Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756033Ab0GHOwS (ORCPT ); Thu, 8 Jul 2010 10:52:18 -0400 Received: from mail-ww0-f44.google.com ([74.125.82.44]:34280 "EHLO mail-ww0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755403Ab0GHOwQ (ORCPT ); Thu, 8 Jul 2010 10:52:16 -0400 Date: Thu, 8 Jul 2010 15:44:07 +0100 From: Eric B Munson To: Peter Zijlstra Cc: Eric B Munson , akpm@linux-foundation.org, mingo@redhat.com, hugh.dickins@tiscali.co.uk, riel@redhat.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, anton@samba.org Subject: Re: [PATCH] Add trace event for munmap Message-ID: <20100708144407.GA8141@us.ibm.com> References: <1278597931-26855-1-git-send-email-emunson@mgebm.net> <1278598955.1900.152.camel@laptop> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="bg08WKrSYDhXBjb5" Content-Disposition: inline In-Reply-To: <1278598955.1900.152.camel@laptop> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1350 Lines: 46 --bg08WKrSYDhXBjb5 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, 08 Jul 2010, Peter Zijlstra wrote: > On Thu, 2010-07-08 at 15:05 +0100, Eric B Munson wrote: > > This patch adds a trace event for munmap which will record the starting > > address of the unmapped area and the length of the umapped area. This > > event will be used for modeling memory usage. >=20 > Does it make sense to couple this with a mmap()/mremap()/brk() > tracepoint? >=20 We were using the mmap information collected by perf, but I think those might also be useful so I will send a followup patch to add them. --=20 Eric B Munson IBM Linux Technology Center emunson@mgebm.net --bg08WKrSYDhXBjb5 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) iEYEARECAAYFAkw15DcACgkQsnv9E83jkzqeGwCgoFBc6kS51O01xydGT2QyVSUt DdQAoPPcppaW7XQAUPoE9pPjmFzKah0H =xsXW -----END PGP SIGNATURE----- --bg08WKrSYDhXBjb5-- -- 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/