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    SubjectRe: kernel BUG at mm/rmap.c:480 in 2.6.10-rc3-bk7
    On Wed, Dec 15, 2004 at 11:48:26PM +0100, Andrea Arcangeli wrote:
    > On Wed, Dec 15, 2004 at 08:03:43PM +0100, Andrea Arcangeli wrote:
    > > + if (page->mapping)
    > > + page_remove_rmap(page);
    > This had to be page_mapping, since I believe the page->mapping can go
    > away with the truncate while the page is still being mapped.
    > The rule is that if a page must not be accounted it will never be
    > accounted and page_mapping will be always 0. If it has been accounted
    > previously, then it must be unaccounted too. This worked fine so far.
    > Plus I noticed other goodness that got dropped in the same area from my
    > original 2.6.5 patches, and I resurrected those too in sync with SP1
    > (I'm talking about the fork path).
    > So here an updated patch, please give this one a spin.

    No oops with this patch or odd messages in the syslog! It works fine
    for me, thanks a lot.

    I'll let the mm developers battle it out to determine if this is a good
    fix or not :)


    greg k-h
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