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authorH. Peter Anvin <hpa@linux.intel.com>2009-01-30 14:50:57 -0800
committerH. Peter Anvin <hpa@linux.intel.com>2009-01-30 14:50:57 -0800
commit9b7ed8faa034fc2d350e2eff5c68680eb5c43a07 (patch)
tree5c94c34ad30e312604c1ce4f08ab6631b64a94f5 /kernel/exit.c
parentx86: add pte_set_flags/clear_flags for pte flag manipulation (diff)
parentMerge branch 'linus' into core/percpu (diff)
Merge branch 'core/percpu' into x86/paravirt
Diffstat (limited to 'kernel/exit.c')
-rw-r--r--kernel/exit.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/kernel/exit.c b/kernel/exit.c
index f80dec3f1875..70612c19ac96 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -977,12 +977,9 @@ static void check_stack_usage(void)
{
static DEFINE_SPINLOCK(low_water_lock);
static int lowest_to_date = THREAD_SIZE;
- unsigned long *n = end_of_stack(current);
unsigned long free;
- while (*n == 0)
- n++;
- free = (unsigned long)n - (unsigned long)end_of_stack(current);
+ free = stack_not_used(current);
if (free >= lowest_to_date)
return;