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[IA64] arch/ia64/kernel/: use time_* macros 

The functions time_before, time_before_eq, time_after, and time_after_eq are
more robust for comparing jiffies against other values.

So use the time_after() & time_before() macros, defined at linux/jiffies.h,
which deal with wrapping correctly

[akpm@linux-foundation.org: coding-style fixes]

Signed-off-by: S.Caglar Onur <caglar@pardus.org.tr>
Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
S.Caglar Onur 2008-03-28 14:27:05 -07:00 committed by Tony Luck
parent 734bc367b4
commit 5cf1f7cef1
3 changed files with 6 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/ia64/kernel/irq_ia64.c
View File

@ -472,7 +472,7 @@ ia64_handle_irq (ia64_vector vector, struct pt_regs *regs)
static unsigned char count;
static long last_time;
if (jiffies - last_time > 5*HZ)
if (time_after(jiffies, last_time + 5 * HZ))
count = 0;
if (++count < 5) {
last_time = jiffies;

4
arch/ia64/kernel/mca.c
View File

@ -69,6 +69,7 @@
* 2007-04-27 Russ Anderson <rja@sgi.com>
* Support multiple cpus going through OS_MCA in the same event.
*/
#include <linux/jiffies.h>
#include <linux/types.h>
#include <linux/init.h>
#include <linux/sched.h>
@ -293,7 +294,8 @@ static void ia64_mlogbuf_dump_from_init(void)
if (mlogbuf_finished)
return;
if (mlogbuf_timestamp && (mlogbuf_timestamp + 30*HZ > jiffies)) {
if (mlogbuf_timestamp &&
time_before(jiffies, mlogbuf_timestamp + 30 * HZ)) {
printk(KERN_ERR "INIT: mlogbuf_dump is interrupted by INIT "
" and the system seems to be messed up.\n");
ia64_mlogbuf_finish(0);

3
arch/ia64/kernel/unaligned.c
View File

@ -13,6 +13,7 @@
* 2001/08/13 Correct size of extended floats (float_fsz) from 16 to 10 bytes.
* 2001/01/17 Add support emulation of unaligned kernel accesses.
*/
#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/tty.h>
@ -1290,7 +1291,7 @@ within_logging_rate_limit (void)
{
static unsigned long count, last_time;
if (jiffies - last_time > 5*HZ)
if (time_after(jiffies, last_time + 5 * HZ))
count = 0;
if (count < 5) {
last_time = jiffies;