From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc Zyngier Subject: [PATCH] KVM: arm: vgic: Drop useless Group0 warning Date: Fri, 29 May 2015 17:30:15 +0100 Message-ID: <1432917015-31439-1-git-send-email-marc.zyngier@arm.com> Cc: Andre Przywara , Christoffer Dall To: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org Return-path: Received: from foss.arm.com ([217.140.101.70]:58175 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755391AbbE2Qa0 (ORCPT ); Fri, 29 May 2015 12:30:26 -0400 Sender: kvm-owner@vger.kernel.org List-ID: If a GICv3-enabled guest tries to configure Group0, we print a warning on the console (because we don't support Group0 interrupts). This is fairly pointless, and would allow a guest to spam the console. Let's just drop the warning. Signed-off-by: Marc Zyngier --- virt/kvm/arm/vgic-v3-emul.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/virt/kvm/arm/vgic-v3-emul.c b/virt/kvm/arm/vgic-v3-emul.c index e9c3a7a..53e6a6d 100644 --- a/virt/kvm/arm/vgic-v3-emul.c +++ b/virt/kvm/arm/vgic-v3-emul.c @@ -76,8 +76,6 @@ static bool handle_mmio_ctlr(struct kvm_vcpu *vcpu, vgic_reg_access(mmio, ®, offset, ACCESS_READ_VALUE | ACCESS_WRITE_VALUE); if (mmio->is_write) { - if (reg & GICD_CTLR_ENABLE_SS_G0) - kvm_info("guest tried to enable unsupported Group0 interrupts\n"); vcpu->kvm->arch.vgic.enabled = !!(reg & GICD_CTLR_ENABLE_SS_G1); vgic_update_state(vcpu->kvm); return true; -- 2.1.4