From: "Theodore Y. Ts'o" <tytso@mit.edu>
To: Jan Kara <jack@suse.cz>
Cc: Goldwyn Rodrigues <rgoldwyn@suse.de>,
linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org,
linux-btrfs@vger.kernel.org, hch@infradead.org,
andres@anarazel.de, david@fromorbit.com, riteshh@linux.ibm.com,
linux-f2fs-devel@lists.sourceforge.net,
Goldwyn Rodrigues <rgoldwyn@suse.com>
Subject: Re: [PATCH 2/3] ext4: fix inode rwsem regression
Date: Mon, 23 Sep 2019 09:18:14 -0400 [thread overview]
Message-ID: <20190923131814.GB6005@mit.edu> (raw)
In-Reply-To: <20190923101042.GA25332@quack2.suse.cz>
On Mon, Sep 23, 2019 at 12:10:42PM +0200, Jan Kara wrote:
> On Wed 11-09-19 11:45:16, Goldwyn Rodrigues wrote:
> > From: Goldwyn Rodrigues <rgoldwyn@suse.com>
> >
> > This is similar to 942491c9e6d6 ("xfs: fix AIM7 regression")
> > Apparently our current rwsem code doesn't like doing the trylock, then
> > lock for real scheme. So change our read/write methods to just do the
> > trylock for the RWF_NOWAIT case.
> >
> > Fixes: 728fbc0e10b7 ("ext4: nowait aio support")
> > Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
>
> Thanks for fixing this! The patch looks good to me. You can add:
>
> Reviewed-by: Jan Kara <jack@suse.cz>
>
> BTW, I've also added Ted as ext4 maintainer to CC.
Thanks, I've been following along, and once the merge window is over
I'll start going through the patch backlog.
Cheers,
- Ted
next prev parent reply other threads:[~2019-09-23 13:19 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20190910223327.mnegfoggopwqqy33@alap3.anarazel.de>
[not found] ` <20190911040420.GB27547@dread.disaster.area>
2019-09-11 9:39 ` Odd locking pattern introduced as part of "nowait aio support" Andres Freund
2019-09-11 10:19 ` Christoph Hellwig
2019-09-11 10:31 ` Ritesh Harjani
2019-09-11 10:55 ` Goldwyn Rodrigues
2019-09-11 16:45 ` Fix inode sem regression for nowait Goldwyn Rodrigues
2019-09-11 16:45 ` [PATCH 1/3] btrfs: fix inode rwsem regression Goldwyn Rodrigues
2019-09-11 17:21 ` David Sterba
2019-09-11 16:45 ` [PATCH 2/3] ext4: " Goldwyn Rodrigues
2019-09-12 8:52 ` Ritesh Harjani
2019-09-12 9:26 ` Matthew Bobrowski
2019-09-23 10:10 ` Jan Kara
2019-09-23 13:18 ` Theodore Y. Ts'o [this message]
2019-09-11 16:45 ` [PATCH 3/3] f2fs: " Goldwyn Rodrigues
2019-09-12 6:17 ` Chao Yu
2019-09-13 19:46 ` Jaegeuk Kim
2019-09-16 1:16 ` Chao Yu
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