* Re: [PATCH/RFC] pass dio_complete proper offset from finished_one_bio
[not found] <45691753.60500@redhat.com>
@ 2006-11-28 14:09 ` Eric Sandeen
0 siblings, 0 replies; only message in thread
From: Eric Sandeen @ 2006-11-28 14:09 UTC (permalink / raw)
To: Eric Sandeen; +Cc: linux-fsdevel, linux-kernel, xfs, rtc
Eric Sandeen wrote:
> We saw problems w/ xfs doing AIO+DIO into a sparse file.
> https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=217098
>
> It seemed that xfs was doing "extent conversion" at the wrong offsets, so
> written regions came up as unwritten (zeros) and stale data was exposed
> in the region after the write. Thanks to Peter Backes for the very
> nice testcase.
>
> This also broke xen with blktap over xfs.
Hrmph. Zach's changes in -mm magically made this go away... I was about
to submit a proper patch against -mm but it seem to be not needed.
So, now digging around to see why that is, and what exactly "fixed" things.
-Eric
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2006-11-28 14:10 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
[not found] <45691753.60500@redhat.com>
2006-11-28 14:09 ` [PATCH/RFC] pass dio_complete proper offset from finished_one_bio Eric Sandeen
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox