aboutsummaryrefslogtreecommitdiff
path: root/arch/x86/kernel/apic/nmi.c
diff options
context:
space:
mode:
authorRusty Russell <rusty@rustcorp.com.au>2009-03-31 13:33:50 +1030
committerRusty Russell <rusty@rustcorp.com.au>2009-03-31 13:33:50 +1030
commit558f6ab9106e6be701acb0257e7171df1bbccf04 (patch)
tree6e811633baeb676693c493f6c82bf785cab2771d /arch/x86/kernel/apic/nmi.c
parent15f7176eb1cccec0a332541285ee752b935c1c85 (diff)
parent65fb0d23fcddd8697c871047b700c78817bdaa43 (diff)
Merge branch 'cpumask-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
Conflicts: arch/x86/include/asm/topology.h drivers/oprofile/buffer_sync.c (Both cases: changed in Linus' tree, removed in Ingo's).
Diffstat (limited to 'arch/x86/kernel/apic/nmi.c')
-rw-r--r--arch/x86/kernel/apic/nmi.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/x86/kernel/apic/nmi.c b/arch/x86/kernel/apic/nmi.c
index bdfad80c3cf..d6bd6240715 100644
--- a/arch/x86/kernel/apic/nmi.c
+++ b/arch/x86/kernel/apic/nmi.c
@@ -39,7 +39,7 @@
int unknown_nmi_panic;
int nmi_watchdog_enabled;
-static cpumask_t backtrace_mask = CPU_MASK_NONE;
+static cpumask_var_t backtrace_mask;
/* nmi_active:
* >0: the lapic NMI watchdog is active, but can be disabled
@@ -138,6 +138,7 @@ int __init check_nmi_watchdog(void)
if (!prev_nmi_count)
goto error;
+ alloc_cpumask_var(&backtrace_mask, GFP_KERNEL);
printk(KERN_INFO "Testing NMI watchdog ... ");
#ifdef CONFIG_SMP
@@ -413,14 +414,14 @@ nmi_watchdog_tick(struct pt_regs *regs, unsigned reason)
touched = 1;
}
- if (cpu_isset(cpu, backtrace_mask)) {
+ if (cpumask_test_cpu(cpu, backtrace_mask)) {
static DEFINE_SPINLOCK(lock); /* Serialise the printks */
spin_lock(&lock);
printk(KERN_WARNING "NMI backtrace for cpu %d\n", cpu);
dump_stack();
spin_unlock(&lock);
- cpu_clear(cpu, backtrace_mask);
+ cpumask_clear_cpu(cpu, backtrace_mask);
}
/* Could check oops_in_progress here too, but it's safer not to */
@@ -554,10 +555,10 @@ void __trigger_all_cpu_backtrace(void)
{
int i;
- backtrace_mask = cpu_online_map;
+ cpumask_copy(backtrace_mask, cpu_online_mask);
/* Wait for up to 10 seconds for all CPUs to do the backtrace */
for (i = 0; i < 10 * 1000; i++) {
- if (cpus_empty(backtrace_mask))
+ if (cpumask_empty(backtrace_mask))
break;
mdelay(1);
}