Author: royger Date: Wed May 4 13:49:59 2016 New Revision: 299065 URL: https://svnweb.freebsd.org/changeset/base/299065
Log: xen/pvclock: set the correct resolution for the Xen PV clock The Xen PV clock has a resolution of 1ns, so set the resolution to the highest one that FreeBSD supports, which is 1us. MFC after: 2 weeks Sponsored by: Citrix Systems R&D Modified: head/sys/dev/xen/timer/timer.c Modified: head/sys/dev/xen/timer/timer.c ============================================================================== --- head/sys/dev/xen/timer/timer.c Wed May 4 13:48:59 2016 (r299064) +++ head/sys/dev/xen/timer/timer.c Wed May 4 13:49:59 2016 (r299065) @@ -77,7 +77,12 @@ static devclass_t xentimer_devclass; /* Xen timers may fire up to 100us off */ #define XENTIMER_MIN_PERIOD_IN_NSEC 100*NSEC_IN_USEC -#define XENCLOCK_RESOLUTION 1000001 /* ATRTC resolution + 1 */ + +/* + * The real resolution of the PV clock is 1ns, but the highest + * resolution that FreeBSD supports is 1us, so just use that. + */ +#define XENCLOCK_RESOLUTION 1 #define XENTIMER_QUALITY 950 _______________________________________________ svn-src-all@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"