From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 4 Apr 2007 13:45:06 +0100 (BST) From: Hugh Dickins Subject: Re: [rfc] no ZERO_PAGE? In-Reply-To: <20070404102407.GA529@wotan.suse.de> Message-ID: References: <20070329075805.GA6852@wotan.suse.de> <20070330024048.GG19407@wotan.suse.de> <20070404033726.GE18507@wotan.suse.de> <20070404102407.GA529@wotan.suse.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Nick Piggin Cc: Andrew Morton , Linus Torvalds , Linux Memory Management List , tee@sgi.com, holt@sgi.com, Andrea Arcangeli , Linux Kernel Mailing List List-ID: On Wed, 4 Apr 2007, Nick Piggin wrote: > > No, you have a point, but if we have to ask people to recompile > with CONFIG_ZERO_PAGE, then it isn't much harder to ask them to > apply a patch first. > > But for a potential mainline merge, maybe starting with a CONFIG > option is a good idea -- defaulting to off, and we could start by > turning it on just in -rc kernels for a few releases, to get a bit > more confidence? I'm confused. CONFIG_ZERO_PAGE off is where we'd like to end up: how would turning CONFIG_ZERO_PAGE on in -rc kernels help us to get there? Hugh -- 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.linux-mm.org/ . Don't email: email@kvack.org