From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E95CFC4332F for ; Wed, 6 Oct 2021 17:34:35 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B1115610A0 for ; Wed, 6 Oct 2021 17:34:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org B1115610A0 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:40320 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mYAoM-00022G-UC for qemu-devel@archiver.kernel.org; Wed, 06 Oct 2021 13:34:34 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:48538) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mYAde-0007FA-8c for qemu-devel@nongnu.org; Wed, 06 Oct 2021 13:23:30 -0400 Received: from mail-pj1-x102d.google.com ([2607:f8b0:4864:20::102d]:44935) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mYAdc-00089E-3e for qemu-devel@nongnu.org; Wed, 06 Oct 2021 13:23:30 -0400 Received: by mail-pj1-x102d.google.com with SMTP id oa12-20020a17090b1bcc00b0019f715462a8so2896526pjb.3 for ; Wed, 06 Oct 2021 10:23:27 -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=gDo26nxZuCe6knbSSj4pxxnp0xROgd5wgByOtwEaQmw=; b=s/c35FQExy9xRKX4l99eqzFOGhsybjQrbLCBzKrgbA4FHc2Uai8Ue+XZ3vYWZzv9rC SFk28WSxTQ3zK7vp2fX9p5Z/ZIG1Sizzm4rixw6UCuCuo95O3CkGyVQF2R1fXEnqhXss 6EMSZRyEJxorVeMMrZLm3K8kEk7dXB04ibWGnA9dUscSTDIuWKzZaac+a1fFsAREHz7F jDn4HkvmF4/65EU34Nb31lErkUNi3/eRCYdQVPFStlncfNOqMo1c2t5cQbyWwBpuQEjC KpZGutAdEXapD5Z+nUDIV8GtNDxViPpa4uF+fQiCAIL0EyUpB3/Ugv0p4ZHPsaPhCTxd TJjA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=gDo26nxZuCe6knbSSj4pxxnp0xROgd5wgByOtwEaQmw=; b=f4Ym2NMFPZXv9zOw5jPMhA6BUyl8N4waQ61Fl1OSQhT88CffZGPXx/VvHhynLXmpcW fU9+lhGCe5z/dyROGfVoDahrg3qho4f79bxAOptIsIKLFxAglwZWTTW1nZOo8RghVOYz yGnTqPsZIdOXAjurb5kFn67ZK9uy+/i2p1mv7Q21nZtztdNpHmD918uB/u8nBIwoMlMt dxanAXEnAnw6eRbcRXMCjJRo0izOhtoeTtQXAAVnyz3JQkYFBZi8LGuoGQ6hF1PHf6+8 sPmz2Gph/m3GyAKt5Obr+kIwKl3UC5Yj0ToKa956XMGMnKGOZnWJwebYRaVLjyCG4YNl ukQw== X-Gm-Message-State: AOAM531WvfgI3SRkblfiCgTrPve/dxo+znUPLfWrjdPOHgvzM/kOJWy+ DiKUrtcCcBX6pPxI3AWxDY2/f8uklUw94A== X-Google-Smtp-Source: ABdhPJzUnSJa0cEFrkFkMggcAAM5uLK/h0nwpMJ90w9HEY3771VqY4H43ne79+e528AvFGIQUc4KHQ== X-Received: by 2002:a17:902:ab4b:b0:13e:932e:f65 with SMTP id ij11-20020a170902ab4b00b0013e932e0f65mr11958681plb.58.1633541006787; Wed, 06 Oct 2021 10:23:26 -0700 (PDT) Received: from localhost.localdomain ([71.212.134.125]) by smtp.gmail.com with ESMTPSA id w7sm21606929pfj.189.2021.10.06.10.23.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Oct 2021 10:23:26 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v4 22/41] target/arm: Use cpu_loop_exit_sigsegv for mte tag lookup Date: Wed, 6 Oct 2021 10:22:48 -0700 Message-Id: <20211006172307.780893-23-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211006172307.780893-1-richard.henderson@linaro.org> References: <20211006172307.780893-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::102d; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102d.google.com 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: alex.bennee@linaro.org, laurent@vivier.eu, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Use the new os interface for raising the exception, rather than calling arm_cpu_tlb_fill directly. Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Richard Henderson --- target/arm/mte_helper.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/target/arm/mte_helper.c b/target/arm/mte_helper.c index 724175210b..e09b7e46a2 100644 --- a/target/arm/mte_helper.c +++ b/target/arm/mte_helper.c @@ -84,10 +84,8 @@ static uint8_t *allocation_tag_mem(CPUARMState *env, int ptr_mmu_idx, uintptr_t index; if (!(flags & (ptr_access == MMU_DATA_STORE ? PAGE_WRITE_ORG : PAGE_READ))) { - /* SIGSEGV */ - arm_cpu_tlb_fill(env_cpu(env), ptr, ptr_size, ptr_access, - ptr_mmu_idx, false, ra); - g_assert_not_reached(); + cpu_loop_exit_sigsegv(env_cpu(env), ptr, ptr_access, + !(flags & PAGE_VALID), ra); } /* Require both MAP_ANON and PROT_MTE for the page. */ -- 2.25.1