Commit d8a5c0d6 authored by Simon Arlott's avatar Simon Arlott Committed by Greg Kroah-Hartman
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docs: ABI: sysfs-tty: close times are in centiseconds 



The times for close_delay and closing_wait are in centiseconds, not
milliseconds. Fix the documentation and add details of special values.

Signed-off-by: default avatarSimon Arlott <simon@octiron.net>
Link: https://lore.kernel.org/r/30fa035a-709f-58cd-fc1e-fef1367dc6dd@0882a8b5-c6c3-11e9-b005-00805fc181fe.uuid.home.arpa


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 4e8da86f

Documentation/ABI/testing/sysfs-tty

+9 −6
Original line number Diff line number Diff line
@@ -87,7 +87,7 @@ What: /sys/class/tty/ttyS<x>/close_delay 
Date:		October 2012

Contact:	Alan Cox <alan@linux.intel.com>

Description:

		 Show the closing delay time for this port in ms.

		Show the closing delay time for this port in centiseconds.



		These sysfs values expose the TIOCGSERIAL interface via

		sysfs rather than via ioctls.
@@ -96,7 +96,10 @@ What: /sys/class/tty/ttyS<x>/closing_wait 
Date:		October 2012

Contact:	Alan Cox <alan@linux.intel.com>

Description:

		 Show the close wait time for this port in ms.

		Show the close wait time for this port in centiseconds.



		Waiting forever is represented as 0. If waiting on close is

		disabled then the value is 65535.



		These sysfs values expose the TIOCGSERIAL interface via

		sysfs rather than via ioctls.