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authorOleg Nesterov2014-10-10 00:27:55 +0200
committerLinus Torvalds2014-10-10 04:25:56 +0200
commit2c7c3a7d08b28278112f2aaa0b7cf53140101e2a (patch)
tree44e7df021c66b03557afb3a79e1324fa50fbc729 /include/linux/mempolicy.h
parentmempolicy: fix show_numa_map() vs exec() + do_set_mempolicy() race (diff)
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mempolicy: kill do_set_mempolicy()->down_write(&mm->mmap_sem)
Remove down_write(&mm->mmap_sem) in do_set_mempolicy(). This logic was never correct and it is no longer needed, see the previous patch. Signed-off-by: Oleg Nesterov <oleg@redhat.com> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: David Rientjes <rientjes@google.com> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: Cyrill Gorcunov <gorcunov@openvz.org> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Hugh Dickins <hughd@google.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/mempolicy.h')
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