Merge branch 'kmemleak' of git://linux-arm.org/linux-2.6

[safe/jmp/linux-2.6] / mm / slab.c

diff --git a/mm/slab.c b/mm/slab.c
index 3f48229..e17cc2c 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2275,9 +2275,11 @@ kmem_cache_create (const char *name, size_t size, size_t align,
        /*
         * Determine if the slab management is 'on' or 'off' slab.
         * (bootstrapping cannot cope with offslab caches so don't do
-        * it too early on.)
+        * it too early on. Always use on-slab management when
+        * SLAB_NOLEAKTRACE to avoid recursive calls into kmemleak)
         */
-       if ((size >= (PAGE_SIZE >> 3)) && !slab_early_init)
+       if ((size >= (PAGE_SIZE >> 3)) && !slab_early_init &&
+           !(flags & SLAB_NOLEAKTRACE))
                /*
                 * Size is large, assume best to place the slab management obj
                 * off-slab (should allow better packing of objs).
@@ -2596,8 +2598,8 @@ static struct slab *alloc_slabmgmt(struct kmem_cache *cachep, void *objp,
                 * kmemleak does not treat the ->s_mem pointer as a reference
                 * to the object. Otherwise we will not report the leak.
                 */
-               kmemleak_scan_area(slabp, offsetof(struct slab, list),
-                                  sizeof(struct list_head), local_flags);
+               kmemleak_scan_area(&slabp->list, sizeof(struct list_head),
+                                  local_flags);
                if (!slabp)
                        return NULL;
        } else {