From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from stravinsky.debian.org (stravinsky.debian.org [82.195.75.108]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 729F83932F6; Mon, 3 Aug 2026 13:33:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=82.195.75.108 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785763998; cv=none; b=Mi+NokxIwCRvEJevdhYrqXtzreiFomHB2AD8gF/6L+SWHLL7tid/vO4YAGPTV+k1gXpJx6Qn5GoVUPErFUgGC6yg0ZLjwbF5eOxfDWaO9EA3V57AlBcMuWDboGa/Z72s8rsGHc9ZsN58p13vcjH++4Lq/Xy0PtaHfqF9GHJl0vk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785763998; c=relaxed/simple; bh=JSpGertgkmlIUa7Z5u+NYVW9LPA1dB7pVe7IQsSWW2I=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=tr9c3IBCWTodo/c0j5jQcBwIZKxmx9+XC+pNOfan6+p8r23m7oY22j3wq9s68G23w6myrb6XWM9uy+Xct+GPNLiMb8kacoq30ecFXoe0wQD0FuOyoPM+DxiM2x1DIUpzlUOmu/g6+3a26xRQ/OdDE8pt28bgGv20HO1hJFV41T8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=debian.org; spf=pass smtp.mailfrom=debian.org; dkim=pass (2048-bit key) header.d=debian.org header.i=@debian.org header.b=s5KmJV2W; arc=none smtp.client-ip=82.195.75.108 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=debian.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=debian.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=debian.org header.i=@debian.org header.b="s5KmJV2W" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=debian.org; s=smtpauto.stravinsky; h=X-Debian-User:In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=FuDOeKJb/BipJJjn0IDNvf2CLnN0XHmqFTqfauPQ1Sg=; b=s5KmJV2Wpnvy8iwsD10te6U4WY U7+3Xu70FLt/jNoTv30WGdKtn93wgjEVEc/c84UlSveKoH6BWsoVsylIch7MT6/d3AopRPsTkoWaU Xgl0LUvK76LtBqoT1cbmmJvNDEyevCZ9aCLmNTXp/2Rcp2nPArk/r0dgwktyiup3l11aSDWbUd5JR l/EmBnrOof6Z9qL/ng1nbGbzEd3bcS1O6wuCxCSO9hvsZIAhkvvYXrxfg7rToVROkRtytkd+skuEZ BCJLTUQQGLeguKPnsFPYII4ZGYkMJLv5GMZJAPmutI4iE2WZVuAeYDaGY0KeL1L07zaVWBw1rd23/ eSrUQuVw==; Received: from authenticated-user by stravinsky.debian.org with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.96) (envelope-from ) id 1wqsmo-00COOB-2U; Mon, 03 Aug 2026 13:32:58 +0000 Date: Mon, 3 Aug 2026 06:32:54 -0700 From: Breno Leitao To: Oleg Nesterov Cc: Christian Brauner , Jens Axboe , Linus Torvalds , Mateusz Guzik , Pavel Begunkov , Alexander Viro , Jan Kara , Alexey Gladkov , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, io-uring@vger.kernel.org Subject: Re: [PATCH v4] pipe: only enable the extra wake_up(rd_wait) for EPOLLET consumers Message-ID: References: Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Debian-User: leitao On Mon, Aug 03, 2026 at 02:46:25PM +0200, Oleg Nesterov wrote: > + * Currently io_uring sets EPOLLET for multishot polls, so it gets the > + * same behaviour. I got the impression that Linus wanted the comment epoll-only, and wanted the io_uring case treated as something to remove, not to bless.