From: longli@linuxonhyperv.com
To: Steve French <sfrench@samba.org>,
linux-cifs@vger.kernel.org, samba-technical@lists.samba.org,
linux-kernel@vger.kernel.org
Cc: Long Li <longli@microsoft.com>, stable@vger.kernel.org
Subject: [PATCH 1/7] cifs: Don't display RDMA transport on reconnect
Date: Wed, 16 Oct 2019 13:51:50 -0700 [thread overview]
Message-ID: <1571259116-102015-2-git-send-email-longli@linuxonhyperv.com> (raw)
In-Reply-To: <1571259116-102015-1-git-send-email-longli@linuxonhyperv.com>
From: Long Li <longli@microsoft.com>
On reconnect, the transport data structure is NULL and its information is not
available.
Signed-off-by: Long Li <longli@microsoft.com>
Cc: stable@vger.kernel.org
---
fs/cifs/cifs_debug.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c
index 0b4eee3bed66..efb2928ff6c8 100644
--- a/fs/cifs/cifs_debug.c
+++ b/fs/cifs/cifs_debug.c
@@ -256,6 +256,11 @@ static int cifs_debug_data_proc_show(struct seq_file *m, void *v)
if (!server->rdma)
goto skip_rdma;
+ if (!server->smbd_conn) {
+ seq_printf(m, "\nSMBDirect transport not available");
+ goto skip_rdma;
+ }
+
seq_printf(m, "\nSMBDirect (in hex) protocol version: %x "
"transport status: %x",
server->smbd_conn->protocol,
--
2.17.1
next parent reply other threads:[~2019-10-16 20:52 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1571259116-102015-1-git-send-email-longli@linuxonhyperv.com>
2019-10-16 20:51 ` longli [this message]
2019-10-16 20:51 ` [PATCH 2/7] cifs: smbd: Invalidate and deregister memory registration on re-send longli
2019-10-16 20:51 ` [PATCH 3/7] cifs: smbd: Return -EINVAL when the number of iovs exceeds SMBDIRECT_MAX_SGE longli
2019-10-16 20:51 ` [PATCH 4/7] cifs: smbd: Add messages on RDMA session destroy and reconnection longli
2019-10-16 20:51 ` [PATCH 5/7] cifs: smbd: Return -ECONNABORTED when trasnport is not in connected state longli
2019-10-16 20:51 ` [PATCH 6/7] cifs: smbd: Only queue work for error recovery on memory registration longli
2019-10-27 19:59 ` Steve French
2019-10-16 20:51 ` [PATCH 7/7] cifs: smbd: Return -EAGAIN when transport is reconnecting longli
2019-10-27 20:02 ` Steve French
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