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yaml
---
r: 88718
b: refs/heads/master
c: 321183c
h: refs/heads/master
v: v3
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Glauber Costa authored and Ingo Molnar committed Apr 17, 2008
1 parent cfd683c commit 7fa11d1
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Showing 2 changed files with 8 additions and 3 deletions.
2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: 3be5b49e8f1002bc562a2b4670093e4ebf27b4e9
refs/heads/master: 321183c145a37e6d31cc55e0f69a226f9006e621
9 changes: 7 additions & 2 deletions trunk/arch/x86/kernel/smp_32.c
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Expand Up @@ -24,6 +24,7 @@
#include <asm/tlbflush.h>
#include <asm/mmu_context.h>
#include <mach_apic.h>
#include <asm/proto.h>

/*
* Some notes on x86 processor bugs affecting SMP operation:
Expand Down Expand Up @@ -622,10 +623,14 @@ static void stop_this_cpu (void * dummy)

static void native_smp_send_stop(void)
{
/* Don't deadlock on the call lock in panic */
int nolock = !spin_trylock(&call_lock);
int nolock;
unsigned long flags;

if (reboot_force)
return;

/* Don't deadlock on the call lock in panic */
nolock = !spin_trylock(&call_lock);
local_irq_save(flags);
__smp_call_function(stop_this_cpu, NULL, 0, 0);
if (!nolock)
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