From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 27 Feb 2006 22:47:39 -0800 From: Andrew Morton Subject: Re: vDSO vs. mm : problems with ppc vdso Message-Id: <20060227224739.70ecfd08.akpm@osdl.org> In-Reply-To: <1141108220.3767.43.camel@localhost.localdomain> References: <1141105154.3767.27.camel@localhost.localdomain> <20060227215416.2bfc1e18.akpm@osdl.org> <1141106896.3767.34.camel@localhost.localdomain> <20060227222055.4d877f16.akpm@osdl.org> <1141108220.3767.43.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Benjamin Herrenschmidt Cc: linux-mm@kvack.org, hugh@veritas.com, paulus@samba.org, nickpiggin@yahoo.com.au, davem@davemloft.net List-ID: Benjamin Herrenschmidt wrote: > > > > I'll send the patch as a reply to this message. > > > > Please copy linux-arch. > > Did that. You did not, you meanie. > > > pages in could be a problem ? > > > > It sounds just like a sound card DMA buffer to me - that's a solved > > problem? (Well, we keep unsolving it, but it's a relatively common > > pattern). > > Might be ... though I though the later had VM_RESERVED or some similar > thing ... the trick with that vma is that i don't want any of these > things to allow for COW ... But yeah, it _looks_ like it will just work > (well... it appears to work so far anyway....) Hugh's the man - he loves that stuff. -- 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