diff options
| author | Sagi Grimberg <sagi@grimberg.me> | 2020-04-30 13:59:32 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-05-09 16:18:36 -0600 |
| commit | 386e5e6e1aa90b479fcf0467935922df8524393d (patch) | |
| tree | ac7e75c92bf5b570f3c0f413b28ce967676c2661 /drivers/nvme/host/tcp.c | |
| parent | 2a5bcfdd41d68559567cec3c124a75e093506cc1 (diff) | |
| download | linux-386e5e6e1aa90b479fcf0467935922df8524393d.tar.bz2 | |
nvme-tcp: use bh_lock in data_ready
data_ready may be invoked from send context or from
softirq, so need bh locking for that.
Fixes: 3f2304f8c6d6 ("nvme-tcp: add NVMe over TCP host driver")
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/nvme/host/tcp.c')
| -rw-r--r-- | drivers/nvme/host/tcp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index c15a92163c1f..4862fa962011 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -794,11 +794,11 @@ static void nvme_tcp_data_ready(struct sock *sk) { struct nvme_tcp_queue *queue; - read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); queue = sk->sk_user_data; if (likely(queue && queue->rd_enabled)) queue_work_on(queue->io_cpu, nvme_tcp_wq, &queue->io_work); - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); } static void nvme_tcp_write_space(struct sock *sk) |