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| author |   Sagi Grimberg <sagi@grimberg.me> | 2022-09-28 09:39:10 +0300 |
|---|---|---|
| committer |   Christoph Hellwig <hch@lst.de> | 2022-10-19 12:43:13 +0200 |
| commit | ddd2b8de9f85b388925e7dc46b3890fc1a0d8d24 (patch) | |
| tree | 565761b751fd1423e3ab77401e274806de63263c | |
| parent | nvme-hwmon: kmalloc the NVME SMART log buffer (diff) | |
| download | wireguard-linux-ddd2b8de9f85b388925e7dc46b3890fc1a0d8d24.tar.xz wireguard-linux-ddd2b8de9f85b388925e7dc46b3890fc1a0d8d24.zip | |
nvmet: fix workqueue MEM_RECLAIM flushing dependency
The keep alive timer needs to stay on nvmet_wq, and not
modified to reschedule on the system_wq.
This fixes a warning:
------------[ cut here ]------------
workqueue: WQ_MEM_RECLAIM
nvmet-wq:nvmet_rdma_release_queue_work [nvmet_rdma] is flushing
!WQ_MEM_RECLAIM events:nvmet_keep_alive_timer [nvmet]
WARNING: CPU: 3 PID: 1086 at kernel/workqueue.c:2628
check_flush_dependency+0x16c/0x1e0
Reported-by: Yi Zhang <yi.zhang@redhat.com>
Fixes: 8832cf922151 ("nvmet: use a private workqueue instead of the system workqueue")
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
| -rw-r--r-- | drivers/nvme/target/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index 14677145bbba..aecb5853f8da 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -1176,7 +1176,7 @@ static void nvmet_start_ctrl(struct nvmet_ctrl *ctrl) * reset the keep alive timer when the controller is enabled. */ if (ctrl->kato) - mod_delayed_work(system_wq, &ctrl->ka_work, ctrl->kato * HZ); + mod_delayed_work(nvmet_wq, &ctrl->ka_work, ctrl->kato * HZ); } static void nvmet_clear_ctrl(struct nvmet_ctrl *ctrl) |