From: Nishanth Aravamudan <nacc@us.ibm.com>
To: kernel-janitors@vger.kernel.org
Subject: [Kernel-janitors] [PATCH 2.6.9-rc2] tc/zs: replace
Date: Mon, 27 Sep 2004 23:16:03 +0000 [thread overview]
Message-ID: <20040927231603.GW1617@us.ibm.com> (raw)
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Any comments would be appreciated.
Description: Use msleep_interruptible() instead of schedule_timeout() to
guarantee the task delays as expected.
--- 2.6.9-rc2-vanilla/drivers/tc/zs.c 2004-09-13 17:16:08.000000000 -0700
+++ 2.6.9-rc2/drivers/tc/zs.c 2004-09-14 10:26:12.000000000 -0700
@@ -1410,8 +1410,7 @@ static void rs_close(struct tty_struct *
info->tty = 0;
if (info->blocked_open) {
if (info->close_delay) {
- current->state = TASK_INTERRUPTIBLE;
- schedule_timeout(info->close_delay);
+ msleep_interruptible(jiffies_to_msecs(info->close_delay));
}
wake_up_interruptible(&info->open_wait);
}
@@ -1444,8 +1443,7 @@ static void rs_wait_until_sent(struct tt
if (timeout)
char_time = min_t(unsigned long, char_time, timeout);
while ((read_zsreg(info->zs_channel, 1) & Tx_BUF_EMP) == 0) {
- current->state = TASK_INTERRUPTIBLE;
- schedule_timeout(char_time);
+ msleep_interruptible(jiffies_to_msecs(char_time));
if (signal_pending(current))
break;
if (timeout && time_after(jiffies, orig_jiffies + timeout))
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