Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754456Ab0DFOhw (ORCPT ); Tue, 6 Apr 2010 10:37:52 -0400 Received: from mail-pw0-f46.google.com ([209.85.160.46]:57166 "EHLO mail-pw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751665Ab0DFOhq (ORCPT ); Tue, 6 Apr 2010 10:37:46 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=nE46jjz3OQ6GbFFjX+6d09LSnbFuWsP2rzxHcXJ6zPP1Pu1M1Thi0IxMs1nATZycct qFRN6aHTZFuYK56WksRzgcSnk9Kszu8kqkKi8+LB8TKlRfox4CW1FoKYaktziPfkExU4 rLU8hZEquGkM61Hs4fW2KrE4nujQKCNB6pUBA= MIME-Version: 1.0 Date: Tue, 6 Apr 2010 22:37:46 +0800 Message-ID: Subject: why choose 896MB to the start point of ZONE_HIGHMEM From: hayfeng Lee To: linux-kernel@vger.kernel.org, linux-kernel@zh-kernel.org, kernelnewbies@nl.linux.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 424 Lines: 10 hello,every one. I have a question: Why does linux choose 896MB to do a start point of ZONE_HIGHMEM and the end point of ZONE_NORMAL. Just for experience? What is the advantages? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/