Message ID | 20161210204712.21830-3-christoffer.dall@linaro.org |
---|---|
State | New |
Headers | show
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[2.108.209.202]) by smtp.gmail.com with ESMTPSA id 29sm7578325lft.43.2016.12.10.12.47.06 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 10 Dec 2016 12:47:07 -0800 (PST) From: Christoffer Dall <christoffer.dall@linaro.org> To: kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org Subject: [RFC PATCH 2/7] KVM: arm/arm64: Move kvm_vgic_flush_hwstate under disabled irq Date: Sat, 10 Dec 2016 21:47:07 +0100 Message-Id: <20161210204712.21830-3-christoffer.dall@linaro.org> X-Mailer: git-send-email 2.9.0 In-Reply-To: <20161210204712.21830-1-christoffer.dall@linaro.org> References: <20161210204712.21830-1-christoffer.dall@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20161210_124729_903252_1E85E448 X-CRM114-Status: GOOD ( 10.76 ) X-Spam-Score: -2.7 (--) X-Spam-Report: SpamAssassin version 3.4.0 on bombadil.infradead.org summary: Content analysis details: (-2.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [2a00:1450:4010:c07:0:0:0:232 listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Cc: Marc Zyngier <marc.zyngier@arm.com>, Christoffer Dall <christoffer.dall@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+patch=linaro.org@lists.infradead.org |
diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c index 13e54e8..6591af7 100644 --- a/arch/arm/kvm/arm.c +++ b/arch/arm/kvm/arm.c @@ -627,11 +627,12 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *run) */ preempt_disable(); kvm_pmu_flush_hwstate(vcpu); - kvm_timer_flush_hwstate(vcpu); - kvm_vgic_flush_hwstate(vcpu); local_irq_disable(); + kvm_timer_flush_hwstate(vcpu); + kvm_vgic_flush_hwstate(vcpu); + /* * Re-check atomic conditions */
As we are about to play tricks with the timer to be more lazy in saving and restoring state, we need to move the timer flush function under a disabled irq section and since we hav to flush the vgic state after the timer state, move it as well. Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org> --- arch/arm/kvm/arm.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) -- 2.9.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel