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[174.21.70.228]) by smtp.gmail.com with ESMTPSA id t1sm15296771pgl.40.2021.05.25.19.19.07 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 25 May 2021 19:19:08 -0700 (PDT) Subject: Re: [PATCH v7 13/23] cpu: Move AVR target vmsd field from CPUClass to DeviceClass To: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= , qemu-devel@nongnu.org References: <20210517105140.1062037-1-f4bug@amsat.org> <20210517105140.1062037-14-f4bug@amsat.org> From: Richard Henderson Message-ID: <2c96e1c3-85d8-6d1b-8f9f-0b6a1bc5486c@linaro.org> Date: Tue, 25 May 2021 19:19:06 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <20210517105140.1062037-14-f4bug@amsat.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::42e; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42e.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, NICE_REPLY_A=-0.001, 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-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-riscv@nongnu.org, Laurent Vivier , qemu-s390x@nongnu.org, qemu-arm@nongnu.org, qemu-ppc@nongnu.org, Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 5/17/21 3:51 AM, Philippe Mathieu-Daudé wrote: > See rationale in previous commit. Targets should use the vmsd field > of DeviceClass, not CPUClass. As migration is not important on the > AVR target, break the migration compatibility and set the DeviceClass > vmsd field. To feel safer, increment the vmstate version. > > Signed-off-by: Philippe Mathieu-Daudé > --- > v7: Increment vmstate version (Richard) > --- > target/avr/cpu.c | 2 +- > target/avr/machine.c | 4 ++-- > 2 files changed, 3 insertions(+), 3 deletions(-) Reviewed-by: Richard Henderson r~