From owner-freebsd-current Sun Aug 27 1:25: 3 2000 Delivered-To: freebsd-current@freebsd.org Received: from critter.freebsd.dk (beachchick.freebsd.dk [212.242.34.253]) by hub.freebsd.org (Postfix) with ESMTP id D357D37B422 for ; Sun, 27 Aug 2000 01:24:58 -0700 (PDT) Received: from critter (localhost [127.0.0.1]) by critter.freebsd.dk (8.11.0/8.9.3) with ESMTP id e7R8OtN01228; Sun, 27 Aug 2000 10:24:55 +0200 (CEST) (envelope-from phk@critter.freebsd.dk) To: Boris Popov Cc: current@freebsd.org Subject: Re: PATCH: devfs mkIII test & review please. In-Reply-To: Your message of "Sun, 27 Aug 2000 07:12:25 +0700." Date: Sun, 27 Aug 2000 10:24:54 +0200 Message-ID: <1226.967364694@critter> From: Poul-Henning Kamp Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In message , Boris Popov writes: >On Fri, 18 Aug 2000, Poul-Henning Kamp wrote: > >> Missing: >> Rename >> Subdirs. >> Close some race conditions using guaranteed atomic operations. >> Mountoption (ro ?) to prevent new devices from appearing in an instance. >> All uses of cdevsw_add() needs to be use devfs_clone() instead. > > How should 3rd party KLDs implement cloning function ? For now it >seems to be impossible to use a single binary for DEVFS and non-DEVFS >case. Once the code has been shaken out, the cloning stuff will be standard. Right now I prefer to keep as much as possible under #ifdef DEVFS. See kern/vfs_conf.c for another good reason (besides KLD) to make the cloning stuff standard. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD coreteam member | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message