master - dmstats: don't declare _start_timestamp if HAVE_SYS_TIMERFD_H

[Bryn Reeves]

Gitweb:        http://git.fedorahosted.org/git/?p=lvm2.git;a=commitdiff;h=a15f0d181ca2fb44c...
Commit:        a15f0d181ca2fb44c9c854dfba425d372a8756c6
Parent:        3e53adf7c0b83194a74a9fa75a7ebbf1c077de9a
Author:        Bryn M. Reeves 
AuthorDate:    Sun Dec 18 14:08:11 2016 +0000
Committer:     Bryn M. Reeves 
CommitterDate: Sun Dec 18 14:08:11 2016 +0000

dmstats: don't declare _start_timestamp if HAVE_SYS_TIMERFD_H

The _start_timestamp is not used by the TIMERFD clock.
---
 tools/dmsetup.c |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/tools/dmsetup.c b/tools/dmsetup.c
index e5ac80a..3f2c619 100644
--- a/tools/dmsetup.c
+++ b/tools/dmsetup.c
@@ -282,13 +282,15 @@ const char *_stats_types[] = {

/* report timekeeping */
 static struct dm_timestamp *_cycle_timestamp = NULL;
+#ifndef HAVE_SYS_TIMERFD_H
 static struct dm_timestamp *_start_timestamp = NULL;
+#else /* HAVE_SYS_TIMERFD_H */
+static int _timer_fd = -1; /* timerfd file descriptor. */
+#endif /* !HAVE_SYS_TIMERFD_H */
+
 static uint64_t _interval = 0; /* configured interval in nsecs */
 static uint64_t _new_interval = 0; /* flag top-of-interval */
 static uint64_t _last_interval = 0; /* approx. measured interval in nsecs */
-#ifdef HAVE_SYS_TIMERFD_H
-static int _timer_fd = -1; /* timerfd file descriptor. */
-#endif /* HAVE_SYS_TIMERFD_H */

/* Invalid fd value used to signal end-of-reporting. */
 #define TIMER_STOPPED -2