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author | Linus Torvalds <torvalds@linux-foundation.org> | 2025-09-29 10:27:17 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2025-09-29 10:27:17 -0700 |
commit | b786405685087912601e24d94c1670523c829137 (patch) | |
tree | 516186db4302dbc159b3511ec9dac212a6eec55f /net/unix/af_unix.c | |
parent | df897265c0c6fc4b758b07f3a756e96b6f2ab81f (diff) | |
parent | 56ce6c8b11a95c65764e27cb6021b1e98ccc4212 (diff) |
Merge tag 'vfs-6.18-rc1.workqueue' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs
Pull vfs workqueue updates from Christian Brauner:
"This contains various workqueue changes affecting the filesystem
layer.
Currently if a user enqueue a work item using schedule_delayed_work()
the used wq is "system_wq" (per-cpu wq) while queue_delayed_work() use
WORK_CPU_UNBOUND (used when a cpu is not specified). The same applies
to schedule_work() that is using system_wq and queue_work(), that
makes use again of WORK_CPU_UNBOUND.
This replaces the use of system_wq and system_unbound_wq. system_wq is
a per-CPU workqueue which isn't very obvious from the name and
system_unbound_wq is to be used when locality is not required.
So this renames system_wq to system_percpu_wq, and system_unbound_wq
to system_dfl_wq.
This also adds a new WQ_PERCPU flag to allow the fs subsystem users to
explicitly request the use of per-CPU behavior. Both WQ_UNBOUND and
WQ_PERCPU flags coexist for one release cycle to allow callers to
transition their calls. WQ_UNBOUND will be removed in a next release
cycle"
* tag 'vfs-6.18-rc1.workqueue' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs:
fs: WQ_PERCPU added to alloc_workqueue users
fs: replace use of system_wq with system_percpu_wq
fs: replace use of system_unbound_wq with system_dfl_wq
Diffstat (limited to 'net/unix/af_unix.c')
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