[TCP]: Allow minimum RTO to be configurable via routing metrics.

[linux-2.6-omap-h63xx.git] / include / linux / time.h

diff --git a/include/linux/time.h b/include/linux/time.h
index 8ea8dea713c7c5d7a7da0fcd2e72d3d70f9112af..6a5f503b4f1d6a7fbed3175f88aa3110ff1e6ea6 100644 (file)
--- a/include/linux/time.h
+++ b/include/linux/time.h
@@ -4,6 +4,7 @@
 #include <linux/types.h>
 
 #ifdef __KERNEL__
+# include <linux/cache.h>
 # include <linux/seqlock.h>
 #endif
 
@@ -36,7 +37,8 @@ struct timezone {
 #define NSEC_PER_SEC   1000000000L
 #define FSEC_PER_SEC   1000000000000000L
 
-static inline int timespec_equal(struct timespec *a, struct timespec *b)
+static inline int timespec_equal(const struct timespec *a,
+                                 const struct timespec *b)
 {
        return (a->tv_sec == b->tv_sec) && (a->tv_nsec == b->tv_nsec);
 }
@@ -93,32 +95,33 @@ extern struct timespec wall_to_monotonic;
 extern seqlock_t xtime_lock __attribute__((weak));
 
 extern unsigned long read_persistent_clock(void);
+extern int update_persistent_clock(struct timespec now);
+extern int no_sync_cmos_clock __read_mostly;
 void timekeeping_init(void);
 
-static inline unsigned long get_seconds(void)
-{
-       return xtime.tv_sec;
-}
-
+unsigned long get_seconds(void);
 struct timespec current_kernel_time(void);
 
 #define CURRENT_TIME           (current_kernel_time())
-#define CURRENT_TIME_SEC       ((struct timespec) { xtime.tv_sec, 0 })
+#define CURRENT_TIME_SEC       ((struct timespec) { get_seconds(), 0 })
 
 extern void do_gettimeofday(struct timeval *tv);
 extern int do_settimeofday(struct timespec *tv);
 extern int do_sys_settimeofday(struct timespec *tv, struct timezone *tz);
 #define do_posix_clock_monotonic_gettime(ts) ktime_get_ts(ts)
-extern long do_utimes(int dfd, char __user *filename, struct timeval *times);
+extern long do_utimes(int dfd, char __user *filename, struct timespec *times, int flags);
 struct itimerval;
 extern int do_setitimer(int which, struct itimerval *value,
                        struct itimerval *ovalue);
 extern unsigned int alarm_setitimer(unsigned int seconds);
 extern int do_getitimer(int which, struct itimerval *value);
 extern void getnstimeofday(struct timespec *tv);
+extern void getboottime(struct timespec *ts);
+extern void monotonic_to_bootbased(struct timespec *ts);
 
 extern struct timespec timespec_trunc(struct timespec t, unsigned gran);
 extern int timekeeping_is_continuous(void);
+extern void update_wall_time(void);
 
 /**
  * timespec_to_ns - Convert timespec to nanoseconds