The patch titled
sx: prepare for BKL pushdown
has been removed from the -mm tree. Its filename was
sx-prepare-for-bkl-pushdown.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: sx: prepare for BKL pushdown
From: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
Wrap the ioctl handler, and in this case the break handler also in the
BKL. Remove bogus softcar handlers.
Signed-off-by: Alan Cox <alan@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/char/sx.c | 17 ++++-------------
1 file changed, 4 insertions(+), 13 deletions(-)
diff -puN drivers/char/sx.c~sx-prepare-for-bkl-pushdown drivers/char/sx.c
--- a/drivers/char/sx.c~sx-prepare-for-bkl-pushdown
+++ a/drivers/char/sx.c
@@ -1844,6 +1844,7 @@ static void sx_break(struct tty_struct *
int rv;
func_enter();
+ lock_kernel();
if (flag)
rv = sx_send_command(port, HS_START, -1, HS_IDLE_BREAK);
@@ -1852,7 +1853,7 @@ static void sx_break(struct tty_struct *
if (rv != 1)
printk(KERN_ERR "sx: couldn't send break (%x).\n",
read_sx_byte(port->board, CHAN_OFFSET(port, hi_hstat)));
-
+ unlock_kernel();
func_exit();
}
@@ -1888,23 +1889,12 @@ static int sx_ioctl(struct tty_struct *t
int rc;
struct sx_port *port = tty->driver_data;
void __user *argp = (void __user *)arg;
- int ival;
/* func_enter2(); */
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 ((rc = get_user(ival, (unsigned __user *)argp)) == 0) {
- tty->termios->c_cflag =
- (tty->termios->c_cflag & ~CLOCAL) |
- (ival ? CLOCAL : 0);
- }
- break;
case TIOCGSERIAL:
rc = gs_getserial(&port->gs, argp);
break;
@@ -1915,6 +1905,7 @@ static int sx_ioctl(struct tty_struct *t
rc = -ENOIOCTLCMD;
break;
}
+ unlock_kernel();
/* func_exit(); */
return rc;
_
Patches currently in -mm which might be from alan@xxxxxxxxxxxxxxxxxxx are
origin.patch
add-time_is_after_jiffies-and-others-which-compare-with-jiffies.patch
pata_atiixp-simplex-clear.patch
pata_atiixp-dont-disable.patch
8390-split-8390-support-into-a-pausing-and-a-non-pausing-driver-core.patch
parisc-new-termios-definitions.patch
generic-irq-let-setup_irq-reenable-a-shared-irq.patch
8250-switch-8250-drivers-to-use-_nocache-ioremaps.patch
sxc-fix-printk-warnings-on-sparc32.patch
put_pid-make-sure-we-dont-free-the-live-pid.patch
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