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| author |   Jens Axboe <axboe@kernel.dk> | 2018-12-09 17:45:40 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2018-12-09 17:45:40 -0700 |
| commit | 96f774106ed48808a5e314741e3414c617d14460 (patch) | |
| tree | a0beee162eeaf4813495ee28d3cfdd06effbc8be /drivers/nvme/host | |
| parent | sbitmap: silence bogus lockdep IRQ warning (diff) | |
| parent | Linux 4.20-rc6 (diff) | |
| download | linux-dev-96f774106ed48808a5e314741e3414c617d14460.tar.xz linux-dev-96f774106ed48808a5e314741e3414c617d14460.zip | |
Merge tag 'v4.20-rc6' into for-4.21/block
Pull in v4.20-rc6 to resolve the conflict in NVMe, but also to get the
two corruption fixes. We're going to be overhauling the direct dispatch
path, and we need to do that on top of the changes we made for that
in mainline.
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/nvme/host')
| -rw-r--r-- | drivers/nvme/host/core.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index f90576862736..1310753a01e5 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -846,6 +846,8 @@ static int nvme_submit_user_cmd(struct request_queue *q, static void nvme_keep_alive_end_io(struct request *rq, blk_status_t status) { struct nvme_ctrl *ctrl = rq->end_io_data; + unsigned long flags; + bool startka = false; blk_mq_free_request(rq); @@ -857,7 +859,13 @@ static void nvme_keep_alive_end_io(struct request *rq, blk_status_t status) } ctrl->comp_seen = false; - schedule_delayed_work(&ctrl->ka_work, ctrl->kato * HZ); + spin_lock_irqsave(&ctrl->lock, flags); + if (ctrl->state == NVME_CTRL_LIVE || + ctrl->state == NVME_CTRL_CONNECTING) + startka = true; + spin_unlock_irqrestore(&ctrl->lock, flags); + if (startka) + schedule_delayed_work(&ctrl->ka_work, ctrl->kato * HZ); } static int nvme_keep_alive(struct nvme_ctrl *ctrl) |