From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Dmitry Gutov Newsgroups: gmane.emacs.bugs Subject: bug#61667: 29.0.60; Failure to redisplay Date: Thu, 2 Mar 2023 14:29:46 +0200 Message-ID: References: <04d7cb31-684c-07c0-ee7b-503514fc1a85@yandex.ru> <8716b41c9716878d8cb9@heytings.org> <8716b41c97839d6a8b87@heytings.org> <7fee18a7-3307-b6de-1428-ae17d51c85af@yandex.ru> <9ac9271f1ee55a9b8bbf@heytings.org> <87a60y13ou.fsf@yahoo.com> <674e150e-fcbe-7d67-962e-214cfaec2ca0@yandex.ru> <875ybl1dii.fsf@yahoo.com> <2b249c97-db63-34e1-80c2-0c898005e31f@yandex.ru> <87zg8xyt0m.fsf@yahoo.com> <25c817d9-f969-8c24-6ed4-9b35fd6f27ad@yandex.ru> <87sfeozn8f.fsf@yahoo.com> <87o7pczlsq.fsf@yahoo.com> <43d50d6a-1eb0-cd42-0479-3f9d4d74904a@yandex.ru> <87ilfkyorf.fsf@yahoo.com> <8f4df0d7-eb1a-379a-db03-314f2c93743b@yandex.ru> <87a60vztad.fsf@yahoo.com> <14405ac4f8f101c35628@heytings.org> <87mt4vxx8l.fsf@yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; 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Thu, 02 Mar 2023 04:29:48 -0800 (PST) Original-Received: from [192.168.0.2] ([46.251.119.176]) by smtp.googlemail.com with ESMTPSA id i16-20020a05600c355000b003dc4480df80sm3232306wmq.34.2023.03.02.04.29.47 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 02 Mar 2023 04:29:47 -0800 (PST) Content-Language: en-US In-Reply-To: <87mt4vxx8l.fsf@yahoo.com> X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:257147 Archived-At: On 02/03/2023 12:29, Po Lu wrote: >> And the next one (the last one) happens much later. From further >> testing, it seems to correlate to me typing 'C-x C-c', rather than to >> when the frame finally refreshes after the delay (for example, when I >> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ >> decide to stop waiting and hover with the mouse over the frame, or >> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ >> over the title bar buttons). >> ^^^^^^^^^^^^^^^^^^^^^^^^^^ > Hovering over the title bar buttons generates damage on the window and > causes Mutter to ``wake up'', prior to anything further buffer flipping > by Emacs. Mutter cannot magically pull undisplayed frame contents out > of Emacs. Is that much different from being affected by a background window? Which we knew from previous experiments. A background window changing generates damage, causing Mutter to refresh... something.