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authorTetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>2011-07-21 09:42:45 +0900
committerPekka Enberg <penberg@kernel.org>2011-07-22 11:01:03 +0300
commit7ea466f2256b02a7047dfd47d76a2f6c1e427e3e (patch)
treefbe47a3e126d3f20b0eb4785eaaced80e95b987e /mm/slab.c
parentb56efcf0a45aa7fc32de90d5f9838541082fbc19 (diff)
downloadop-kernel-dev-7ea466f2256b02a7047dfd47d76a2f6c1e427e3e.zip
op-kernel-dev-7ea466f2256b02a7047dfd47d76a2f6c1e427e3e.tar.gz
slab: fix DEBUG_SLAB warning
In commit c225150b "slab: fix DEBUG_SLAB build", "if ((unsigned long)objp & (ARCH_SLAB_MINALIGN-1))" is always true if ARCH_SLAB_MINALIGN == 0. Do not print warning if ARCH_SLAB_MINALIGN == 0. Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Signed-off-by: Pekka Enberg <penberg@kernel.org>
Diffstat (limited to 'mm/slab.c')
-rw-r--r--mm/slab.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/slab.c b/mm/slab.c
index c3cb359..dc2f068 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3155,7 +3155,8 @@ static void *cache_alloc_debugcheck_after(struct kmem_cache *cachep,
objp += obj_offset(cachep);
if (cachep->ctor && cachep->flags & SLAB_POISON)
cachep->ctor(objp);
- if ((unsigned long)objp & (ARCH_SLAB_MINALIGN-1)) {
+ if (ARCH_SLAB_MINALIGN &&
+ ((unsigned long)objp & (ARCH_SLAB_MINALIGN-1))) {
printk(KERN_ERR "0x%p: not aligned to ARCH_SLAB_MINALIGN=%d\n",
objp, (int)ARCH_SLAB_MINALIGN);
}
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