Messages in this thread | | | Date | Mon, 29 Mar 2004 12:48:03 -0800 | From | Andrew Morton <> | Subject | Re: 2.6.5-rc2-aa5 |
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Andrea Arcangeli <andrea@suse.de> wrote: > > Notably there is a BUG_ON(page->mapping) triggering in > page_remove_rmap in the pagecache case. that could be ex-pagecache being > removed from pagecache before all ptes have been zapped, infact the > page_remove_rmap triggers in the vmtruncate path.
Confused. vmtruncate zaps the ptes before removing pages from pagecache, so I'd expect a non-null ->mapping in page_remove_rmap() is a very common thing. truncate a file which someone has mmapped and it'll happen every time, will it not?
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