From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by e36.co.us.ibm.com (8.13.8/8.13.8) with ESMTP id m421pIrF020687 for ; Thu, 1 May 2008 21:51:18 -0400 Received: from d03av02.boulder.ibm.com (d03av02.boulder.ibm.com [9.17.195.168]) by d03relay04.boulder.ibm.com (8.13.8/8.13.8/NCO v8.7) with ESMTP id m421pIwN196096 for ; Thu, 1 May 2008 19:51:18 -0600 Received: from d03av02.boulder.ibm.com (loopback [127.0.0.1]) by d03av02.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id m427pIRS029304 for ; Fri, 2 May 2008 01:51:18 -0600 Subject: [RFC][PATCH 0/2] Huge page backed user-space stacks From: Eric B Munson Reply-To: ebmunson@us.ibm.com Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-t4NLSwivW/otG6l6j2bI" Date: Thu, 01 May 2008 18:51:16 -0700 Message-Id: <1209693076.8483.21.camel@grover.beaverton.ibm.com> Mime-Version: 1.0 Sender: owner-linux-mm@kvack.org Return-Path: To: linux-mm@kvack.org Cc: nacc , mel@csn.ul.ie, andyw List-ID: --=-t4NLSwivW/otG6l6j2bI Content-Type: text/plain Content-Transfer-Encoding: quoted-printable It is beneficial for certain user space processes to use huge pages for their process stacks rather than small pages. Presently there is no way for a process to do this. This patch set introduces a method for putting user space process stacks on huge pages. It adds a personality flag that requests huge page backed stacks. A user space utility will be required to set the personality flag before calling exec with for the target process. --=-t4NLSwivW/otG6l6j2bI Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) iD8DBQBIGnOUsnv9E83jkzoRAnuUAJ0RlXOGXND+/L2TRbuEomOoUREZjwCfaDI3 djW+o44uDPA+eBh+pmKu6FM= =Ya8z -----END PGP SIGNATURE----- --=-t4NLSwivW/otG6l6j2bI-- -- 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