redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

[PATCH] USB: usb/digi_acceleport: correct wait-queue state 

First patch incorrectly changed state of the wait-queue usage to
TASK_UNINTERRUPTIBLE. Reverted to TASK_INTERRUPTIBLE.

Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
hifive-unleashed-5.1
Nishanth Aravamudan 2005-04-18 17:39:25 -07:00 committed by Greg K-H
parent 6d5e8254bf
commit 45f23f189c
1 changed files with 6 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/usb/serial/digi_acceleport.c
View File

@ -568,6 +568,9 @@ static struct usb_serial_device_type digi_acceleport_4_device = {
* and the sleep. In other words, spin_unlock_irqrestore and
* interruptible_sleep_on_timeout are "atomic" with respect to
* wake ups. This is used to implement condition variables.
*
* interruptible_sleep_on_timeout is deprecated and has been replaced
* with the equivalent code.
*/
static inline long cond_wait_interruptible_timeout_irqrestore(
@ -576,13 +579,12 @@ static inline long cond_wait_interruptible_timeout_irqrestore(
{
DEFINE_WAIT(wait);
prepare_to_wait(q, &wait, TASK_UNINTERRUPTIBLE);
prepare_to_wait(q, &wait, TASK_INTERRUPTIBLE);
spin_unlock_irqrestore(lock, flags);
timeout = schedule_timeout(timeout);
finish_wait(q, &wait);
return timeout;
}
@ -1596,7 +1598,7 @@ dbg( "digi_close: TOP: port=%d, open_count=%d", priv->dp_port_num, port->open_co
dbg( "digi_close: write oob failed, ret=%d", ret );
/* wait for final commands on oob port to complete */
prepare_to_wait(&priv->dp_flush_wait, &wait, TASK_UNINTERRUPTIBLE);
prepare_to_wait(&priv->dp_flush_wait, &wait, TASK_INTERRUPTIBLE);
schedule_timeout(DIGI_CLOSE_TIMEOUT);
finish_wait(&priv->dp_flush_wait, &wait);
@ -1995,7 +1997,7 @@ opcode, line, status, val );
} else if( opcode == DIGI_CMD_IFLUSH_FIFO ) {
wake_up( &priv->dp_flush_wait );
wake_up_interruptible( &priv->dp_flush_wait );
}