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-rw-r--r--mm/slub.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/mm/slub.c b/mm/slub.c
index 3c9e98f0999..a5832f82234 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2902,18 +2902,14 @@ static void free_loc_track(struct loc_track *t)
get_order(sizeof(struct location) * t->max));
}
-static int alloc_loc_track(struct loc_track *t, unsigned long max)
+static int alloc_loc_track(struct loc_track *t, unsigned long max, gfp_t flags)
{
struct location *l;
int order;
- if (!max)
- max = PAGE_SIZE / sizeof(struct location);
-
order = get_order(sizeof(struct location) * max);
- l = (void *)__get_free_pages(GFP_ATOMIC, order);
-
+ l = (void *)__get_free_pages(flags, order);
if (!l)
return 0;
@@ -2979,7 +2975,7 @@ static int add_location(struct loc_track *t, struct kmem_cache *s,
/*
* Not found. Insert new tracking element.
*/
- if (t->count >= t->max && !alloc_loc_track(t, 2 * t->max))
+ if (t->count >= t->max && !alloc_loc_track(t, 2 * t->max, GFP_ATOMIC))
return 0;
l = t->loc + pos;
@@ -3022,11 +3018,12 @@ static int list_locations(struct kmem_cache *s, char *buf,
{
int n = 0;
unsigned long i;
- struct loc_track t;
+ struct loc_track t = { 0, 0, NULL };
int node;
- t.count = 0;
- t.max = 0;
+ if (!alloc_loc_track(&t, PAGE_SIZE / sizeof(struct location),
+ GFP_KERNEL))
+ return sprintf(buf, "Out of memory\n");
/* Push back cpu slabs */
flush_all(s);