Hi all This series adds a clock source based on Hyper-V's reference TSC. The meat is in the last patch.
With this series, Xen on Hyper-V no longer runs on emulated PIT. (XEN) Platform timer is 2294.686MHz HYPER-V REFERENCE TSC This series depends on [0]. Wei. 0: https://lists.xen.org/archives/html/xen-devel/2019-10/msg01420.html Cc: Jan Beulich <jbeul...@suse.com> Cc: Andrew Cooper <andrew.coop...@citrix.com> Cc: Wei Liu <w...@xen.org> Cc: Roger Pau Monné <roger....@citrix.com> Cc: Paul Durrant <p...@xen.org> Wei Liu (7): x86: import hyperv-tlfs.h from Linux x86: fix up hyperv-tlfs.h x86/hyperv: extract more information from Hyper-V x86: add a comment regarding the location of hypervisor_probe x86: use running_on_hypervisor to gate hypervisor_setup x86/hyperv: provide hyperv_guest variable x86: implement Hyper-V clock source xen/arch/x86/guest/hyperv/hyperv.c | 17 + xen/arch/x86/setup.c | 6 +- xen/arch/x86/time.c | 87 +++ xen/include/asm-x86/guest/hyperv-tlfs.h | 907 ++++++++++++++++++++++++ xen/include/asm-x86/guest/hyperv.h | 14 + 5 files changed, 1030 insertions(+), 1 deletion(-) create mode 100644 xen/include/asm-x86/guest/hyperv-tlfs.h -- 2.20.1 _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel
