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CIFS: SMBD: Implement function to destroy a SMB Direct connection

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Add function to tear down a SMB Direct connection. This is used by upper layer
to free all SMB Direct connection and transport resources.

Signed-off-by: Long Li <longli@microsoft.com>
Signed-off-by: Steve French <smfrench@gmail.com>
Reviewed-by: Pavel Shilovsky <pshilov@microsoft.com>
Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>
This commit is contained in:
Long Li
2017-11-22 17:38:37 -07:00
committed by Steve French
parent 781a8050f2
commit 8ef130f9ec
2 changed files with 19 additions and 0 deletions
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16
fs/cifs/smbdirect.c
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@@ -1387,6 +1387,22 @@ static void idle_connection_timer(struct work_struct *work)
info->keep_alive_interval*HZ);
}
/* Destroy this SMBD connection, called from upper layer */
void smbd_destroy(struct smbd_connection *info)
{
log_rdma_event(INFO, "destroying rdma session\n");
/* Kick off the disconnection process */
smbd_disconnect_rdma_connection(info);
log_rdma_event(INFO, "wait for transport being destroyed\n");
wait_event(info->wait_destroy,
info->transport_status == SMBD_DESTROYED);
destroy_workqueue(info->workqueue);
kfree(info);
}
/*
* Reconnect this SMBD connection, called from upper layer
* return value: 0 on success, or actual error code