mm: memcontrol: fix percpu vmstats and vmevents flush
mainline inclusion from mainline-v5.3-rc7 commit 6c1c2808 category: bugfix bugzilla: 51815, https://gitee.com/openeuler/kernel/issues/I3IJ9I CVE: NA ------------------------------------------------- Instead of using raw_cpu_read() use per_cpu() to read the actual data of the corresponding cpu otherwise we will be reading the data of the current cpu for the number of online CPUs. Link: http://lkml.kernel.org/r/20190829203110.129263-1-shakeelb@google.com Fixes: bb65f89b ("mm: memcontrol: flush percpu vmevents before releasing memcg") Fixes: c350a99e ("mm: memcontrol: flush percpu vmstats before releasing memcg") Signed-off-by:Shakeel Butt <shakeelb@google.com> Acked-by:
Roman Gushchin <guro@fb.com> Acked-by:
Michal Hocko <mhocko@suse.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Vladimir Davydov <vdavydov.dev@gmail.com> Cc: <stable@vger.kernel.org> Signed-off-by:
Andrew Morton <akpm@linux-foundation.org> Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by:
Chen Zhou <chenzhou10@huawei.com> Signed-off-by:
Liu Shixin <liushixin2@huawei.com> Reviewed-by:
Kefeng Wang <wangkefeng.wang@huawei.com> Signed-off-by:
Yang Yingliang <yangyingliang@huawei.com> (cherry pick commit from ff99cde5226f5ab3e032b870bec6b1631574bd0b) Conflicts: mm/memcontrol.c Signed-off-by:
Lu Jialin <lujialin4@huawei.com> Reviewed-by:
Jing Xiangfeng <jingxiangfeng@huawei.com> Signed-off-by:
Yang Yingliang <yangyingliang@huawei.com>
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