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authorVojtech Pavlik <vojtech@suse.cz>2006-06-26 13:58:20 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-26 10:48:19 -0700
commit05ebb76109f302b949e745724bbf0f0634dba43f (patch)
tree350fa24df135197d53fef2e7d969b1bab7f97859
parentf3fa8ebc25129bb69929e20b0c84049c39029d8d (diff)
[PATCH] x86_64: Add useful constants to time.h
In timekeeping code, one often does need to use conversion constants. Naming these leads to code that's easier to understand, showing the reader between which units the conversion is made. Signed-off-by: Vojtech Pavlik <vojtech@suse.cz> Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--include/linux/time.h11
1 files changed, 7 insertions, 4 deletions
diff --git a/include/linux/time.h b/include/linux/time.h
index 0cd696cee99..2fa2987c9a0 100644
--- a/include/linux/time.h
+++ b/include/linux/time.h
@@ -28,10 +28,13 @@ struct timezone {
#ifdef __KERNEL__
/* Parameters used to convert the timespec values: */
-#define MSEC_PER_SEC 1000L
-#define USEC_PER_SEC 1000000L
-#define NSEC_PER_SEC 1000000000L
-#define NSEC_PER_USEC 1000L
+#define MSEC_PER_SEC 1000L
+#define USEC_PER_MSEC 1000L
+#define NSEC_PER_USEC 1000L
+#define NSEC_PER_MSEC 1000000L
+#define USEC_PER_SEC 1000000L
+#define NSEC_PER_SEC 1000000000L
+#define FSEC_PER_SEC 1000000000000000L
static inline int timespec_equal(struct timespec *a, struct timespec *b)
{