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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A1F7AC433DF for ; Wed, 27 May 2020 16:06:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 74AD020873 for ; Wed, 27 May 2020 16:06:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="DpYhEYkf" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390762AbgE0QGr (ORCPT ); Wed, 27 May 2020 12:06:47 -0400 Received: from us-smtp-2.mimecast.com ([207.211.31.81]:32148 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2389666AbgE0QGq (ORCPT ); Wed, 27 May 2020 12:06:46 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1590595605; 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=ZkcGB2YfoFRSuQGCtsex+ihKZ7XyPFksfWsRlOfpavw=; b=DpYhEYkfcGZsQ1bXfuyMFyl4xXl+2wBs5DdaBirqYzeULm1Bc7+j4+sa6LV7KfD9UNKwcR P4p+MqLHJQgqeTG/gc7fdgThmTWuyBjYt/bvhl/HOMadkZPzvIUrIICNYBAOmzlgcodBHi g3jsPMsR2/Z0n/721a+MnkGiq2kWOpc= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-283-Fai_m2LCN5mVS7dqiSe-kQ-1; Wed, 27 May 2020 12:06:40 -0400 X-MC-Unique: Fai_m2LCN5mVS7dqiSe-kQ-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 5D4548005AA; Wed, 27 May 2020 16:06:39 +0000 (UTC) Received: from warthog.procyon.org.uk (ovpn-112-138.rdu2.redhat.com [10.10.112.138]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7CCBE5C1B0; Wed, 27 May 2020 16:06:37 +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: <8c74f334-3711-ea07-9875-22f379a62bb3@yandex-team.ru> References: <8c74f334-3711-ea07-9875-22f379a62bb3@yandex-team.ru> <8ac18259-ad47-5617-fa01-fba88349b82d@yandex-team.ru> <195849.1590075556@warthog.procyon.org.uk> <3735168.1590592854@warthog.procyon.org.uk> To: Konstantin Khlebnikov Cc: dhowells@redhat.com, Theodore Ts'o , Andreas Dilger , Alexander Viro , linux-afs@lists.infradead.org, linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH] vfs, afs, ext4: Make the inode hash table RCU searchable MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <3873242.1590595596.1@warthog.procyon.org.uk> Content-Transfer-Encoding: quoted-printable Date: Wed, 27 May 2020 17:06:36 +0100 Message-ID: <3873243.1590595596@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org Konstantin Khlebnikov wrote: > > Konstantin Khlebnikov wrote: > > > >>> Is this something that would be of interest to Ext4? > >> > >> For now, I've plugged this issue with try-lock in ext4 lazy time upda= te. > >> This solution is much better. > > > > Would I be able to turn that into some sort of review tag? > = > This version looks more like RFC, so > = > Acked-by: Konstantin Khlebnikov > = > this definitely will fix my problem with ext4 lazytime: > https://lore.kernel.org/lkml/158040603451.1879.7954684107752709143.stgit= @buzz/ Thanks! David