• Oleg Nesterov's avatar
    mempolicy: kill do_set_mempolicy()->down_write(&mm->mmap_sem) · 2c7c3a7d
    Oleg Nesterov authored
    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: default avatarOleg 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: default avatarAndrew Morton <akpm@linux-foundation.org>
    Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
    2c7c3a7d
mempolicy.c 71.1 KB