From: Chris Lalancette <clalance@redhat.com>
To: Keir Fraser <keir.fraser@eu.citrix.com>
Cc: Jiri Denemark <jdenemar@redhat.com>,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
Gerd Hoffmann <kraxel@redhat.com>
Subject: Re: [PATCH] Fix xenconsole after aborted save
Date: Wed, 22 Apr 2009 11:49:22 +0200 [thread overview]
Message-ID: <49EEE822.50707@redhat.com> (raw)
In-Reply-To: <C612481D.9071%keir.fraser@eu.citrix.com>
Keir Fraser wrote:
> Another thing to note is I think this problem can only occur if the domU
> does not support suspend cancellation (advertised as SUSPEND_CANCEL in
> kernel elf notes -- see xen/xend/XendDomainInfo.py:resumeDomain()). Your
> kernels should support that feature -- suspend cancellation (a.k.a. Resume)
> is very likely to be hit-or-miss without it!
Could you elaborate a bit on this? I was under the impression that suspend
cancellation was there mostly for the netaccel bits, but I have to admit I
didn't look at it very closely. What scenarios do the suspend cancel bits help?
--
Chris Lalancette
next prev parent reply other threads:[~2009-04-22 9:49 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-20 13:23 [PATCH] Fix xenconsole after aborted save Jiri Denemark
2009-04-20 13:38 ` Gerd Hoffmann
2009-04-20 14:04 ` Jiri Denemark
2009-04-20 14:09 ` Gerd Hoffmann
2009-04-20 14:41 ` Keir Fraser
2009-04-20 15:58 ` Jiri Denemark
2009-04-22 9:49 ` Chris Lalancette [this message]
2009-04-22 10:22 ` Keir Fraser
2009-04-22 12:41 ` John Levon
2009-04-22 14:24 ` Chris Lalancette
2009-04-22 16:15 ` Neil Turton
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=49EEE822.50707@redhat.com \
--to=clalance@redhat.com \
--cc=jdenemar@redhat.com \
--cc=keir.fraser@eu.citrix.com \
--cc=kraxel@redhat.com \
--cc=xen-devel@lists.xensource.com \
/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.