lkml.org 
[lkml]   [2013]   [Aug]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v4 4/10] mm/hwpoison: replacing atomic_long_sub() with atomic_long_dec()
Date
Repalce atomic_long_sub() with atomic_long_dec() since the page is 
normal page instead of hugetlbfs page or thp.

Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
---
mm/memory-failure.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index a6c4752..297965e 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1363,7 +1363,7 @@ int unpoison_memory(unsigned long pfn)
return 0;
}
if (TestClearPageHWPoison(p))
- atomic_long_sub(nr_pages, &num_poisoned_pages);
+ atomic_long_dec(&num_poisoned_pages);
pr_info("MCE: Software-unpoisoned free page %#lx\n", pfn);
return 0;
}
--
1.8.1.2


\
 
 \ /
  Last update: 2013-08-26 11:21    [W:0.099 / U:0.076 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site