From: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Date: Mon, 13 Oct 2008 23:12:48 +0000 (+0000)
Subject: hvc_console: Add a hangup notifier for backends
X-Git-Tag: v2.6.28-rc1~58^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fc362e2e0efd8b652ebfb409a4e43e6189c04f6f;p=pandora-kernel.git

hvc_console: Add a hangup notifier for backends

I have added a hangup notifier that can be used by hvc console
backends to handle a tty hangup. The default irq hangup notifier
calls the notifier_del_irq() for compatibility.

Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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