From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ej1-x62f.google.com (mail-ej1-x62f.google.com [IPv6:2a00:1450:4864:20::62f]) by sourceware.org (Postfix) with ESMTPS id B700B3858D20 for ; Tue, 27 Feb 2024 16:46:38 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org B700B3858D20 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org B700B3858D20 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2a00:1450:4864:20::62f ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1709052400; cv=none; b=DM/dUN7SUssEpW7b2Dt02tGxtiX/tRGlcV5wMw4gWVnO9LoZq1EEjJG/ToytUMFtIo0xRTi0UQnN5FmrhX5FPmv94/QxSzfyo+GBtIcCD44w2EnQJNRD6hq/XaYGPooYlvUMmuUm1R1u+wzmM9H8+VloO4UO0wUkybj39+V7Mqk= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1709052400; c=relaxed/simple; bh=48SIx46BTZzQvHx6Ipc73Q1SJF34bu9puau7iv9PcFM=; h=DKIM-Signature:MIME-Version:From:Date:Message-ID:Subject:To; b=BzovLXk38PttNoEv/ty7h3nLuN1HLi9O9P+/8+5Aq3Ja1yg7/jRYICNAuTytF5hdQYgK8btgFVen6MRRkNtH/YUe7uKLDz8p3uuOgwoBKe6lXnNMivR/sw216jrNkdoIjJe/So9QuZ2pRvvpGcq5ZfRXG3t8SOBKU7hZ4CryEQ8= ARC-Authentication-Results: i=1; server2.sourceware.org Received: by mail-ej1-x62f.google.com with SMTP id a640c23a62f3a-a3f5808b0dfso621277166b.1 for ; Tue, 27 Feb 2024 08:46:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1709052397; x=1709657197; darn=cygwin.com; h=to:subject:message-id:date:from:mime-version:from:to:cc:subject :date:message-id:reply-to; bh=48SIx46BTZzQvHx6Ipc73Q1SJF34bu9puau7iv9PcFM=; b=J5e8zF1Gu4VC8wePLT0zWOc9ftzyGHZ7DnLFgksfEhbtZoWEkGWlDXl7sG/LR1Lpka njkNgevCb+j0R34r1lWWbHqYfbjr6QuZRMlldJCXY9qMG8P5IOB32wfCttqu7QmL4BWo BiuIB2fkIh/QkOq3+wXl0Ds4taW2pKDZGzUyTPa6JyauOHNetbv3FWbm82FqWqTjwhOl rMiWZza7u2ObBgB/bQNUSiSZm+BEzbENzii9O5Iz4xqUy1rH6AsNyBvQ3X5W8R6rhQ4e zB8qJFbQv13nNcGCTxPYtZmE5xGQt6+vhUMbXpjIeQXtmq0oH4JhZkkg/laojJBScnMg ovyg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709052397; x=1709657197; h=to:subject:message-id:date:from:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=48SIx46BTZzQvHx6Ipc73Q1SJF34bu9puau7iv9PcFM=; b=T5rq5/ExfNrYUbbp40UPX+kJS+B+qnnIOaiPI4Zxo8ADmEm/AFbH62h3ZSX8CBkG5z 5izrOeeoNiG5OuZTCSckNM8fmzRvA6jdHZw4/75nA5jhcaRcPp8qFmKgu64JKvIxTwz7 BoiVVSXDQyAXRw+ekLjN9rnMUne8i+82nC7HFR3+hPIkKiulMj9WHIIbL+xJKMyd9WEV SJ/xmrNm2eBWVvw/lFMb9w9YArzwO8+CxzehdxdOmaj56R3Bq7kqKIIaHVcvuBku2xyM I55pR2RtBBnJJT0KhUlg2ZGfaCBwb1GnXWxubHC9DYY4awdbw0lAK+kCBIiClq6P+Z9/ aXkA== X-Gm-Message-State: AOJu0YxowAzMlthbHCZkORVGncCzOk8u6uBWZO5semtBLkBxUlfR0+nc jxj2jDNDcmj+vCrn+I1r0FE5jiqCxNweV4jKEK2GypSeLUy1KenYv4hR3nXKPahovZNV7ksB7DR s8cr4m/Wp1NkZ4wsdHWzEzHcehI07H6xU X-Google-Smtp-Source: AGHT+IHqjTfUJ9VUs2cT3yrW8KvEnTSiMGHkEz1025Hv66Dyx0w1kYN+lSQW+SRnuiPMTFvUt6bd91OtHRczeFU3OK0= X-Received: by 2002:a17:906:5955:b0:a43:734e:db47 with SMTP id g21-20020a170906595500b00a43734edb47mr3451334ejr.20.1709052396901; Tue, 27 Feb 2024 08:46:36 -0800 (PST) MIME-Version: 1.0 From: Martin Wege Date: Tue, 27 Feb 2024 17:46:00 +0100 Message-ID: Subject: openat(O_DIRECT) supported in Cygwin? To: cygwin@cygwin.com Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-0.4 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: Hello, Does Cygwin support openat(O_DIRECT)? Which effect does O_DIRECT in Cygwin have, and which underlying Windows API is used? Thanks, Martin