From: "Dr. David Alan Gilbert" <dave@treblig.org>
To: Keith Busch <kbusch@kernel.org>
Cc: zkabelac@redhat.com, Vjaceslavs Klimovs <vklimovs@gmail.com>,
Thorsten Leemhuis <regressions@leemhuis.info>,
trnka@scm.com, linux-block@vger.kernel.org,
dm-devel@lists.linux.dev,
Linux kernel regressions list <regressions@lists.linux.dev>
Subject: Re: Repeatable, raid1+O_DIRECT, hang/warn
Date: Tue, 16 Jun 2026 15:55:15 +0000 [thread overview]
Message-ID: <ajFx4zh7hgEn0EZS@gallifrey> (raw)
In-Reply-To: <ajFbglSvcLrFH8Z-@kbusch-mbp>
* Keith Busch (kbusch@kernel.org) wrote:
> On Tue, Jun 16, 2026 at 01:08:52PM +0000, Dr. David Alan Gilbert wrote:
> > ( lvcreate -m 1 -L 1G main /dev/sda2 /dev/sdb2 ) rather than
> > the old mirror with the same patch, then:
> >
> > a) I get no log errors with either read or write
> > b) read still gives EIO
>
> I've a follow up patch to handle the error properly. You want to see
> EINVAL, not EIO, and that error shouldn't be considered for determining
> the raid health. Something like what f7b24c7b41f23b5 does, but it's a
> little more complicated in this path since it doesn't see the lower
> level error status and just converts everything to EIO.
OK, thanks for your help, and I'll be happy to test that when it's done.
Dave
--
-----Open up your eyes, open up your mind, open up your code -------
/ Dr. David Alan Gilbert | Running GNU/Linux | Happy \
\ dave @ treblig.org | | In Hex /
\ _________________________|_____ http://www.treblig.org |_______/
next prev parent reply other threads:[~2026-06-16 15:55 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-14 17:57 Repeatable, raid1+O_DIRECT, hang/warn Dr. David Alan Gilbert
2026-06-15 10:34 ` Thorsten Leemhuis
2026-06-15 12:50 ` Dr. David Alan Gilbert
2026-06-15 23:16 ` Vjaceslavs Klimovs
2026-06-16 0:06 ` Keith Busch
2026-06-16 1:25 ` Vjaceslavs Klimovs
2026-06-16 12:57 ` Dr. David Alan Gilbert
2026-06-16 13:08 ` Dr. David Alan Gilbert
2026-06-16 14:04 ` Dr. David Alan Gilbert
2026-06-16 14:19 ` Keith Busch
2026-06-16 15:55 ` Dr. David Alan Gilbert [this message]
2026-06-16 15:55 ` Mikulas Patocka
2026-06-16 16:05 ` Keith Busch
2026-06-15 13:07 ` Zdenek Kabelac
2026-06-15 13:20 ` Dr. David Alan Gilbert
2026-06-15 15:20 ` Keith Busch
2026-06-15 15:35 ` Keith Busch
2026-06-15 16:37 ` Dr. David Alan Gilbert
2026-06-15 17:19 ` Keith Busch
2026-06-15 17:42 ` Dr. David Alan Gilbert
2026-06-15 19:25 ` Keith Busch
2026-06-15 20:09 ` Keith Busch
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