[PATCH 15/19] y2038: introduce timespec64_to_jiffies

[Arnd Bergmann]

This is needed to convert do_sigtimedwait to use timespec64.

Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
---
 include/linux/jiffies.h | 13 ++++++++++++-
 kernel/time/time.c      | 11 ++---------
 2 files changed, 14 insertions(+), 10 deletions(-)

diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h
index c367cbdf73ab..2aeb872f5547 100644
--- a/include/linux/jiffies.h
+++ b/include/linux/jiffies.h
@@ -290,7 +290,18 @@ static inline u64 jiffies_to_nsecs(const unsigned long j)
 
 extern unsigned long msecs_to_jiffies(const unsigned int m);
 extern unsigned long usecs_to_jiffies(const unsigned int u);
-extern unsigned long timespec_to_jiffies(const struct timespec *value);
+extern unsigned long __timespec_to_jiffies(unsigned long sec, long nsec);
+static inline unsigned long timespec_to_jiffies(const struct timespec *value)
+{
+	return __timespec_to_jiffies(value->tv_sec, value->tv_nsec);
+}
+
+static inline unsigned long timespec64_to_jiffies(const struct timespec64 *value)
+{
+	return __timespec_to_jiffies(value->tv_sec, value->tv_nsec);
+}
+
+
 extern void jiffies_to_timespec(const unsigned long jiffies,
 				struct timespec *value);
 extern unsigned long timeval_to_jiffies(const struct timeval *value);
diff --git a/kernel/time/time.c b/kernel/time/time.c
index 845af1db66fa..4d96236c07b0 100644
--- a/kernel/time/time.c
+++ b/kernel/time/time.c
@@ -571,7 +571,7 @@ EXPORT_SYMBOL(usecs_to_jiffies);
  * The >> (NSEC_JIFFIE_SC - SEC_JIFFIE_SC) converts the scaled nsec
  * value to a scaled second value.
  */
-static unsigned long
+unsigned long
 __timespec_to_jiffies(unsigned long sec, long nsec)
 {
 	nsec = nsec + TICK_NSEC - 1;
@@ -585,14 +585,7 @@ __timespec_to_jiffies(unsigned long sec, long nsec)
 		 (NSEC_JIFFIE_SC - SEC_JIFFIE_SC))) >> SEC_JIFFIE_SC;
 
 }
-
-unsigned long
-timespec_to_jiffies(const struct timespec *value)
-{
-	return __timespec_to_jiffies(value->tv_sec, value->tv_nsec);
-}
-
-EXPORT_SYMBOL(timespec_to_jiffies);
+EXPORT_SYMBOL(__timespec_to_jiffies);
 
 void
 jiffies_to_timespec(const unsigned long jiffies, struct timespec *value)
-- 
2.1.0.rc2

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