From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: [PATCH] replace SYSV shared memory with shm filesystem References: From: Christoph Rohland Date: 10 Jan 2000 13:46:22 +0100 In-Reply-To: Alan Cox's message of "Mon, 10 Jan 2000 12:39:50 +0000 (GMT)" Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-linux-mm@kvack.org Return-Path: To: Alan Cox Cc: MM mailing list , Linux Kernel Mailing List , "Eric W. Biederman" , Alexander Viro , GOTO Masanori List-ID: Alan Cox writes: > > replaces/reuses the existing SYSV shm code so you now have to > > mount the fs to be able to use SYSV SHM. But in turn we now have > > everything in place to implement posix shm. This also obsoletes > > vm_private_data in vm_area_struct. > > Umm no. It obsoletes vm_private_data for existing merged file > systems. The stackable file systems still need this field (cryptfs, > lofs etc) Hey, that's a pity :-( I liked this cleanup. Do they really need it? > > Also it is now possible to do e.g. 'rm /dev/shm/*' instead of this > >terrible 'ipcrm shm xx' :-) > > Nice Yup :-) Greetings Christoph -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.nl.linux.org/Linux-MM/