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| author | Al Viro <viro@ftp.linux.org.uk> | 2006-10-08 17:30:44 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-08 23:32:35 +0400 |
| commit | 0d84438d98777b0f9425d39121c42f47a06878ca (patch) | |
| tree | 9d3486664ecf836183f982f7011c5b8b37c4091e /arch/sparc/kernel/sun4m_smp.c | |
| parent | 7ff3e52cf2947ebd38c84159af68e5a29d228f6c (diff) | |
| download | linux-0d84438d98777b0f9425d39121c42f47a06878ca.tar.xz | |
[PATCH] sparc32 pt_regs fixes
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/sparc/kernel/sun4m_smp.c')
| -rw-r--r-- | arch/sparc/kernel/sun4m_smp.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/sparc/kernel/sun4m_smp.c b/arch/sparc/kernel/sun4m_smp.c index 7d4a649138f6..e2d9c018bd56 100644 --- a/arch/sparc/kernel/sun4m_smp.c +++ b/arch/sparc/kernel/sun4m_smp.c @@ -19,6 +19,7 @@ #include <linux/profile.h> #include <asm/cacheflush.h> #include <asm/tlbflush.h> +#include <asm/irq_regs.h> #include <asm/ptrace.h> #include <asm/atomic.h> @@ -353,11 +354,14 @@ void smp4m_cross_call_irq(void) void smp4m_percpu_timer_interrupt(struct pt_regs *regs) { + struct pt_regs *old_regs; int cpu = smp_processor_id(); + old_regs = set_irq_regs(regs); + clear_profile_irq(cpu); - profile_tick(CPU_PROFILING, regs); + profile_tick(CPU_PROFILING); if(!--prof_counter(cpu)) { int user = user_mode(regs); @@ -368,6 +372,7 @@ void smp4m_percpu_timer_interrupt(struct pt_regs *regs) prof_counter(cpu) = prof_multiplier(cpu); } + set_irq_regs(old_regs); } extern unsigned int lvl14_resolution; |