diff options
| author | Sagi Grimberg <sagi@grimberg.me> | 2020-07-23 16:42:26 -0700 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2020-07-26 17:24:27 +0200 |
| commit | adc99fd378398f4c58798a1c57889872967d56a6 (patch) | |
| tree | 53f2db3c8f83b63561308fca8ac7f3b59423a9d3 | |
| parent | 1f273e255b285282707fa3246391f66e9dc4178f (diff) | |
| download | ide-adc99fd378398f4c58798a1c57889872967d56a6.tar.gz | |
nvme-tcp: fix possible hang waiting for icresp response
If the controller died exactly when we are receiving icresp
we hang because icresp may never return. Make sure to set a
high finite limit.
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>
| -rw-r--r-- | drivers/nvme/host/tcp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index 79ef2b8e2b3ca7..f3a91818167b1b 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -1382,6 +1382,9 @@ static int nvme_tcp_alloc_queue(struct nvme_ctrl *nctrl, if (nctrl->opts->tos >= 0) ip_sock_set_tos(queue->sock->sk, nctrl->opts->tos); + /* Set 10 seconds timeout for icresp recvmsg */ + queue->sock->sk->sk_rcvtimeo = 10 * HZ; + queue->sock->sk->sk_allocation = GFP_ATOMIC; nvme_tcp_set_queue_io_cpu(queue); queue->request = NULL; |