The patch titled
Subject: include/linux/huge_mm.h: return NULL instead of false for pmd_trans_huge_lock()
has been added to the -mm tree. Its filename is
include-linux-huge_mmh-return-null-instead-of-false-for-pmd_trans_huge_lock.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/include-linux-huge_mmh-return-null-instead-of-false-for-pmd_trans_huge_lock.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/include-linux-huge_mmh-return-null-instead-of-false-for-pmd_trans_huge_lock.patch
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------------------------------------------------------
From: Chen Gang <chengang@xxxxxxxxxxxxxxxx>
Subject: include/linux/huge_mm.h: return NULL instead of false for pmd_trans_huge_lock()
The return value of pmd_trans_huge_lock() is a pointer, not a boolean
value, so use NULL instead of false as the return value.
Signed-off-by: Chen Gang <gang.chen.5i5j@xxxxxxxxx>
Acked-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/huge_mm.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN include/linux/huge_mm.h~include-linux-huge_mmh-return-null-instead-of-false-for-pmd_trans_huge_lock include/linux/huge_mm.h
--- a/include/linux/huge_mm.h~include-linux-huge_mmh-return-null-instead-of-false-for-pmd_trans_huge_lock
+++ a/include/linux/huge_mm.h
@@ -127,7 +127,7 @@ static inline spinlock_t *pmd_trans_huge
if (pmd_trans_huge(*pmd) || pmd_devmap(*pmd))
return __pmd_trans_huge_lock(pmd, vma);
else
- return false;
+ return NULL;
}
static inline int hpage_nr_pages(struct page *page)
{
_
Patches currently in -mm which might be from chengang@xxxxxxxxxxxxxxxx are
include-linux-huge_mmh-return-null-instead-of-false-for-pmd_trans_huge_lock.patch
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