Marcelo Tosatti a0e136d436 PTP: add kvm PTP driver ... Add a driver with gettime method returning hosts realtime clock. This allows Chrony to synchronize host and guest clocks with high precision (see results below). chronyc> sources MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== To configure Chronyd to use PHC refclock, add the following line to its configuration file: refclock PHC /dev/ptpX poll 3 dpoll -2 offset 0 Where /dev/ptpX is the kvmclock PTP clock. Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com> Acked-by: Richard Cochran <richardcochran@gmail.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>		2017-02-08 17:16:20 +01:00
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Kconfig	PTP: add kvm PTP driver	2017-02-08 17:16:20 +01:00
Makefile	PTP: add kvm PTP driver	2017-02-08 17:16:20 +01:00
ptp_chardev.c	drivers/ptp: Fix kernel memory disclosure	2016-10-13 10:20:06 -04:00
ptp_clock.c	ptp: Introduce a high resolution frequency adjustment method.	2016-11-09 21:19:53 -05:00
ptp_ixp46x.c	ptp: ixp46x: remove NO_IRQ handling	2016-09-06 16:57:02 -07:00
ptp_kvm.c	PTP: add kvm PTP driver	2017-02-08 17:16:20 +01:00
ptp_pch.c	ptp: pch: convert to the 64 bit get/set time methods.	2015-03-31 12:01:19 -04:00
ptp_private.h	ptp: expose the programmable pins via sysfs	2014-03-21 14:21:14 -04:00
ptp_sysfs.c	ptp: use permission-specific DEVICE_ATTR variants	2016-10-31 15:32:12 -04:00