From: Paolo Bonzini <pbonzini@redhat.com>
To: Peter Lieven <pl@kamp.de>,
"Dr. David Alan Gilbert" <dgilbert@redhat.com>
Cc: John Snow <jsnow@redhat.com>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
qemu-block@nongnu.org
Subject: Re: [Qemu-devel] [Qemu-block] Migration sometimes fails with IDE and Qemu 2.2.1
Date: Thu, 09 Apr 2015 17:17:55 +0200 [thread overview]
Message-ID: <55269823.5050904@redhat.com> (raw)
In-Reply-To: <55269291.2000805@kamp.de>
On 09/04/2015 16:54, Peter Lieven wrote:
>
> #define BM_MIGRATION_COMPAT_STATUS_BITS \
> (IDE_RETRY_DMA | IDE_RETRY_PIO | \
> IDE_RETRY_READ | IDE_RETRY_FLUSH)
>
> Why is there no IDE_RETRY_WRITE ?
Because that's represented by none of read and flush being set. :)
> Honestly, I have not yet understood that that
> BM_MIGRATION_COMPAT_STATUS_BITS is for.
It's just for migrations while the VM is stopped due to I/O errors
(rerror=stop/werror=stop).
Paolo
next prev parent reply other threads:[~2015-04-09 15:18 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-06 18:47 [Qemu-devel] Migration sometimes fails with IDE and Qemu 2.2.1 Peter Lieven
2015-04-06 18:50 ` [Qemu-devel] [Qemu-block] " John Snow
2015-04-06 19:02 ` Peter Lieven
2015-04-06 19:10 ` Peter Lieven
2015-04-07 8:43 ` Dr. David Alan Gilbert
2015-04-07 15:11 ` Peter Lieven
2015-04-07 15:14 ` Paolo Bonzini
2015-04-07 18:54 ` Peter Lieven
2015-04-07 15:29 ` Dr. David Alan Gilbert
2015-04-07 18:44 ` Peter Lieven
2015-04-07 18:56 ` John Snow
2015-04-07 19:02 ` Peter Lieven
2015-04-07 19:13 ` John Snow
2015-04-09 6:34 ` Peter Lieven
2015-04-09 12:46 ` Peter Lieven
2015-04-09 12:50 ` Paolo Bonzini
2015-04-07 19:01 ` Dr. David Alan Gilbert
2015-04-07 19:04 ` Peter Lieven
2015-04-09 12:49 ` Peter Lieven
2015-04-09 13:32 ` Peter Lieven
2015-04-09 13:43 ` Dr. David Alan Gilbert
2015-04-09 14:54 ` Peter Lieven
2015-04-09 15:17 ` Paolo Bonzini [this message]
2015-04-11 13:11 ` Peter Lieven
2015-04-11 15:00 ` Peter Lieven
2015-04-13 7:20 ` Peter Lieven
2015-04-07 20:05 ` Paolo Bonzini
2015-04-09 6:43 ` Peter Lieven
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