sched: add new timeout class for peer transmissions

This allows transmissions in symmetric mode to be scheduled
independently from client transmissions. This reduces maximum delay
in scheduling when chronyd is configured with a larger number of
servers.

diff --git a/ntp_core.c b/ntp_core.c
index 600d6abc73c87b2f55316acfe8da8a459b18ef45..2717297e2cbddba77953f0ff305a3d4ae478f77d 100644 (file)
--- a/ntp_core.c
+++ b/ntp_core.c
@@ -427,7 +427,8 @@ restart_timeout(NCR_Instance inst, double delay)
   /* Start new timer for transmission */
   inst->tx_timeout_id = SCH_AddTimeoutInClass(delay, get_separation(inst->local_poll),
                                               SAMPLING_RANDOMNESS,
-                                              SCH_NtpSamplingClass,
+                                              inst->mode == MODE_CLIENT ?
+                                                SCH_NtpClientClass : SCH_NtpPeerClass,
                                               transmit_timeout, (void *)inst);
 }
 

diff --git a/sched.h b/sched.h
index 837c914d96bf97c610f781eb7e522bc366eb3c6e..bfb616907f043991940b1f0e1e8dbb13226aafb6 100644 (file)
--- a/sched.h
+++ b/sched.h
@@ -34,7 +34,8 @@ typedef unsigned int SCH_TimeoutID;
 
 typedef enum {
   SCH_ReservedTimeoutValue = 0,
-  SCH_NtpSamplingClass,
+  SCH_NtpClientClass,
+  SCH_NtpPeerClass,
   SCH_NtpBroadcastClass,
   SCH_NumberOfClasses /* needs to be last */
 } SCH_TimeoutClass;