summaryrefslogtreecommitdiff
path: root/drivers/char/hangcheck-timer.c
diff options
context:
space:
mode:
authorSteven Whitehouse <steve@men-an-tol.chygwyn.com>2006-02-23 09:49:43 +0000
committerSteven Whitehouse <swhiteho@redhat.com>2006-02-23 09:49:43 +0000
commitd35462b4bb847b68321c55e95c926aa485aecce2 (patch)
treeb08e18bf6e672633402871ee763102fdb5e63229 /drivers/char/hangcheck-timer.c
parent91ffd7db71e7451f89941a8f428b4daa2a7c1e38 (diff)
parent9e956c2dac9bec602ed1ba29181b45ba6d2b6448 (diff)
downloadlwn-d35462b4bb847b68321c55e95c926aa485aecce2.tar.gz
lwn-d35462b4bb847b68321c55e95c926aa485aecce2.zip
Merge branch 'master'
Diffstat (limited to 'drivers/char/hangcheck-timer.c')
-rw-r--r--drivers/char/hangcheck-timer.c12
1 files changed, 1 insertions, 11 deletions
diff --git a/drivers/char/hangcheck-timer.c b/drivers/char/hangcheck-timer.c
index 40a67c86420c..ac626418b329 100644
--- a/drivers/char/hangcheck-timer.c
+++ b/drivers/char/hangcheck-timer.c
@@ -117,12 +117,9 @@ __setup("hcheck_reboot", hangcheck_parse_reboot);
__setup("hcheck_dump_tasks", hangcheck_parse_dump_tasks);
#endif /* not MODULE */
-#if defined(CONFIG_X86)
+#if defined(CONFIG_X86) || defined(CONFIG_S390)
# define HAVE_MONOTONIC
# define TIMER_FREQ 1000000000ULL
-#elif defined(CONFIG_S390)
-/* FA240000 is 1 Second in the IBM time universe (Page 4-38 Principles of Op for zSeries */
-# define TIMER_FREQ 0xFA240000ULL
#elif defined(CONFIG_IA64)
# define TIMER_FREQ ((unsigned long long)local_cpu_data->itc_freq)
#elif defined(CONFIG_PPC64)
@@ -134,12 +131,7 @@ extern unsigned long long monotonic_clock(void);
#else
static inline unsigned long long monotonic_clock(void)
{
-# ifdef __s390__
- /* returns the TOD. see 4-38 Principles of Op of zSeries */
- return get_clock();
-# else
return get_cycles();
-# endif /* __s390__ */
}
#endif /* HAVE_MONOTONIC */
@@ -188,8 +180,6 @@ static int __init hangcheck_init(void)
VERSION_STR, hangcheck_tick, hangcheck_margin);
#if defined (HAVE_MONOTONIC)
printk("Hangcheck: Using monotonic_clock().\n");
-#elif defined(__s390__)
- printk("Hangcheck: Using TOD.\n");
#else
printk("Hangcheck: Using get_cycles().\n");
#endif /* HAVE_MONOTONIC */