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-horigu...@ah.jp.nec.com>
Signed-off-by: Wanpeng Li <liw...@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
--
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