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mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-30 16:13:54 +08:00
linux-next/drivers/usb/class
Peter Hurley d41861ca19 tty: Replace ASYNC_INITIALIZED bit and update atomically
Replace ASYNC_INITIALIZED bit in the tty_port::flags field with
TTY_PORT_INITIALIZED bit in the tty_port::iflags field. Introduce helpers
tty_port_set_initialized() and tty_port_initialized() to abstract
atomic bit ops.

Note: the transforms for test_and_set_bit() and test_and_clear_bit()
are unnecessary as the state transitions are already mutually exclusive;
the tty lock prevents concurrent open/close/hangup.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-04-30 09:26:55 -07:00
..
cdc-acm.c tty: Replace ASYNC_INITIALIZED bit and update atomically 2016-04-30 09:26:55 -07:00
cdc-acm.h cdc-acm: implement put_char() and flush_chars() 2016-02-14 17:06:43 -08:00
cdc-wdm.c cdc-wdm: error returns need to be translated 2015-03-26 10:51:57 +01:00
Kconfig USB: regroup all depends on USB within an if USB block 2013-04-09 16:49:07 -07:00
Makefile USB: add USB test and measurement class driver 2008-10-17 14:40:51 -07:00
usblp.c usblp: do not set TASK_INTERRUPTIBLE before lock 2015-11-19 16:31:42 -08:00
usbtmc.c usb: usbtmc: Fix disconnect/poll interaction 2016-02-20 20:21:53 -08:00