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(parent: ec58afb) | patch
nvme/tcp: Add wq_unbound modparam for nvme_tcp_wq
authorLi Feng <fengli@smartx.com>
Wed, 13 Mar 2024 12:38:10 +0000 (20:38 +0800)
committerKeith Busch <kbusch@kernel.org>
Mon, 18 Mar 2024 20:41:11 +0000 (13:41 -0700)
commit0c29f9fa46bbe4fdc218134823d80cf9934ef231
tree7061753b5992ec5b819a07a1ef3b5a589931a057tree
parentec58afb49e90d6fd468b0e21d2de324dff1a711ccommit | diff
nvme/tcp: Add wq_unbound modparam for nvme_tcp_wq

The default nvme_tcp_wq will use all CPUs to process tasks. Sometimes it is
necessary to set CPU affinity to improve performance.

A new module parameter wq_unbound is added here. If set to true, users can
configure cpu affinity through
/sys/devices/virtual/workqueue/nvme_tcp_wq/cpumask.

Signed-off-by: Li Feng <fengli@smartx.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Keith Busch <kbusch@kernel.org>
drivers/nvme/host/tcp.c diff | blob | history
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