[ovs-dev] [PATCH] tests: Disable glibc memory checking under glibc <= 2.11.

Ben Pfaff blp at nicira.com
Fri Jul 11 18:04:40 UTC 2014


On Thu, Jul 10, 2014 at 03:39:53PM -0700, Gurucharan Shetty wrote:
> On Thu, Jul 10, 2014 at 2:37 PM, Ben Pfaff <blp at nicira.com> wrote:
> > On Thu, Jul 10, 2014 at 02:32:56PM -0700, Gurucharan Shetty wrote:
> >> On Wed, Jul 9, 2014 at 3:45 PM, Ben Pfaff <blp at nicira.com> wrote:
> >> > We noticed that the unit tests sometimes fail on XenServer inside glibc's
> >> > memory checker, in the free_check() function.  It turns out that the
> >> > glibc memory checker in glibc 2.11 and earlier had an internal race that
> >> > caused false positives in multithreaded programs.
> >> >
> >> > This commit avoids the problem by disabling the glibc memory checker in
> >> > glibc 2.11 and earlier.
> >> >
> >> > VMware-BZ: #1267127
> >> > Signed-off-by: Ben Pfaff <blp at nicira.com>
> Running rpmbuild in a loop usually used to cause me a hang within 10
> minutes. I haven't had any problems for an hour now. So this atleast
> looks like an improvement.
> 
> Acked-by: Gurucharan Shetty <gshetty at nicira.com>

Thanks, applied to master and branch-2.[0123].



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