to let us kill the proccess if it hangs waiting for a credit when the session is down and echo is disabled.
Signed-off-by: Pavel Shilovsky <[email protected]> --- fs/cifs/transport.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-) diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index 5fab0f1..6a8378b 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -257,6 +257,8 @@ smb_send(struct TCP_Server_Info *server, struct smb_hdr *smb_buffer, static int wait_for_free_request(struct TCP_Server_Info *server, const int long_op) { + int rc; + spin_lock(&server->req_lock); if (long_op == CIFS_ASYNC_OP) { @@ -276,8 +278,11 @@ wait_for_free_request(struct TCP_Server_Info *server, const int long_op) if (server->credits <= 0) { spin_unlock(&server->req_lock); cifs_num_waiters_inc(server); - wait_event(server->request_q, get_credits(server) > 0); + rc = wait_event_killable(server->request_q, + get_credits(server) > 0); cifs_num_waiters_dec(server); + if (rc) + return rc; spin_lock(&server->req_lock); } else { if (server->tcpStatus == CifsExiting) { -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-cifs" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
