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| author | Nishanth Aravamudan <nacc@us.ibm.com> | 2005-06-25 14:59:32 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-25 16:25:10 -0700 |
| commit | 5d582b4ef6df853ca2da46135855cd6536c0205b (patch) | |
| tree | 4e1a42e132967f5aab8c26a11810e6b06a95fb92 | |
| parent | f353488ce48e7a0311fe764284096481b455fbe9 (diff) | |
| download | op-kernel-dev-5d582b4ef6df853ca2da46135855cd6536c0205b.zip op-kernel-dev-5d582b4ef6df853ca2da46135855cd6536c0205b.tar.gz | |
[PATCH] serial/68360serial: replace schedule_timeout() with msleep_interruptible()
Use msleep_interruptible() instead of schedule_timeout() in send_break() to
guarantee the task delays as expected. Change @duration's units to
milliseconds, and modify arguments in callers appropriately.
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Domen Puncer <domen@coderock.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | drivers/serial/68360serial.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/serial/68360serial.c b/drivers/serial/68360serial.c index f148022..b116122 100644 --- a/drivers/serial/68360serial.c +++ b/drivers/serial/68360serial.c @@ -1394,14 +1394,13 @@ static void end_break(ser_info_t *info) /* * This routine sends a break character out the serial port. */ -static void send_break(ser_info_t *info, int duration) +static void send_break(ser_info_t *info, unsigned int duration) { - set_current_state(TASK_INTERRUPTIBLE); #ifdef SERIAL_DEBUG_SEND_BREAK printk("rs_send_break(%d) jiff=%lu...", duration, jiffies); #endif begin_break(info); - schedule_timeout(duration); + msleep_interruptible(duration); end_break(info); #ifdef SERIAL_DEBUG_SEND_BREAK printk("done jiffies=%lu\n", jiffies); @@ -1436,7 +1435,7 @@ static int rs_360_ioctl(struct tty_struct *tty, struct file * file, if (signal_pending(current)) return -EINTR; if (!arg) { - send_break(info, HZ/4); /* 1/4 second */ + send_break(info, 250); /* 1/4 second */ if (signal_pending(current)) return -EINTR; } @@ -1448,7 +1447,7 @@ static int rs_360_ioctl(struct tty_struct *tty, struct file * file, tty_wait_until_sent(tty, 0); if (signal_pending(current)) return -EINTR; - send_break(info, arg ? arg*(HZ/10) : HZ/4); + send_break(info, arg ? arg*100 : 250); if (signal_pending(current)) return -EINTR; return 0; |
