Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ae1276b9349a2fd9c3afb4651e25a77ac03299d9
Commit: ae1276b9349a2fd9c3afb4651e25a77ac03299d9
Parent: 920c7a5d0c94b8ce740f1d76fa06422f2a95a757
Author: Qi Yong <[EMAIL PROTECTED]>
AuthorDate: Mon Feb 4 22:29:27 2008 -0800
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Tue Feb 5 09:44:19 2008 -0800
set_page_refcounted() VM_BUG_ON fix
The current PageTail semantic is that a PageTail page is first a
PageCompound page. So remove the redundant PageCompound test in
set_page_refcounted().
Signed-off-by: Qi Yong <[EMAIL PROTECTED]>
Cc: Christoph Lameter <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
mm/internal.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/mm/internal.h b/mm/internal.h
index 1e34d24..5a9a620 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -24,7 +24,7 @@ static inline void set_page_count(struct page *page, int v)
*/
static inline void set_page_refcounted(struct page *page)
{
- VM_BUG_ON(PageCompound(page) && PageTail(page));
+ VM_BUG_ON(PageTail(page));
VM_BUG_ON(atomic_read(&page->_count));
set_page_count(page, 1);
}
-
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