Re: [Xen-devel] [PATCH v9 00/19] qspinlock: a 4-byte queue spinlock with PV support

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Thu, Apr 17, 2014 at 09:48:36PM -0400, Waiman Long wrote:
> On 04/17/2014 01:23 PM, Konrad Rzeszutek Wilk wrote:
> >On Thu, Apr 17, 2014 at 11:03:52AM -0400, Waiman Long wrote:
> >>v8->v9:
> >>   - Integrate PeterZ's version of the queue spinlock patch with some
> >>     modification:
> >>     http://lkml.kernel.org/r/20140310154236.038181843@xxxxxxxxxxxxx
> >>   - Break the more complex patches into smaller ones to ease review effort.
> >>   - Fix a racing condition in the PV qspinlock code.
> >I am not seeing anything mentioning that the overcommit scenario
> >for KVM and Xen had been fixed. Or was the 'racing condition' said
> >issue?
> >
> >Thanks.
> 
> The hanging is caused by a racing condition which should be fixed in
> the v9 patch. Please let me know if you are still seeing it.

OK, is there a git tree with these patches to easily slurp them up?


Thanks!
> 
> -Longman

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