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authorJesper Juhl <jj@chaosbits.net>2011-01-13 15:47:42 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-13 17:32:51 -0800
commit17295c88a160c6eea3fcf46cec9d08a0fcb02db9 (patch)
tree35fe45824b5ddd6d406d2d7d7562438a4725e57e /.mailmap
parentdfe076b0971a783469bc2066e85d46e23c8acb1c (diff)
memcg: use [kv]zalloc[_node] rather than [kv]malloc+memset
In mem_cgroup_alloc() we currently do either kmalloc() or vmalloc() then followed by memset() to zero the memory. This can be more efficiently achieved by using kzalloc() and vzalloc(). There's also one situation where we can use kzalloc_node() - this is what's new in this version of the patch. Signed-off-by: Jesper Juhl <jj@chaosbits.net> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Minchan Kim <minchan.kim@gmail.com> Cc: Wu Fengguang <fengguang.wu@intel.com> Cc: Balbir Singh <balbir@linux.vnet.ibm.com> Cc: Li Zefan <lizf@cn.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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