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=-6.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_NEOMUTT 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 3716EC43387 for ; Fri, 11 Jan 2019 10:06:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EE62820872 for ; Fri, 11 Jan 2019 10:06:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=brauner.io header.i=@brauner.io header.b="TSqlUULP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731637AbfAKKG6 (ORCPT ); Fri, 11 Jan 2019 05:06:58 -0500 Received: from mail-ed1-f66.google.com ([209.85.208.66]:45270 "EHLO mail-ed1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731380AbfAKKG5 (ORCPT ); Fri, 11 Jan 2019 05:06:57 -0500 Received: by mail-ed1-f66.google.com with SMTP id d39so12574867edb.12 for ; Fri, 11 Jan 2019 02:06:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=brauner.io; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=vJf48/sX7AnRDpDJIWf3yAdJDrwjCu5NvywBcajjBw8=; b=TSqlUULPXi7TXzrD2EdkkE4BzmnHqf5XPq0NuPEi0/W9pso5mGoCiIAUNOl+XJfbH5 24Rzy/y3xrOl++Cg+z5C05BPJ3Q262S4jRvp95eUvYrld0gYosD85WQJCAf03RiyXmDW KAsodYygeZOeKzrDNL0nPwDlUNTz7p5nLPV+ILQ82b+1BQUEVaeEv/uXBKPCyNrVbrFN 4YyMxAJ5FTHhnd8DX2a0HLi8TyFPKhkX97u1j+jH1drgwrOQteI+uqwqjWj6GyP3sMOp YY/mV1+qAbWhReY3ybHQfUJy8NOOYmZ1+mpX40tkD6xryt9UvEm4nF7bsQ3Izc4tbMal 6A1w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=vJf48/sX7AnRDpDJIWf3yAdJDrwjCu5NvywBcajjBw8=; b=fwWEw6JSd5BEnTZC0+xpHdy5p6G50S/zZd5zDSwKnoEyYui7qukmctT/YNe7yqMMXL jxCWpTUP1kV3AZdzhwDcWfwoIf8cZEd+1Jz3fvJq3zZ7HuJLn9rRoEbOFGSvbdTA19BY H8fbEfXgi9Bh0/DSDOfMJsG1SybFhsoccbB9bRc4VoqCGgOytQT9O0eREDuBgADt3/WL rBsmzpscoefYD5CQUOj5WvEM8Ow1jIBycctOe5Pfm2Iz3XWNNgjbrddOLlvhHMPGE5HI GxTxlaqUPh4kjMyYB/ifJaOydFw1QMuJ4GWGrKN4SkYCYLRFCqLZmyLVhE1Fz80ShPSE sgTQ== X-Gm-Message-State: AJcUukflOxFFWz3PdxA/FOWSEGoYMrConQDD5CK8J852DHCtEVCF6o7j 9F8r/hwdVedUgMoeQxB8bgt83w== X-Google-Smtp-Source: ALg8bN7BetzpTMMgvuYKqy6f3Bd4ZSVxrnfprlI+W4JJm/Q8gDObVX86HHh+STvjPbXtMIEC1gC71w== X-Received: by 2002:a17:906:154c:: with SMTP id c12-v6mr11435180ejd.69.1547201214790; Fri, 11 Jan 2019 02:06:54 -0800 (PST) Received: from brauner.io ([2a02:8109:b6c0:d6c:c571:88:8aee:976c]) by smtp.gmail.com with ESMTPSA id a38sm2214446edd.44.2019.01.11.02.06.53 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 11 Jan 2019 02:06:54 -0800 (PST) Date: Fri, 11 Jan 2019 11:06:53 +0100 From: Christian Brauner To: Greg KH Cc: tkjos@android.com, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, arve@android.com, dan.carpenter@oracle.com, joel@joelfernandes.org, maco@android.com, tkjos@google.com Subject: Re: [PATCH v2 2/2] binderfs: reserve devices for initial mount Message-ID: <20190111100652.vw5dhopo5vyc24he@brauner.io> References: <20190102113219.3716-1-christian@brauner.io> <20190102113219.3716-2-christian@brauner.io> <20190111091818.GA17058@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20190111091818.GA17058@kroah.com> User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jan 11, 2019 at 10:18:18AM +0100, Greg KH wrote: > On Wed, Jan 02, 2019 at 12:32:19PM +0100, Christian Brauner wrote: > > The binderfs instance in the initial ipc namespace will always have a > > reserve of 4 binder devices unless explicitly capped by specifying a lower > > value via the "max" mount option. > > This ensures when binder devices are removed (on accident or on purpose) > > they can always be recreated without risking that all minor numbers have > > already been used up. > > > > Cc: Todd Kjos > > Cc: Greg Kroah-Hartman > > Signed-off-by: Christian Brauner > > --- > > v2: > > - patch unchanged > > v1: > > - patch introduced > > v0: > > - patch not present > > --- > > drivers/android/binderfs.c | 7 ++++++- > > 1 file changed, 6 insertions(+), 1 deletion(-) > > What did you make this patch against? It doesn't apply cleanly so I > don't want to take it until we get everything synced up properly > together :( > > I'll apply patch 1/2 now, can you rebase and resend this one? Yup. I'll rebase on top of char-misc-linus now. :) Thanks! Christian