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[79.98.72.129]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b07d09e5414sm705074966b.18.2025.09.15.15.02.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 Sep 2025 15:02:10 -0700 (PDT) Message-ID: <4c8e1ae5dd16d6ee4bcb42ed25d2987bc2c4a3cc.camel@gmail.com> Subject: Re: [PATCH v2] char-pty: add support for the terminal size From: Filip Hejsek To: Maximilian Immanuel Brandtner Cc: amit@kernel.org, armbru@redhat.com, berrange@redhat.com, eblake@redhat.com, eduardo@habkost.net, lvivier@redhat.com, marcandre.lureau@redhat.com, marcel.apfelbaum@gmail.com, mst@redhat.com, noh4hss@gmail.com, pbonzini@redhat.com, philmd@linaro.org, qemu-devel@nongnu.org, wangyanan55@huawei.com, zhao1.liu@intel.com, nsg@linux.ibm.com Date: Tue, 16 Sep 2025 00:02:08 +0200 In-Reply-To: <20250915163415.149190-1-maxbr@linux.ibm.com> References: <20250915162535.147642-1-maxbr@linux.ibm.com> <20250915163415.149190-1-maxbr@linux.ibm.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.2 MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::632; envelope-from=filip.hejsek@gmail.com; helo=mail-ej1-x632.google.com 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_INVALID=0.1, DKIM_SIGNED=0.1, FREEMAIL_FROM=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Mon, 2025-09-15 at 18:34 +0200, Maximilian Immanuel Brandtner wrote: > Update the terminal size upon SIGWINCH delivery. >=20 > Signed-off-by: Maximilian Immanuel Brandtner I don't think this will work, because SIGWINCH is only delivered for the process' controling terminal. Unfortunately I don't think there is any way to get size notifications for arbitrary terminal.