Diffusion FreeBSD src repository c2012c7faf74

p9fs: use atomics for updating node->flags
c2012c7faf74
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Description

p9fs: use atomics for updating node->flags

This should prevent seeing inconsistent flags values when updating it
under the shared vnode lock.

Noted and reviewed by: markj
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Differential revision: https://reviews.freebsd.org/D55665

Details

Provenance

kib	Authored on Mar 8 2026, 4:44 AM

Differential Revision

D55665: p9fs: locking improvements for p9fs_stat_vnode_dotl()

Parents

rG2b256f00aaee: p9fs: locking improvements for p9fs_stat_vnode_dotl()

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Event Timeline

kib committed rGc2012c7faf74: p9fs: use atomics for updating node->flags (authored by kib).Mar 10 2026, 12:44 PM

kib added an edge: D55665: p9fs: locking improvements for p9fs_stat_vnode_dotl().Mar 10 2026, 12:46 PM

kib mentioned this in rGfc1c67912bf1: p9fs: use atomics for updating node->flags.Mar 17 2026, 12:38 AM

Changes (3)

Path

Size

sys/

fs/

p9fs/

rGc2012c7faf74

sys/fs/p9fs/p9fs.h

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sys/fs/p9fs/p9fs_vfsops.c

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sys/fs/p9fs/p9fs_vnops.c

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