From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 582A6D1037B for ; Wed, 26 Nov 2025 10:34:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.sourceforge.net; s=beta; h=Content-Transfer-Encoding:Content-Type:Cc: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: Subject:In-Reply-To:MIME-Version:References:Message-ID:To:From:Date:Sender: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=OV9GfO14sy+4eEEQBGJgqvO9NsTwjySm7frcrq297kk=; b=aZwEIWZVJYnsOfyrTA9hsX4x55 1KMex3v/v+XNXpB3uM+rLcukU/6xGI5Iv4Xgu/6wbxZwZIRTJRXULG2dRPnChBLpJ2e3qztkKdk9i qMcc15AMrSHd52IZHa+2vMpIbg2ojUSaOp198wmGF6R+1oB8eKUsztyVlAq+uO8hkeB0=; Received: from [127.0.0.1] (helo=sfs-ml-1.v29.lw.sourceforge.com) by sfs-ml-1.v29.lw.sourceforge.com with esmtp (Exim 4.95) (envelope-from ) id 1vOCqo-0002Ap-1Z; Wed, 26 Nov 2025 10:34:18 +0000 Received: from [172.30.29.66] (helo=mx.sourceforge.net) by sfs-ml-1.v29.lw.sourceforge.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1vOCqm-0002Ah-Tm for linux-f2fs-devel@lists.sourceforge.net; Wed, 26 Nov 2025 10:34:16 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=In-Reply-To:Content-Type:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=t9W8RR5MgbRhcY9m7aVnTAI9cwuy2bidR0rGohdFtOc=; b=MdyYoCeb016oWz/SnjxdGQMICK 46Pa9KxleI28wQ3a37ajIU5l4+J/bYnsBkl5y0nlgGsjiTMGyIWJtL7H1xwdZ1kGtepP8MzajYumb bziULQmAuqVsVwnmkZSX2ioKpulf3MJNNxk38f0HoCoUCK22wjj6IKFcYkFZzHQVenV0=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To :From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=t9W8RR5MgbRhcY9m7aVnTAI9cwuy2bidR0rGohdFtOc=; b=fUTd7rIj72CghbrwPRXUhApqRT e2UTDBe6tqNROEjmjT/kfMFbffILAby3Vy+h/ih3rEOOoBrncSqlAwNe0yPs/GRBy+K1ms/tfx9hh FYz7nJmEkDYORP3K1TNkbKNlkOtMWcekS9jjGVt0KyaO0x9bufYy3ffYz6LwDVJ//VPE=; Received: from verein.lst.de ([213.95.11.211]) by sfi-mx-2.v28.lw.sourceforge.com with esmtps (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.95) id 1vOCqm-0005xt-8M for linux-f2fs-devel@lists.sourceforge.net; Wed, 26 Nov 2025 10:34:16 +0000 Received: by verein.lst.de (Postfix, from userid 2407) id 9137668C7B; Wed, 26 Nov 2025 11:34:08 +0100 (CET) Date: Wed, 26 Nov 2025 11:34:08 +0100 From: "hch@lst.de" To: Chaitanya Kulkarni Message-ID: <20251126103408.GC26228@lst.de> References: <20251124234806.75216-1-ckulkarnilinux@gmail.com> <20251124234806.75216-7-ckulkarnilinux@gmail.com> <218f0cd0-61bf-4afa-afb0-a559cd085d4a@nvidia.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <218f0cd0-61bf-4afa-afb0-a559cd085d4a@nvidia.com> User-Agent: Mutt/1.5.17 (2007-11-01) X-Headers-End: 1vOCqm-0005xt-8M Subject: Re: [f2fs-dev] [PATCH V3 6/6] xfs: ignore discard return value X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "cem@kernel.org" , "linux-nvme@lists.infradead.org" , "song@kernel.org" , "hch@lst.de" , "agk@redhat.com" , "sagi@grimberg.me" , Yongpeng Yang , Chaitanya Kulkarni , "dm-devel@lists.linux.dev" , "snitzer@kernel.org" , "linux-block@vger.kernel.org" , "mpatocka@redhat.com" , "jaegeuk@kernel.org" , "yukuai@fnnas.com" , Yongpeng Yang , "axboe@kernel.dk" , "linux-raid@vger.kernel.org" , Johannes Thumshirn , "linux-kernel@vger.kernel.org" , "linux-f2fs-devel@lists.sourceforge.net" , "linux-xfs@vger.kernel.org" , "bpf@vger.kernel.org" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net On Wed, Nov 26, 2025 at 08:07:21AM +0000, Chaitanya Kulkarni wrote: > The retry for discard bio memory allocation is not desired I think, > since it's only a hint to the controller. Yes, it is. The command is defined as a hint, but it's required for a lot of workloads to work. It's not just a speculative readahead. _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel