From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Herrenschmidt Date: Thu, 02 Aug 2007 22:32:22 +0000 Subject: Re: ia64 mmu_gather question Message-Id: <1186093942.5495.634.camel@localhost.localdomain> List-Id: References: <1186026055.5495.585.camel@localhost.localdomain> In-Reply-To: <1186026055.5495.585.camel@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org On Thu, 2007-08-02 at 16:07 -0600, David Mosberger-Tang wrote: > Do keep in mind that there is a hardware walker, too! ;-) Yup, I know. Your TLB miss rate gets lower as you fault in the page table pages, though it's still higher than a full tree walker. How big is the TLB btw ? Ben.