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authorThomas Gleixner <tglx@linutronix.de>2006-01-09 20:52:29 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-10 08:01:36 -0800
commit5f82b2b77e66d452c3037cc47f436d2d76fd5f06 (patch)
treec3c5f11d7160fa4651ca1acf5d927a7546c3d725 /include/linux/time.h
parent2a698971941bf5e6ebe96275f7d5318b2cf91ccf (diff)
downloadop-kernel-dev-5f82b2b77e66d452c3037cc47f436d2d76fd5f06.zip
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[PATCH] hrtimer: create and use timespec_valid macro
add timespec_valid(ts) [returns false if the timespec is denorm] Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/time.h')
-rw-r--r--include/linux/time.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/time.h b/include/linux/time.h
index 4d49cab..64e7974 100644
--- a/include/linux/time.h
+++ b/include/linux/time.h
@@ -44,6 +44,12 @@ extern unsigned long mktime(const unsigned int year, const unsigned int mon,
extern void set_normalized_timespec(struct timespec *ts, time_t sec, long nsec);
+/*
+ * Returns true if the timespec is norm, false if denorm:
+ */
+#define timespec_valid(ts) \
+ (((ts)->tv_sec >= 0) && (((unsigned) (ts)->tv_nsec) < NSEC_PER_SEC))
+
extern struct timespec xtime;
extern struct timespec wall_to_monotonic;
extern seqlock_t xtime_lock;
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