* [patch 02/12] block/xd: replace schedule_timeout() with msleep()/msleep_interruptible()
@ 2005-06-20 21:51 domen
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From: domen @ 2005-06-20 21:51 UTC (permalink / raw)
To: axboe; +Cc: linux-kernel, Nishanth Aravamudan, Maximilian Attems, domen
[-- Attachment #1: msleep-drivers_block_xd.patch --]
[-- Type: text/plain, Size: 2308 bytes --]
From: Nishanth Aravamudan <nacc@us.ibm.com>
Any comments would be appreciated.
Use msleep() or msleep_interruptible() [as appropriate]
instead of schedule_timeout() to gurantee the task delays as
expected. As a result changed the units of the timeout variable from
jiffies to msecs.
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Maximilian Attems <janitor@sternwelten.at>
Signed-off-by: Domen Puncer <domen@coderock.org>
---
xd.c | 14 +++++---------
1 files changed, 5 insertions(+), 9 deletions(-)
Index: quilt/drivers/block/xd.c
===================================================================
--- quilt.orig/drivers/block/xd.c
+++ quilt/drivers/block/xd.c
@@ -62,7 +62,7 @@ static int xd[5] = { -1,-1,-1,-1, };
#define XD_DONT_USE_DMA 0 /* Initial value. may be overriden using
"nodma" module option */
-#define XD_INIT_DISK_DELAY (30*HZ/1000) /* 30 ms delay during disk initialization */
+#define XD_INIT_DISK_DELAY (30) /* 30 ms delay during disk initialization */
/* Above may need to be increased if a problem with the 2nd drive detection
(ST11M controller) or resetting a controller (WD) appears */
@@ -633,14 +633,12 @@ static u_char __init xd_initdrives (void
for (i = 0; i < XD_MAXDRIVES; i++) {
xd_build(cmdblk,CMD_TESTREADY,i,0,0,0,0,0);
if (!xd_command(cmdblk,PIO_MODE,NULL,NULL,NULL,XD_TIMEOUT*8)) {
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(XD_INIT_DISK_DELAY);
+ msleep_interruptible(XD_INIT_DISK_DELAY);
init_drive(count);
count++;
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(XD_INIT_DISK_DELAY);
+ msleep_interruptible(XD_INIT_DISK_DELAY);
}
}
return (count);
@@ -761,8 +759,7 @@ static void __init xd_wd_init_controller
outb(0,XD_RESET); /* reset the controller */
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(XD_INIT_DISK_DELAY);
+ msleep(XD_INIT_DISK_DELAY);
}
static void __init xd_wd_init_drive (u_char drive)
@@ -936,8 +933,7 @@ If you need non-standard settings use th
xd_maxsectors = 0x01;
outb(0,XD_RESET); /* reset the controller */
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(XD_INIT_DISK_DELAY);
+ msleep(XD_INIT_DISK_DELAY);
}
static void __init xd_xebec_init_drive (u_char drive)
--
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2005-06-20 21:51 [patch 02/12] block/xd: replace schedule_timeout() with msleep()/msleep_interruptible() domen
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