On Sun, 17 Dec 2006 02:13:18 +0200
Andrei Popa <[EMAIL PROTECTED]> wrote:

> Hello,
> I had filesystem data corruption with rtorrent with 2.6.19.
> I tried recent git with Peter Zijlstra patch
> http://lkml.org/lkml/2006/12/16/144 and it seems that the problem is
> fixed.
> 

oh crap, I'd forgotten that test_clear_page_dirty() now fiddles with the
ptes.

I'd be really surprised if this was all due to a race though.  Is everyone
who has observed this problem running SMP and/or premptible kernels?

Peter, why isn't that proposed patch's cleaning of the pte racy against
do_wp_page()?
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to