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[209.51.188.17]) by mx.google.com with ESMTPS id j7si1406354qtq.150.2021.03.05.03.23.03 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Fri, 05 Mar 2021 03:23:03 -0800 (PST) Received-SPF: pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=IS+2VCG1; spf=pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from localhost ([::1]:57340 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lI8Xv-0004yL-4g for alex.bennee@linaro.org; Fri, 05 Mar 2021 06:23:03 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:58184) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lI8Xa-0004y7-SX for qemu-arm@nongnu.org; Fri, 05 Mar 2021 06:22:43 -0500 Received: from mail-ed1-x52e.google.com ([2a00:1450:4864:20::52e]:38475) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lI8XZ-0004qY-IW for qemu-arm@nongnu.org; Fri, 05 Mar 2021 06:22:42 -0500 Received: by mail-ed1-x52e.google.com with SMTP id m9so2066225edd.5 for ; Fri, 05 Mar 2021 03:22:41 -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=8qyOVIxrlhAAZUUomRZiOSz30DPevvY82WCeucYNLzE=; b=IS+2VCG1/eQCa7O8BlCgLX5YTRgYN6Lp4CVVSKfmGs7JaDF0UrTiVai4yy/l/IwdiY IBBoDci5O4FdKnE1wllTKJfFdEYIm18iaHVIYIcWYoJJ8MJGlBxTmgAzU6CUAP77L/Vr NucV2peQOUa1A5sxrC4jaNtCsVmL37EuIIzluuCz7SOw02VJWxsAxeJj772JoMNvuJMN xgp8xf/TnmTO/DRaNDJMcOoxbZjze7QtwTQW3hUev3qmnBb3+KK9yxXFuSqoXbR/+JY8 KosmOF7dSdLcyH9IaR5UeAGlpPbHJaY4OqbNhH9EMd1LBXYp5u5hthhTUX3/J0T/9r0e +Hqw== 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=8qyOVIxrlhAAZUUomRZiOSz30DPevvY82WCeucYNLzE=; b=QDupjNiShoBK5ISmohUZmzWdqZ6ek5yOwIBRENV82vexxtwaR3wQykEMh8v+1gjmIh CvWUndQUF69h7MyNECCHxHTeFugk3/qfz7pCX1NcLHIDJQK89i6cp5AVoGsccVmlX1kt 3Wq0P8ePZ3fEZ+qLxvYYDSiZoe+cMTGuNWRkIGOrcEB9XlIH5QD9U18WG6AO0TLwl4is rt965ojVKHUcaJ5/o6/PliKJA7dMH34l2tloRFsQa3pxJI/42s7dI/7WjFZcQ8mw8n+t n4fyBBrK43di1VMObdQS2LEz/fe15I4cmFpEcX0urosZVFLr/KwQimDKnxKbHa7ePNEk g1gQ== X-Gm-Message-State: AOAM5304GAGIV1sxiMcezBYBQ/n/ej64AS36fXjKWUhLnY3ooNysurT+ InNr/EpKMAbSDHU/vtvPXwQVG/uZUG7MPD+RQVRowZw7YSI= X-Received: by 2002:aa7:c804:: with SMTP id a4mr8460140edt.251.1614943360064; Fri, 05 Mar 2021 03:22:40 -0800 (PST) MIME-Version: 1.0 References: <20210216224543.16142-1-rebecca@nuviainc.com> In-Reply-To: <20210216224543.16142-1-rebecca@nuviainc.com> From: Peter Maydell Date: Fri, 5 Mar 2021 11:22:24 +0000 Message-ID: Subject: Re: [PATCH v2 0/3] target/arm: Add support for FEAT_SSBS To: Rebecca Cran Content-Type: text/plain; charset="UTF-8" Received-SPF: pass client-ip=2a00:1450:4864:20::52e; envelope-from=peter.maydell@linaro.org; helo=mail-ed1-x52e.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=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@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-arm-bounces+alex.bennee=linaro.org@nongnu.org Sender: "Qemu-arm" X-TUID: h10/rdoqi4IO On Tue, 16 Feb 2021 at 22:45, Rebecca Cran wrote: > > > Add support for FEAT_SSBS, Speculative Store Bypass Safe. SSBS is an > optional feature in ARMv8.0 and is mandatory in ARMv8.5. > > Changes from v1 to v2: > > o Removed changes to cpsr_write_from_spsr_elx and cpsr_read_for_spsr_elx. > o Moved the SSBS case in translate-a64.c above DIT to keep the numbers in > order. > o Moved the check for SCTLR_DSSBS_32 in take_aarch32_exception. > Applied to target-arm.next, thanks. -- PMM