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authorPaul Mundt <lethal@linux-sh.org>2009-10-14 15:53:08 +0900
committerPaul Mundt <lethal@linux-sh.org>2009-10-14 15:53:08 +0900
commitb195e46677bed5f044bc2eede65fd41c886ef5b2 (patch)
tree38c04c153d05171919bc95deb82ceb1e6b9bcd77
parentsh: Only invalidate the I-cache range for secondary CPUs stack_start. (diff)
parentsh: Fix a TRACE_IRQS_OFF typo. (diff)
downloadlinux-dev-b195e46677bed5f044bc2eede65fd41c886ef5b2.tar.xz
linux-dev-b195e46677bed5f044bc2eede65fd41c886ef5b2.zip
Merge branch 'sh/stable-updates'
-rw-r--r--arch/sh/kernel/entry-common.S2
-rw-r--r--arch/sh/kernel/setup.c2
-rw-r--r--arch/sh/kernel/signal_32.c9
-rw-r--r--arch/sh/kernel/smp.c2
4 files changed, 9 insertions, 6 deletions
diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S
index 68d9223b145e..3eb84931d2aa 100644
--- a/arch/sh/kernel/entry-common.S
+++ b/arch/sh/kernel/entry-common.S
@@ -121,7 +121,7 @@ noresched:
ENTRY(resume_userspace)
! r8: current_thread_info
cli
- TRACE_IRQS_OfF
+ TRACE_IRQS_OFF
mov.l @(TI_FLAGS,r8), r0 ! current_thread_info->flags
tst #(_TIF_WORK_MASK & 0xff), r0
bt/s __restore_all
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index df65fe2d43b8..5a947a2567e4 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -553,6 +553,8 @@ static int show_cpuinfo(struct seq_file *m, void *v)
if (cpu == 0)
seq_printf(m, "machine\t\t: %s\n", get_system_type());
+ else
+ seq_printf(m, "\n");
seq_printf(m, "processor\t: %d\n", cpu);
seq_printf(m, "cpu family\t: %s\n", init_utsname()->machine);
diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index 6729703547a1..3db37425210d 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -145,7 +145,7 @@ static inline int restore_sigcontext_fpu(struct sigcontext __user *sc)
{
struct task_struct *tsk = current;
- if (!(current_cpu_data.flags & CPU_HAS_FPU))
+ if (!(boot_cpu_data.flags & CPU_HAS_FPU))
return 0;
set_used_math();
@@ -158,7 +158,7 @@ static inline int save_sigcontext_fpu(struct sigcontext __user *sc,
{
struct task_struct *tsk = current;
- if (!(current_cpu_data.flags & CPU_HAS_FPU))
+ if (!(boot_cpu_data.flags & CPU_HAS_FPU))
return 0;
if (!used_math()) {
@@ -199,7 +199,7 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, int *r0_p
#undef COPY
#ifdef CONFIG_SH_FPU
- if (current_cpu_data.flags & CPU_HAS_FPU) {
+ if (boot_cpu_data.flags & CPU_HAS_FPU) {
int owned_fp;
struct task_struct *tsk = current;
@@ -472,6 +472,7 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
err |= __put_user(OR_R0_R0, &frame->retcode[6]);
err |= __put_user((__NR_rt_sigreturn), &frame->retcode[7]);
regs->pr = (unsigned long) frame->retcode;
+ flush_icache_range(regs->pr, regs->pr + sizeof(frame->retcode));
}
if (err)
@@ -497,8 +498,6 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
pr_debug("SIG deliver (%s:%d): sp=%p pc=%08lx pr=%08lx\n",
current->comm, task_pid_nr(current), frame, regs->pc, regs->pr);
- flush_icache_range(regs->pr, regs->pr + sizeof(frame->retcode));
-
return 0;
give_sigsegv:
diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index 6a27c657648d..983e0792d5f3 100644
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -35,6 +35,8 @@ static inline void __init smp_store_cpu_info(unsigned int cpu)
{
struct sh_cpuinfo *c = cpu_data + cpu;
+ memcpy(c, &boot_cpu_data, sizeof(struct sh_cpuinfo));
+
c->loops_per_jiffy = loops_per_jiffy;
}