From: Jiri Slaby <jslaby@suse.cz>
Date: Mon, 2 Apr 2012 11:54:23 +0000 (+0200)
Subject: TTY: HVC, use count from tty_port
X-Git-Tag: v3.5-rc1~146^2~30^2~50
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0146b6939074ebe14ece3604fd00e7be128a3812;p=pandora-kernel.git

TTY: HVC, use count from tty_port

Now, count is used from tty_port and protected by tty_port->lock.

n_outbuf is left unprotected in hvc_hangup now, because there is no
point to hold any lock, since other uses are unprotected too.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: linuxppc-dev@lists.ozlabs.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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