From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesse Barnes Date: Wed, 19 Jan 2005 22:03:35 +0000 Subject: Re: pgprot_writecombine & shub 1.x Message-Id: <200501191403.35459.jbarnes@sgi.com> List-Id: References: <200501111200.02504.jbarnes@sgi.com> In-Reply-To: <200501111200.02504.jbarnes@sgi.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org On Wednesday, January 19, 2005 2:00 pm, Luck, Tony wrote: > More EFI ignorance on my part ... do you really have to check > each *byte* of the address range, or is there some larger unit > that you could step by? It doesn't seem rational that this > attribute could change for anything less than cache line size. I think I could stride by 1 << EFI_PAGE_SHIFT since the memory map is described in that granularity. Jesse