2007-11-12 16:49:59

by cheng renquan

Subject: [PATCH] SLUB: killed the unused "end" variable

Since the macro "for_each_object" introduced, the "end" variable becomes unused anymore.

Signed-off-by: Denis Cheng <[email protected]>
---
mm/slub.c | 2 --
1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/mm/slub.c b/mm/slub.c
index 84f59fd..9acb413 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1080,7 +1080,6 @@ static struct page *new_slab(struct kmem_cache *s, gfp_t flags, int node)
struct page *page;
struct kmem_cache_node *n;
void *start;
- void *end;
void *last;
void *p;

@@ -1101,7 +1100,6 @@ static struct page *new_slab(struct kmem_cache *s, gfp_t flags, int node)
SetSlabDebug(page);

start = page_address(page);
- end = start + s->objects * s->size;

if (unlikely(s->flags & SLAB_POISON))
memset(start, POISON_INUSE, PAGE_SIZE << s->order);
--
1.5.3.4

2007-11-12 19:18:40

by Christoph Lameter

Subject: Re: [PATCH] SLUB: killed the unused "end" variable

On Tue, 13 Nov 2007, Denis Cheng wrote:

> Since the macro "for_each_object" introduced, the "end" variable becomes unused anymore.

Acked-by: Christoph Lameter <[email protected]>