From patchwork Tue Sep 27 18:05:28 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoffer Dall X-Patchwork-Id: 9352465 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 658556086A for ; Tue, 27 Sep 2016 18:06:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5BFBB2924F for ; Tue, 27 Sep 2016 18:06:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5108429250; Tue, 27 Sep 2016 18:06:34 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 26A5F2925B for ; Tue, 27 Sep 2016 18:06:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935530AbcI0SGb (ORCPT ); Tue, 27 Sep 2016 14:06:31 -0400 Received: from mail-wm0-f51.google.com ([74.125.82.51]:36520 "EHLO mail-wm0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933067AbcI0SGH (ORCPT ); Tue, 27 Sep 2016 14:06:07 -0400 Received: by mail-wm0-f51.google.com with SMTP id w84so190353412wmg.1 for ; Tue, 27 Sep 2016 11:06:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=c1nwoU+U8WogcNidTUZG6/yQNy9Wtkl1K5XOiwMA0dA=; b=Gz7tcXF6Y7QjAl2AP99ZrVQlDDz3GR2Ij1CRR45xunqfs/PXVQgGSQecEu0ybcfyJP cBTqshwlVdCE55s1W0BOq1nNKiP2AUJxoKnLQ4rWTb0rzuOXakhj/P1p7h9PzRyjbjup s0JuVFbBaSoBDZDRKKAptbynmrGFDUE0bRmQ8= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=c1nwoU+U8WogcNidTUZG6/yQNy9Wtkl1K5XOiwMA0dA=; b=kkVy43kNt9+Mj6JpKCBpOjcaLJR6gMG7328gL92+PtinDbxHCM+/jXQvSiz366pprm 9nLgYWJ5mkevq2keX/IPlCwJPiuhy3Fg0eQI8ZlwXPu428M6sB88IteG4oih+Ltpgtal c2fSZKlSGhNBilDfiaa/ZFcYT6vu+oTTSbuy2cBC8vRCn7VJW2GiuJ0jiyraFypdOmOh s+Vyna2gy2V4XggMNCRUZyNGsAybZC0aVdzCszerot75OjyUrboKq5wLjzkSzqY+WRni hBcTxBGglWfSfEsKLfBwuuBxRWi5bdTPIIOP2jJRPFFGaJzqBpbJuYphBIS0J1YTNXxe TZHw== X-Gm-Message-State: AA6/9RneGBxNOsAMPMTAikIIjE2cKlVh5WU7jNOSwEgiiNBE7xUWZmSpGh9Fy1uR0Wwl+hAF X-Received: by 10.28.234.5 with SMTP id i5mr4094885wmh.128.1474999565440; Tue, 27 Sep 2016 11:06:05 -0700 (PDT) Received: from localhost.localdomain ([94.18.191.146]) by smtp.gmail.com with ESMTPSA id k2sm17932539wmg.23.2016.09.27.11.06.04 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 27 Sep 2016 11:06:04 -0700 (PDT) From: Christoffer Dall To: Paolo Bonzini , =?UTF-8?q?Radim=20Kr=C4=8Dm=C3=A1=C5=99?= Cc: Marc Zyngier , kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Christoffer Dall Subject: [PULL 20/50] arm64: KVM: Add exception code to report EL1 asynchronous aborts Date: Tue, 27 Sep 2016 20:05:28 +0200 Message-Id: <20160927180558.14699-21-christoffer.dall@linaro.org> X-Mailer: git-send-email 2.9.0 In-Reply-To: <20160927180558.14699-1-christoffer.dall@linaro.org> References: <20160927180558.14699-1-christoffer.dall@linaro.org> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Marc Zyngier So far, we don't have a code to indicate that we've taken an asynchronous abort from EL1. Let's add one. Signed-off-by: Marc Zyngier Signed-off-by: Christoffer Dall --- arch/arm64/include/asm/kvm_asm.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/arm64/include/asm/kvm_asm.h b/arch/arm64/include/asm/kvm_asm.h index 7561f63..d177e7e 100644 --- a/arch/arm64/include/asm/kvm_asm.h +++ b/arch/arm64/include/asm/kvm_asm.h @@ -21,9 +21,10 @@ #include #define ARM_EXCEPTION_IRQ 0 -#define ARM_EXCEPTION_TRAP 1 +#define ARM_EXCEPTION_EL1_SERROR 1 +#define ARM_EXCEPTION_TRAP 2 /* The hyp-stub will return this for any kvm_call_hyp() call */ -#define ARM_EXCEPTION_HYP_GONE 2 +#define ARM_EXCEPTION_HYP_GONE 3 #define KVM_ARM64_DEBUG_DIRTY_SHIFT 0 #define KVM_ARM64_DEBUG_DIRTY (1 << KVM_ARM64_DEBUG_DIRTY_SHIFT)