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authorTorben Hohn <torbenh@gmx.de>2011-01-27 15:59:00 +0100
committerThomas Gleixner <tglx@linutronix.de>2011-01-31 14:55:42 +0100
commitfbad1ea94159a71bc0f68b00e57ae803606af9fb (patch)
treebcd350cc5faa6d3607d2c279d66fa58e96c53425
parent871cf1e5f2a17702f58539a3af8b18fc8666ad4c (diff)
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time: Move get_jiffies_64 to kernel/time/jiffies.c
Move the jiffies access functions to the jiffies clocksource code. [ tglx: Add missing include ] Signed-off-by: Torben Hohn <torbenh@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: johnstul@us.ibm.com Cc: yong.zhang0@gmail.com Cc: hch@infradead.org LKML-Reference: <20110127145900.23248.73352.stgit@localhost> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
-rw-r--r--kernel/time.c17
-rw-r--r--kernel/time/jiffies.c18
2 files changed, 18 insertions, 17 deletions
diff --git a/kernel/time.c b/kernel/time.c
index 3217435..a31b512 100644
--- a/kernel/time.c
+++ b/kernel/time.c
@@ -674,23 +674,6 @@ unsigned long nsecs_to_jiffies(u64 n)
#endif
}
-#if (BITS_PER_LONG < 64)
-u64 get_jiffies_64(void)
-{
- unsigned long seq;
- u64 ret;
-
- do {
- seq = read_seqbegin(&xtime_lock);
- ret = jiffies_64;
- } while (read_seqretry(&xtime_lock, seq));
- return ret;
-}
-EXPORT_SYMBOL(get_jiffies_64);
-#endif
-
-EXPORT_SYMBOL(jiffies);
-
/*
* Add two timespec values and do a safety check for overflow.
* It's assumed that both values are valid (>= 0)
diff --git a/kernel/time/jiffies.c b/kernel/time/jiffies.c
index 5404a84..2fbc207 100644
--- a/kernel/time/jiffies.c
+++ b/kernel/time/jiffies.c
@@ -22,6 +22,7 @@
************************************************************************/
#include <linux/clocksource.h>
#include <linux/jiffies.h>
+#include <linux/module.h>
#include <linux/init.h>
/* The Jiffies based clocksource is the lowest common
@@ -64,6 +65,23 @@ struct clocksource clocksource_jiffies = {
.shift = JIFFIES_SHIFT,
};
+#if (BITS_PER_LONG < 64)
+u64 get_jiffies_64(void)
+{
+ unsigned long seq;
+ u64 ret;
+
+ do {
+ seq = read_seqbegin(&xtime_lock);
+ ret = jiffies_64;
+ } while (read_seqretry(&xtime_lock, seq));
+ return ret;
+}
+EXPORT_SYMBOL(get_jiffies_64);
+#endif
+
+EXPORT_SYMBOL(jiffies);
+
static int __init init_jiffies_clocksource(void)
{
return clocksource_register(&clocksource_jiffies);