From: Nishanth Aravamudan <nacc@us.ibm.com>
To: kernel-janitors@vger.kernel.org
Subject: [Kernel-janitors] [PATCH 2.6.9-rc2 2/17] media/bw-qcam: replace
Date: Mon, 20 Sep 2004 21:43:06 +0000 [thread overview]
Message-ID: <20040920214306.GF2270@us.ibm.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 1482 bytes --]
Any comments would be appreciated.
Description: Use msleep_interruptible() instead of schedule_timeout() to
guarantee the task delays as expected.
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
--- 2.6.9-rc2-vanilla/drivers/media/video/bw-qcam.c 2004-09-13 17:15:40.000000000 -0700
+++ 2.6.9-rc2/drivers/media/video/bw-qcam.c 2004-09-14 16:38:24.000000000 -0700
@@ -249,8 +249,7 @@ static int qc_waithand(struct qcam_devic
if(runs++>maxpoll)
{
- current->state=TASK_INTERRUPTIBLE;
- schedule_timeout(HZ/200);
+ msleep_interruptible(5);
}
if(runs>(maxpoll+1000)) /* 5 seconds */
return -1;
@@ -269,8 +268,7 @@ static int qc_waithand(struct qcam_devic
if(runs++>maxpoll)
{
- current->state=TASK_INTERRUPTIBLE;
- schedule_timeout(HZ/200);
+ msleep_interruptible(5);
}
if(runs++>(maxpoll+1000)) /* 5 seconds */
return -1;
@@ -302,8 +300,7 @@ static unsigned int qc_waithand2(struct
if(runs++>maxpoll)
{
- current->state=TASK_INTERRUPTIBLE;
- schedule_timeout(HZ/200);
+ msleep_interruptible(5);
}
if(runs++>(maxpoll+1000)) /* 5 seconds */
return 0;
@@ -669,8 +666,7 @@ long qc_capture(struct qcam_device * q,
time will be 240 / 200 = 1.2 seconds. The compile-time
default is to yield every 4 lines. */
if (i >= yield) {
- current->state=TASK_INTERRUPTIBLE;
- schedule_timeout(HZ/200);
+ msleep_interruptible(5);
yield = i + yieldlines;
}
}
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