From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Lang Date: Fri, 24 Jan 2003 00:48:39 -0800 (PST) Subject: Re: your mail In-Reply-To: <54208.210.212.228.78.1043398260.webmail@mail.nitc.ac.in> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: "Anoop J." Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org List-ID: I think this is a case of the same tuerm being used for two different purposes. I don't know the use you are refering to. David Lang On Fri, 24 Jan 2003, Anoop J. wrote: > I read that the data coherency problem due to virtual indexing is avoided > through page coloring and it has also got the speed of physical indexing > can u just elaborate on how this is possible? > > > Thanks > > > > > > implementing a fully associative cache eliminates the need for page > > coloring, but it has to be implemented in hardware. if you don't have > > fully associative caches in your hardware page coloring helps avoid the > > worst case memory allocations. > > > > from what I have seen on the attempts to implement it the problem is > > that the calculations needed to do page colored allocations end up > > costing enough that they end up with a net loss compared to the old > > method. > > > > David Lang > > > > > > On Fri, 24 Jan 2003, Anoop J. > > wrote: > > > >> Date: Fri, 24 Jan 2003 11:24:24 +0530 (IST) > >> From: Anoop J. > >> To: linux-mm@kvack.org, linux-kernel@vger.kernel.org > >> > >> > >> How is this different from a fully associative cache .Would be better > >> if u could deal it based on the address bits used > >> > > > -- 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/