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 362DCCE8372 for ; Mon, 30 Sep 2024 16:46:47 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id B281B28000A; Mon, 30 Sep 2024 12:46:46 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id AFEF1280003; Mon, 30 Sep 2024 12:46:46 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9C6C228000A; Mon, 30 Sep 2024 12:46:46 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 7D195280003 for ; Mon, 30 Sep 2024 12:46:46 -0400 (EDT) Received: from smtpin05.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id 1AE5912050E for ; Mon, 30 Sep 2024 16:46:46 +0000 (UTC) X-FDA: 82621983612.05.F3529DA Received: from mail-pj1-f42.google.com (mail-pj1-f42.google.com [209.85.216.42]) by imf20.hostedemail.com (Postfix) with ESMTP id 1B3EE1C0002 for ; Mon, 30 Sep 2024 16:46:43 +0000 (UTC) Authentication-Results: imf20.hostedemail.com; dkim=pass header.d=gmail.com header.s=20230601 header.b=E++MaVgC; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf20.hostedemail.com: domain of eddyz87@gmail.com designates 209.85.216.42 as permitted sender) smtp.mailfrom=eddyz87@gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1727714665; 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=oFMgdLn7hB0TMtt+qsWxpUh5i8iT0KYc/LM27VmdFOA=; b=nU5IGWF57tbhjT3u3n6/nqSfysjp4Vm/b6DPqUFNBs7o/GjAAAbxOLN5l36qpryMEGa9VK BoDsF3AHsjMnyhN5pB4csrKuM/Llna9fSrOpgHxIcpiZHNbR0RLZamcM4JuDaDwnDKO2zK TOnUY1qfh3rgt797QVVtk4FXD/GBJs0= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1727714665; a=rsa-sha256; cv=none; b=xg+7E5gJv7haUURiN8kequlCT0KA9M/tXuanc6/NILR7JD5jc4KLxayIhzWLG2IAAuZ2XF 59iYT/6AQHOUkZsKJt3KFHuVWXOH2GcWirv0wMTM+3DlUrFSu2bPE5ndXRO+EwqNj2CtWr Wxlce4WB5CWNWeuTHnYASP67q1vaNDA= ARC-Authentication-Results: i=1; imf20.hostedemail.com; dkim=pass header.d=gmail.com header.s=20230601 header.b=E++MaVgC; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf20.hostedemail.com: domain of eddyz87@gmail.com designates 209.85.216.42 as permitted sender) smtp.mailfrom=eddyz87@gmail.com Received: by mail-pj1-f42.google.com with SMTP id 98e67ed59e1d1-2e0b9bca173so2516430a91.0 for ; Mon, 30 Sep 2024 09:46:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1727714803; x=1728319603; darn=kvack.org; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:cc:to:from:subject:message-id:from:to:cc:subject :date:message-id:reply-to; bh=oFMgdLn7hB0TMtt+qsWxpUh5i8iT0KYc/LM27VmdFOA=; b=E++MaVgCrnm6QO3CaZXD2qH5xDZrIhHESI7pDokKA39dIRmEfzIBB5Kp/2B914CSx9 sOCs2f2tCwGoc4mfQX3oNv8g349fiCzbTV2HRvrRTYV8TYjXf0YyYKmynqsKXdBstCU+ EJ6x4izSVpP2pALkqrYhWxncmije2mMUByPFOUbZvPiusAPRYXdE0kvKoTUyigsSK+cn 5S/166A8Hep8ipNI/AqwA5t3i+fMGwNX1+BIJfqpYI2olRHkQmTRyXRhKfIk6Ez1qQGv pedslEWQ5bo5JKbzBJuH6tsksUN5K3UAcO9p4J3yk4M5SuaAy8e5EYZK3NvWKh9GIy2j NRMg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1727714803; x=1728319603; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:cc:to:from:subject:message-id:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=oFMgdLn7hB0TMtt+qsWxpUh5i8iT0KYc/LM27VmdFOA=; b=ZUx1IlgqmxehX+glp8FsqxhbB8t5xvr1pbcRGzloJb7jsqhiGFgvShXTCfWxiX7MFo 577HQyL7DrkY1l8g5tKShmbszxEzg4FLtwVOpZogHzy2H5aFYnDV6PhDK2OyBGaKIHgt s9cDFSqyUcN4tU7PzUKt9PjabDPQZVBtJpmI7tCjzWEMdCwTj9nVJmF/k4var5QsghPE yQAEM15lFZLbnLWt+7++9KL6oqOKkoDJdOslyEWGNfFneiCuZVPPR2J8Kqm7bBvUU+Uk gmX/+zGp3JqnKRh3T1426ZFEv451UGumCL1ngt4vza9XyTbgw6EadP3+EyDludtdUhCv yEpQ== X-Forwarded-Encrypted: i=1; AJvYcCW0FcE/NBf5cmVzmn0WD7B0UygddVBrC5FKWGDrHxuiat7vKCrMQ1THbnwucxLyhowIA80wMMwqAw==@kvack.org X-Gm-Message-State: AOJu0YyY/Jv4H9a0rkT2510/nioMLNuXkllNTO3IfVaIfMQgLLG/kkEa BXM4KWLsjcCvZVVEAyu0be6Ez3qo11GTbSb/VUd7Lecv6iJJvBJW X-Google-Smtp-Source: AGHT+IFZC3EJ0qzaaUHzbstF3Ibe+95zgKik8WWlYGIZbkQX0EKejoD/dNihbdBEqG2pUNucAQRStA== X-Received: by 2002:a17:90a:bf03:b0:2e0:a28a:ef88 with SMTP id 98e67ed59e1d1-2e0b8eeebe9mr12068969a91.41.1727714802654; Mon, 30 Sep 2024 09:46:42 -0700 (PDT) Received: from [192.168.0.235] ([38.34.87.7]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2e0b6c9d354sm8211290a91.25.2024.09.30.09.46.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Sep 2024 09:46:42 -0700 (PDT) Message-ID: <423fbd9101dab18ba772f24db4ab2fecf5de2261.camel@gmail.com> Subject: Re: [PATCH v2 19/25] netfs: Speed up buffered reading From: Eduard Zingerman To: David Howells , Leon Romanovsky Cc: 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 Date: Mon, 30 Sep 2024 09:46:36 -0700 In-Reply-To: <2969660.1727700717@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> <2969660.1727700717@warthog.procyon.org.uk> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.4 (3.52.4-1.fc40) MIME-Version: 1.0 X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 1B3EE1C0002 X-Stat-Signature: hgkn6bmdr17fx16nduokkms94hkminiy X-Rspam-User: X-HE-Tag: 1727714803-594364 X-HE-Meta: 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 q11nTsHj PASwbYCIZqBxCHyLIDbVxpxF5NmslMCRvoKWsKHZkIj8e0rn4hJu6bL88GyA6eLtT0l6uNxtdKW2fRYvL9RFcu5OYeGBvII6lWwgan7Z1UQZSqqOVtr6adTM1hJWp4rsXEuphpuD3IUFpOqentCDOQOfY8EB58JIYvE8V4br0YmWl9EqH9Yo4iugrJQNEiofeMe4nFFX1KNspWUrJJHlEKCtRLT2NN9M4yu7F5UwanOqradpvJoUR6kWiuNdmHs+EuibNvJsRgmPSikNjTgSIJNm4Qfl/oHrxz067F7vusyCwb+5cIgfq9Znfa5gvJ0TUj3xl+8z8sb3j9dOzuTxrAmUTom5shiZo0ihcB/N9i2IW1M72S3MQBKhxVERVmxwNywnOqd4B9fMcjOSg8LGw+7MHFqRVbofWWAcUSPQRASylzikKKlxbGViFAw== X-Bogosity: Ham, tests=bogofilter, spamicity=0.002417, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, 2024-09-30 at 13:51 +0100, David Howells wrote: > David Howells wrote: >=20 > > Okay, let's try something a little more drastic. See if we can at leas= t get > > it booting to the point we can read the tracelog. If you can apply the > > attached patch? >=20 > It's also on my branch: >=20 > https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git/lo= g/?h=3Dnetfs-fixes >=20 > along with another one that clears the folio pointer after unlocking. Hi David, dmesg is here: https://gist.github.com/eddyz87/3a5f2a7ae9ba6803fc46f06223a501fc Used the following commit from your branch: ba1659e0f147 ("9p: [DEBUGGING] Don't release pages or folioq structs") Still does not boot, unfortunately. Are there any hacks possible to printout tracelog before complete boot some= how? Thanks, Eduard