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(parent: 7ea98d6) | patch
tty: Use spin_lock() inside existing critical region
authorPeter Hurley <peter@hurleysoftware.com>
Wed, 6 Mar 2013 12:20:55 +0000 (07:20 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 15 Mar 2013 21:02:32 +0000 (14:02 -0700)
commitad6f3f9ef48e7c9d8c29c19cad4e3a253cf0670b
treeae741d582aa942a1f8ba1c7b4dea7e29b050980ctree | snapshot
parent7ea98d6fd616ce4dc6cff5dc6914c7b6df1d3f01commit | diff
tty: Use spin_lock() inside existing critical region

The interrupt state does not need to be saved, disabled and
restored here; interrupts are already off because this lock
is bracketed by spin_lock_irq/spin_unlock_irq.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Acked-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/tty_io.c diff | blob | history
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