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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2E044CF64A3 for ; Mon, 30 Sep 2024 12:52:24 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 8707C6B013F; Mon, 30 Sep 2024 08:52:23 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 7F8ED6B014F; Mon, 30 Sep 2024 08:52:23 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 64B7B6B0157; Mon, 30 Sep 2024 08:52:23 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 446DA6B013F for ; Mon, 30 Sep 2024 08:52:23 -0400 (EDT) Received: from smtpin21.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id B9A3C160235 for ; Mon, 30 Sep 2024 12:52:22 +0000 (UTC) X-FDA: 82621392924.21.8E6A4E4 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by imf06.hostedemail.com (Postfix) with ESMTP id D5BB5180009 for ; Mon, 30 Sep 2024 12:52:20 +0000 (UTC) Authentication-Results: imf06.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=cH205+xI; spf=pass (imf06.hostedemail.com: domain of dhowells@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=dhowells@redhat.com; dmarc=pass (policy=none) header.from=redhat.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1727700616; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=iheTQuAAGoNV0Ml7YHfX3/4X0Beg93WMcxdOLm415Rw=; b=rSvzo2yx1ULRh5z2HhN9Fn+MLIPziX3dan4onextc/c3PMalwmjrjCNr+Phj3c4VKDSaFU H0nvaoyrjUsZnjxW4WGaM/YNhVOSpzBnP3U3RUCJ1D/8sKOBu/UdE/QfoyXY1KPIdb7dry BbUdlCPhBIs2YLeW9PVsN28tElmrNJo= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1727700616; a=rsa-sha256; cv=none; b=Ewv6UalYMPOFafR0F6uWa2LkrVPTrhgPomYZSCcXsM38SbVJByInbYKn620rQFXKV0uApA R1pEQYJnLvorVjO+f2VOYCm0efUsZKbtpzB5M3wditFaNlgrEu09BOc9g8OfHqX73rygjq d0K0u8O0GlDUUx+Mm1sVUitYeKWf404= ARC-Authentication-Results: i=1; imf06.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=cH205+xI; spf=pass (imf06.hostedemail.com: domain of dhowells@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=dhowells@redhat.com; dmarc=pass (policy=none) header.from=redhat.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1727700740; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=iheTQuAAGoNV0Ml7YHfX3/4X0Beg93WMcxdOLm415Rw=; b=cH205+xIKcOA13VsaHLU9wDsshtW2wGtjjHXfI3C8xS/LS0ag6Z3TklaxeB4aKRGGh2QvC BF1qkQ9rbCqb3N7PGGmBMfN9R3AXAs4AEz0bfwFItKi6G7ATxD44+qXmlZdloeDf9F9LFS BfpfvsP5kkdZmDmYRIlApDKEz/JsEQ8= Received: from mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-124-yIEMnkANOcKlKeIOv07qjw-1; Mon, 30 Sep 2024 08:52:17 -0400 X-MC-Unique: yIEMnkANOcKlKeIOv07qjw-1 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (unknown [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 9E827197730E; Mon, 30 Sep 2024 12:52:13 +0000 (UTC) Received: from warthog.procyon.org.uk (unknown [10.42.28.145]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 28F8519541A0; Mon, 30 Sep 2024 12:51:58 +0000 (UTC) Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: <2968940.1727700270@warthog.procyon.org.uk> References: <2968940.1727700270@warthog.procyon.org.uk> <20240925103118.GE967758@unreal> <20240923183432.1876750-1-chantr4@gmail.com> <20240814203850.2240469-20-dhowells@redhat.com> <1279816.1727220013@warthog.procyon.org.uk> <4b5621958a758da830c1cf09c6f6893aed371f9d.camel@gmail.com> To: Leon Romanovsky Cc: dhowells@redhat.com, Eduard Zingerman , Christian Brauner , Manu Bretelle , asmadeus@codewreck.org, ceph-devel@vger.kernel.org, christian@brauner.io, ericvh@kernel.org, hsiangkao@linux.alibaba.com, idryomov@gmail.com, jlayton@kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-nfs@vger.kernel.org, marc.dionne@auristor.com, netdev@vger.kernel.org, netfs@lists.linux.dev, pc@manguebit.com, smfrench@gmail.com, sprasad@microsoft.com, tom@talpey.com, v9fs@lists.linux.dev, willy@infradead.org Subject: Re: [PATCH v2 19/25] netfs: Speed up buffered reading MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <2969659.1727700717.1@warthog.procyon.org.uk> Content-Transfer-Encoding: quoted-printable Date: Mon, 30 Sep 2024 13:51:57 +0100 Message-ID: <2969660.1727700717@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 X-Rspamd-Queue-Id: D5BB5180009 X-Stat-Signature: 3s4a9y549hg7znh6uit1hekx9bbu3mt5 X-Rspamd-Server: rspam09 X-Rspam-User: X-HE-Tag: 1727700740-13320 X-HE-Meta: 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 4KfBYJPO N2MQQZrrBUJPPNwjEGlajwBSp7JZ0cWRMgputtwY/iFZ48l7vLEANRQo73b72Av3Ob/CBAPCwT83nywkK8otlDByEAeanhQivnsad6k/2DrJSVqiiFoL4WeZFmcyF96OhC8LElIXwh3Lqj1zKF5BYR31W6zWyR5hip/lQ6LNtaq/jaA0mmO5uOsB9xfE59Og5k3y1fCboBRrYQW1+npgsiZSZPnpqjSytK51PUT7kDrDjWtdRPUMSmHG2jgKjrriCwCTEaRcFIDJsHyYZ00Jd4sb0eMCXrom0AHyJTY+bXXDP2mDNN5YLVR7CquQjHc/AO+0FIsMzEY1TGfifUB2HnlH9zoeK7IL38nnl X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: David Howells wrote: > Okay, let's try something a little more drastic. See if we can at least= get > it booting to the point we can read the tracelog. If you can apply the > attached patch? It's also on my branch: https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git/log= /?h=3Dnetfs-fixes along with another one that clears the folio pointer after unlocking. David