Login | Register For Free | Help
Search for: (Advanced)

Mailing List Archive: Xen: Devel
Re: [RFC] [PATCH] xen/blkback: add locking in statistics sysfs show functions
 

Index | Next | Previous | View Flat


msw at amazon

Apr 27, 2012, 9:30 AM


Views: 65
Permalink
Re: [RFC] [PATCH] xen/blkback: add locking in statistics sysfs show functions [In reply to]

On Thu, Apr 26, 2012 at 07:24:56PM -0700, Konrad Rzeszutek Wilk wrote:
> On Fri, Apr 20, 2012 at 07:21:13PM +0000, Matt Wilson wrote:
> > This is a port of a patch in the XenoLinux 2.6.18 tree:
> > http://xenbits.xen.org/hg/linux-2.6.18-xen.hg/rev/f47c07325a56
> >
> > Fix blkback sysfs race
>
> So with this patch I keep on getting this:
>
> [ 128.274290] switch: port 2(vif1.0) entered disabled state
...
> [ 128.859542] BUG: scheduling while atomic: xenwatch/46/0x00000002
>
> whenever a guest is powered off.

Oops. I hadn't had a chance to do testing of the patch, I just noticed
that the upstream version didn't have it.

I'll tweak it a bit, do some testing, and resubmit when it works.
--
msw

_______________________________________________
Xen-devel mailing list
Xen-devel [at] lists
http://lists.xen.org/xen-devel

Subject User Time
[RFC] [PATCH] xen/blkback: add locking in statistics sysfs show functions msw at amazon Apr 20, 2012, 12:21 PM
    Re: [RFC] [PATCH] xen/blkback: add locking in statistics sysfs show functions konrad.wilk at oracle Apr 26, 2012, 1:51 PM
    Re: [RFC] [PATCH] xen/blkback: add locking in statistics sysfs show functions konrad.wilk at oracle Apr 26, 2012, 7:24 PM
        Re: [RFC] [PATCH] xen/blkback: add locking in statistics sysfs show functions msw at amazon Apr 27, 2012, 9:30 AM

  Index | Next | Previous | View Flat
 
 


Interested in having your list archived? Contact Gossamer Threads
 
  Web Applications & Managed Hosting Powered by Gossamer Threads Inc.