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[109.43.177.177]) by smtp.gmail.com with ESMTPSA id bo20-20020a056000069400b0022585f6679dsm658324wrb.106.2022.08.25.05.06.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 25 Aug 2022 05:06:16 -0700 (PDT) Message-ID: Date: Thu, 25 Aug 2022 14:06:15 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.12.0 Subject: Re: [PATCH 32/51] tests/qtest: Fix ERROR_SHARING_VIOLATION for win32 Content-Language: en-US To: Bin Meng , qemu-devel@nongnu.org Cc: Bin Meng , John Snow , Laurent Vivier , Paolo Bonzini , qemu-block@nongnu.org References: <20220824094029.1634519-1-bmeng.cn@gmail.com> <20220824094029.1634519-33-bmeng.cn@gmail.com> From: Thomas Huth In-Reply-To: <20220824094029.1634519-33-bmeng.cn@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=170.10.129.124; envelope-from=thuth@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, 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_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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" On 24/08/2022 11.40, Bin Meng wrote: > From: Bin Meng > > On Windows, the MinGW provided mkstemp() API opens the file with > exclusive access, denying other processes to read/write the file. > Such behavior prevents the QEMU executable from opening the file, > (e.g.: CreateFile returns ERROR_SHARING_VIOLATION). > > This can be fixed by closing the file and reopening it. Would it work to use the glib functions instead (like g_file_open_tmp() ?) Thomas