From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:44596 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753906AbbGASb3 (ORCPT ); Wed, 1 Jul 2015 14:31:29 -0400 Subject: Patch "arm/arm64: KVM: Don't clear the VCPU_POWER_OFF flag" has been added to the 3.14-stable tree To: christoffer.dall@linaro.org, gregkh@linuxfoundation.org, marc.zyngier@arm.com, shannon.zhao@linaro.org Cc: , From: Date: Wed, 01 Jul 2015 11:31:28 -0700 Message-ID: <1435775488104194@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled arm/arm64: KVM: Don't clear the VCPU_POWER_OFF flag to the 3.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: arm-arm64-kvm-don-t-clear-the-vcpu_power_off-flag.patch and it can be found in the queue-3.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 03f1d4c17edb31b41b14ca3a749ae38d2dd6639d Mon Sep 17 00:00:00 2001 From: Christoffer Dall Date: Tue, 2 Dec 2014 15:27:51 +0100 Subject: arm/arm64: KVM: Don't clear the VCPU_POWER_OFF flag From: Christoffer Dall commit 03f1d4c17edb31b41b14ca3a749ae38d2dd6639d upstream. If a VCPU was originally started with power off (typically to be brought up by PSCI in SMP configurations), there is no need to clear the POWER_OFF flag in the kernel, as this flag is only tested during the init ioctl itself. Acked-by: Marc Zyngier Signed-off-by: Christoffer Dall Signed-off-by: Shannon Zhao Signed-off-by: Greg Kroah-Hartman --- arch/arm/kvm/arm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/arm/kvm/arm.c +++ b/arch/arm/kvm/arm.c @@ -678,7 +678,7 @@ static int kvm_arch_vcpu_ioctl_vcpu_init /* * Handle the "start in power-off" case by marking the VCPU as paused. */ - if (__test_and_clear_bit(KVM_ARM_VCPU_POWER_OFF, vcpu->arch.features)) + if (test_bit(KVM_ARM_VCPU_POWER_OFF, vcpu->arch.features)) vcpu->arch.pause = true; return 0; Patches currently in stable-queue which might be from christoffer.dall@linaro.org are queue-3.14/arm-arm64-kvm-ensure-memslots-are-within-kvm_phys_size.patch queue-3.14/arm-arm64-kvm-don-t-clear-the-vcpu_power_off-flag.patch queue-3.14/arm-arm64-kvm-correct-kvm_arm_vcpu_init-power-off-option.patch queue-3.14/arm-arm64-kvm-don-t-allow-creating-vcpus-after-vgic_initialized.patch queue-3.14/arm-arm64-kvm-fix-potential-null-dereference-in.patch queue-3.14/arm64-kvm-fix-unmapping-with-48-bit-vas.patch queue-3.14/arm-arm64-kvm-fix-set_clear_sgi_pend_reg-offset.patch queue-3.14/arm-kvm-strict_mm_typechecks-fix-for-user_mem_abort.patch queue-3.14/arm-arm64-kvm-fix-use-of-wnr-bit-in-kvm_is_write_fault.patch queue-3.14/arm-kvm-fix-cpu-hotplug.patch queue-3.14/arm-arm64-kvm-fix-vttbr_baddr_mask-and-pgd-alloc.patch queue-3.14/arm-arm64-kvm-introduce-stage2_unmap_vm.patch queue-3.14/arm-arm64-kvm-vgic-fix-error-code-in-kvm_vgic_create.patch queue-3.14/kvm-arm-vgic-plug-irq-injection-race.patch queue-3.14/arm-arm64-kvm-reset-the-hcr-on-each-vcpu-when-resetting-the.patch