https://github.com/torvalds/linux
Revision 4f32be677b124a49459e2603321c7a5605ceb9f8 authored by Wanpeng Li on 14 August 2015, 22:34:56 UTC, committed by Linus Torvalds on 14 August 2015, 22:56:32 UTC
After trying to drain pages from pagevec/pageset, we try to get reference
count of the page again, however, the reference count of the page is not
reduced if the page is still not on LRU list.

Fix it by adding the put_page() to drop the page reference which is from
__get_any_page().

Signed-off-by: Wanpeng Li <wanpeng.li@hotmail.com>
Acked-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: <stable@vger.kernel.org>	[3.9+]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent 7ddab73
History
Tip revision: 4f32be677b124a49459e2603321c7a5605ceb9f8 authored by Wanpeng Li on 14 August 2015, 22:34:56 UTC
mm/hwpoison: fix page refcount of unknown non LRU page
Tip revision: 4f32be6
File Mode Size
Documentation
arch
block
crypto
drivers
firmware
fs
include
init
ipc
kernel
lib
mm
net
samples
scripts
security
sound
tools
usr
virt
.gitignore -rw-r--r-- 1.2 KB
.mailmap -rw-r--r-- 5.3 KB
COPYING -rw-r--r-- 18.3 KB
CREDITS -rw-r--r-- 94.7 KB
Kbuild -rw-r--r-- 2.6 KB
Kconfig -rw-r--r-- 252 bytes
MAINTAINERS -rw-r--r-- 313.7 KB
Makefile -rw-r--r-- 53.3 KB
README -rw-r--r-- 18.2 KB
REPORTING-BUGS -rw-r--r-- 7.3 KB

README

back to top