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authorMizuma, Masayoshi <m.mizuma@jp.fujitsu.com>2014-04-18 15:07:18 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-04-18 16:40:08 -0700
commit7848a4bf51b34f41fcc9bd77e837126d99ae84e3 (patch)
tree229cc0ba9f40530d043ec153ec688de86249bde0 /kernel/up.c
parent8b32201de1f87878ace971bfdc2846a4f3a5bb2b (diff)
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mm/hugetlb.c: add cond_resched_lock() in return_unused_surplus_pages()
soft lockup in freeing gigantic hugepage fixed in commit 55f67141a892 "mm: hugetlb: fix softlockup when a large number of hugepages are freed." can happen in return_unused_surplus_pages(), so let's fix it. Signed-off-by: Masayoshi Mizuma <m.mizuma@jp.fujitsu.com> Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Michal Hocko <mhocko@suse.cz> Cc: Aneesh Kumar <aneesh.kumar@linux.vnet.ibm.com> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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