On Tue, 6 Dec 2016, David Teigland wrote: > I haven't looked at your test to check if you're actually seeing this bug, > but you'll want this fix in any case: > > http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/fs/dlm/user.c?id=b96f465035f9fae83c1d8de3e80eecfe6877608c That's definitely the issue I have. > In the following lvmlockd code, you can see an example of working around > that bug if you don't have immediate access to a newer kernel: > > https://git.fedorahosted.org/cgit/lvm2.git/tree/daemons/lvmlockd/lvmlockd-dlm.c Indeed, I have to work with not-so-recent distributions and their kernels, so a workaround is much needed. Adding a similar workaround in my test does help! But only with a single process, because with more I quickly get a conversion deadlock error. :( I will need to think more about this. Thanks a lot for the pointers! Cheers, JM -- saffroy@xxxxxxxxx -- Linux-cluster mailing list Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster
