xen-devel.lists.xenproject.org archive mirror
 help / color / mirror / Atom feed
From: Ian Campbell <ian.campbell@citrix.com>
To: Jim Fehlig <jfehlig@suse.com>
Cc: Ian.Jackson@eu.citrix.com, Wei Liu <wei.liu2@citrix.com>,
	xen-devel@lists.xen.org
Subject: Re: [PATCH 2/3] libxl: Domain destroy: unlock userdata earlier
Date: Fri, 20 Mar 2015 11:58:21 +0000	[thread overview]
Message-ID: <1426852701.21742.157.camel@citrix.com> (raw)
In-Reply-To: <5509BB71.4010803@suse.com>

On Wed, 2015-03-18 at 11:52 -0600, Jim Fehlig wrote:
> Ian Campbell wrote:
> > On Tue, 2015-03-17 at 17:34 +0000, Wei Liu wrote:
> >   
> >> On Tue, Mar 17, 2015 at 09:30:58AM -0600, Jim Fehlig wrote:
> >>     
> >>> From: Ian Jackson <ian.jackson@eu.citrix.com>
> >>>
> >>> Unlock the userdata before we actually call xc_domain_destroy.  This
> >>> leaves open the possibility that other libxl callers will see the
> >>> half-destroyed domain (with no devices, paused), but this is fine.
> >>>
> >>> Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
> >>> CC: Wei Liu <wei.liu2@citrix.com>
> >>> Reviewed-by: Jim Fehlig <jfehlig@suse.com>
> >>> Tested-by: Jim Fehlig <jfehlig@suse.com>
> >>>       
> >> Acked-by: Wei Liu <wei.liu2@citrix.com>
> >>     
> >
> > Acked-by: Ian Campbell <ian.campbell@citrix.com>
> >
> > I'm not sure if this is safe/sensible to apply without the preceding
> > patch which I had a comment on.
> >   
> 
> It is not so sensible without the subsequent patch 3/3.  This patch is
> not related to the preceding patch 1/3.

Thanks, I applied 1/3 and then I decided I may as well apply 2/3 as
well, there's no harm and it would be interesting to see how the locking
change holds up.

Ian.

  reply	other threads:[~2015-03-20 11:58 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-17 15:30 [PATCH 0/3] libxl: Fixes from Ian Jackson Jim Fehlig
2015-03-17 15:30 ` [PATCH 1/3] libxl: In domain death search, start search at first domid we want Jim Fehlig
2015-03-17 17:34   ` Wei Liu
2015-03-18 12:19   ` Ian Campbell
2015-03-18 17:47     ` Jim Fehlig
2015-03-19 10:22       ` Ian Campbell
2015-03-17 15:30 ` [PATCH 2/3] libxl: Domain destroy: unlock userdata earlier Jim Fehlig
2015-03-17 17:34   ` Wei Liu
2015-03-18 12:20     ` Ian Campbell
2015-03-18 17:52       ` Jim Fehlig
2015-03-20 11:58         ` Ian Campbell [this message]
2015-03-17 15:30 ` [PATCH 3/3] libxl: Domain destroy: fork Jim Fehlig
2015-03-17 18:04   ` Wei Liu
2015-03-18 12:28     ` Ian Campbell
2015-03-18 12:27   ` Ian Campbell
2015-03-20 15:14     ` Jim Fehlig
2015-03-20 16:03       ` Ian Campbell

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=1426852701.21742.157.camel@citrix.com \
    --to=ian.campbell@citrix.com \
    --cc=Ian.Jackson@eu.citrix.com \
    --cc=jfehlig@suse.com \
    --cc=wei.liu2@citrix.com \
    --cc=xen-devel@lists.xen.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).