USB: serial: remove unused MSR-wait queue (53ab34dc) · Commits · 戴 / test

Remove the port MSR-wait queue now that all drivers have been migrated to the tty-port queue. Signed-off-by:

include/linux/usb/serial.h

+0 −2

Original line number	Diff line number	Diff line
		@@ -68,7 +68,6 @@
		* port.
		* @flags: usb serial port flags
		* @write_wait: a wait_queue_head_t used by the port.
		* @delta_msr_wait: modem-status-change wait queue
		* @work: work queue entry for the line discipline waking up.
		* @throttled: nonzero if the read urb is inactive to throttle the device
		* @throttle_req: nonzero if the tty wants to throttle us
		@@ -116,7 +115,6 @@ struct usb_serial_port {

		unsigned long flags;
		wait_queue_head_t write_wait;
		wait_queue_head_t delta_msr_wait;
		struct work_struct work;
		char throttled;
		char throttle_req;