From nobody Sat Nov 15 22:33:44 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1597252856; cv=none; d=zohomail.com; s=zohoarc; b=IM/EmTdomnScahEZP88tWQ54imrG5AmQfrdz+W2KHpSpZb7BmvvJViGB5Fo9lQedlJbwWWR7h70gqfK9ZN8CG8uFD6PRsVfhkrMRmySDKnRCo1M0Or0hQLqiCtmVolKQMWI+hEU24kRDm5Wq22JRMgG8lA27H2bAq1uaggu8bnA= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1597252856; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=gkaf80e+VCqbV0BxEoX+BcAOlQwRYSyZFcs+VT/z7+o=; b=HNQt+PAvkh/iF4Ea0zj8LbXXd+58fQHccbJ2LB0BJ+p5MoI2NnlyO/7tlpnmqWoviTSvi0GADA7RSbfkagSz4h3DBgLSV3TI7FBd3I/kKc9hez1CkNcmJ8f+KddmXQKyR1+Weq5qtpp+SRZVZIch2xk050JZr03ugnmb5PDa80M= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1597252856203388.0820171520272; Wed, 12 Aug 2020 10:20:56 -0700 (PDT) Received: from localhost ([::1]:47782 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1k5uQo-0005A3-Px for importer@patchew.org; Wed, 12 Aug 2020 13:20:54 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56908) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k5uPq-0003ps-1o for qemu-devel@nongnu.org; Wed, 12 Aug 2020 13:19:54 -0400 Received: from mail-pg1-x542.google.com ([2607:f8b0:4864:20::542]:35442) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1k5uPo-00018E-Ix for qemu-devel@nongnu.org; Wed, 12 Aug 2020 13:19:53 -0400 Received: by mail-pg1-x542.google.com with SMTP id o5so1392667pgb.2 for ; Wed, 12 Aug 2020 10:19:52 -0700 (PDT) Received: from localhost.localdomain ([71.212.141.89]) by smtp.gmail.com with ESMTPSA id y79sm3097206pfb.65.2020.08.12.10.19.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Aug 2020 10:19:50 -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 :mime-version:content-transfer-encoding; bh=gkaf80e+VCqbV0BxEoX+BcAOlQwRYSyZFcs+VT/z7+o=; b=mDb35vGim9EgH3JJb/PyRIlq5ub8+kRd1Ba0zOmajcbNBeNz3KB1gUWxikbLT7OryE fuX4bWy5zKdUZAUM1TCSHJBi2+EAC+LMTHLHv9oqTf0M+szq6dU/o5CpZWMvQgy8RNJz TBzctLq6pZ413C4UYfWy6uSMM14uHOxuvKOJKTvUGmwJPoNYHu7KtuDeVZFLmsVWXH7N RDiUVH/vIq7tU/XKK1auJ0oPAwsA8LLEp8QzJl4RDNZFhTxpGihhQkSdAemfFkhGACrk vPV9xlkJkbD1yN6vQ5afLK9Cg0lz+QFvDQUNMsWbHBZacSp7oKEiyGNYcx3mDbCCep9O OELw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=gkaf80e+VCqbV0BxEoX+BcAOlQwRYSyZFcs+VT/z7+o=; b=TbgwgEIB/9e7By8/fw07PkYfyrMeQCtcIyp2OhEAqRUrV51HJFxp6eVrtC7Bjtt39Z gCOEoG+q65561uVw1w39mO3lHUpXj72/yFGCNq8s1OSn0py9g+DNv6ubHIxN2K1hwiAs 9h8MY9QOelCOzs+X05SfCBPht/dTM1jZmYjBUS7ldNIRZrZ/mn71pSs3EiJzpqDZRoMx AfzcubZ5+zo6/l8gIESfjfCjSnFOKMaxFNcF6ui/1G+ngVsofk5f2ZMvrm6/QOIoh+I1 cdsTbTzz/juIjwohom0HuHfyibIdo3vS1K2pEFJbz+jZr4gKMc8NzMeHHHh4gJsm71AF oLow== X-Gm-Message-State: AOAM53149iv6w4JZdHEQ+9JGeGqjrhCH++DG3Ra3XqQSK0fJPJS+dcP8 9ujEL+Raj7EUWwgLXHMcu2/h5hKAQDc= X-Google-Smtp-Source: ABdhPJwIlLn1MeGlZiok90nU9kHBKS9tPRG7llizWcQBujC64VpAi20HMuZNxByMaGx6+Y4JBnTzcg== X-Received: by 2002:a63:5022:: with SMTP id e34mr158542pgb.384.1597252790887; Wed, 12 Aug 2020 10:19:50 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 2/3] target/arm: Pass the entire mte descriptor to mte_check_fail Date: Wed, 12 Aug 2020 10:19:45 -0700 Message-Id: <20200812171946.2044791-3-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200812171946.2044791-1-richard.henderson@linaro.org> References: <20200812171946.2044791-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::542; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x542.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andrey Konovalov , Vincenzo Frascino , alex.bennee@linaro.org, peter.maydell@linaro.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" We need more information than just the mmu_idx in order to create the proper exception syndrome. Only change the function signature so far. Signed-off-by: Richard Henderson --- target/arm/mte_helper.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/target/arm/mte_helper.c b/target/arm/mte_helper.c index 104752041f..a40454588d 100644 --- a/target/arm/mte_helper.c +++ b/target/arm/mte_helper.c @@ -514,9 +514,10 @@ void HELPER(stzgm_tags)(CPUARMState *env, uint64_t ptr= , uint64_t val) } =20 /* Record a tag check failure. */ -static void mte_check_fail(CPUARMState *env, int mmu_idx, +static void mte_check_fail(CPUARMState *env, uint32_t desc, uint64_t dirty_ptr, uintptr_t ra) { + int mmu_idx =3D FIELD_EX32(desc, MTEDESC, MIDX); ARMMMUIdx arm_mmu_idx =3D core_to_aa64_mmu_idx(mmu_idx); int el, reg_el, tcf, select; uint64_t sctlr; @@ -639,8 +640,7 @@ uint64_t mte_check1(CPUARMState *env, uint32_t desc, } =20 if (unlikely(!mte_probe1_int(env, desc, ptr, ra, bit55))) { - int mmu_idx =3D FIELD_EX32(desc, MTEDESC, MIDX); - mte_check_fail(env, mmu_idx, ptr, ra); + mte_check_fail(env, desc, ptr, ra); } =20 return useronly_clean_ptr(ptr); @@ -810,7 +810,7 @@ uint64_t mte_checkN(CPUARMState *env, uint32_t desc, =20 fail_ofs =3D tag_first + n * TAG_GRANULE - ptr; fail_ofs =3D ROUND_UP(fail_ofs, esize); - mte_check_fail(env, mmu_idx, ptr + fail_ofs, ra); + mte_check_fail(env, desc, ptr + fail_ofs, ra); } =20 done: @@ -922,7 +922,7 @@ uint64_t HELPER(mte_check_zva)(CPUARMState *env, uint32= _t desc, uint64_t ptr) fail: /* Locate the first nibble that differs. */ i =3D ctz64(mem_tag ^ ptr_tag) >> 4; - mte_check_fail(env, mmu_idx, align_ptr + i * TAG_GRANULE, ra); + mte_check_fail(env, desc, align_ptr + i * TAG_GRANULE, ra); =20 done: return useronly_clean_ptr(ptr); --=20 2.25.1