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 X-Spam-Level: X-Spam-Status: No, score=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 29EF0C433DB for ; Fri, 22 Jan 2021 12:05:01 +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 9D8A223122 for ; Fri, 22 Jan 2021 12:04:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9D8A223122 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:44980 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l2vBS-0007CS-PI for qemu-devel@archiver.kernel.org; Fri, 22 Jan 2021 07:04:58 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:41652) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l2vAE-0006XO-JS for qemu-devel@nongnu.org; Fri, 22 Jan 2021 07:03:42 -0500 Received: from mail-ej1-x632.google.com ([2a00:1450:4864:20::632]:33278) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1l2vAD-0008Af-03 for qemu-devel@nongnu.org; Fri, 22 Jan 2021 07:03:42 -0500 Received: by mail-ej1-x632.google.com with SMTP id by1so7338107ejc.0 for ; Fri, 22 Jan 2021 04:03:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=n+Ij7T8O3IU04/0swRAjJER9rbY3TfzLGvMT8dFj48k=; b=d60zEqCz3DxxqydfJ8rAIbSi13w1bNJYLIPfBCJKAO7ma3gtRpmSWSC7HI1R7/vH/R RwQ7GnbZEzQTcAMAAAXxw+my8OxgKdyXQ4Ok0/9bSndumiQN3EwF4rQ7O2epHK3UJ6b5 q32hH+xngeJMoftda6M0h05kXD4UWGfJJ7WZanaraX/0CwrU85qSQdhZyscEI+DoN7nB MRiCfWgpaFRiyBlhn9WshMQsfkO1E6IrF+7FEQ1HqSCLrEFsMsun6H6XoCblksosVcfQ 8rCCf6wreNt+XPA2T1f0ao4IOAU8xrWSLvy6L9ie6u3VM5TAE5Eh+eUsSsJPf7K07kgS IgWQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=n+Ij7T8O3IU04/0swRAjJER9rbY3TfzLGvMT8dFj48k=; b=EodUKb6KNXATfr9G/DDclQ6reTxmhOFQ6kgnLvhzkExDZ0Hrsfjo1xg9Bo0ntRyK+C 4vayqgARykRLvlVNBa3mECb6WMGyphFJc1YyEyqCI+ARC1f0UCZSvkjSubmM6Norpszb sQ7dOpCAj1vdGKXKxQcJaOJtvuYZgRlY+7SN5U+U+Y32Icl9arH1RE+FQIAouAipPVDC 3xzqWyNVvmTMMF8pE8njqCGBt3OrsPOKFQCzztkbVLnHxM76/QIM5w9dznhRvAlys/JD /m4sJOsQnn6IHMsQN8nwrIhRnqX0SavHCVCsD3nptNu9Ai3NL46USSuV0dUXeiIMEgIY 82/Q== X-Gm-Message-State: AOAM53091Fz1DjjxlQ7HDudGE9BgDI6ePiRia15CwCvq+TwrjvZLCdX5 kXay1KHzLO2csGNF0ygUDktAI2sTrm6aZyUaaQ185w== X-Google-Smtp-Source: ABdhPJyXJsIAWRxLCrvBW3HRuvN2zGhfKTxXv0XhwogfSFtMbtd8KIC/gy4ZpQKywLeqjZe8zcsFdpUAWNu0GYpAQ1s= X-Received: by 2002:a17:906:3d4a:: with SMTP id q10mr2763961ejf.85.1611317019529; Fri, 22 Jan 2021 04:03:39 -0800 (PST) MIME-Version: 1.0 References: <20210115224645.1196742-1-richard.henderson@linaro.org> <20210115224645.1196742-18-richard.henderson@linaro.org> In-Reply-To: <20210115224645.1196742-18-richard.henderson@linaro.org> From: Peter Maydell Date: Fri, 22 Jan 2021 12:03:28 +0000 Message-ID: Subject: Re: [PATCH v3 17/21] linux-user/aarch64: Signal SEGV_MTESERR for sync tag check fault To: Richard Henderson Content-Type: text/plain; charset="UTF-8" Received-SPF: pass client-ip=2a00:1450:4864:20::632; envelope-from=peter.maydell@linaro.org; helo=mail-ej1-x632.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: qemu-arm , QEMU Developers Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Fri, 15 Jan 2021 at 22:47, Richard Henderson wrote: > > Signed-off-by: Richard Henderson > --- > linux-user/aarch64/target_signal.h | 2 ++ > linux-user/aarch64/cpu_loop.c | 3 +++ > 2 files changed, 5 insertions(+) > > diff --git a/linux-user/aarch64/target_signal.h b/linux-user/aarch64/target_signal.h > index ddd73169f0..777fb667fe 100644 > --- a/linux-user/aarch64/target_signal.h > +++ b/linux-user/aarch64/target_signal.h > @@ -21,5 +21,7 @@ typedef struct target_sigaltstack { > > #include "../generic/signal.h" > > +#define TARGET_SEGV_MTESERR 9 /* Synchronous ARM MTE exception */ > + > #define TARGET_ARCH_HAS_SETUP_FRAME > #endif /* AARCH64_TARGET_SIGNAL_H */ > diff --git a/linux-user/aarch64/cpu_loop.c b/linux-user/aarch64/cpu_loop.c > index 7811440c68..6867f0db2b 100644 > --- a/linux-user/aarch64/cpu_loop.c > +++ b/linux-user/aarch64/cpu_loop.c > @@ -133,6 +133,9 @@ void cpu_loop(CPUARMState *env) > case 0x0d ... 0x0f: /* Permission fault, level {1-3} */ > info.si_code = TARGET_SEGV_ACCERR; > break; > + case 0x11: /* Synchronous Tag Check Fault */ > + info.si_code = TARGET_SEGV_MTESERR; > + break; > default: > g_assert_not_reached(); > } > -- > 2.25.1 Reviewed-by: Peter Maydell thanks -- PMM