All of lore.kernel.org
 help / color / mirror / Atom feed
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

  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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=55269823.5050904@redhat.com \
    --to=pbonzini@redhat.com \
    --cc=dgilbert@redhat.com \
    --cc=jsnow@redhat.com \
    --cc=pl@kamp.de \
    --cc=qemu-block@nongnu.org \
    --cc=qemu-devel@nongnu.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.