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Message-ID: <20080220202757.318512ef@core>
Date: Wed, 20 Feb 2008 20:27:57 +0000
From: Alan Cox <alan@...rguk.ukuu.org.uk>
To: akpm@...l.org, linux-kernel@...r.kernel.org
Subject: [PATCH] stallion: Prepare for BKL push down
Remove broken softcar functions, wrap ioctl handler in BKL
Signed-off-by: Alan Cox <alan@...hat.com>
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.25-rc2-mm1/drivers/char/stallion.c linux-2.6.25-rc2-mm1/drivers/char/stallion.c
--- linux.vanilla-2.6.25-rc2-mm1/drivers/char/stallion.c 2008-02-19 11:03:00.000000000 +0000
+++ linux-2.6.25-rc2-mm1/drivers/char/stallion.c 2008-02-20 11:49:03.000000000 +0000
@@ -1273,18 +1273,9 @@
rc = 0;
+ lock_kernel();
+
switch (cmd) {
- case TIOCGSOFTCAR:
- rc = put_user(((tty->termios->c_cflag & CLOCAL) ? 1 : 0),
- (unsigned __user *) argp);
- break;
- case TIOCSSOFTCAR:
- if (get_user(ival, (unsigned int __user *) arg))
- return -EFAULT;
- tty->termios->c_cflag =
- (tty->termios->c_cflag & ~CLOCAL) |
- (ival ? CLOCAL : 0);
- break;
case TIOCGSERIAL:
rc = stl_getserial(portp, argp);
break;
@@ -1308,7 +1299,7 @@
rc = -ENOIOCTLCMD;
break;
}
-
+ unlock_kernel();
return rc;
}
--
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