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| author | Keith Busch <keith.busch@intel.com> | 2014-09-22 13:46:19 -0600 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2014-11-04 13:17:10 -0700 |
| commit | 387caa5a2b11ecb1abbbec8ef9d798f757ba3e5f (patch) | |
| tree | 5a85ff443ce826913b538833ff114c4bcd55af7d /drivers/block | |
| parent | 60e0545cc92ce4172c7069d559568717f64af332 (diff) | |
| download | talos-op-linux-387caa5a2b11ecb1abbbec8ef9d798f757ba3e5f.tar.gz talos-op-linux-387caa5a2b11ecb1abbbec8ef9d798f757ba3e5f.zip | |
NVMe: Fix device probe waiting on kthread
If we ever do parallel device probing, we need to wake up all processes
waiting for nvme kthread to start, not just one. This is currently
serialized so the bug is not reachable today, but fixing this anyway in
the hopes we implement parallel or asynchronous probe in the future.
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/nvme-core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c index 70be3a151eb7..0196fce0ddf5 100644 --- a/drivers/block/nvme-core.c +++ b/drivers/block/nvme-core.c @@ -2787,7 +2787,7 @@ static int nvme_dev_start(struct nvme_dev *dev) if (start_thread) { nvme_thread = kthread_run(nvme_kthread, NULL, "nvme"); - wake_up(&nvme_kthread_wait); + wake_up_all(&nvme_kthread_wait); } else wait_event_killable(nvme_kthread_wait, nvme_thread); |
