From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx104.postini.com [74.125.245.104]) by kanga.kvack.org (Postfix) with SMTP id 7E7726B0009 for ; Fri, 22 Feb 2013 00:38:57 -0500 (EST) Date: Fri, 22 Feb 2013 16:07:05 +1100 From: Paul Mackerras Subject: Re: [RFC PATCH -V2 04/21] powerpc: Reduce the PTE_INDEX_SIZE Message-ID: <20130222050705.GD6139@drongo> References: <1361465248-10867-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <1361465248-10867-5-git-send-email-aneesh.kumar@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1361465248-10867-5-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Sender: owner-linux-mm@kvack.org List-ID: To: "Aneesh Kumar K.V" Cc: benh@kernel.crashing.org, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org On Thu, Feb 21, 2013 at 10:17:11PM +0530, Aneesh Kumar K.V wrote: > From: "Aneesh Kumar K.V" > > This make one PMD cover 16MB range. That helps in easier implementation of THP > on power. THP core code make use of one pmd entry to track the huge page and > the range mapped by a single pmd entry should be equal to the huge page size > supported by the hardware. > > Signed-off-by: Aneesh Kumar K.V Acked-by: Paul Mackerras -- 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