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Thu, 19 Aug 2021 12:14:00 -0700 (PDT) Received: from [192.168.3.43] ([173.197.107.15]) by smtp.gmail.com with ESMTPSA id l10sm4106454pjg.11.2021.08.19.12.13.59 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 19 Aug 2021 12:13:59 -0700 (PDT) Subject: Re: [PATCH v3 09/66] target/ppc: Move SPR_DSISR setting to powerpc_excp To: Peter Maydell References: <20210818191920.390759-1-richard.henderson@linaro.org> <20210818191920.390759-10-richard.henderson@linaro.org> From: Richard Henderson Message-ID: <5ff71398-0563-1b87-b549-4b30d850ae4c@linaro.org> Date: Thu, 19 Aug 2021 09:13:57 -1000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::1034; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1034.google.com X-Spam_score_int: -46 X-Spam_score: -4.7 X-Spam_bar: ---- X-Spam_report: (-4.7 / 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, NICE_REPLY_A=-2.591, 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 Developers Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 8/19/21 5:39 AM, Peter Maydell wrote: > cpu_ldl_code() in the unaligned-access handler is strictly speaking > bogus, because the page might have been unmapped after translation > but before we got round to actually running it. Better would be to > stash the relevant bits of info from the insn in the insn_start param, > the way Arm does with the syndrome info. Yep. That was more than I was prepared to do here. r~