From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ed1-f52.google.com (mail-ed1-f52.google.com [209.85.208.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 680581D5176 for ; Mon, 28 Apr 2025 13:32:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.52 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745847147; cv=none; b=K7y//RHXHcs5zD3cIKOaQ6nXIYCfN15Krln+xb/nOrPn7kHXrrMcN5NZOzrGg54Leh9DwQdOq8H2C3DLJNb9lOaXAULNV3RLpVkj/smvJe9eDT8U605wzbtcaeVueYCWob1jdFuxvq0dbYsK7g1U1fRSakP91grRIULTvlnESZ8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745847147; c=relaxed/simple; bh=5MvNb/9mCMrhQgQHkqWPTGjqBmv+a8XigpUBb2+aOuY=; h=Message-ID:Date:MIME-Version:Subject:From:To:Cc:References: In-Reply-To:Content-Type; b=Idg2wAUFK9eHaSEgN7DdpSVVGjx+oO7AFXvnZXuE5+XwbVzhUV9Nlk/vO4NZR5xUYPTp+Hlfr41ww0SxuVT7nTLvHIYItyCRvTw+ac4b0babOBzOI5S7iGKenxrExPktSTjvQGEh93j4aBy8BupZ/ufacXSR0adPT7BHgOJ6lMI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=YKE4D/n9; arc=none smtp.client-ip=209.85.208.52 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="YKE4D/n9" Received: by mail-ed1-f52.google.com with SMTP id 4fb4d7f45d1cf-5f63ac6ef0fso5157693a12.1 for ; Mon, 28 Apr 2025 06:32:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1745847144; x=1746451944; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:content-language:references :cc:to:from:subject:user-agent:mime-version:date:message-id:from:to :cc:subject:date:message-id:reply-to; bh=5MvNb/9mCMrhQgQHkqWPTGjqBmv+a8XigpUBb2+aOuY=; b=YKE4D/n9kPzq6nn8H2VjQiFWdqeo7N2fwVuk9rm2xZU51paqrat2ECCQ+pGmxyjmVE WtYJsAJBvOhvNkcXr1DPZa2OW6mp1FDdEhqZsLpydAQU7a5s+zbyPhmcNrCGu7c8a1IP pzP/ImAbmg70vHDWV/lYL9UJTN/4UQdMqe1muOVqQv05onQyvXhqJYkj1PXAmC29Hm4O +aDIAxy5xPzSLZCe914eWo2xiPLmmk7fWGLpqCha2Xqq7Wgb3nOTwbqiU1Pul7DX2eR8 nsOP0iEk2uspa8dweLapZ48GAv2tJ4BGGk3eUnnu7oOx5ci40fIYk2ry/eAKTCus9+i/ 1IfA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1745847144; x=1746451944; h=content-transfer-encoding:in-reply-to:content-language:references :cc:to:from:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=5MvNb/9mCMrhQgQHkqWPTGjqBmv+a8XigpUBb2+aOuY=; b=sLEH6HzqL1ifgaG6QFHkbnCu+6BI3n9FP0Z5LA+evhveoRcTLauSZqwjSoUv+QnnSy uZZpxNB9XT6T5ii/Oj8wvYUrkTUgpyodmVGy3fjkv6hCbsM/8IufY/FYQnMeajlf1znc +NqJ1RmLjbo3CQuUEshbGlqVjW/Dv4lB9UIdq4eKj/kFcFrT5OnoFjW/visXl9nwjpM1 LCmphlaE/jXnyu5xIiGsePZE1IW9ygp3TwfQ4lsnR05pKrWGntyRdBDQIpKa1U/mmq0A bANpXefbQnIeKK8G/FzuGS6XuDsT3wXZ9SaDUpBOrUTQqBcN35c+GQxdl4g+FBgu2D+C M1rQ== X-Forwarded-Encrypted: i=1; AJvYcCVgkksN2Rdqkq5EBg/4lCGPj9TMLZ6acL4cDmah8LTnbMvlyuzd87XSq10sf5qN5Qf35gG6ipu34NO7pNo=@vger.kernel.org X-Gm-Message-State: AOJu0YzmgE0RYp1B9QAQhjWW+Nu7nL8bBPk5YtJrI3h8hi2tHSAtU9VW SuJn2/Jarm0XNningX9tLE3CJN9U/zdocAY+seeJ6Uk5RXZAJ/RQC6Af7FfcMPI= X-Gm-Gg: ASbGncu2K0oyA5NeTujMgwEL3UJte73VRKHy2/BR95ztMBs16tNoEtRre5rhmKncBft VrpPUHVkQ73qF0Qgg/Tjnd7MElzbD1+fwil5S4Fy8QGil4cHZK1gqvc5cDB53UEmWyw2Eud8pux OnIml7hCPgwXijVY3eVrMw0K5mD2B8P5cvTfsHPfpik9ZxZVVnGpQHxREo9tAHPEAUB460GD8mt jkxg3uJJZUIj27G/4UYHBztRELdlEXAEYmNNFkB9WXyA+lcEkHHI5OtFwUMFAV007m8hffxmWZ7 ry7UE/xMdXO2p2y0/F/OoxEMQEvgAcS7XbPMP2ey9qwuWMnJwg== X-Google-Smtp-Source: AGHT+IHrxlEz75uA2xoO8NiazZPDyBHo8KIErfu3S0qRJ+KrGilQraL9G/JLdgOOp+3H5oDKT3nshQ== X-Received: by 2002:a05:6402:3506:b0:5f6:22ca:8aae with SMTP id 4fb4d7f45d1cf-5f6ef1a35b3mr13928007a12.2.1745847143543; Mon, 28 Apr 2025 06:32:23 -0700 (PDT) Received: from [192.168.0.14] ([82.76.212.167]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5f7286bb2e1sm5599115a12.36.2025.04.28.06.32.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 28 Apr 2025 06:32:23 -0700 (PDT) Message-ID: <7122fe72-ebc2-4798-8a1d-d905debab092@linaro.org> Date: Mon, 28 Apr 2025 14:32:21 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH vfs/vfs.fixes v2] eventpoll: Set epoll timeout if it's in the future From: Tudor Ambarus To: Jan Kara , Christian Brauner Cc: Joe Damato , linux-fsdevel@vger.kernel.org, Alexander Viro , "David S. Miller" , Eric Dumazet , Sridhar Samudrala , Alexander Duyck , open list References: <20250416185826.26375-1-jdamato@fastly.com> <20250426-haben-redeverbot-0b58878ac722@brauner> Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 4/28/25 2:18 PM, Tudor Ambarus wrote: > isn't ep_schedule_timeout buggy too? It compares a > timeout value with the current time, that has to be reworked as well. Ah, I see the timeout is relative to ktime_get_ts64() in SYSCALL_DEFINE6(epoll_pwait2, ...), please ignore.