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Commit 4230cff8 authored by Ronnie Sahlberg's avatar Ronnie Sahlberg Committed by Steve French
Browse files

cifs: pass flags down into wait_for_free_credits() 



Signed-off-by: default avatarRonnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
Reviewed-by: default avatarPavel Shilovsky <pshilov@microsoft.com>
parent 480b1cb9

fs/cifs/transport.c

+14 −16
Original line number Diff line number Diff line
@@ -486,15 +486,24 @@ smb_send(struct TCP_Server_Info *server, struct smb_hdr *smb_buffer, 
}



static int

wait_for_free_credits(struct TCP_Server_Info *server, const int timeout,

		      int *credits, unsigned int *instance)

wait_for_free_credits(struct TCP_Server_Info *server, const int flags,

		      unsigned int *instance)

{

	int rc;

	int *credits;

	int optype;



	optype = flags & CIFS_OP_MASK;



	*instance = 0;



	credits = server->ops->get_credits_field(server, optype);

	/* Since an echo is already inflight, no need to wait to send another */

	if (*credits <= 0 && optype == CIFS_ECHO_OP)

		return -EAGAIN;



	spin_lock(&server->req_lock);

	if (timeout == CIFS_ASYNC_OP) {

	if ((flags & CIFS_TIMEOUT_MASK) == CIFS_ASYNC_OP) {

		/* oplock breaks must not be held up */

		server->in_flight++;

		*credits -= 1;
@@ -525,7 +534,7 @@ wait_for_free_credits(struct TCP_Server_Info *server, const int timeout, 
			 */



			/* update # of requests on the wire to server */

			if (timeout != CIFS_BLOCKING_OP) {

			if ((flags & CIFS_TIMEOUT_MASK) != CIFS_BLOCKING_OP) {

				*credits -= 1;

				server->in_flight++;

				*instance = server->reconnect_instance;
@@ -541,18 +550,7 @@ static int 
wait_for_free_request(struct TCP_Server_Info *server, const int flags,

		      unsigned int *instance)

{

	int *val;

	int timeout, optype;



	timeout = flags & CIFS_TIMEOUT_MASK;

	optype = flags & CIFS_OP_MASK;



	val = server->ops->get_credits_field(server, optype);

	/* Since an echo is already inflight, no need to wait to send another */

	if (*val <= 0 && optype == CIFS_ECHO_OP)

		return -EAGAIN;



	return wait_for_free_credits(server, timeout, val, instance);

	return wait_for_free_credits(server, flags, instance);

}



int