aboutsummaryrefslogtreecommitdiffstats
path: root/arch/sh
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--arch/sh/Kconfig3
-rw-r--r--arch/sh/Makefile3
-rw-r--r--arch/sh/boards/Kconfig2
-rw-r--r--arch/sh/boards/mach-ecovec24/setup.c2
-rw-r--r--arch/sh/configs/sh2007_defconfig1
-rw-r--r--arch/sh/drivers/dma/Kconfig5
-rw-r--r--arch/sh/include/asm/io_noioport.h11
-rw-r--r--arch/sh/include/asm/page.h5
-rw-r--r--arch/sh/include/asm/processor.h1
-rw-r--r--arch/sh/include/cpu-sh4/cpu/dma-register.h1
-rw-r--r--arch/sh/include/cpu-sh4a/cpu/dma.h3
-rw-r--r--arch/sh/kernel/cpu/sh4a/clock-sh7724.c4
-rw-r--r--arch/sh/kernel/ftrace.c3
-rw-r--r--arch/sh/kernel/perf_event.c15
-rw-r--r--arch/sh/kernel/signal_32.c79
-rw-r--r--arch/sh/kernel/signal_64.c82
-rw-r--r--arch/sh/kernel/time.c4
-rw-r--r--arch/sh/kernel/vsyscall/vsyscall.c15
-rw-r--r--arch/sh/lib/mcount.S24
-rw-r--r--arch/sh/mm/asids-debugfs.c4
-rw-r--r--arch/sh/mm/init.c5
21 files changed, 106 insertions, 166 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 834b67c4db5a..453fa5c09550 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -57,7 +57,6 @@ config SUPERH32
select HAVE_FUNCTION_TRACER
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_DYNAMIC_FTRACE
- select HAVE_FUNCTION_TRACE_MCOUNT_TEST
select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE
select ARCH_WANT_IPC_PARSE_VERSION
select HAVE_FUNCTION_GRAPH_TRACER
@@ -596,6 +595,8 @@ source kernel/Kconfig.hz
config KEXEC
bool "kexec system call (EXPERIMENTAL)"
depends on SUPERH32 && MMU
+ select CRYPTO
+ select CRYPTO_SHA256
help
kexec is a system call that implements the ability to shutdown your
current kernel, and to start another kernel. It is like a reboot
diff --git a/arch/sh/Makefile b/arch/sh/Makefile
index d4d16e4be07c..bf5b3f5f4962 100644
--- a/arch/sh/Makefile
+++ b/arch/sh/Makefile
@@ -32,7 +32,8 @@ endif
cflags-$(CONFIG_CPU_SH2) := $(call cc-option,-m2,)
cflags-$(CONFIG_CPU_SH2A) += $(call cc-option,-m2a,) \
- $(call cc-option,-m2a-nofpu,)
+ $(call cc-option,-m2a-nofpu,) \
+ $(call cc-option,-m4-nofpu,)
cflags-$(CONFIG_CPU_SH3) := $(call cc-option,-m3,)
cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \
$(call cc-option,-mno-implicit-fp,-m4-nofpu)
diff --git a/arch/sh/boards/Kconfig b/arch/sh/boards/Kconfig
index e331e5373b8e..89963d13f930 100644
--- a/arch/sh/boards/Kconfig
+++ b/arch/sh/boards/Kconfig
@@ -371,7 +371,7 @@ if SH_MAGIC_PANEL_R2
menu "Magic Panel R2 options"
config SH_MAGIC_PANEL_R2_VERSION
- int SH_MAGIC_PANEL_R2_VERSION
+ int "Magic Panel R2 Version"
default "3"
help
Set the version of the Magic Panel R2
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index 85d5255d259f..0d3049244cd3 100644
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -874,6 +874,8 @@ static struct platform_device fsi_da7210_device = {
.name = "asoc-simple-card",
.dev = {
.platform_data = &fsi_da7210_info,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .dma_mask = &fsi_da7210_device.dev.coherent_dma_mask,
},
};
diff --git a/arch/sh/configs/sh2007_defconfig b/arch/sh/configs/sh2007_defconfig
index 0c08d9244c97..e741b1e36acd 100644
--- a/arch/sh/configs/sh2007_defconfig
+++ b/arch/sh/configs/sh2007_defconfig
@@ -52,7 +52,6 @@ CONFIG_CDROM_PKTCDVD=y
# CONFIG_MISC_DEVICES is not set
CONFIG_RAID_ATTRS=y
CONFIG_SCSI=y
-CONFIG_SCSI_TGT=y
CONFIG_BLK_DEV_SD=y
CONFIG_BLK_DEV_SR=y
CONFIG_CHR_DEV_SG=y
diff --git a/arch/sh/drivers/dma/Kconfig b/arch/sh/drivers/dma/Kconfig
index cfd5b90a8628..78bc97b1d027 100644
--- a/arch/sh/drivers/dma/Kconfig
+++ b/arch/sh/drivers/dma/Kconfig
@@ -12,9 +12,8 @@ config SH_DMA_IRQ_MULTI
default y if CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7751 || \
CPU_SUBTYPE_SH7750S || CPU_SUBTYPE_SH7750R || \
CPU_SUBTYPE_SH7751R || CPU_SUBTYPE_SH7091 || \
- CPU_SUBTYPE_SH7763 || CPU_SUBTYPE_SH7764 || \
- CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 || \
- CPU_SUBTYPE_SH7760
+ CPU_SUBTYPE_SH7763 || CPU_SUBTYPE_SH7780 || \
+ CPU_SUBTYPE_SH7785 || CPU_SUBTYPE_SH7760
config SH_DMA_API
depends on SH_DMA
diff --git a/arch/sh/include/asm/io_noioport.h b/arch/sh/include/asm/io_noioport.h
index 4d48f1436a63..c727e6ddf69e 100644
--- a/arch/sh/include/asm/io_noioport.h
+++ b/arch/sh/include/asm/io_noioport.h
@@ -34,6 +34,17 @@ static inline void outl(unsigned int x, unsigned long port)
BUG();
}
+static inline void __iomem *ioport_map(unsigned long port, unsigned int size)
+{
+ BUG();
+ return NULL;
+}
+
+static inline void ioport_unmap(void __iomem *addr)
+{
+ BUG();
+}
+
#define inb_p(addr) inb(addr)
#define inw_p(addr) inw(addr)
#define inl_p(addr) inl(addr)
diff --git a/arch/sh/include/asm/page.h b/arch/sh/include/asm/page.h
index 15d970328f71..fe20d14ae051 100644
--- a/arch/sh/include/asm/page.h
+++ b/arch/sh/include/asm/page.h
@@ -186,11 +186,6 @@ typedef struct page *pgtable_t;
#include <asm-generic/memory_model.h>
#include <asm-generic/getorder.h>
-/* vDSO support */
-#ifdef CONFIG_VSYSCALL
-#define __HAVE_ARCH_GATE_AREA
-#endif
-
/*
* Some drivers need to perform DMA into kmalloc'ed buffers
* and so we have to increase the kmalloc minalign for this.
diff --git a/arch/sh/include/asm/processor.h b/arch/sh/include/asm/processor.h
index 5448f9bbf4ab..1506897648aa 100644
--- a/arch/sh/include/asm/processor.h
+++ b/arch/sh/include/asm/processor.h
@@ -97,6 +97,7 @@ extern struct sh_cpuinfo cpu_data[];
#define cpu_sleep() __asm__ __volatile__ ("sleep" : : : "memory")
#define cpu_relax() barrier()
+#define cpu_relax_lowlatency() cpu_relax()
void default_idle(void);
void stop_this_cpu(void *);
diff --git a/arch/sh/include/cpu-sh4/cpu/dma-register.h b/arch/sh/include/cpu-sh4/cpu/dma-register.h
index 02788b6a03b7..9cd81e54056a 100644
--- a/arch/sh/include/cpu-sh4/cpu/dma-register.h
+++ b/arch/sh/include/cpu-sh4/cpu/dma-register.h
@@ -32,7 +32,6 @@
#define CHCR_TS_HIGH_SHIFT (20 - 2) /* 2 bits for shifted low TS */
#elif defined(CONFIG_CPU_SUBTYPE_SH7757) || \
defined(CONFIG_CPU_SUBTYPE_SH7763) || \
- defined(CONFIG_CPU_SUBTYPE_SH7764) || \
defined(CONFIG_CPU_SUBTYPE_SH7780) || \
defined(CONFIG_CPU_SUBTYPE_SH7785)
#define CHCR_TS_LOW_MASK 0x00000018
diff --git a/arch/sh/include/cpu-sh4a/cpu/dma.h b/arch/sh/include/cpu-sh4a/cpu/dma.h
index 89afb650ce25..8ceccceae844 100644
--- a/arch/sh/include/cpu-sh4a/cpu/dma.h
+++ b/arch/sh/include/cpu-sh4a/cpu/dma.h
@@ -14,8 +14,7 @@
#define DMTE4_IRQ evt2irq(0xb80)
#define DMAE0_IRQ evt2irq(0xbc0) /* DMA Error IRQ*/
#define SH_DMAC_BASE0 0xFE008020
-#elif defined(CONFIG_CPU_SUBTYPE_SH7763) || \
- defined(CONFIG_CPU_SUBTYPE_SH7764)
+#elif defined(CONFIG_CPU_SUBTYPE_SH7763)
#define DMTE0_IRQ evt2irq(0x640)
#define DMTE4_IRQ evt2irq(0x780)
#define DMAE0_IRQ evt2irq(0x6c0)
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
index f579dd528198..c187b9579c21 100644
--- a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
@@ -307,7 +307,7 @@ static struct clk_lookup lookups[] = {
CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[HWBLK_TMU0]),
CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[HWBLK_TMU1]),
- CLKDEV_ICK_ID("fck", "sh-cmt-16.0", &mstp_clks[HWBLK_CMT]),
+ CLKDEV_ICK_ID("fck", "sh-cmt-32.0", &mstp_clks[HWBLK_CMT]),
CLKDEV_DEV_ID("sh-wdt.0", &mstp_clks[HWBLK_RWDT]),
CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[HWBLK_DMAC1]),
@@ -332,6 +332,8 @@ static struct clk_lookup lookups[] = {
CLKDEV_CON_ID("tsif0", &mstp_clks[HWBLK_TSIF]),
CLKDEV_DEV_ID("renesas_usbhs.1", &mstp_clks[HWBLK_USB1]),
CLKDEV_DEV_ID("renesas_usbhs.0", &mstp_clks[HWBLK_USB0]),
+ CLKDEV_CON_ID("usb1", &mstp_clks[HWBLK_USB1]),
+ CLKDEV_CON_ID("usb0", &mstp_clks[HWBLK_USB0]),
CLKDEV_CON_ID("2dg0", &mstp_clks[HWBLK_2DG]),
CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[HWBLK_SDHI0]),
CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[HWBLK_SDHI1]),
diff --git a/arch/sh/kernel/ftrace.c b/arch/sh/kernel/ftrace.c
index 3c74f53db6db..079d70e6d74b 100644
--- a/arch/sh/kernel/ftrace.c
+++ b/arch/sh/kernel/ftrace.c
@@ -344,6 +344,9 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr)
struct ftrace_graph_ent trace;
unsigned long return_hooker = (unsigned long)&return_to_handler;
+ if (unlikely(ftrace_graph_is_dead()))
+ return;
+
if (unlikely(atomic_read(&current->tracing_graph_pause)))
return;
diff --git a/arch/sh/kernel/perf_event.c b/arch/sh/kernel/perf_event.c
index 02331672b6db..7cfd7f153966 100644
--- a/arch/sh/kernel/perf_event.c
+++ b/arch/sh/kernel/perf_event.c
@@ -129,14 +129,6 @@ static int __hw_perf_event_init(struct perf_event *event)
return -ENODEV;
/*
- * All of the on-chip counters are "limited", in that they have
- * no interrupts, and are therefore unable to do sampling without
- * further work and timer assistance.
- */
- if (hwc->sample_period)
- return -EINVAL;
-
- /*
* See if we need to reserve the counter.
*
* If no events are currently in use, then we have to take a
@@ -392,6 +384,13 @@ int register_sh_pmu(struct sh_pmu *_pmu)
pr_info("Performance Events: %s support registered\n", _pmu->name);
+ /*
+ * All of the on-chip counters are "limited", in that they have
+ * no interrupts, and are therefore unable to do sampling without
+ * further work and timer assistance.
+ */
+ pmu.capabilities |= PERF_PMU_CAP_NO_INTERRUPT;
+
WARN_ON(_pmu->num_events > MAX_HWEVENTS);
perf_pmu_register(&pmu, "cpu", PERF_TYPE_RAW);
diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index 594cd371aa28..2f002b24fb92 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -262,17 +262,17 @@ get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size)
extern void __kernel_sigreturn(void);
extern void __kernel_rt_sigreturn(void);
-static int setup_frame(int sig, struct k_sigaction *ka,
- sigset_t *set, struct pt_regs *regs)
+static int setup_frame(struct ksignal *ksig, sigset_t *set,
+ struct pt_regs *regs)
{
struct sigframe __user *frame;
- int err = 0;
+ int err = 0, sig = ksig->sig;
int signal;
- frame = get_sigframe(ka, regs->regs[15], sizeof(*frame));
+ frame = get_sigframe(&ksig->ka, regs->regs[15], sizeof(*frame));
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
- goto give_sigsegv;
+ return -EFAULT;
signal = current_thread_info()->exec_domain
&& current_thread_info()->exec_domain->signal_invmap
@@ -288,8 +288,8 @@ static int setup_frame(int sig, struct k_sigaction *ka,
/* Set up to return from userspace. If provided, use a stub
already in userspace. */
- if (ka->sa.sa_flags & SA_RESTORER) {
- regs->pr = (unsigned long) ka->sa.sa_restorer;
+ if (ksig->ka.sa.sa_flags & SA_RESTORER) {
+ regs->pr = (unsigned long) ksig->ka.sa.sa_restorer;
#ifdef CONFIG_VSYSCALL
} else if (likely(current->mm->context.vdso)) {
regs->pr = VDSO_SYM(&__kernel_sigreturn);
@@ -309,7 +309,7 @@ static int setup_frame(int sig, struct k_sigaction *ka,
}
if (err)
- goto give_sigsegv;
+ return -EFAULT;
/* Set up registers for signal handler */
regs->regs[15] = (unsigned long) frame;
@@ -319,15 +319,15 @@ static int setup_frame(int sig, struct k_sigaction *ka,
if (current->personality & FDPIC_FUNCPTRS) {
struct fdpic_func_descriptor __user *funcptr =
- (struct fdpic_func_descriptor __user *)ka->sa.sa_handler;
+ (struct fdpic_func_descriptor __user *)ksig->ka.sa.sa_handler;
err |= __get_user(regs->pc, &funcptr->text);
err |= __get_user(regs->regs[12], &funcptr->GOT);
} else
- regs->pc = (unsigned long)ka->sa.sa_handler;
+ regs->pc = (unsigned long)ksig->ka.sa.sa_handler;
if (err)
- goto give_sigsegv;
+ return -EFAULT;
set_fs(USER_DS);
@@ -335,23 +335,19 @@ static int setup_frame(int sig, struct k_sigaction *ka,
current->comm, task_pid_nr(current), frame, regs->pc, regs->pr);
return 0;
-
-give_sigsegv:
- force_sigsegv(sig, current);
- return -EFAULT;
}
-static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
- sigset_t *set, struct pt_regs *regs)
+static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
+ struct pt_regs *regs)
{
struct rt_sigframe __user *frame;
- int err = 0;
+ int err = 0, sig = ksig->sig;
int signal;
- frame = get_sigframe(ka, regs->regs[15], sizeof(*frame));
+ frame = get_sigframe(&ksig->ka, regs->regs[15], sizeof(*frame));
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
- goto give_sigsegv;
+ return -EFAULT;
signal = current_thread_info()->exec_domain
&& current_thread_info()->exec_domain->signal_invmap
@@ -359,7 +355,7 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
? current_thread_info()->exec_domain->signal_invmap[sig]
: sig;
- err |= copy_siginfo_to_user(&frame->info, info);
+ err |= copy_siginfo_to_user(&frame->info, &ksig->info);
/* Create the ucontext. */
err |= __put_user(0, &frame->uc.uc_flags);
@@ -371,8 +367,8 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
/* Set up to return from userspace. If provided, use a stub
already in userspace. */
- if (ka->sa.sa_flags & SA_RESTORER) {
- regs->pr = (unsigned long) ka->sa.sa_restorer;
+ if (ksig->ka.sa.sa_flags & SA_RESTORER) {
+ regs->pr = (unsigned long) ksig->ka.sa.sa_restorer;
#ifdef CONFIG_VSYSCALL
} else if (likely(current->mm->context.vdso)) {
regs->pr = VDSO_SYM(&__kernel_rt_sigreturn);
@@ -392,7 +388,7 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
}
if (err)
- goto give_sigsegv;
+ return -EFAULT;
/* Set up registers for signal handler */
regs->regs[15] = (unsigned long) frame;
@@ -402,15 +398,15 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
if (current->personality & FDPIC_FUNCPTRS) {
struct fdpic_func_descriptor __user *funcptr =
- (struct fdpic_func_descriptor __user *)ka->sa.sa_handler;
+ (struct fdpic_func_descriptor __user *)ksig->ka.sa.sa_handler;
err |= __get_user(regs->pc, &funcptr->text);
err |= __get_user(regs->regs[12], &funcptr->GOT);
} else
- regs->pc = (unsigned long)ka->sa.sa_handler;
+ regs->pc = (unsigned long)ksig->ka.sa.sa_handler;
if (err)
- goto give_sigsegv;
+ return -EFAULT;
set_fs(USER_DS);
@@ -418,10 +414,6 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
current->comm, task_pid_nr(current), frame, regs->pc, regs->pr);
return 0;
-
-give_sigsegv:
- force_sigsegv(sig, current);
- return -EFAULT;
}
static inline void
@@ -455,22 +447,18 @@ handle_syscall_restart(unsigned long save_r0, struct pt_regs *regs,
* OK, we're invoking a handler
*/
static void
-handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
- struct pt_regs *regs, unsigned int save_r0)
+handle_signal(struct ksignal *ksig, struct pt_regs *regs, unsigned int save_r0)
{
sigset_t *oldset = sigmask_to_save();
int ret;
/* Set up the stack frame */
- if (ka->sa.sa_flags & SA_SIGINFO)
- ret = setup_rt_frame(sig, ka, info, oldset, regs);
+ if (ksig->ka.sa.sa_flags & SA_SIGINFO)
+ ret = setup_rt_frame(ksig, oldset, regs);
else
- ret = setup_frame(sig, ka, oldset, regs);
+ ret = setup_frame(ksig, oldset, regs);
- if (ret)
- return;
- signal_delivered(sig, info, ka, regs,
- test_thread_flag(TIF_SINGLESTEP));
+ signal_setup_done(ret, ksig, test_thread_flag(TIF_SINGLESTEP));
}
/*
@@ -484,9 +472,7 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
*/
static void do_signal(struct pt_regs *regs, unsigned int save_r0)
{
- siginfo_t info;
- int signr;
- struct k_sigaction ka;
+ struct ksignal ksig;
/*
* We want the common case to go fast, which
@@ -497,12 +483,11 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0)
if (!user_mode(regs))
return;
- signr = get_signal_to_deliver(&info, &ka, regs, NULL);
- if (signr > 0) {
- handle_syscall_restart(save_r0, regs, &ka.sa);
+ if (get_signal(&ksig)) {
+ handle_syscall_restart(save_r0, regs, &ksig.ka.sa);
/* Whee! Actually deliver the signal. */
- handle_signal(signr, &ka, &info, regs, save_r0);
+ handle_signal(&ksig, regs, save_r0);
return;
}
diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c
index 23d4c71c91af..897abe7b871e 100644
--- a/arch/sh/kernel/signal_64.c
+++ b/arch/sh/kernel/signal_64.c
@@ -41,8 +41,7 @@
#define DEBUG_SIG 0
static void
-handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
- struct pt_regs * regs);
+handle_signal(struct ksignal *ksig, struct pt_regs *regs);
static inline void
handle_syscall_restart(struct pt_regs *regs, struct sigaction *sa)
@@ -82,9 +81,7 @@ handle_syscall_restart(struct pt_regs *regs, struct sigaction *sa)
*/
static void do_signal(struct pt_regs *regs)
{
- siginfo_t info;
- int signr;
- struct k_sigaction ka;
+ struct ksignal ksig;
/*
* We want the common case to go fast, which
@@ -95,12 +92,11 @@ static void do_signal(struct pt_regs *regs)
if (!user_mode(regs))
return;
- signr = get_signal_to_deliver(&info, &ka, regs, 0);
- if (signr > 0) {
- handle_syscall_restart(regs, &ka.sa);
+ if (get_signal(&ksig)) {
+ handle_syscall_restart(regs, &ksig.ka.sa);
/* Whee! Actually deliver the signal. */
- handle_signal(signr, &info, &ka, regs);
+ handle_signal(&ksig, regs);
return;
}
@@ -378,17 +374,16 @@ get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size)
void sa_default_restorer(void); /* See comments below */
void sa_default_rt_restorer(void); /* See comments below */
-static int setup_frame(int sig, struct k_sigaction *ka,
- sigset_t *set, struct pt_regs *regs)
+static int setup_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs)
{
struct sigframe __user *frame;
- int err = 0;
+ int err = 0, sig = ksig->sig;
int signal;
- frame = get_sigframe(ka, regs->regs[REG_SP], sizeof(*frame));
+ frame = get_sigframe(&ksig->ka, regs->regs[REG_SP], sizeof(*frame));
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
- goto give_sigsegv;
+ return -EFAULT;
signal = current_thread_info()->exec_domain
&& current_thread_info()->exec_domain->signal_invmap
@@ -400,7 +395,7 @@ static int setup_frame(int sig, struct k_sigaction *ka,
/* Give up earlier as i386, in case */
if (err)
- goto give_sigsegv;
+ return -EFAULT;
if (_NSIG_WORDS > 1) {
err |= __copy_to_user(frame->extramask, &set->sig[1],
@@ -408,16 +403,16 @@ static int setup_frame(int sig, struct k_sigaction *ka,
/* Give up earlier as i386, in case */
if (err)
- goto give_sigsegv;
+ return -EFAULT;
/* Set up to return from userspace. If provided, use a stub
already in userspace. */
- if (ka->sa.sa_flags & SA_RESTORER) {
+ if (ksig->ka.sa.sa_flags & SA_RESTORER) {
/*
* On SH5 all edited pointers are subject to NEFF
*/
DEREF_REG_PR = neff_sign_extend((unsigned long)
- ka->sa.sa_restorer | 0x1);
+ ksig->ka->sa.sa_restorer | 0x1);
} else {
/*
* Different approach on SH5.
@@ -435,7 +430,7 @@ static int setup_frame(int sig, struct k_sigaction *ka,
if (__copy_to_user(frame->retcode,
(void *)((unsigned long)sa_default_restorer & (~1)), 16) != 0)
- goto give_sigsegv;
+ return -EFAULT;
/* Cohere the trampoline with the I-cache. */
flush_cache_sigtramp(DEREF_REG_PR-1);
@@ -460,7 +455,7 @@ static int setup_frame(int sig, struct k_sigaction *ka,
regs->regs[REG_ARG2] = (unsigned long long)(unsigned long)(signed long)&frame->sc;
regs->regs[REG_ARG3] = (unsigned long long)(unsigned long)(signed long)&frame->sc;
- regs->pc = neff_sign_extend((unsigned long)ka->sa.sa_handler);
+ regs->pc = neff_sign_extend((unsigned long)ksig->ka.sa.sa_handler);
set_fs(USER_DS);
@@ -471,23 +466,19 @@ static int setup_frame(int sig, struct k_sigaction *ka,
DEREF_REG_PR >> 32, DEREF_REG_PR & 0xffffffff);
return 0;
-
-give_sigsegv:
- force_sigsegv(sig, current);
- return -EFAULT;
}
-static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
- sigset_t *set, struct pt_regs *regs)
+static int setup_rt_frame(struct ksignal *kig, sigset_t *set,
+ struct pt_regs *regs)
{
struct rt_sigframe __user *frame;
- int err = 0;
+ int err = 0, sig = ksig->sig;
int signal;
- frame = get_sigframe(ka, regs->regs[REG_SP], sizeof(*frame));
+ frame = get_sigframe(&ksig->ka, regs->regs[REG_SP], sizeof(*frame));
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
- goto give_sigsegv;
+ return -EFAULT;
signal = current_thread_info()->exec_domain
&& current_thread_info()->exec_domain->signal_invmap
@@ -497,11 +488,11 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
err |= __put_user(&frame->info, &frame->pinfo);
err |= __put_user(&frame->uc, &frame->puc);
- err |= copy_siginfo_to_user(&frame->info, info);
+ err |= copy_siginfo_to_user(&frame->info, &ksig->info);
/* Give up earlier as i386, in case */
if (err)
- goto give_sigsegv;
+ return -EFAULT;
/* Create the ucontext. */
err |= __put_user(0, &frame->uc.uc_flags);
@@ -513,16 +504,16 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
/* Give up earlier as i386, in case */
if (err)
- goto give_sigsegv;
+ return -EFAULT;
/* Set up to return from userspace. If provided, use a stub
already in userspace. */
- if (ka->sa.sa_flags & SA_RESTORER) {
+ if (ksig->ka.sa.sa_flags & SA_RESTORER) {
/*
* On SH5 all edited pointers are subject to NEFF
*/
DEREF_REG_PR = neff_sign_extend((unsigned long)
- ka->sa.sa_restorer | 0x1);
+ ksig->ka.sa.sa_restorer | 0x1);
} else {
/*
* Different approach on SH5.
@@ -540,7 +531,7 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
if (__copy_to_user(frame->retcode,
(void *)((unsigned long)sa_default_rt_restorer & (~1)), 16) != 0)
- goto give_sigsegv;
+ return -EFAULT;
/* Cohere the trampoline with the I-cache. */
flush_icache_range(DEREF_REG_PR-1, DEREF_REG_PR-1+15);
@@ -554,7 +545,7 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
regs->regs[REG_ARG1] = signal; /* Arg for signal handler */
regs->regs[REG_ARG2] = (unsigned long long)(unsigned long)(signed long)&frame->info;
regs->regs[REG_ARG3] = (unsigned long long)(unsigned long)(signed long)&frame->uc.uc_mcontext;
- regs->pc = neff_sign_extend((unsigned long)ka->sa.sa_handler);
+ regs->pc = neff_sign_extend((unsigned long)ksig->ka.sa.sa_handler);
set_fs(USER_DS);
@@ -564,33 +555,24 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
DEREF_REG_PR >> 32, DEREF_REG_PR & 0xffffffff);
return 0;
-
-give_sigsegv:
- force_sigsegv(sig, current);
- return -EFAULT;
}
/*
* OK, we're invoking a handler
*/
static void
-handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
- struct pt_regs * regs)
+handle_signal(struct ksignal *ksig, struct pt_regs *regs)
{
sigset_t *oldset = sigmask_to_save();
int ret;
/* Set up the stack frame */
- if (ka->sa.sa_flags & SA_SIGINFO)
- ret = setup_rt_frame(sig, ka, info, oldset, regs);
+ if (ksig->ka.sa.sa_flags & SA_SIGINFO)
+ ret = setup_rt_frame(ksig, oldset, regs);
else
- ret = setup_frame(sig, ka, oldset, regs);
-
- if (ret)
- return;
+ ret = setup_frame(ksig, oldset, regs);
- signal_delivered(sig, info, ka, regs,
- test_thread_flag(TIF_SINGLESTEP));
+ signal_setup_done(ret, ksig, test_thread_flag(TIF_SINGLESTEP));
}
asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags)
diff --git a/arch/sh/kernel/time.c b/arch/sh/kernel/time.c
index 552c8fcf9416..d6d0a986c6e9 100644
--- a/arch/sh/kernel/time.c
+++ b/arch/sh/kernel/time.c
@@ -80,10 +80,8 @@ static int __init rtc_generic_init(void)
return -ENODEV;
pdev = platform_device_register_simple("rtc-generic", -1, NULL, 0);
- if (IS_ERR(pdev))
- return PTR_ERR(pdev);
- return 0;
+ return PTR_ERR_OR_ZERO(pdev);
}
module_init(rtc_generic_init);
diff --git a/arch/sh/kernel/vsyscall/vsyscall.c b/arch/sh/kernel/vsyscall/vsyscall.c
index 5ca579720a09..ea2aa1393b87 100644
--- a/arch/sh/kernel/vsyscall/vsyscall.c
+++ b/arch/sh/kernel/vsyscall/vsyscall.c
@@ -92,18 +92,3 @@ const char *arch_vma_name(struct vm_area_struct *vma)
return NULL;
}
-
-struct vm_area_struct *get_gate_vma(struct mm_struct *mm)
-{
- return NULL;
-}
-
-int in_gate_area(struct mm_struct *mm, unsigned long address)
-{
- return 0;
-}
-
-int in_gate_area_no_mm(unsigned long address)
-{
- return 0;
-}
diff --git a/arch/sh/lib/mcount.S b/arch/sh/lib/mcount.S
index 52aa2011d753..7a8572f9d58b 100644
--- a/arch/sh/lib/mcount.S
+++ b/arch/sh/lib/mcount.S
@@ -92,13 +92,6 @@ mcount:
rts
nop
#else
-#ifndef CONFIG_DYNAMIC_FTRACE
- mov.l .Lfunction_trace_stop, r0
- mov.l @r0, r0
- tst r0, r0
- bf ftrace_stub
-#endif
-
MCOUNT_ENTER()
#ifdef CONFIG_DYNAMIC_FTRACE
@@ -174,11 +167,6 @@ ftrace_graph_call:
.globl ftrace_caller
ftrace_caller:
- mov.l .Lfunction_trace_stop, r0
- mov.l @r0, r0
- tst r0, r0
- bf ftrace_stub
-
MCOUNT_ENTER()
.globl ftrace_call
@@ -196,8 +184,6 @@ ftrace_call:
#endif /* CONFIG_DYNAMIC_FTRACE */
.align 2
-.Lfunction_trace_stop:
- .long function_trace_stop
/*
* NOTE: From here on the locations of the .Lftrace_stub label and
@@ -217,12 +203,7 @@ ftrace_stub:
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
.globl ftrace_graph_caller
ftrace_graph_caller:
- mov.l 2f, r0
- mov.l @r0, r0
- tst r0, r0
- bt 1f
-
- mov.l 3f, r1
+ mov.l 2f, r1
jmp @r1
nop
1:
@@ -242,8 +223,7 @@ ftrace_graph_caller:
MCOUNT_LEAVE()
.align 2
-2: .long function_trace_stop
-3: .long skip_trace
+2: .long skip_trace
.Lprepare_ftrace_return:
.long prepare_ftrace_return
diff --git a/arch/sh/mm/asids-debugfs.c b/arch/sh/mm/asids-debugfs.c
index 74c03ecc4871..ecfc6b0c1da1 100644
--- a/arch/sh/mm/asids-debugfs.c
+++ b/arch/sh/mm/asids-debugfs.c
@@ -67,10 +67,8 @@ static int __init asids_debugfs_init(void)
NULL, &asids_debugfs_fops);
if (!asids_dentry)
return -ENOMEM;
- if (IS_ERR(asids_dentry))
- return PTR_ERR(asids_dentry);
- return 0;
+ return PTR_ERR_OR_ZERO(asids_dentry);
}
module_init(asids_debugfs_init);
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index 2d089fe2cba9..2790b6a64157 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -495,8 +495,9 @@ int arch_add_memory(int nid, u64 start, u64 size)
pgdat = NODE_DATA(nid);
/* We only have ZONE_NORMAL, so this is easy.. */
- ret = __add_pages(nid, pgdat->node_zones + ZONE_NORMAL,
- start_pfn, nr_pages);
+ ret = __add_pages(nid, pgdat->node_zones +
+ zone_for_memory(nid, start, size, ZONE_NORMAL),
+ start_pfn, nr_pages);
if (unlikely(ret))
printk("%s: Failed, __add_pages() == %d\n", __func__, ret);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.