From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752201AbbKKQtf (ORCPT ); Wed, 11 Nov 2015 11:49:35 -0500 Received: from smtp02.citrix.com ([66.165.176.63]:63742 "EHLO SMTP02.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751414AbbKKQte (ORCPT ); Wed, 11 Nov 2015 11:49:34 -0500 X-IronPort-AV: E=Sophos;i="5.20,276,1444694400"; d="scan'208";a="317442843" Date: Wed, 11 Nov 2015 16:49:16 +0000 From: Stefano Stabellini X-X-Sender: sstabellini@kaball.uk.xensource.com To: CC: , Stefano Stabellini , Ian Campbell , Subject: [PATCH v3 0/6] Xen wallclock on arm and arm64 Message-ID: User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" X-DLP: MIA2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi all, this series introduces PV wallclock time support on arm and arm64. Changes in v3: - use ktime_get_ns instead of calling into the arch_timer functions directly - read the wallclock from the late_initcall - s/%llu.%0u/%llu.%09u - in xen_pvclock_gtod_notify use the passed struct timekeeper pointer rather than calling __current_kernel_time64 - use the passed struct timekeeper pointer to get the system time too - drop introduce __current_kernel_time64 Changes in v2: - introduce __current_kernel_time64 - rename dom0_op to platform_op - introduce XENPF_settime64 - extend pvclock_wall_clock with sec_hi - properly convert arch_timer ticker to nsec - use timespec64 interfaces - use sec_hi to get a 64-bit seconds value - use XENPF_settime64 - rename dom0_op to platform_op Stefano Stabellini (6): xen: rename dom0_op to platform_op xen/arm: introduce HYPERVISOR_platform_op on arm and arm64 xen: introduce XENPF_settime64 arm: extend pvclock_wall_clock with sec_hi xen/arm: introduce xen_read_wallclock xen/arm: set the system time in Xen via the XENPF_settime64 hypercall arch/arm/include/asm/xen/hypercall.h | 2 + arch/arm/include/asm/xen/interface.h | 1 + arch/arm/xen/enlighten.c | 86 +++++++++++++++++++++++++++++++++- arch/arm/xen/hypercall.S | 1 + arch/arm64/xen/hypercall.S | 1 + arch/x86/include/asm/xen/hypercall.h | 6 +-- arch/x86/xen/apic.c | 2 +- arch/x86/xen/enlighten.c | 8 ++-- arch/x86/xen/time.c | 10 ++-- drivers/xen/acpi.c | 2 +- drivers/xen/efi.c | 30 ++++++------ drivers/xen/pcpu.c | 8 ++-- drivers/xen/xen-acpi-cpuhotplug.c | 2 +- drivers/xen/xen-acpi-pad.c | 4 +- drivers/xen/xen-acpi-processor.c | 8 ++-- drivers/xen/xenfs/xensyms.c | 4 +- include/xen/interface/platform.h | 18 +++++-- include/xen/interface/xen.h | 2 +- 18 files changed, 147 insertions(+), 48 deletions(-) Cheers, Stefano From mboxrd@z Thu Jan 1 00:00:00 1970 From: stefano.stabellini@eu.citrix.com (Stefano Stabellini) Date: Wed, 11 Nov 2015 16:49:16 +0000 Subject: [PATCH v3 0/6] Xen wallclock on arm and arm64 Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi all, this series introduces PV wallclock time support on arm and arm64. Changes in v3: - use ktime_get_ns instead of calling into the arch_timer functions directly - read the wallclock from the late_initcall - s/%llu.%0u/%llu.%09u - in xen_pvclock_gtod_notify use the passed struct timekeeper pointer rather than calling __current_kernel_time64 - use the passed struct timekeeper pointer to get the system time too - drop introduce __current_kernel_time64 Changes in v2: - introduce __current_kernel_time64 - rename dom0_op to platform_op - introduce XENPF_settime64 - extend pvclock_wall_clock with sec_hi - properly convert arch_timer ticker to nsec - use timespec64 interfaces - use sec_hi to get a 64-bit seconds value - use XENPF_settime64 - rename dom0_op to platform_op Stefano Stabellini (6): xen: rename dom0_op to platform_op xen/arm: introduce HYPERVISOR_platform_op on arm and arm64 xen: introduce XENPF_settime64 arm: extend pvclock_wall_clock with sec_hi xen/arm: introduce xen_read_wallclock xen/arm: set the system time in Xen via the XENPF_settime64 hypercall arch/arm/include/asm/xen/hypercall.h | 2 + arch/arm/include/asm/xen/interface.h | 1 + arch/arm/xen/enlighten.c | 86 +++++++++++++++++++++++++++++++++- arch/arm/xen/hypercall.S | 1 + arch/arm64/xen/hypercall.S | 1 + arch/x86/include/asm/xen/hypercall.h | 6 +-- arch/x86/xen/apic.c | 2 +- arch/x86/xen/enlighten.c | 8 ++-- arch/x86/xen/time.c | 10 ++-- drivers/xen/acpi.c | 2 +- drivers/xen/efi.c | 30 ++++++------ drivers/xen/pcpu.c | 8 ++-- drivers/xen/xen-acpi-cpuhotplug.c | 2 +- drivers/xen/xen-acpi-pad.c | 4 +- drivers/xen/xen-acpi-processor.c | 8 ++-- drivers/xen/xenfs/xensyms.c | 4 +- include/xen/interface/platform.h | 18 +++++-- include/xen/interface/xen.h | 2 +- 18 files changed, 147 insertions(+), 48 deletions(-) Cheers, Stefano From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefano Stabellini Subject: [PATCH v3 0/6] Xen wallclock on arm and arm64 Date: Wed, 11 Nov 2015 16:49:16 +0000 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Return-path: Sender: linux-kernel-owner@vger.kernel.org To: xen-devel@lists.xensource.com Cc: linux-arm-kernel@lists.infradead.org, Stefano Stabellini , Ian Campbell , linux-kernel@vger.kernel.org List-Id: xen-devel@lists.xenproject.org Hi all, this series introduces PV wallclock time support on arm and arm64. Changes in v3: - use ktime_get_ns instead of calling into the arch_timer functions directly - read the wallclock from the late_initcall - s/%llu.%0u/%llu.%09u - in xen_pvclock_gtod_notify use the passed struct timekeeper pointer rather than calling __current_kernel_time64 - use the passed struct timekeeper pointer to get the system time too - drop introduce __current_kernel_time64 Changes in v2: - introduce __current_kernel_time64 - rename dom0_op to platform_op - introduce XENPF_settime64 - extend pvclock_wall_clock with sec_hi - properly convert arch_timer ticker to nsec - use timespec64 interfaces - use sec_hi to get a 64-bit seconds value - use XENPF_settime64 - rename dom0_op to platform_op Stefano Stabellini (6): xen: rename dom0_op to platform_op xen/arm: introduce HYPERVISOR_platform_op on arm and arm64 xen: introduce XENPF_settime64 arm: extend pvclock_wall_clock with sec_hi xen/arm: introduce xen_read_wallclock xen/arm: set the system time in Xen via the XENPF_settime64 hypercall arch/arm/include/asm/xen/hypercall.h | 2 + arch/arm/include/asm/xen/interface.h | 1 + arch/arm/xen/enlighten.c | 86 +++++++++++++++++++++++++++++++++- arch/arm/xen/hypercall.S | 1 + arch/arm64/xen/hypercall.S | 1 + arch/x86/include/asm/xen/hypercall.h | 6 +-- arch/x86/xen/apic.c | 2 +- arch/x86/xen/enlighten.c | 8 ++-- arch/x86/xen/time.c | 10 ++-- drivers/xen/acpi.c | 2 +- drivers/xen/efi.c | 30 ++++++------ drivers/xen/pcpu.c | 8 ++-- drivers/xen/xen-acpi-cpuhotplug.c | 2 +- drivers/xen/xen-acpi-pad.c | 4 +- drivers/xen/xen-acpi-processor.c | 8 ++-- drivers/xen/xenfs/xensyms.c | 4 +- include/xen/interface/platform.h | 18 +++++-- include/xen/interface/xen.h | 2 +- 18 files changed, 147 insertions(+), 48 deletions(-) Cheers, Stefano