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=-4.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 98D8CC433DF for ; Thu, 13 Aug 2020 15:32:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5CDFE20781 for ; Thu, 13 Aug 2020 15:32:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="HH61uerQ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726486AbgHMPcV (ORCPT ); Thu, 13 Aug 2020 11:32:21 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:57452 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726253AbgHMPcU (ORCPT ); Thu, 13 Aug 2020 11:32:20 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1597332739; 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=rI+VkqySahTGBo+LZ6196lJmvR/3YlmhnUdKT+7qOco=; b=HH61uerQdQ0JXMLrUtjwbumRYJ5x59DUNLNVuv5/mV5GFgNi0hy2hKrf4WujXjDthsHgkj ePw9eevWTbKI/pmX+KHR4+a/5QSc82kPOqVF7oCFY7ydjuI5ZIomWRI5nK8yUe5kjy/rwn X7mZLHHV3yGPif7kayKi+TDigtoGc1Q= 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-363-jDTk2fcrN4qB8i1FYCNzRA-1; Thu, 13 Aug 2020 11:32:17 -0400 X-MC-Unique: jDTk2fcrN4qB8i1FYCNzRA-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 817C01DDE0; Thu, 13 Aug 2020 15:32:16 +0000 (UTC) Received: from warthog.procyon.org.uk (ovpn-120-127.rdu2.redhat.com [10.10.120.127]) by smtp.corp.redhat.com (Postfix) with ESMTP id 8CC515C1A3; Thu, 13 Aug 2020 15:32:15 +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: <87tux64mns.fsf@suse.com> References: <87tux64mns.fsf@suse.com> <1097808468.45751159.1597108422888.JavaMail.zimbra@redhat.com> <3704067.45751512.1597109127904.JavaMail.zimbra@redhat.com> To: =?us-ascii?Q?=3D=3Futf-8=3FQ=3FAur=3DC3=3DA9lien=3F=3D?= Aptel Cc: dhowells@redhat.com, Steve French , Xiaoli Feng , CIFS Subject: Re: FS-Cache for cifs MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Thu, 13 Aug 2020 16:32:14 +0100 Message-ID: <322210.1597332734@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Sender: linux-cifs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org Aur=C3=A9lien Aptel wrote: > Is there an overview document somewhere that describe what fscache does? > We are seeing some warnings about duplicated entries in some scenarios > but I'd like to understand better what it does before changing what goes > in the key. Documentation/filesystems/caching/* in the kernel. David