Sending a
+ * notification event posts the interrupt to vcpu.
*
- * If the vcpu is in guest mode, it means it is
- * running instead of being scheduled out and
- * waiting in the run queue, and that's the only
- * case when 'SN' is set currently, warning if
- * 'SN' is set.
+ * Case 2: vcpu exits to root mode and is still
+ * runnable. PIR will be synced to vIRR before the
+ * next vcpu entry. Sending a notification event in
+ * this case has no effect, as vcpu is not in root
+ * mode.
+ *
+ * Case 3: vcpu exits to root mode and is blocked.
+ * vcpu_block() has already synced PIR to vIRR and
+ * never blocks vcpu if vIRR is not cleared. Therefore,
+ * a blocked vcpu here does not wait for any requested
+ * interrupts in PIR, and sending a notification event
+ * which has no effect is safe here.
*/
- WARN_ON_ONCE(pi_test_sn(&vmx->pi_desc));
apic->send_IPI_mask(get_cpu_mask(vcpu->cpu), pi_vec);
return true;
@@ -11911,12 +11920,8 @@ static int vmx_update_pi_irte(struct kvm *kvm, unsigned int host_irq,
if (set)
ret = irq_set_vcpu_affinity(host_irq, &vcpu_info);
- else {
- /* suppress notification event before unposting */
- pi_set_sn(vcpu_to_pi_desc(vcpu));
+ else
ret = irq_set_vcpu_affinity(host_irq, NULL);
- pi_clear_sn(vcpu_to_pi_desc(vcpu));
- }
if (ret < 0) {
printk(KERN_INFO "%s: failed to update PI IRTE\n",
diff --git a/arch/x86/xen/mmu_pv.c b/arch/x86/xen/mmu_pv.c
index 509f560bd0c6..7330cb3b2283 100644
--- a/arch/x86/xen/mmu_pv.c
+++ b/arch/x86/xen/mmu_pv.c
@@ -2220,7 +2220,7 @@ static void __init xen_write_cr3_init(unsigned long cr3)
* not the first page table in the page table pool.
* Iterate through the initial page tables to find the real page table base.
*/
-static phys_addr_t xen_find_pt_base(pmd_t *pmd)
+static phys_addr_t __init xen_find_pt_base(pmd_t *pmd)
{
phys_addr_t pt_base, paddr;
unsigned pmdidx;
diff --git a/arch/xtensa/include/asm/processor.h b/arch/xtensa/include/asm/processor.h
index 30ee8c608853..5b0027d4ecc0 100644
--- a/arch/xtensa/include/asm/processor.h
+++ b/arch/xtensa/include/asm/processor.h
@@ -208,11 +208,6 @@ struct mm_struct;
/* Free all resources held by a thread. */
#define release_thread(thread) do { } while(0)
-/* Copy and release all segment info associated with a VM */
-#define copy_segments(p, mm) do { } while(0)
-#define release_segments(mm) do { } while(0)
-#define forget_segments() do { } while (0)
-
extern unsigned long get_wchan(struct task_struct *p);
#define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc)