63 lines
2.4 KiB
Diff
63 lines
2.4 KiB
Diff
From 487a36821ea214a73e1d0dcbd6d84123b50d1135 Mon Sep 17 00:00:00 2001
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From: Miroslav Lichvar <mlichvar@redhat.com>
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Date: Wed, 27 Aug 2014 16:47:19 +0200
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Subject: [PATCH] timesyncd: get kernel timestamp in nanoseconds
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---
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src/timesync/timesyncd-manager.c | 14 +++++---------
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1 file changed, 5 insertions(+), 9 deletions(-)
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diff --git a/src/timesync/timesyncd-manager.c b/src/timesync/timesyncd-manager.c
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index 333960669c..2b0580cf01 100644
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--- a/src/timesync/timesyncd-manager.c
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+++ b/src/timesync/timesyncd-manager.c
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@@ -136,10 +136,6 @@ static double ts_to_d(const struct timespec *ts) {
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return ts->tv_sec + (1.0e-9 * ts->tv_nsec);
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}
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-static double tv_to_d(const struct timeval *tv) {
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- return tv->tv_sec + (1.0e-6 * tv->tv_usec);
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-}
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-
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static double square(double d) {
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return d * d;
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}
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@@ -500,7 +496,7 @@ static int manager_receive_response(sd_event_source *source, int fd, uint32_t re
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.msg_namelen = sizeof(server_addr),
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};
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struct cmsghdr *cmsg;
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- struct timeval *recv_time;
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+ struct timespec *recv_time;
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ssize_t len;
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double origin, receive, trans, dest;
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double delay, offset;
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@@ -543,8 +539,8 @@ static int manager_receive_response(sd_event_source *source, int fd, uint32_t re
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continue;
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switch (cmsg->cmsg_type) {
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- case SCM_TIMESTAMP:
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- recv_time = (struct timeval *) CMSG_DATA(cmsg);
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+ case SCM_TIMESTAMPNS:
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+ recv_time = (struct timespec *) CMSG_DATA(cmsg);
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break;
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}
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}
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@@ -615,7 +611,7 @@ static int manager_receive_response(sd_event_source *source, int fd, uint32_t re
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origin = ts_to_d(&m->trans_time) + OFFSET_1900_1970;
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receive = ntp_ts_to_d(&ntpmsg.recv_time);
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trans = ntp_ts_to_d(&ntpmsg.trans_time);
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- dest = tv_to_d(recv_time) + OFFSET_1900_1970;
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+ dest = ts_to_d(recv_time) + OFFSET_1900_1970;
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offset = ((receive - origin) + (trans - dest)) / 2;
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delay = (dest - origin) - (trans - receive);
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@@ -697,7 +693,7 @@ static int manager_listen_setup(Manager *m) {
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if (r < 0)
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return -errno;
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- r = setsockopt(m->server_socket, SOL_SOCKET, SO_TIMESTAMP, &on, sizeof(on));
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+ r = setsockopt(m->server_socket, SOL_SOCKET, SO_TIMESTAMPNS, &on, sizeof(on));
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if (r < 0)
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return -errno;
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