From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.kundenserver.de (mout.kundenserver.de [212.227.17.13]) by sourceware.org (Postfix) with ESMTPS id D8A373892440 for ; Fri, 5 Mar 2021 15:12:13 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org D8A373892440 Received: from calimero.vinschen.de ([24.134.7.25]) by mrelayeu.kundenserver.de (mreue108 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MCbR7-1lQkiF2Ajb-009hIU for ; Fri, 05 Mar 2021 16:12:12 +0100 Received: by calimero.vinschen.de (Postfix, from userid 500) id 1B0F3A8060B; Fri, 5 Mar 2021 16:12:12 +0100 (CET) Date: Fri, 5 Mar 2021 16:12:12 +0100 From: Corinna Vinschen To: cygwin-patches@cygwin.com Subject: Re: [PATCH] Cygwin: pty: Fix a race issue in startup of pseudo console. Message-ID: Reply-To: cygwin-patches@cygwin.com Mail-Followup-To: cygwin-patches@cygwin.com References: <20210304085634.1659-1-takashi.yano@nifty.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20210304085634.1659-1-takashi.yano@nifty.ne.jp> X-Provags-ID: V03:K1:1r42RVnA9NZZum4XhmPAwWFwsLDub9MPaD2LJsYMnHgZuYqfH3D XsPQ3XUB1RKdY+pAmSyo+4BW4xjc0XHgo/72GHVqZmE5vcIpXVtKHte0FUHnBQ1o3OueBxY TMfL34zuI2VdTQ5M1eMXxixDDuB9oln2j+ftmUIQdo2Q4uWMESbo0JaovscarRdJ925MyGb ThryzUSfUTLfUiQFa7Y5Q== X-UI-Out-Filterresults: notjunk:1;V03:K0:dT/5v9z8Y7E=:dzrrtEvuANfU+KSyTmBrN9 oWeItFv5FiRkHlfMCj8mbm5SxgRTvibXFyCYOaAUzOlzhZzGqf+DQul/F/toaXpM2jxjGDflt 9QRjRBY9CAYsRQnR8UAsmgTIkASQGNqhK9g8JdZ6XJNkoGF56wH2j+61aYk+H/kxAxfG5TJGF aOeUWXf/UVr2Km6659diAnPsyBdTnyM+XHUH4eu/OJFAIuHGbH8Nfv2TQdxmlVFd0NRwKhOCD KT75hxB0r66ge+5enhX07Yaf+Zn+JCrTMYFDTe9A+MXWN/cpAx3YjMO00eBd8l4sjkGJ3ukE8 JfML7st0zd9QFOH08oaTSH4Gr8vY5ZmNrR9bg1QAmP501eNoUat0bsj8spxGBihwM/6HWEVh4 4EvP9NkgxzU8OzodLCiVuljNJOW4+O+iEo5iZEx6s2uEVvSmetYfAOsI0xIjPn+jvttTd6KKS nqyEZAcjKg== X-Spam-Status: No, score=-101.4 required=5.0 tests=BAYES_00, GOOD_FROM_CORINNA_CYGWIN, KAM_DMARC_NONE, KAM_DMARC_STATUS, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_NEUTRAL, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: cygwin-patches@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Cygwin core component patch submission and discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 05 Mar 2021 15:12:15 -0000 On Mar 4 17:56, Takashi Yano via Cygwin-patches wrote: > - If two non-cygwin apps are started simultaneously and this is the > first execution of non-cygwin apps in the pty, these occasionally > hang up. The cause is the race issue between term_has_pcon_cap(), > reset_switch_to_pcon() and setup_pseudoconsole(). This patch fixes > the issue. > --- > winsup/cygwin/fhandler_tty.cc | 16 ++++++++++++---- > 1 file changed, 12 insertions(+), 4 deletions(-) Pushed. Thanks, Corinna