Re: Commit edf064e7c (btrfs: nowait aio support) breaks shells

Markus Trippelsdorf
2017-07-04T15:37:56Z

On 2017.07.04 at 10:31 -0500, Goldwyn Rodrigues wrote:
>
>
> On 07/04/2017 02:45 AM, Markus Trippelsdorf wrote:
> > On 2017.07.04 at 06:23 +0200, Markus Trippelsdorf wrote:
> >> commit edf064e7c6fec3646b06c944a8e35d1a3de5c2c3 (HEAD, refs/bisect/bad)
> >> Author: Goldwyn Rodrigues <rgoldwyn@suse.com>
> >> Date: Tue Jun 20 07:05:49 2017 -0500
> >>
> >> btrfs: nowait aio support
> >>
> >> apparently breaks several shell related features on my system.
> >
> > Here is a simple testcase:
> >
> > % echo "foo" >> test
> > % echo "foo" >> test
> > % cat test
> > foo
> > %
> >
>
> Thanks for testing.
> Yes, pos must be set with iocb->ki_pos for appends. I should not have
> removed the initialization. Could you try this patch?

It fixes the issue. Thank you.

--
Markus