Hi Christoph,
FYI, there are new compile warnings show up in
tree: git://git.kernel.org/pub/scm/linux/kernel/git/glommer/memcg.git slab-common/kmalloc
head: f957c1ead131972db578b945e25982f4607da6ba
commit: 55a6b9f968a877c728ed6e438fa68741a7711d89 [28/30] CK1 [12/13] Common names for the array of kmalloc caches
config: blackfin-BF533-EZKIT_defconfig
All warnings:
In file included from include/linux/slab.h:314:0,
from include/linux/proc_fs.h:4,
from fs/proc/stat.c:6:
fs/proc/stat.c: In function 'stat_open':
include/linux/slab_def.h:135:27: warning: array subscript is above array bounds [-Warray-bounds]
vim +135 include/linux/slab_def.h
36555751 (Eduard - Gabriel Munteanu 2008-08-10 119) struct kmem_cache *cachep;
36555751 (Eduard - Gabriel Munteanu 2008-08-10 120) void *ret;
36555751 (Eduard - Gabriel Munteanu 2008-08-10 121)
2e892f43 (Christoph Lameter 2006-12-13 122) if (__builtin_constant_p(size)) {
9e396407 (Christoph Lameter 2012-09-26 123) int i;
6cb8f913 (Christoph Lameter 2007-07-17 124)
6cb8f913 (Christoph Lameter 2007-07-17 125) if (!size)
6cb8f913 (Christoph Lameter 2007-07-17 126) return ZERO_SIZE_PTR;
6cb8f913 (Christoph Lameter 2007-07-17 127)
9e396407 (Christoph Lameter 2012-09-26 128) i = kmalloc_index(size);
9e396407 (Christoph Lameter 2012-09-26 129)
4b51d669 (Christoph Lameter 2007-02-10 130) #ifdef CONFIG_ZONE_DMA
4b51d669 (Christoph Lameter 2007-02-10 131) if (flags & GFP_DMA)
24e75516 (Christoph Lameter 2012-09-26 132) cachep = kmalloc_dma_caches[i];
36555751 (Eduard - Gabriel Munteanu 2008-08-10 133) else
4b51d669 (Christoph Lameter 2007-02-10 134) #endif
24e75516 (Christoph Lameter 2012-09-26 @135) cachep = kmalloc_caches[i];
36555751 (Eduard - Gabriel Munteanu 2008-08-10 136)
85beb586 (Steven Rostedt 2010-11-24 137) ret = kmem_cache_alloc_trace(size, cachep, flags);
36555751 (Eduard - Gabriel Munteanu 2008-08-10 138)
36555751 (Eduard - Gabriel Munteanu 2008-08-10 139) return ret;
2e892f43 (Christoph Lameter 2006-12-13 140) }
2e892f43 (Christoph Lameter 2006-12-13 141) return __kmalloc(size, flags);
2e892f43 (Christoph Lameter 2006-12-13 142) }
2e892f43 (Christoph Lameter 2006-12-13 143)
---
0-DAY kernel build testing backend Open Source Technology Centre
Fengguang Wu, Yuanhan Liu Intel Corporation
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