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=-0.9 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham 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 96F61C004C9 for ; Tue, 7 May 2019 09:30:03 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 6AC8721019 for ; Tue, 7 May 2019 09:30:03 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6AC8721019 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kaod.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([127.0.0.1]:43124 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hNwQE-0007rs-NI for qemu-devel@archiver.kernel.org; Tue, 07 May 2019 05:30:02 -0400 Received: from eggs.gnu.org ([209.51.188.92]:45151) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hNwOS-0006gV-0s for qemu-devel@nongnu.org; Tue, 07 May 2019 05:28:12 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hNwOR-0004J4-3i for qemu-devel@nongnu.org; Tue, 07 May 2019 05:28:12 -0400 Received: from 16.mo7.mail-out.ovh.net ([46.105.72.216]:42089) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hNwOQ-0004Hi-UO for qemu-devel@nongnu.org; Tue, 07 May 2019 05:28:11 -0400 Received: from player795.ha.ovh.net (unknown [10.108.57.153]) by mo7.mail-out.ovh.net (Postfix) with ESMTP id 78A991127D6 for ; Tue, 7 May 2019 11:28:08 +0200 (CEST) Received: from kaod.org (lns-bzn-46-82-253-208-248.adsl.proxad.net [82.253.208.248]) (Authenticated sender: groug@kaod.org) by player795.ha.ovh.net (Postfix) with ESMTPSA id 2BEE456DA660; Tue, 7 May 2019 09:28:05 +0000 (UTC) Date: Tue, 7 May 2019 11:28:04 +0200 From: Greg Kurz To: Christian Schoenebeck Message-ID: <20190507112804.23cde966@bahia.lan> In-Reply-To: <1926077.q6xKvCkoZ9@silver> References: <1926077.q6xKvCkoZ9@silver> X-Mailer: Claws Mail 3.16.0 (GTK+ 2.24.32; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Ovh-Tracer-Id: 5739837727215294784 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgeduuddrkedtgdduiecutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfqggfjpdevjffgvefmvefgnecuuegrihhlohhuthemucehtddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmd X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 46.105.72.216 Subject: Re: [Qemu-devel] [PATCH v2 0/4] 9p: Fix file ID collisions X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-devel@nongnu.org, Antonios Motakis Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Fri, 03 May 2019 18:20:39 +0200 Christian Schoenebeck wrote: > Hi! > > This is v2 of a proposed patch set for fixing file ID collisions with 9pfs. > > Patch 1 to 3 are identical to the previous version. New in this v2 is patch 4 > which introduces variable length suffixes for inode mapping instead of fixed > length prefixes. > > Also: patch 4 disables file ID persistency at compile time by default for now, > since I am yet unresolved about details of that persistency. > > Christian Schoenebeck (4): > 9p: mitigates most QID path collisions > 9P: trivial cleanup of QID path collision mitigation > 9p: persistency of QID path beyond reboots / suspensions > 9p: use variable length suffixes for inode mapping > > fsdev/9p-marshal.h | 6 +- > hw/9pfs/9p.c | 1145 ++++++++++++++++++++++++++++++++++++++++++++++++-- > hw/9pfs/9p.h | 167 ++++++++ > hw/9pfs/trace-events | 14 +- > 4 files changed, 1296 insertions(+), 36 deletions(-) > Hmm... this series comes unthreaded again because the cover has: Message-ID: <1926077.q6xKvCkoZ9@silver> while the patches have: In-Reply-To: Maybe consider using git send-email or stgit mail to have proper threading for free. Cheers, -- Greg