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authorTilman Schmidt <tilman@imap.cc>2009-04-05 06:39:33 +0000
committerDavid S. Miller <davem@davemloft.net>2009-04-06 17:07:56 -0700
commit368fd81d2db26e3338c7f42778a695510aff31b3 (patch)
tree37e264f4248252bff99596105585182dd1ccc43a /drivers/isdn/gigaset
parentd9677a45cfee59e2877e645762a4ddb2d1d35978 (diff)
bas_gigaset: use tasklet_hi_schedule for timing critical tasklets
The tasklets for isochronous data transfer need to run within 8 msec to avoid over/underruns, so schedule them with high priority to fix reported issues with occasional over/underruns. Signed-off-by: Tilman Schmidt <tilman@imap.cc> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/isdn/gigaset')
-rw-r--r--drivers/isdn/gigaset/bas-gigaset.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index 831ddce1467..781c4041f7b 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c
@@ -821,7 +821,7 @@ static void read_iso_callback(struct urb *urb)
/* pass URB to tasklet */
ubc->isoindone = urb;
ubc->isoinstatus = status;
- tasklet_schedule(&ubc->rcvd_tasklet);
+ tasklet_hi_schedule(&ubc->rcvd_tasklet);
} else {
/* tasklet still busy, drop data and resubmit URB */
ubc->loststatus = status;
@@ -888,7 +888,7 @@ static void write_iso_callback(struct urb *urb)
ubc->isooutovfl = ubc->isooutdone;
ubc->isooutdone = ucx;
spin_unlock_irqrestore(&ubc->isooutlock, flags);
- tasklet_schedule(&ubc->sent_tasklet);
+ tasklet_hi_schedule(&ubc->sent_tasklet);
}
/* starturbs