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-rw-r--r--arch/s390/include/asm/Kbuild6
-rw-r--r--arch/s390/include/asm/barrier.h24
-rw-r--r--arch/s390/include/asm/bitops.h5
-rw-r--r--arch/s390/include/asm/css_chars.h4
-rw-r--r--arch/s390/include/asm/dis.h2
-rw-r--r--arch/s390/include/asm/dwarf.h37
-rw-r--r--arch/s390/include/asm/eadm.h2
-rw-r--r--arch/s390/include/asm/facility.h20
-rw-r--r--arch/s390/include/asm/kvm_host.h126
-rw-r--r--arch/s390/include/asm/lowcore.h9
-rw-r--r--arch/s390/include/asm/nospec-branch.h18
-rw-r--r--arch/s390/include/asm/pgtable.h4
-rw-r--r--arch/s390/include/asm/processor.h4
-rw-r--r--arch/s390/include/asm/runtime_instr.h67
-rw-r--r--arch/s390/include/asm/sclp.h1
-rw-r--r--arch/s390/include/asm/sysinfo.h3
-rw-r--r--arch/s390/include/asm/thread_info.h4
-rw-r--r--arch/s390/include/asm/unistd.h1
-rw-r--r--arch/s390/include/uapi/asm/Kbuild3
-rw-r--r--arch/s390/include/uapi/asm/runtime_instr.h74
-rw-r--r--arch/s390/include/uapi/asm/unistd.h401
21 files changed, 303 insertions, 512 deletions
diff --git a/arch/s390/include/asm/Kbuild b/arch/s390/include/asm/Kbuild
index dade72be127b..e3239772887a 100644
--- a/arch/s390/include/asm/Kbuild
+++ b/arch/s390/include/asm/Kbuild
@@ -1,7 +1,11 @@
# SPDX-License-Identifier: GPL-2.0
+generated-y += dis-defs.h
+generated-y += facility-defs.h
+generated-y += syscall_table.h
+generated-y += unistd_nr.h
+
generic-y += asm-offsets.h
generic-y += cacheflush.h
-generic-y += clkdev.h
generic-y += device.h
generic-y += dma-contiguous.h
generic-y += dma-mapping.h
diff --git a/arch/s390/include/asm/barrier.h b/arch/s390/include/asm/barrier.h
index 10432607a573..f9eddbca79d2 100644
--- a/arch/s390/include/asm/barrier.h
+++ b/arch/s390/include/asm/barrier.h
@@ -49,6 +49,30 @@ do { \
#define __smp_mb__before_atomic() barrier()
#define __smp_mb__after_atomic() barrier()
+/**
+ * array_index_mask_nospec - generate a mask for array_idx() that is
+ * ~0UL when the bounds check succeeds and 0 otherwise
+ * @index: array element index
+ * @size: number of elements in array
+ */
+#define array_index_mask_nospec array_index_mask_nospec
+static inline unsigned long array_index_mask_nospec(unsigned long index,
+ unsigned long size)
+{
+ unsigned long mask;
+
+ if (__builtin_constant_p(size) && size > 0) {
+ asm(" clgr %2,%1\n"
+ " slbgr %0,%0\n"
+ :"=d" (mask) : "d" (size-1), "d" (index) :"cc");
+ return mask;
+ }
+ asm(" clgr %1,%2\n"
+ " slbgr %0,%0\n"
+ :"=d" (mask) : "d" (size), "d" (index) :"cc");
+ return ~mask;
+}
+
#include <asm-generic/barrier.h>
#endif /* __ASM_BARRIER_H */
diff --git a/arch/s390/include/asm/bitops.h b/arch/s390/include/asm/bitops.h
index 31e400c1a1f3..86e5b2fdee3c 100644
--- a/arch/s390/include/asm/bitops.h
+++ b/arch/s390/include/asm/bitops.h
@@ -261,6 +261,11 @@ static inline void clear_bit_inv(unsigned long nr, volatile unsigned long *ptr)
return clear_bit(nr ^ (BITS_PER_LONG - 1), ptr);
}
+static inline int test_and_clear_bit_inv(unsigned long nr, volatile unsigned long *ptr)
+{
+ return test_and_clear_bit(nr ^ (BITS_PER_LONG - 1), ptr);
+}
+
static inline void __set_bit_inv(unsigned long nr, volatile unsigned long *ptr)
{
return __set_bit(nr ^ (BITS_PER_LONG - 1), ptr);
diff --git a/arch/s390/include/asm/css_chars.h b/arch/s390/include/asm/css_chars.h
index a478eb61aaf7..fb56fa3283a2 100644
--- a/arch/s390/include/asm/css_chars.h
+++ b/arch/s390/include/asm/css_chars.h
@@ -20,7 +20,9 @@ struct css_general_char {
u32 aif_tdd : 1; /* bit 56 */
u32 : 1;
u32 qebsm : 1; /* bit 58 */
- u32 : 8;
+ u32 : 2;
+ u32 aiv : 1; /* bit 61 */
+ u32 : 5;
u32 aif_osa : 1; /* bit 67 */
u32 : 12;
u32 eadm_rf : 1; /* bit 80 */
diff --git a/arch/s390/include/asm/dis.h b/arch/s390/include/asm/dis.h
index b0480c60a8e1..c18ed6091914 100644
--- a/arch/s390/include/asm/dis.h
+++ b/arch/s390/include/asm/dis.h
@@ -9,7 +9,7 @@
#ifndef __ASM_S390_DIS_H__
#define __ASM_S390_DIS_H__
-#include <generated/dis.h>
+#include <asm/dis-defs.h>
static inline int insn_length(unsigned char code)
{
diff --git a/arch/s390/include/asm/dwarf.h b/arch/s390/include/asm/dwarf.h
new file mode 100644
index 000000000000..4f21ae561e4d
--- /dev/null
+++ b/arch/s390/include/asm/dwarf.h
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_S390_DWARF_H
+#define _ASM_S390_DWARF_H
+
+#ifdef __ASSEMBLY__
+
+#define CFI_STARTPROC .cfi_startproc
+#define CFI_ENDPROC .cfi_endproc
+#define CFI_DEF_CFA_OFFSET .cfi_def_cfa_offset
+#define CFI_ADJUST_CFA_OFFSET .cfi_adjust_cfa_offset
+#define CFI_RESTORE .cfi_restore
+
+#ifdef CONFIG_AS_CFI_VAL_OFFSET
+#define CFI_VAL_OFFSET .cfi_val_offset
+#else
+#define CFI_VAL_OFFSET #
+#endif
+
+#ifndef BUILD_VDSO
+ /*
+ * Emit CFI data in .debug_frame sections and not in .eh_frame
+ * sections. The .eh_frame CFI is used for runtime unwind
+ * information that is not being used. Hence, vmlinux.lds.S
+ * can discard the .eh_frame sections.
+ */
+ .cfi_sections .debug_frame
+#else
+ /*
+ * For vDSO, emit CFI data in both, .eh_frame and .debug_frame
+ * sections.
+ */
+ .cfi_sections .eh_frame, .debug_frame
+#endif
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _ASM_S390_DWARF_H */
diff --git a/arch/s390/include/asm/eadm.h b/arch/s390/include/asm/eadm.h
index eb5323161f11..bb63b2afdf6f 100644
--- a/arch/s390/include/asm/eadm.h
+++ b/arch/s390/include/asm/eadm.h
@@ -4,7 +4,7 @@
#include <linux/types.h>
#include <linux/device.h>
-#include <linux/blkdev.h>
+#include <linux/blk_types.h>
struct arqb {
u64 data;
diff --git a/arch/s390/include/asm/facility.h b/arch/s390/include/asm/facility.h
index f040644575b7..99c8ce30b3cd 100644
--- a/arch/s390/include/asm/facility.h
+++ b/arch/s390/include/asm/facility.h
@@ -8,13 +8,31 @@
#ifndef __ASM_FACILITY_H
#define __ASM_FACILITY_H
-#include <generated/facilities.h>
+#include <asm/facility-defs.h>
#include <linux/string.h>
#include <linux/preempt.h>
#include <asm/lowcore.h>
#define MAX_FACILITY_BIT (sizeof(((struct lowcore *)0)->stfle_fac_list) * 8)
+static inline void __set_facility(unsigned long nr, void *facilities)
+{
+ unsigned char *ptr = (unsigned char *) facilities;
+
+ if (nr >= MAX_FACILITY_BIT)
+ return;
+ ptr[nr >> 3] |= 0x80 >> (nr & 7);
+}
+
+static inline void __clear_facility(unsigned long nr, void *facilities)
+{
+ unsigned char *ptr = (unsigned char *) facilities;
+
+ if (nr >= MAX_FACILITY_BIT)
+ return;
+ ptr[nr >> 3] &= ~(0x80 >> (nr & 7));
+}
+
static inline int __test_facility(unsigned long nr, void *facilities)
{
unsigned char *ptr;
diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h
index c1b0a9ac1dc8..afb0f08b8021 100644
--- a/arch/s390/include/asm/kvm_host.h
+++ b/arch/s390/include/asm/kvm_host.h
@@ -2,7 +2,7 @@
/*
* definition for kernel virtual machines on s390
*
- * Copyright IBM Corp. 2008, 2009
+ * Copyright IBM Corp. 2008, 2018
*
* Author(s): Carsten Otte <cotte@de.ibm.com>
*/
@@ -183,6 +183,7 @@ struct kvm_s390_sie_block {
#define ECA_IB 0x40000000
#define ECA_SIGPI 0x10000000
#define ECA_MVPGI 0x01000000
+#define ECA_AIV 0x00200000
#define ECA_VX 0x00020000
#define ECA_PROTEXCI 0x00002000
#define ECA_SII 0x00000001
@@ -228,7 +229,9 @@ struct kvm_s390_sie_block {
__u8 epdx; /* 0x0069 */
__u8 reserved6a[2]; /* 0x006a */
__u32 todpr; /* 0x006c */
- __u8 reserved70[16]; /* 0x0070 */
+#define GISA_FORMAT1 0x00000001
+ __u32 gd; /* 0x0070 */
+ __u8 reserved74[12]; /* 0x0074 */
__u64 mso; /* 0x0080 */
__u64 msl; /* 0x0088 */
psw_t gpsw; /* 0x0090 */
@@ -317,18 +320,30 @@ struct kvm_vcpu_stat {
u64 deliver_program_int;
u64 deliver_io_int;
u64 exit_wait_state;
+ u64 instruction_epsw;
+ u64 instruction_gs;
+ u64 instruction_io_other;
+ u64 instruction_lpsw;
+ u64 instruction_lpswe;
u64 instruction_pfmf;
+ u64 instruction_ptff;
+ u64 instruction_sck;
+ u64 instruction_sckpf;
u64 instruction_stidp;
u64 instruction_spx;
u64 instruction_stpx;
u64 instruction_stap;
- u64 instruction_storage_key;
+ u64 instruction_iske;
+ u64 instruction_ri;
+ u64 instruction_rrbe;
+ u64 instruction_sske;
u64 instruction_ipte_interlock;
- u64 instruction_stsch;
- u64 instruction_chsc;
u64 instruction_stsi;
u64 instruction_stfl;
+ u64 instruction_tb;
+ u64 instruction_tpi;
u64 instruction_tprot;
+ u64 instruction_tsch;
u64 instruction_sie;
u64 instruction_essa;
u64 instruction_sthyi;
@@ -354,6 +369,7 @@ struct kvm_vcpu_stat {
u64 diagnose_258;
u64 diagnose_308;
u64 diagnose_500;
+ u64 diagnose_other;
};
#define PGM_OPERATION 0x01
@@ -410,35 +426,35 @@ struct kvm_vcpu_stat {
#define PGM_PER 0x80
#define PGM_CRYPTO_OPERATION 0x119
-/* irq types in order of priority */
+/* irq types in ascend order of priorities */
enum irq_types {
- IRQ_PEND_MCHK_EX = 0,
- IRQ_PEND_SVC,
- IRQ_PEND_PROG,
- IRQ_PEND_MCHK_REP,
- IRQ_PEND_EXT_IRQ_KEY,
- IRQ_PEND_EXT_MALFUNC,
- IRQ_PEND_EXT_EMERGENCY,
- IRQ_PEND_EXT_EXTERNAL,
- IRQ_PEND_EXT_CLOCK_COMP,
- IRQ_PEND_EXT_CPU_TIMER,
- IRQ_PEND_EXT_TIMING,
- IRQ_PEND_EXT_SERVICE,
- IRQ_PEND_EXT_HOST,
- IRQ_PEND_PFAULT_INIT,
- IRQ_PEND_PFAULT_DONE,
- IRQ_PEND_VIRTIO,
- IRQ_PEND_IO_ISC_0,
- IRQ_PEND_IO_ISC_1,
- IRQ_PEND_IO_ISC_2,
- IRQ_PEND_IO_ISC_3,
- IRQ_PEND_IO_ISC_4,
- IRQ_PEND_IO_ISC_5,
- IRQ_PEND_IO_ISC_6,
- IRQ_PEND_IO_ISC_7,
- IRQ_PEND_SIGP_STOP,
+ IRQ_PEND_SET_PREFIX = 0,
IRQ_PEND_RESTART,
- IRQ_PEND_SET_PREFIX,
+ IRQ_PEND_SIGP_STOP,
+ IRQ_PEND_IO_ISC_7,
+ IRQ_PEND_IO_ISC_6,
+ IRQ_PEND_IO_ISC_5,
+ IRQ_PEND_IO_ISC_4,
+ IRQ_PEND_IO_ISC_3,
+ IRQ_PEND_IO_ISC_2,
+ IRQ_PEND_IO_ISC_1,
+ IRQ_PEND_IO_ISC_0,
+ IRQ_PEND_VIRTIO,
+ IRQ_PEND_PFAULT_DONE,
+ IRQ_PEND_PFAULT_INIT,
+ IRQ_PEND_EXT_HOST,
+ IRQ_PEND_EXT_SERVICE,
+ IRQ_PEND_EXT_TIMING,
+ IRQ_PEND_EXT_CPU_TIMER,
+ IRQ_PEND_EXT_CLOCK_COMP,
+ IRQ_PEND_EXT_EXTERNAL,
+ IRQ_PEND_EXT_EMERGENCY,
+ IRQ_PEND_EXT_MALFUNC,
+ IRQ_PEND_EXT_IRQ_KEY,
+ IRQ_PEND_MCHK_REP,
+ IRQ_PEND_PROG,
+ IRQ_PEND_SVC,
+ IRQ_PEND_MCHK_EX,
IRQ_PEND_COUNT
};
@@ -516,9 +532,6 @@ struct kvm_s390_irq_payload {
struct kvm_s390_local_interrupt {
spinlock_t lock;
- struct kvm_s390_float_interrupt *float_int;
- struct swait_queue_head *wq;
- atomic_t *cpuflags;
DECLARE_BITMAP(sigp_emerg_pending, KVM_MAX_VCPUS);
struct kvm_s390_irq_payload irq;
unsigned long pending_irqs;
@@ -707,14 +720,50 @@ struct kvm_s390_crypto_cb {
struct kvm_s390_apcb1 apcb1; /* 0x0080 */
};
+struct kvm_s390_gisa {
+ union {
+ struct { /* common to all formats */
+ u32 next_alert;
+ u8 ipm;
+ u8 reserved01[2];
+ u8 iam;
+ };
+ struct { /* format 0 */
+ u32 next_alert;
+ u8 ipm;
+ u8 reserved01;
+ u8 : 6;
+ u8 g : 1;
+ u8 c : 1;
+ u8 iam;
+ u8 reserved02[4];
+ u32 airq_count;
+ } g0;
+ struct { /* format 1 */
+ u32 next_alert;
+ u8 ipm;
+ u8 simm;
+ u8 nimm;
+ u8 iam;
+ u8 aism[8];
+ u8 : 6;
+ u8 g : 1;
+ u8 c : 1;
+ u8 reserved03[11];
+ u32 airq_count;
+ } g1;
+ };
+};
+
/*
- * sie_page2 has to be allocated as DMA because fac_list and crycb need
- * 31bit addresses in the sie control block.
+ * sie_page2 has to be allocated as DMA because fac_list, crycb and
+ * gisa need 31bit addresses in the sie control block.
*/
struct sie_page2 {
__u64 fac_list[S390_ARCH_FAC_LIST_SIZE_U64]; /* 0x0000 */
struct kvm_s390_crypto_cb crycb; /* 0x0800 */
- u8 reserved900[0x1000 - 0x900]; /* 0x0900 */
+ struct kvm_s390_gisa gisa; /* 0x0900 */
+ u8 reserved920[0x1000 - 0x920]; /* 0x0920 */
};
struct kvm_s390_vsie {
@@ -761,6 +810,7 @@ struct kvm_arch{
struct kvm_s390_migration_state *migration_state;
/* subset of available cpu features enabled by user space */
DECLARE_BITMAP(cpu_feat, KVM_S390_VM_CPU_FEAT_NR_BITS);
+ struct kvm_s390_gisa *gisa;
};
#define KVM_HVA_ERR_BAD (-1UL)
diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h
index ec6592e8ba36..5bc888841eaf 100644
--- a/arch/s390/include/asm/lowcore.h
+++ b/arch/s390/include/asm/lowcore.h
@@ -136,7 +136,11 @@ struct lowcore {
__u64 vdso_per_cpu_data; /* 0x03b8 */
__u64 machine_flags; /* 0x03c0 */
__u64 gmap; /* 0x03c8 */
- __u8 pad_0x03d0[0x0e00-0x03d0]; /* 0x03d0 */
+ __u8 pad_0x03d0[0x0400-0x03d0]; /* 0x03d0 */
+
+ /* br %r1 trampoline */
+ __u16 br_r1_trampoline; /* 0x0400 */
+ __u8 pad_0x0402[0x0e00-0x0402]; /* 0x0402 */
/*
* 0xe00 contains the address of the IPL Parameter Information
@@ -151,7 +155,8 @@ struct lowcore {
__u8 pad_0x0e20[0x0f00-0x0e20]; /* 0x0e20 */
/* Extended facility list */
- __u64 stfle_fac_list[32]; /* 0x0f00 */
+ __u64 stfle_fac_list[16]; /* 0x0f00 */
+ __u64 alt_stfle_fac_list[16]; /* 0x0f80 */
__u8 pad_0x1000[0x11b0-0x1000]; /* 0x1000 */
/* Pointer to the machine check extended save area */
diff --git a/arch/s390/include/asm/nospec-branch.h b/arch/s390/include/asm/nospec-branch.h
new file mode 100644
index 000000000000..7df48e5cf36f
--- /dev/null
+++ b/arch/s390/include/asm/nospec-branch.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_S390_EXPOLINE_H
+#define _ASM_S390_EXPOLINE_H
+
+#ifndef __ASSEMBLY__
+
+#include <linux/types.h>
+
+extern int nospec_call_disable;
+extern int nospec_return_disable;
+
+void nospec_init_branches(void);
+void nospec_call_revert(s32 *start, s32 *end);
+void nospec_return_revert(s32 *start, s32 *end);
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _ASM_S390_EXPOLINE_H */
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 0a6b0286c32e..2d24d33bf188 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -1505,12 +1505,12 @@ static inline pmd_t pmdp_huge_clear_flush(struct vm_area_struct *vma,
}
#define __HAVE_ARCH_PMDP_INVALIDATE
-static inline void pmdp_invalidate(struct vm_area_struct *vma,
+static inline pmd_t pmdp_invalidate(struct vm_area_struct *vma,
unsigned long addr, pmd_t *pmdp)
{
pmd_t pmd = __pmd(pmd_val(*pmdp) | _SEGMENT_ENTRY_INVALID);
- pmdp_xchg_direct(vma->vm_mm, addr, pmdp, pmd);
+ return pmdp_xchg_direct(vma->vm_mm, addr, pmdp, pmd);
}
#define __HAVE_ARCH_PMDP_SET_WRPROTECT
diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index bfbfad482289..7f2953c15c37 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -91,6 +91,7 @@ void cpu_detect_mhz_feature(void);
extern const struct seq_operations cpuinfo_op;
extern int sysctl_ieee_emulation_warnings;
extern void execve_tail(void);
+extern void __bpon(void);
/*
* User space process size: 2GB for 31 bit, 4TB or 8PT for 64 bit.
@@ -377,6 +378,9 @@ extern void memcpy_absolute(void *, void *, size_t);
memcpy_absolute(&(dest), &__tmp, sizeof(__tmp)); \
} while (0)
+extern int s390_isolate_bp(void);
+extern int s390_isolate_bp_guest(void);
+
#endif /* __ASSEMBLY__ */
#endif /* __ASM_S390_PROCESSOR_H */
diff --git a/arch/s390/include/asm/runtime_instr.h b/arch/s390/include/asm/runtime_instr.h
index 6b1540337ed6..0e1605538cd4 100644
--- a/arch/s390/include/asm/runtime_instr.h
+++ b/arch/s390/include/asm/runtime_instr.h
@@ -2,75 +2,10 @@
#ifndef _RUNTIME_INSTR_H
#define _RUNTIME_INSTR_H
-#define S390_RUNTIME_INSTR_START 0x1
-#define S390_RUNTIME_INSTR_STOP 0x2
-
-struct runtime_instr_cb {
- __u64 rca;
- __u64 roa;
- __u64 rla;
-
- __u32 v : 1;
- __u32 s : 1;
- __u32 k : 1;
- __u32 h : 1;
- __u32 a : 1;
- __u32 reserved1 : 3;
- __u32 ps : 1;
- __u32 qs : 1;
- __u32 pc : 1;
- __u32 qc : 1;
- __u32 reserved2 : 1;
- __u32 g : 1;
- __u32 u : 1;
- __u32 l : 1;
- __u32 key : 4;
- __u32 reserved3 : 8;
- __u32 t : 1;
- __u32 rgs : 3;
-
- __u32 m : 4;
- __u32 n : 1;
- __u32 mae : 1;
- __u32 reserved4 : 2;
- __u32 c : 1;
- __u32 r : 1;
- __u32 b : 1;
- __u32 j : 1;
- __u32 e : 1;
- __u32 x : 1;
- __u32 reserved5 : 2;
- __u32 bpxn : 1;
- __u32 bpxt : 1;
- __u32 bpti : 1;
- __u32 bpni : 1;
- __u32 reserved6 : 2;
-
- __u32 d : 1;
- __u32 f : 1;
- __u32 ic : 4;
- __u32 dc : 4;
-
- __u64 reserved7;
- __u64 sf;
- __u64 rsic;
- __u64 reserved8;
-} __packed __aligned(8);
+#include <uapi/asm/runtime_instr.h>
extern struct runtime_instr_cb runtime_instr_empty_cb;
-static inline void load_runtime_instr_cb(struct runtime_instr_cb *cb)
-{
- asm volatile(".insn rsy,0xeb0000000060,0,0,%0" /* LRIC */
- : : "Q" (*cb));
-}
-
-static inline void store_runtime_instr_cb(struct runtime_instr_cb *cb)
-{
- asm volatile(".insn rsy,0xeb0000000061,0,0,%0" /* STRIC */
- : "=Q" (*cb) : : "cc");
-}
-
static inline void save_ri_cb(struct runtime_instr_cb *cb_prev)
{
if (cb_prev)
diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h
index d3c1a8a2e3ad..3cae9168f63c 100644
--- a/arch/s390/include/asm/sclp.h
+++ b/arch/s390/include/asm/sclp.h
@@ -77,6 +77,7 @@ struct sclp_info {
unsigned char has_ibs : 1;
unsigned char has_skey : 1;
unsigned char has_kss : 1;
+ unsigned char has_gisaf : 1;
unsigned int ibc;
unsigned int mtid;
unsigned int mtid_cp;
diff --git a/arch/s390/include/asm/sysinfo.h b/arch/s390/include/asm/sysinfo.h
index 25057c118d56..fe7b3f8f0791 100644
--- a/arch/s390/include/asm/sysinfo.h
+++ b/arch/s390/include/asm/sysinfo.h
@@ -21,7 +21,8 @@ struct sysinfo_1_1_1 {
unsigned char :8;
unsigned char ccr;
unsigned char cai;
- char reserved_0[28];
+ char reserved_0[20];
+ unsigned long lic;
char manufacturer[16];
char type[4];
char reserved_1[12];
diff --git a/arch/s390/include/asm/thread_info.h b/arch/s390/include/asm/thread_info.h
index 25d6ec3aaddd..83ba57533ce6 100644
--- a/arch/s390/include/asm/thread_info.h
+++ b/arch/s390/include/asm/thread_info.h
@@ -58,6 +58,8 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src);
#define TIF_GUARDED_STORAGE 4 /* load guarded storage control block */
#define TIF_PATCH_PENDING 5 /* pending live patching update */
#define TIF_PGSTE 6 /* New mm's will use 4K page tables */
+#define TIF_ISOLATE_BP 8 /* Run process with isolated BP */
+#define TIF_ISOLATE_BP_GUEST 9 /* Run KVM guests with isolated BP */
#define TIF_31BIT 16 /* 32bit process */
#define TIF_MEMDIE 17 /* is terminating due to OOM killer */
@@ -78,6 +80,8 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src);
#define _TIF_UPROBE _BITUL(TIF_UPROBE)
#define _TIF_GUARDED_STORAGE _BITUL(TIF_GUARDED_STORAGE)
#define _TIF_PATCH_PENDING _BITUL(TIF_PATCH_PENDING)
+#define _TIF_ISOLATE_BP _BITUL(TIF_ISOLATE_BP)
+#define _TIF_ISOLATE_BP_GUEST _BITUL(TIF_ISOLATE_BP_GUEST)
#define _TIF_31BIT _BITUL(TIF_31BIT)
#define _TIF_SINGLE_STEP _BITUL(TIF_SINGLE_STEP)
diff --git a/arch/s390/include/asm/unistd.h b/arch/s390/include/asm/unistd.h
index 7807093b73be..fd79c0d35dc4 100644
--- a/arch/s390/include/asm/unistd.h
+++ b/arch/s390/include/asm/unistd.h
@@ -8,6 +8,7 @@
#define _ASM_S390_UNISTD_H_
#include <uapi/asm/unistd.h>
+#include <asm/unistd_nr.h>
#define __IGNORE_time
#define __IGNORE_pkey_mprotect
diff --git a/arch/s390/include/uapi/asm/Kbuild b/arch/s390/include/uapi/asm/Kbuild
index 92b7c9b3e641..faef3f7e8353 100644
--- a/arch/s390/include/uapi/asm/Kbuild
+++ b/arch/s390/include/uapi/asm/Kbuild
@@ -2,6 +2,9 @@
# UAPI Header export list
include include/uapi/asm-generic/Kbuild.asm
+generated-y += unistd_32.h
+generated-y += unistd_64.h
+
generic-y += errno.h
generic-y += fcntl.h
generic-y += ioctl.h
diff --git a/arch/s390/include/uapi/asm/runtime_instr.h b/arch/s390/include/uapi/asm/runtime_instr.h
new file mode 100644
index 000000000000..45c9ec984e6b
--- /dev/null
+++ b/arch/s390/include/uapi/asm/runtime_instr.h
@@ -0,0 +1,74 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _S390_UAPI_RUNTIME_INSTR_H
+#define _S390_UAPI_RUNTIME_INSTR_H
+
+#include <linux/types.h>
+
+#define S390_RUNTIME_INSTR_START 0x1
+#define S390_RUNTIME_INSTR_STOP 0x2
+
+struct runtime_instr_cb {
+ __u64 rca;
+ __u64 roa;
+ __u64 rla;
+
+ __u32 v : 1;
+ __u32 s : 1;
+ __u32 k : 1;
+ __u32 h : 1;
+ __u32 a : 1;
+ __u32 reserved1 : 3;
+ __u32 ps : 1;
+ __u32 qs : 1;
+ __u32 pc : 1;
+ __u32 qc : 1;
+ __u32 reserved2 : 1;
+ __u32 g : 1;
+ __u32 u : 1;
+ __u32 l : 1;
+ __u32 key : 4;
+ __u32 reserved3 : 8;
+ __u32 t : 1;
+ __u32 rgs : 3;
+
+ __u32 m : 4;
+ __u32 n : 1;
+ __u32 mae : 1;
+ __u32 reserved4 : 2;
+ __u32 c : 1;
+ __u32 r : 1;
+ __u32 b : 1;
+ __u32 j : 1;
+ __u32 e : 1;
+ __u32 x : 1;
+ __u32 reserved5 : 2;
+ __u32 bpxn : 1;
+ __u32 bpxt : 1;
+ __u32 bpti : 1;
+ __u32 bpni : 1;
+ __u32 reserved6 : 2;
+
+ __u32 d : 1;
+ __u32 f : 1;
+ __u32 ic : 4;
+ __u32 dc : 4;
+
+ __u64 reserved7;
+ __u64 sf;
+ __u64 rsic;
+ __u64 reserved8;
+} __packed __aligned(8);
+
+static inline void load_runtime_instr_cb(struct runtime_instr_cb *cb)
+{
+ asm volatile(".insn rsy,0xeb0000000060,0,0,%0" /* LRIC */
+ : : "Q" (*cb));
+}
+
+static inline void store_runtime_instr_cb(struct runtime_instr_cb *cb)
+{
+ asm volatile(".insn rsy,0xeb0000000061,0,0,%0" /* STRIC */
+ : "=Q" (*cb) : : "cc");
+}
+
+#endif /* _S390_UAPI_RUNTIME_INSTR_H */
diff --git a/arch/s390/include/uapi/asm/unistd.h b/arch/s390/include/uapi/asm/unistd.h
index 725120939051..01b5fe8b9db6 100644
--- a/arch/s390/include/uapi/asm/unistd.h
+++ b/arch/s390/include/uapi/asm/unistd.h
@@ -8,405 +8,10 @@
#ifndef _UAPI_ASM_S390_UNISTD_H_
#define _UAPI_ASM_S390_UNISTD_H_
-/*
- * This file contains the system call numbers.
- */
-
-#define __NR_exit 1
-#define __NR_fork 2
-#define __NR_read 3
-#define __NR_write 4
-#define __NR_open 5
-#define __NR_close 6
-#define __NR_restart_syscall 7
-#define __NR_creat 8
-#define __NR_link 9
-#define __NR_unlink 10
-#define __NR_execve 11
-#define __NR_chdir 12
-#define __NR_mknod 14
-#define __NR_chmod 15
-#define __NR_lseek 19
-#define __NR_getpid 20
-#define __NR_mount 21
-#define __NR_umount 22
-#define __NR_ptrace 26
-#define __NR_alarm 27
-#define __NR_pause 29
-#define __NR_utime 30
-#define __NR_access 33
-#define __NR_nice 34
-#define __NR_sync 36
-#define __NR_kill 37
-#define __NR_rename 38
-#define __NR_mkdir 39
-#define __NR_rmdir 40
-#define __NR_dup 41
-#define __NR_pipe 42
-#define __NR_times 43
-#define __NR_brk 45
-#define __NR_signal 48
-#define __NR_acct 51
-#define __NR_umount2 52
-#define __NR_ioctl 54
-#define __NR_fcntl 55
-#define __NR_setpgid 57
-#define __NR_umask 60
-#define __NR_chroot 61
-#define __NR_ustat 62
-#define __NR_dup2 63
-#define __NR_getppid 64
-#define __NR_getpgrp 65
-#define __NR_setsid 66
-#define __NR_sigaction 67
-#define __NR_sigsuspend 72
-#define __NR_sigpending 73
-#define __NR_sethostname 74
-#define __NR_setrlimit 75
-#define __NR_getrusage 77
-#define __NR_gettimeofday 78
-#define __NR_settimeofday 79
-#define __NR_symlink 83
-#define __NR_readlink 85
-#define __NR_uselib 86
-#define __NR_swapon 87
-#define __NR_reboot 88
-#define __NR_readdir 89
-#define __NR_mmap 90
-#define __NR_munmap 91
-#define __NR_truncate 92
-#define __NR_ftruncate 93
-#define __NR_fchmod 94
-#define __NR_getpriority 96
-#define __NR_setpriority 97
-#define __NR_statfs 99
-#define __NR_fstatfs 100
-#define __NR_socketcall 102
-#define __NR_syslog 103
-#define __NR_setitimer 104
-#define __NR_getitimer 105
-#define __NR_stat 106
-#define __NR_lstat 107
-#define __NR_fstat 108
-#define __NR_lookup_dcookie 110
-#define __NR_vhangup 111
-#define __NR_idle 112
-#define __NR_wait4 114
-#define __NR_swapoff 115
-#define __NR_sysinfo 116
-#define __NR_ipc 117
-#define __NR_fsync 118
-#define __NR_sigreturn 119
-#define __NR_clone 120
-#define __NR_setdomainname 121
-#define __NR_uname 122
-#define __NR_adjtimex 124
-#define __NR_mprotect 125
-#define __NR_sigprocmask 126
-#define __NR_create_module 127
-#define __NR_init_module 128
-#define __NR_delete_module 129
-#define __NR_get_kernel_syms 130
-#define __NR_quotactl 131
-#define __NR_getpgid 132
-#define __NR_fchdir 133
-#define __NR_bdflush 134
-#define __NR_sysfs 135
-#define __NR_personality 136
-#define __NR_afs_syscall 137 /* Syscall for Andrew File System */
-#define __NR_getdents 141
-#define __NR_flock 143
-#define __NR_msync 144
-#define __NR_readv 145
-#define __NR_writev 146
-#define __NR_getsid 147
-#define __NR_fdatasync 148
-#define __NR__sysctl 149
-#define __NR_mlock 150
-#define __NR_munlock 151
-#define __NR_mlockall 152
-#define __NR_munlockall 153
-#define __NR_sched_setparam 154
-#define __NR_sched_getparam 155
-#define __NR_sched_setscheduler 156
-#define __NR_sched_getscheduler 157
-#define __NR_sched_yield 158
-#define __NR_sched_get_priority_max 159
-#define __NR_sched_get_priority_min 160
-#define __NR_sched_rr_get_interval 161
-#define __NR_nanosleep 162
-#define __NR_mremap 163
-#define __NR_query_module 167
-#define __NR_poll 168
-#define __NR_nfsservctl 169
-#define __NR_prctl 172
-#define __NR_rt_sigreturn 173
-#define __NR_rt_sigaction 174
-#define __NR_rt_sigprocmask 175
-#define __NR_rt_sigpending 176
-#define __NR_rt_sigtimedwait 177
-#define __NR_rt_sigqueueinfo 178
-#define __NR_rt_sigsuspend 179
-#define __NR_pread64 180
-#define __NR_pwrite64 181
-#define __NR_getcwd 183
-#define __NR_capget 184
-#define __NR_capset 185
-#define __NR_sigaltstack 186
-#define __NR_sendfile 187
-#define __NR_getpmsg 188
-#define __NR_putpmsg 189
-#define __NR_vfork 190
-#define __NR_pivot_root 217
-#define __NR_mincore 218
-#define __NR_madvise 219
-#define __NR_getdents64 220
-#define __NR_readahead 222
-#define __NR_setxattr 224
-#define __NR_lsetxattr 225
-#define __NR_fsetxattr 226
-#define __NR_getxattr 227
-#define __NR_lgetxattr 228
-#define __NR_fgetxattr 229
-#define __NR_listxattr 230
-#define __NR_llistxattr 231
-#define __NR_flistxattr 232
-#define __NR_removexattr 233
-#define __NR_lremovexattr 234
-#define __NR_fremovexattr 235
-#define __NR_gettid 236
-#define __NR_tkill 237
-#define __NR_futex 238
-#define __NR_sched_setaffinity 239
-#define __NR_sched_getaffinity 240
-#define __NR_tgkill 241
-/* Number 242 is reserved for tux */
-#define __NR_io_setup 243
-#define __NR_io_destroy 244
-#define __NR_io_getevents 245
-#define __NR_io_submit 246
-#define __NR_io_cancel 247
-#define __NR_exit_group 248
-#define __NR_epoll_create 249
-#define __NR_epoll_ctl 250
-#define __NR_epoll_wait 251
-#define __NR_set_tid_address 252
-#define __NR_fadvise64 253
-#define __NR_timer_create 254
-#define __NR_timer_settime 255
-#define __NR_timer_gettime 256
-#define __NR_timer_getoverrun 257
-#define __NR_timer_delete 258
-#define __NR_clock_settime 259
-#define __NR_clock_gettime 260
-#define __NR_clock_getres 261
-#define __NR_clock_nanosleep 262
-/* Number 263 is reserved for vserver */
-#define __NR_statfs64 265
-#define __NR_fstatfs64 266
-#define __NR_remap_file_pages 267
-#define __NR_mbind 268
-#define __NR_get_mempolicy 269
-#define __NR_set_mempolicy 270
-#define __NR_mq_open 271
-#define __NR_mq_unlink 272
-#define __NR_mq_timedsend 273
-#define __NR_mq_timedreceive 274
-#define __NR_mq_notify 275
-#define __NR_mq_getsetattr 276
-#define __NR_kexec_load 277
-#define __NR_add_key 278
-#define __NR_request_key 279
-#define __NR_keyctl 280
-#define __NR_waitid 281
-#define __NR_ioprio_set 282
-#define __NR_ioprio_get 283
-#define __NR_inotify_init 284
-#define __NR_inotify_add_watch 285
-#define __NR_inotify_rm_watch 286
-#define __NR_migrate_pages 287
-#define __NR_openat 288
-#define __NR_mkdirat 289
-#define __NR_mknodat 290
-#define __NR_fchownat 291
-#define __NR_futimesat 292
-#define __NR_unlinkat 294
-#define __NR_renameat 295
-#define __NR_linkat 296
-#define __NR_symlinkat 297
-#define __NR_readlinkat 298
-#define __NR_fchmodat 299
-#define __NR_faccessat 300
-#define __NR_pselect6 301
-#define __NR_ppoll 302
-#define __NR_unshare 303
-#define __NR_set_robust_list 304
-#define __NR_get_robust_list 305
-#define __NR_splice 306
-#define __NR_sync_file_range 307
-#define __NR_tee 308
-#define __NR_vmsplice 309
-#define __NR_move_pages 310
-#define __NR_getcpu 311
-#define __NR_epoll_pwait 312
-#define __NR_utimes 313
-#define __NR_fallocate 314
-#define __NR_utimensat 315
-#define __NR_signalfd 316
-#define __NR_timerfd 317
-#define __NR_eventfd 318
-#define __NR_timerfd_create 319
-#define __NR_timerfd_settime 320
-#define __NR_timerfd_gettime 321
-#define __NR_signalfd4 322
-#define __NR_eventfd2 323
-#define __NR_inotify_init1 324
-#define __NR_pipe2 325
-#define __NR_dup3 326
-#define __NR_epoll_create1 327
-#define __NR_preadv 328
-#define __NR_pwritev 329
-#define __NR_rt_tgsigqueueinfo 330
-#define __NR_perf_event_open 331
-#define __NR_fanotify_init 332
-#define __NR_fanotify_mark 333
-#define __NR_prlimit64 334
-#define __NR_name_to_handle_at 335
-#define __NR_open_by_handle_at 336
-#define __NR_clock_adjtime 337
-#define __NR_syncfs 338
-#define __NR_setns 339
-#define __NR_process_vm_readv 340
-#define __NR_process_vm_writev 341
-#define __NR_s390_runtime_instr 342
-#define __NR_kcmp 343
-#define __NR_finit_module 344
-#define __NR_sched_setattr 345
-#define __NR_sched_getattr 346
-#define __NR_renameat2 347
-#define __NR_seccomp 348
-#define __NR_getrandom 349
-#define __NR_memfd_create 350
-#define __NR_bpf 351
-#define __NR_s390_pci_mmio_write 352
-#define __NR_s390_pci_mmio_read 353
-#define __NR_execveat 354
-#define __NR_userfaultfd 355
-#define __NR_membarrier 356
-#define __NR_recvmmsg 357
-#define __NR_sendmmsg 358
-#define __NR_socket 359
-#define __NR_socketpair 360
-#define __NR_bind 361
-#define __NR_connect 362
-#define __NR_listen 363
-#define __NR_accept4 364
-#define __NR_getsockopt 365
-#define __NR_setsockopt 366
-#define __NR_getsockname 367
-#define __NR_getpeername 368
-#define __NR_sendto 369
-#define __NR_sendmsg 370
-#define __NR_recvfrom 371
-#define __NR_recvmsg 372
-#define __NR_shutdown 373
-#define __NR_mlock2 374
-#define __NR_copy_file_range 375
-#define __NR_preadv2 376
-#define __NR_pwritev2 377
-#define __NR_s390_guarded_storage 378
-#define __NR_statx 379
-#define __NR_s390_sthyi 380
-#define NR_syscalls 381
-
-/*
- * There are some system calls that are not present on 64 bit, some
- * have a different name although they do the same (e.g. __NR_chown32
- * is __NR_chown on 64 bit).
- */
-#ifndef __s390x__
-
-#define __NR_time 13
-#define __NR_lchown 16
-#define __NR_setuid 23
-#define __NR_getuid 24
-#define __NR_stime 25
-#define __NR_setgid 46
-#define __NR_getgid 47
-#define __NR_geteuid 49
-#define __NR_getegid 50
-#define __NR_setreuid 70
-#define __NR_setregid 71
-#define __NR_getrlimit 76
-#define __NR_getgroups 80
-#define __NR_setgroups 81
-#define __NR_fchown 95
-#define __NR_ioperm 101
-#define __NR_setfsuid 138
-#define __NR_setfsgid 139
-#define __NR__llseek 140
-#define __NR__newselect 142
-#define __NR_setresuid 164
-#define __NR_getresuid 165
-#define __NR_setresgid 170
-#define __NR_getresgid 171
-#define __NR_chown 182
-#define __NR_ugetrlimit 191 /* SuS compliant getrlimit */
-#define __NR_mmap2 192
-#define __NR_truncate64 193
-#define __NR_ftruncate64 194
-#define __NR_stat64 195
-#define __NR_lstat64 196
-#define __NR_fstat64 197
-#define __NR_lchown32 198
-#define __NR_getuid32 199
-#define __NR_getgid32 200
-#define __NR_geteuid32 201
-#define __NR_getegid32 202
-#define __NR_setreuid32 203
-#define __NR_setregid32 204
-#define __NR_getgroups32 205
-#define __NR_setgroups32 206
-#define __NR_fchown32 207
-#define __NR_setresuid32 208
-#define __NR_getresuid32 209
-#define __NR_setresgid32 210
-#define __NR_getresgid32 211
-#define __NR_chown32 212
-#define __NR_setuid32 213
-#define __NR_setgid32 214
-#define __NR_setfsuid32 215
-#define __NR_setfsgid32 216
-#define __NR_fcntl64 221
-#define __NR_sendfile64 223
-#define __NR_fadvise64_64 264
-#define __NR_fstatat64 293
-
+#ifdef __s390x__
+#include <asm/unistd_64.h>
#else
-
-#define __NR_select 142
-#define __NR_getrlimit 191 /* SuS compliant getrlimit */
-#define __NR_lchown 198
-#define __NR_getuid 199
-#define __NR_getgid 200
-#define __NR_geteuid 201
-#define __NR_getegid 202
-#define __NR_setreuid 203
-#define __NR_setregid 204
-#define __NR_getgroups 205
-#define __NR_setgroups 206
-#define __NR_fchown 207
-#define __NR_setresuid 208
-#define __NR_getresuid 209
-#define __NR_setresgid 210
-#define __NR_getresgid 211
-#define __NR_chown 212
-#define __NR_setuid 213
-#define __NR_setgid 214
-#define __NR_setfsuid 215
-#define __NR_setfsgid 216
-#define __NR_newfstatat 293
-
+#include <asm/unistd_32.h>
#endif
#endif /* _UAPI_ASM_S390_UNISTD_H_ */
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