try CLOCK_BOOTTIME with fallback (#1091992)

openssh-6.4p1-CLOCK_BOOTTIME.patch

@@ -0,0 +1,29 @@
+--- a/misc.c
++++ b/misc.c
+@@ -865,17 +865,24 @@ ms_to_timeval(struct timeval *tv, int ms
+ time_t
+ monotime(void)
+ {
+-#if defined(HAVE_CLOCK_GETTIME) && defined(CLOCK_MONOTONIC)
++#if defined(HAVE_CLOCK_GETTIME) && \
++    (defined(CLOCK_MONOTONIC) || defined(CLOCK_BOOTTIME))
+ 	struct timespec ts;
+ 	static int gettime_failed = 0;
+ 
+ 	if (!gettime_failed) {
++#if defined(CLOCK_BOOTTIME)
++		if (clock_gettime(CLOCK_BOOTTIME, &ts) == 0)
++			return (ts.tv_sec);
++#endif
++#if defined(CLOCK_MONOTONIC)
+ 		if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0)
+ 			return (ts.tv_sec);
++#endif
+ 		debug3("clock_gettime: %s", strerror(errno));
+ 		gettime_failed = 1;
+ 	}
+-#endif
++#endif /* HAVE_CLOCK_GETTIME && (CLOCK_MONOTONIC || CLOCK_BOOTTIME */
+ 
+ 	return time(NULL);
+ }

openssh.spec

@@ -188,6 +188,8 @@ Patch904: openssh-6.4p1-FIPS-mode-SP800-131A.patch
 Patch905: openssh-6.4p1-legacy-ssh-copy-id.patch
 # Use tty allocation for a remote scp (#985650)
 Patch906: openssh-6.4p1-fromto-remote.patch
+# Try CLOCK_BOOTTIME with fallback (#1091992)
+Patch907: openssh-6.4p1-CLOCK_BOOTTIME.patch
 
 
 License: BSD
@@ -413,6 +415,7 @@ popd
 %patch904 -p1 -b .SP800-131A
 %patch905 -p1 -b .legacy-ssh-copy-id
 %patch906 -p1 -b .fromto-remote
+%patch907 -p1 -b .CLOCK_BOOTTIME
 
 %if 0
 # Nothing here yet