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| author | Christoph Lameter <cl@linux.com> | 2011-07-22 16:35:14 +0200 |
|---|---|---|
| committer | Pekka Enberg <penberg@kernel.org> | 2011-07-25 19:58:19 +0200 |
| commit | 9e577e8b46ab0c38970c0f0cd7eae62e6dffddee (patch) | |
| tree | 068d8d50963b53a8ce25470328ff6ebe5a51b198 | |
| parent | slub: disable interrupts in cmpxchg_double_slab when falling back to pagelock (diff) | |
| download | linux-9e577e8b46ab0c38970c0f0cd7eae62e6dffddee.tar.xz linux-9e577e8b46ab0c38970c0f0cd7eae62e6dffddee.zip | |
slub: When allocating a new slab also prep the first object
We need to branch to the debug code for the first object if we allocate
a new slab otherwise the first object will be marked wrongly as inactive.
Tested-by: Rabin Vincent <rabin@rab.in>
Signed-off-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
| -rw-r--r-- | mm/slub.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/slub.c b/mm/slub.c index 7836b45ea1fa..e842c19e67fb 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -2082,6 +2082,9 @@ new_slab: stat(s, ALLOC_SLAB); c->node = page_to_nid(page); c->page = page; + + if (kmem_cache_debug(s)) + goto debug; goto load_freelist; } if (!(gfpflags & __GFP_NOWARN) && printk_ratelimit()) |