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| author | Borislav Petkov <bp@suse.de> | 2017-02-22 15:41:02 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-02-22 16:41:27 -0800 |
| commit | 65b9de75253e909e35d8f5c42357e632fdca5d7f (patch) | |
| tree | 9b5f5efab8e0df36df2f80907bc9a0519c7e5f07 /mm/slub.c | |
| parent | c6e28895a4372992961888ffaadc9efc643b5bfe (diff) | |
| download | linux-stable-65b9de75253e909e35d8f5c42357e632fdca5d7f.tar.gz linux-stable-65b9de75253e909e35d8f5c42357e632fdca5d7f.tar.bz2 linux-stable-65b9de75253e909e35d8f5c42357e632fdca5d7f.zip | |
mm/slub: add a dump_stack() to the unexpected GFP check
We wish to know who is doing such a thing. slab.c does this.
Link: http://lkml.kernel.org/r/20170116091643.15260-1-bp@alien8.de
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Michal Hocko <mhocko@suse.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Christoph Lameter <cl@linux.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: David Rientjes <rientjes@google.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/slub.c')
| -rw-r--r-- | mm/slub.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/slub.c b/mm/slub.c index 7ec0a965c6a3..1e5ef312f146 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -1630,6 +1630,7 @@ static struct page *new_slab(struct kmem_cache *s, gfp_t flags, int node) flags &= ~GFP_SLAB_BUG_MASK; pr_warn("Unexpected gfp: %#x (%pGg). Fixing up to gfp: %#x (%pGg). Fix your code!\n", invalid_mask, &invalid_mask, flags, &flags); + dump_stack(); } return allocate_slab(s, |