On Mon, Aug 13, 2018 at 05:39:07PM -0700, Ben Pfaff wrote: > On Mon, Aug 13, 2018 at 02:07:45PM +0200, Daniel Alvarez wrote: > > This patch in glibc [0] is fixing a bug where we may be getting > > inconsistent dumps from the kernel when listing interfaces due to > > a race condition. > > > > This could happen if we try to retrieve them while interfaces are > > being added/removed from the system at the same time. > > For systems running against old glibc versions, this patch is retrying > > the operation up to 3 times and then proceeding by logging a > > warning. > > > > Note that 3 times should be enough to not delay the operation much > > and since it's unlikely that we hit the race condition 3 times in > > a row. Still, if this happened, this patch is not changing the > > current behavior. > > > > [0] > > https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=c1f86a33ca32e26a9d6e29fc961e5ecb5e2e5eb4 > > > > Signed-off-by: Daniel Alvarez <[email protected]> > > Co-authored-by: Jiri Benc <[email protected]> > > Thanks for the patch. > > As a co-author, Jiri also needs to sign off. > > Acked-by: Ben Pfaff <[email protected]>
Also, if you know the glibc version in which this bug was fixed, please add it to the commit message and maybe to a comment, too, so that someday we can remove the workaround as obsolete. _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
