[PATCH] isdn-tty driver not HZ aware

[Christian Borntraeger]

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This patch makes isdn_tty HZ aware.
The first change changes 3000 jiffies (now 3 seconds) to 30=
 seconds according to the comment.
I dont know, if the second change (schedule_timeout(50);) has to=
 be half a second but this was the value used in 2.4.

--- drivers/isdn/i4l/isdn_tty.c.org=092002-11-27 22:36:16.000000000=
 +0000
+++ drivers/isdn/i4l/isdn_tty.c=092002-12-01 19:03:15.000000000=
 +0000
@@ -1876,7 +1876,7 @@
 =09 * line status register.
 =09 */
 =09if (info->flags & ISDN_ASYNC_INITIALIZED) {
-=09=09tty_wait_until_sent(tty, 3000);=09/* 30 seconds timeout */
+=09=09tty_wait_until_sent(tty, 30 * HZ);=09/* 30 seconds timeout */
 =09=09/*
 =09=09 * Before we drop DTR, make sure the UART transmitter
 =09=09 * has completely drained; this is especially
@@ -1901,7 +1901,7 @@
 =09tty->closing =3D 0;
 =09if (info->blocked_open) {
 =09=09set_current_state(TASK_INTERRUPTIBLE);
-=09=09schedule_timeout(50);
+=09=09schedule_timeout(HZ/2);
 =09=09wake_up_interruptible(&info->open_wait);
 =09}
 =09info->flags &=3D ~(ISDN_ASYNC_NORMAL_ACTIVE |=
 ISDN_ASYNC_CALLOUT_ACTIVE |

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