Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932262AbVINKOi (ORCPT ); Wed, 14 Sep 2005 06:14:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932670AbVINKOh (ORCPT ); Wed, 14 Sep 2005 06:14:37 -0400 Received: from imap.gmx.net ([213.165.64.20]:18070 "HELO mail.gmx.net") by vger.kernel.org with SMTP id S932262AbVINKOg (ORCPT ); Wed, 14 Sep 2005 06:14:36 -0400 X-Authenticated: #1700068 From: Torsten Foertsch To: linux-kernel@vger.kernel.org Subject: COW pages and paging question Date: Wed, 14 Sep 2005 12:14:26 +0200 User-Agent: KMail/1.7.1 MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart15031277.djktha3tA1"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200509141214.32946.torsten.foertsch@gmx.net> X-Y-GMX-Trusted: 0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 991 Lines: 37 --nextPart15031277.djktha3tA1 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Hi, when a process forks it's pages become shared by COW. Now one or both=20 processes are written partially to the swap space. Later some pages are pag= ed=20 in. Are they still shared between the 2 processes? (Assuming they are not writt= en=20 to and cover the same address range) Thanks, Torsten --nextPart15031277.djktha3tA1 Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.5 (GNU/Linux) iD8DBQBDJ/gIwicyCTir8T4RAryZAJ9cUd30umHYttKA/DOv0krfoItifACgkvET LhHgDoKQdDrreQgM8o1Nxes= =K20n -----END PGP SIGNATURE----- --nextPart15031277.djktha3tA1-- - 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/