tty: Replace ASYNC_CHECK_CD and update atomically

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Replace ASYNC_CHECK_CD bit in the tty_port::flags field with
TTY_PORT_CHECK_CD bit in the tty_port::iflags field. Introduce helpers
tty_port_set_check_carrier() and tty_port_check_carrier() to abstract
the atomic bit ops.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Peter Hurley 2016-04-09 17:53:23 -07:00 • committed by Greg Kroah-Hartman

parent 807c8d81f4

commit 2d68655d15

13 changed files with 39 additions and 64 deletions

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include/linux/tty.h

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