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mm/page-writeback.c: fix __set_page_dirty_no_writeback() return value

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__set_page_dirty_no_writeback() should return true if it actually
transitioned the page from a clean to dirty state although it seems nobody
uses its return value at present.

Signed-off-by: Bob Liu <lliubbo@gmail.com>
Acked-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Bob Liu
2011-01-13 15:45:49 -08:00
committed by Linus Torvalds
parent c691b9d983
commit c3f0da6315
1 changed files with 1 additions and 1 deletions
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mm/page-writeback.c
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@@ -1103,7 +1103,7 @@ EXPORT_SYMBOL(write_one_page);
int __set_page_dirty_no_writeback(struct page *page) int __set_page_dirty_no_writeback(struct page *page)
{ {
if (!PageDirty(page)) if (!PageDirty(page))
SetPageDirty(page); return !TestSetPageDirty(page);
return 0; return 0;
} }