lkml.org 
[lkml]   [2012]   [Jan]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[008/129] ALSA: snd-usb-us122l: Delete calls to preempt_disable
3.2-stable review patch.  If anyone has any objections, please let me know.

------------------
Content-Length: 1261
Lines: 47

From: Karsten Wiese <fzu@wemgehoertderstaat.de>

commit d0f3a2eb9062560bebca8b923424f3ca02a331ba upstream.

They are not needed here.

Signed-off-by: Karsten Wiese <fzu@wemgehoertderstaat.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
sound/usb/usx2y/usb_stream.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

--- a/sound/usb/usx2y/usb_stream.c
+++ b/sound/usb/usx2y/usb_stream.c
@@ -674,7 +674,7 @@ dotry:
inurb->transfer_buffer_length =
inurb->number_of_packets *
inurb->iso_frame_desc[0].length;
- preempt_disable();
+
if (u == 0) {
int now;
struct usb_device *dev = inurb->dev;
@@ -686,19 +686,17 @@ dotry:
}
err = usb_submit_urb(inurb, GFP_ATOMIC);
if (err < 0) {
- preempt_enable();
snd_printk(KERN_ERR"usb_submit_urb(sk->inurb[%i])"
" returned %i\n", u, err);
return err;
}
err = usb_submit_urb(outurb, GFP_ATOMIC);
if (err < 0) {
- preempt_enable();
snd_printk(KERN_ERR"usb_submit_urb(sk->outurb[%i])"
" returned %i\n", u, err);
return err;
}
- preempt_enable();
+
if (inurb->start_frame != outurb->start_frame) {
snd_printd(KERN_DEBUG
"u[%i] start_frames differ in:%u out:%u\n",



\
 
 \ /
  Last update: 2012-01-24 04:13    [W:0.302 / U:0.664 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site