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| author | Joonsoo Kim <iamjoonsoo.kim@lge.com> | 2014-10-10 00:26:02 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-10 04:25:50 +0200 |
| commit | 61f47105a2c9c60e950ca808b7560f776f9bfa31 (patch) | |
| tree | 10bbc7fb213285e1e673073eedf21a1991a22ea1 /drivers/s390 | |
| parent | mm/slab_common: move kmem_cache definition to internal header (diff) | |
| download | linux-61f47105a2c9c60e950ca808b7560f776f9bfa31.tar.xz linux-61f47105a2c9c60e950ca808b7560f776f9bfa31.zip | |
mm/sl[ao]b: always track caller in kmalloc_(node_)track_caller()
Now, we track caller if tracing or slab debugging is enabled. If they are
disabled, we could save one argument passing overhead by calling
__kmalloc(_node)(). But, I think that it would be marginal. Furthermore,
default slab allocator, SLUB, doesn't use this technique so I think that
it's okay to change this situation.
After this change, we can turn on/off CONFIG_DEBUG_SLAB without full
kernel build and remove some complicated '#if' defintion. It looks more
benefitial to me.
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Acked-by: Christoph Lameter <cl@linux.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: David Rientjes <rientjes@google.com>
Cc: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/s390')
0 files changed, 0 insertions, 0 deletions