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[88.21.204.71]) by smtp.gmail.com with ESMTPSA id b185sm170016wmd.3.2020.05.26.01.16.20 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 26 May 2020 01:16:20 -0700 (PDT) Subject: Re: [PATCH 11/14] hw/display/vmware_vga: Let the PCI device own its I/O MemoryRegion To: Gerd Hoffmann References: <20200526062252.19852-1-f4bug@amsat.org> <20200526062252.19852-12-f4bug@amsat.org> <20200526080123.ul5r4abphqfi7lkq@sirius.home.kraxel.org> From: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= Message-ID: <4a6478f2-6b70-40df-093f-e81d2437bfa7@amsat.org> Date: Tue, 26 May 2020 10:16:19 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <20200526080123.ul5r4abphqfi7lkq@sirius.home.kraxel.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::343; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-wm1-x343.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.001, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.249, RCVD_IN_DNSWL_NONE=-0.0001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN 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: Peter Maydell , qemu-trivial@nongnu.org, Alistair Francis , Mark Cave-Ayland , qemu-devel@nongnu.org, Igor Mitsyanko , qemu-arm@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 5/26/20 10:01 AM, Gerd Hoffmann wrote: > On Tue, May 26, 2020 at 08:22:49AM +0200, Philippe Mathieu-Daudé wrote: >> To avoid the orphan I/O memory region being added in the /unattached >> QOM container, register the PCI device as its owner. >> >> Signed-off-by: Philippe Mathieu-Daudé >> --- >> RFC: This might break migration > > --verbose please. This doesn't touch the live migration data stream? Oops, this is an I/O region... I was confused by this warning form Peter: https://www.mail-archive.com/qemu-devel@nongnu.org/msg681970.html But it is restricted to RAM regions, so this patch is harmless.