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| author | Jeff Garzik <jeff@garzik.org> | 2006-10-11 03:56:12 -0400 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-10-11 03:56:12 -0400 |
| commit | 24fcbacedb0d83cabc6761acbecfbf751265ce52 (patch) | |
| tree | 7147b206304b028c3cfd5de6317e5c8510098ca9 /arch/i386/kernel/smp.c | |
| parent | 2f614fe04f4463ff22234133319067d7361f54e5 (diff) | |
| parent | 53a5fbdc2dff55161a206ed1a1385a8fa8055c34 (diff) | |
| download | kernel_samsung_smdk4412-24fcbacedb0d83cabc6761acbecfbf751265ce52.tar.gz kernel_samsung_smdk4412-24fcbacedb0d83cabc6761acbecfbf751265ce52.tar.bz2 kernel_samsung_smdk4412-24fcbacedb0d83cabc6761acbecfbf751265ce52.zip | |
Merge branch 'master' into upstream-fixes
Diffstat (limited to 'arch/i386/kernel/smp.c')
| -rw-r--r-- | arch/i386/kernel/smp.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/i386/kernel/smp.c b/arch/i386/kernel/smp.c index 1b080ab8a49..31e5c6573aa 100644 --- a/arch/i386/kernel/smp.c +++ b/arch/i386/kernel/smp.c @@ -321,6 +321,7 @@ static inline void leave_mm (unsigned long cpu) fastcall void smp_invalidate_interrupt(struct pt_regs *regs) { + struct pt_regs *old_regs = set_irq_regs(regs); unsigned long cpu; cpu = get_cpu(); @@ -351,6 +352,7 @@ fastcall void smp_invalidate_interrupt(struct pt_regs *regs) smp_mb__after_clear_bit(); out: put_cpu_no_resched(); + set_irq_regs(old_regs); } static void flush_tlb_others(cpumask_t cpumask, struct mm_struct *mm, @@ -605,11 +607,14 @@ void smp_send_stop(void) */ fastcall void smp_reschedule_interrupt(struct pt_regs *regs) { + struct pt_regs *old_regs = set_irq_regs(regs); ack_APIC_irq(); + set_irq_regs(old_regs); } fastcall void smp_call_function_interrupt(struct pt_regs *regs) { + struct pt_regs *old_regs = set_irq_regs(regs); void (*func) (void *info) = call_data->func; void *info = call_data->info; int wait = call_data->wait; @@ -632,6 +637,7 @@ fastcall void smp_call_function_interrupt(struct pt_regs *regs) mb(); atomic_inc(&call_data->finished); } + set_irq_regs(old_regs); } /* |