Date: Fri, 27 May 2016 07:05:30 +0000 (UTC) From: Sepherosa Ziehau <sephe@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r300832 - head/sys/dev/hyperv/vmbus Message-ID: <201605270705.u4R75UVi042225@repo.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: sephe Date: Fri May 27 07:05:30 2016 New Revision: 300832 URL: https://svnweb.freebsd.org/changeset/base/300832 Log: hyperv: Clean up Hyper-V timecounter a bit. MFC after: 1 week Sponsored by: Microsoft OSTC Differential Revision: https://reviews.freebsd.org/D6569 Modified: head/sys/dev/hyperv/vmbus/hv_hv.c Modified: head/sys/dev/hyperv/vmbus/hv_hv.c ============================================================================== --- head/sys/dev/hyperv/vmbus/hv_hv.c Fri May 27 06:55:05 2016 (r300831) +++ head/sys/dev/hyperv/vmbus/hv_hv.c Fri May 27 07:05:30 2016 (r300832) @@ -74,22 +74,29 @@ struct hypercall_ctx { struct hyperv_dma hc_dma; }; -static struct hypercall_ctx hypercall_context; - -static u_int hv_get_timecount(struct timecounter *tc); +static u_int hyperv_get_timecount(struct timecounter *tc); -u_int hyperv_features; -u_int hyperv_recommends; +u_int hyperv_features; +u_int hyperv_recommends; static u_int hyperv_pm_features; static u_int hyperv_features3; -static struct timecounter hv_timecounter = { - hv_get_timecount, 0, ~0u, HV_NANOSECONDS_PER_SEC/100, "Hyper-V", HV_NANOSECONDS_PER_SEC/100 +static struct timecounter hyperv_timecounter = { + .tc_get_timecount = hyperv_get_timecount, + .tc_poll_pps = NULL, + .tc_counter_mask = 0xffffffff, + .tc_frequency = HV_NANOSECONDS_PER_SEC/100, + .tc_name = "Hyper-V", + .tc_quality = 2000, + .tc_flags = 0, + .tc_priv = NULL }; +static struct hypercall_ctx hypercall_context; + static u_int -hv_get_timecount(struct timecounter *tc) +hyperv_get_timecount(struct timecounter *tc __unused) { return rdmsr(MSR_HV_TIME_REF_COUNT); } @@ -304,8 +311,8 @@ hyperv_init(void *dummy __unused) wrmsr(MSR_HV_GUEST_OS_ID, MSR_HV_GUESTID_FREEBSD); if (hyperv_features & CPUID_HV_MSR_TIME_REFCNT) { - /* Register virtual timecount */ - tc_init(&hv_timecounter); + /* Register Hyper-V timecounter */ + tc_init(&hyperv_timecounter); } } SYSINIT(hyperv_initialize, SI_SUB_HYPERVISOR, SI_ORDER_FIRST, hyperv_init,
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201605270705.u4R75UVi042225>