Messages in this thread |  | | Date | Wed, 8 Aug 2018 17:07:08 -0700 | From | Matthew Wilcox <> | Subject | Re: [PATCH RFC 01/10] rcu: Make CONFIG_SRCU unconditionally enabled |
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On Thu, Aug 09, 2018 at 07:31:25AM +1000, Dave Chinner wrote: > IMO, we've had enough recent bugs to deal with from shrinkers being > called before the filesystem is set up and from trying to handle > allocation errors during setup. Do we really want to make shrinker > shutdown just as prone to mismanagement and subtle, hard to hit > bugs? I don't think we do - unmount is simply not a critical > performance path.
It's never been performance critical for me, but I'm not so sure that there aren't container workloads which unmount filesystems multiple times per second.
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