Merge branch 'v4.4/topic/mm-kaslr' into v4.4/topic/mm-kaslr-pax_usercopy

[firefly-linux-kernel-4.4.55.git] / include / linux / jiffies.h

diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h
index 535fd3bb1ba889d77afc3d7ad25c093810b5bfd6..5fdc55312334fe68145c1c9e4decb29dd539e7b5 100644 (file)
--- a/include/linux/jiffies.h
+++ b/include/linux/jiffies.h
@@ -351,7 +351,7 @@ static inline unsigned long _msecs_to_jiffies(const unsigned int m)
  * directly here and from __msecs_to_jiffies() in the case where
  * constant folding is not possible.
  */
-static inline unsigned long msecs_to_jiffies(const unsigned int m)
+static __always_inline unsigned long msecs_to_jiffies(const unsigned int m)
 {
        if (__builtin_constant_p(m)) {
                if ((int)m < 0)
@@ -363,18 +363,11 @@ static inline unsigned long msecs_to_jiffies(const unsigned int m)
 }
 
 extern unsigned long __usecs_to_jiffies(const unsigned int u);
-#if HZ <= USEC_PER_SEC && !(USEC_PER_SEC % HZ)
+#if !(USEC_PER_SEC % HZ)
 static inline unsigned long _usecs_to_jiffies(const unsigned int u)
 {
        return (u + (USEC_PER_SEC / HZ) - 1) / (USEC_PER_SEC / HZ);
 }
-#elif HZ > USEC_PER_SEC && !(HZ % USEC_PER_SEC)
-static inline unsigned long _usecs_to_jiffies(const unsigned int u)
-{
-       return u * (HZ / USEC_PER_SEC);
-}
-static inline unsigned long _usecs_to_jiffies(const unsigned int u)
-{
 #else
 static inline unsigned long _usecs_to_jiffies(const unsigned int u)
 {
@@ -405,7 +398,7 @@ static inline unsigned long _usecs_to_jiffies(const unsigned int u)
  * directly here and from __msecs_to_jiffies() in the case where
  * constant folding is not possible.
  */
-static inline unsigned long usecs_to_jiffies(const unsigned int u)
+static __always_inline unsigned long usecs_to_jiffies(const unsigned int u)
 {
        if (__builtin_constant_p(u)) {
                if (u > jiffies_to_usecs(MAX_JIFFY_OFFSET))
@@ -416,9 +409,25 @@ static inline unsigned long usecs_to_jiffies(const unsigned int u)
        }
 }
 
-extern unsigned long timespec_to_jiffies(const struct timespec *value);
-extern void jiffies_to_timespec(const unsigned long jiffies,
-                               struct timespec *value);
+extern unsigned long timespec64_to_jiffies(const struct timespec64 *value);
+extern void jiffies_to_timespec64(const unsigned long jiffies,
+                                 struct timespec64 *value);
+static inline unsigned long timespec_to_jiffies(const struct timespec *value)
+{
+       struct timespec64 ts = timespec_to_timespec64(*value);
+
+       return timespec64_to_jiffies(&ts);
+}
+
+static inline void jiffies_to_timespec(const unsigned long jiffies,
+                                      struct timespec *value)
+{
+       struct timespec64 ts;
+
+       jiffies_to_timespec64(jiffies, &ts);
+       *value = timespec64_to_timespec(ts);
+}
+
 extern unsigned long timeval_to_jiffies(const struct timeval *value);
 extern void jiffies_to_timeval(const unsigned long jiffies,
                               struct timeval *value);