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SubjectRe: [PATCH 2.6.2-rc3-mm1] DIO read race fix
Janet Morgan <janetmor@us.ibm.com> wrote:
>
> >Daniel McNeil <daniel@osdl.org> wrote:
> >
> >
> >>I have found (finally) the problem causing DIO reads racing with
> >>buffered writes to see uninitialized data on ext3 file systems
> >>(which is what I have been testing on).
> >>
> >>
> >
> >What kernel? If -mm, is this the only remaining buffered-vs-direct
> >problem?
> >
> >
> >
> I think there was consensus on two other patches along the way:
>
> http://marc.theaimsgroup.com/?l=linux-kernel&m=107286971311559&w=2
> http://marc.theaimsgroup.com/?l=linux-aio&m=107291089712224&w=2

Yes, I think those are needed but this thing has been dragging on for so
long it has become a little unclear. This was the main reason why I backed
off the fs-aio patches.

Daniel, could you please work out whether we actually need those patches
and if so, prep them for us? Presumably if ext2 passes all testing without
those patches, we do not need them.

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