On Tue, Apr 15 2025, Miklos Szeredi wrote: > On Tue, 15 Apr 2025 at 12:34, Luis Henriques <luis@xxxxxxxxxx> wrote: >> >> Hi Laura, >> >> On Fri, Apr 11 2025, Laura Promberger wrote: >> >> > Hello Miklos, Luis, >> > >> > I tested Luis NOTIFY_INC_EPOCH patch (kernel, libfuse, cvmfs) on RHEL9 and can >> > confirm that in combination with your fix to the symlink truncate it solves all >> > the problem we had with cvmfs when applying a new revision and at the same time >> > hammering a symlink with readlink() that would change its target. ( >> > https://github.com/cvmfs/cvmfs/issues/3626 ) >> > >> > With those two patches we no longer end up with corrupted symlinks or get stuck on an old revision. >> > (old revision was possible because the kernel started caching the old one again during the update due to the high access rate and the asynchronous evict of inodes) >> > >> > As such we would be very happy if this patch could be accepted. >> >> Even though this patch and the one that fixed the symlinks corruption [1] >> aren't really related, it's always good to have extra testing. Thanks a >> lot for your help, Laura. >> >> In the meantime, I hope to send a refreshed v9 of this patch soon (maybe >> today) as it doesn't apply cleanly to current master anymore. And I also >> plan to send v2 of the (RFC) patch that adds the workqueue to clean-up >> expired cache entries. > > Don't bother, I just applied the patch with the conflicts fixed up. Oh, awesome! Thanks a lot, Miklos. I'll focus on the other patch and try to send v2 later today. Cheers, -- Luís
