Messages in this thread | | | Date | Fri, 6 Jul 2007 15:56:47 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH] mm: double mark_page_accessed() in read_cache_page_async() |
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On Fri, 06 Jul 2007 18:03:54 +0200 Peter Zijlstra <peterz@infradead.org> wrote:
> read_cache_page_async() seems to have two invocations of > mark_page_accessed() which will launch pages right onto the active list. > > Remove the first one, keeping the latter one. This avoids marking > unwanted pages active (in the retry loop). > > Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> > --- > mm/filemap.c | 1 - > 1 file changed, 1 deletion(-) > > Index: linux-2.6/mm/filemap.c > =================================================================== > --- linux-2.6.orig/mm/filemap.c > +++ linux-2.6/mm/filemap.c > @@ -1588,7 +1588,6 @@ retry: > page = __read_cache_page(mapping, index, filler, data); > if (IS_ERR(page)) > return page; > - mark_page_accessed(page); > if (PageUptodate(page)) > goto out; > >
Thanks for catching this. It is a post-2.6.21 regression.
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