5.15-stable review patch. If anyone has any objections, please let me know.
------------------
From: Namjae Jeon <linkinjeon@xxxxxxxxxx>
[ Upstream commit 141fa9824c0fc11d44b2d5bb1266a33e95fa67fd ]
When disconnected, call ib_drain_qp to cancel all pending work requests
and prevent ksmbd_conn_handler_loop from waiting for a long time
for those work requests to compelete.
Signed-off-by: Hyunchul Lee <hyc.lee@xxxxxxxxx>
Signed-off-by: Namjae Jeon <linkinjeon@xxxxxxxxxx>
Reviewed-by: Tom Talpey <tom@xxxxxxxxxx>
Signed-off-by: Steve French <stfrench@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/ksmbd/transport_rdma.c | 2 ++
1 file changed, 2 insertions(+)
--- a/fs/ksmbd/transport_rdma.c
+++ b/fs/ksmbd/transport_rdma.c
@@ -1527,6 +1527,8 @@ static int smb_direct_cm_handler(struct
}
case RDMA_CM_EVENT_DEVICE_REMOVAL:
case RDMA_CM_EVENT_DISCONNECTED: {
+ ib_drain_qp(t->qp);
+
t->status = SMB_DIRECT_CS_DISCONNECTED;
wake_up_interruptible(&t->wait_status);
wake_up_interruptible(&t->wait_reassembly_queue);
