Messages in this thread | | | Date | Tue, 26 Jul 2022 22:42:40 +0200 | From | David Sterba <> | Subject | Re: BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! |
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On Tue, Jul 26, 2022 at 03:21:32PM -0400, Chris Murphy wrote: > > > On Tue, Jul 26, 2022, at 3:19 PM, Chris Murphy wrote: > > On Tue, Jul 26, 2022, at 12:42 PM, David Sterba wrote: > >> On Tue, Jul 26, 2022 at 05:32:54PM +0500, Mikhail Gavrilov wrote: > >>> Hi guys. > >>> Always with intensive writing on a btrfs volume, the message "BUG: > >>> MAX_LOCKDEP_CHAIN_HLOCKS too low!" appears in the kernel logs. > >> > >> Increase the config value of LOCKDEP_CHAINS_BITS, default is 16, 18 > >> tends to work. > > > > Fedora is using 17. I'll make a request to bump it to 18. Thanks. > > Should it be 18 across all archs? Or is it OK to only bump x86_64?
I think it applies to all achritectures equally but I'm no lockdep expert.
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