Linus Torvalds wrote:
> 
> Ok, there's a test13-pre6 out there now, which does a partial sync with
> Alan, in addition to hopefully fixing the innd shared mapping writeback
> problem for good.  Thanks to Marcelo Tosatti and others..

After the page_cache_release at line 574 of vmscan.c the page is
unlocked and only owned by the page cache - anything could happen.  How
do you know the set_page_dirty at line 581 is still hitting a valid
page?

--
Daniel
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