memory-failure: do code refactor of soft_offline_page()
authorXishi Qiu <qiuxishi@huawei.com>
Sat, 23 Feb 2013 00:34:00 +0000 (16:34 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Sun, 24 Feb 2013 01:50:15 +0000 (17:50 -0800)
commitfa8dd8a92dccc1b29cefd7f51334285d6ed35281
tree3fcb74a3164d9f6f9cfed8c81b526916cf2bbdfb
parent0ebff32c3637e0ed551c017eb9599ac108ab36aa
memory-failure: do code refactor of soft_offline_page()

There are too many return points randomly intermingled with some "goto
done" return points.  So adjust the function structure, one for the
success path, the other for the failure path.  Use atomic_long_inc
instead of atomic_long_add.

Signed-off-by: Xishi Qiu <qiuxishi@huawei.com>
Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Cc: Andi Kleen <andi@firstfloor.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/memory-failure.c