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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 3c9e98f0999a..a5832f82234c 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2902,18 +2902,14 @@ static void free_loc_track(struct loc_track *t)
2902 get_order(sizeof(struct location) * t->max)); 2902 get_order(sizeof(struct location) * t->max));
2903} 2903}
2904 2904
2905static int alloc_loc_track(struct loc_track *t, unsigned long max) 2905static int alloc_loc_track(struct loc_track *t, unsigned long max, gfp_t flags)
2906{ 2906{
2907 struct location *l; 2907 struct location *l;
2908 int order; 2908 int order;
2909 2909
2910 if (!max)
2911 max = PAGE_SIZE / sizeof(struct location);
2912
2913 order = get_order(sizeof(struct location) * max); 2910 order = get_order(sizeof(struct location) * max);
2914 2911
2915 l = (void *)__get_free_pages(GFP_ATOMIC, order); 2912 l = (void *)__get_free_pages(flags, order);
2916
2917 if (!l) 2913 if (!l)
2918 return 0; 2914 return 0;
2919 2915
@@ -2979,7 +2975,7 @@ static int add_location(struct loc_track *t, struct kmem_cache *s,
2979 /* 2975 /*
2980 * Not found. Insert new tracking element. 2976 * Not found. Insert new tracking element.
2981 */ 2977 */
2982 if (t->count >= t->max && !alloc_loc_track(t, 2 * t->max)) 2978 if (t->count >= t->max && !alloc_loc_track(t, 2 * t->max, GFP_ATOMIC))
2983 return 0; 2979 return 0;
2984 2980
2985 l = t->loc + pos; 2981 l = t->loc + pos;
@@ -3022,11 +3018,12 @@ static int list_locations(struct kmem_cache *s, char *buf,
3022{ 3018{
3023 int n = 0; 3019 int n = 0;
3024 unsigned long i; 3020 unsigned long i;
3025 struct loc_track t; 3021 struct loc_track t = { 0, 0, NULL };
3026 int node; 3022 int node;
3027 3023
3028 t.count = 0; 3024 if (!alloc_loc_track(&t, PAGE_SIZE / sizeof(struct location),
3029 t.max = 0; 3025 GFP_KERNEL))
3026 return sprintf(buf, "Out of memory\n");
3030 3027
3031 /* Push back cpu slabs */ 3028 /* Push back cpu slabs */
3032 flush_all(s); 3029 flush_all(s);