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Re: rms_rlock with non-sleepable locks held

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From Dag-Erling Smørgrav <des@FreeBSD.org>
Newsgroups muc.lists.freebsd.current
Subject Re: rms_rlock with non-sleepable locks held
Date Sun, 17 May 2026 01:00:21 +0200
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In-Reply-To <agjCHXALbLf1PoYH@kib.kiev.ua> (Konstantin Belousov's message of "Sat, 16 May 2026 22:14:37 +0300")
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Konstantin Belousov <kostikbel@gmail.com> writes:
> commit 4ef4999153389a423954fbf4c3d2e679fb96e110
> Author: Konstantin Belousov <kib@FreeBSD.org>
> Date:   Sat May 16 22:11:43 2026 +0300
>
>     sys/mount.h: restore KNF_NOKQLOCK in VFS_KNOTE_{,UN}LOCKED
>     
>     ZFS needs to take internal sleepable lock in its implementation of
>     VOP_GETATTR().  Due to this, kq must be unlocked around calls to the vfs
>     filter methods.
>     
>     Fixes:  1d5e4020e36e1cc9e906200c9c3c784ef43d977e

This worked.

DES
-- 
Dag-Erling Smørgrav - des@FreeBSD.org


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Re: rms_rlock with non-sleepable locks held Dag-Erling Smørgrav <des@FreeBSD.org> - 2026-05-17 01:00 +0200

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