From owner-svn-src-head@FreeBSD.ORG Thu Aug 9 10:45:50 2012 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id A70C4106564A; Thu, 9 Aug 2012 10:45:50 +0000 (UTC) (envelope-from peter@rulingia.com) Received: from vps.rulingia.com (host-122-100-2-194.octopus.com.au [122.100.2.194]) by mx1.freebsd.org (Postfix) with ESMTP id 3624A8FC17; Thu, 9 Aug 2012 10:45:49 +0000 (UTC) Received: from server.rulingia.com (c220-239-247-45.belrs5.nsw.optusnet.com.au [220.239.247.45]) by vps.rulingia.com (8.14.5/8.14.5) with ESMTP id q79Ajlbm056115 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Thu, 9 Aug 2012 20:45:48 +1000 (EST) (envelope-from peter@rulingia.com) X-Bogosity: Ham, spamicity=0.000000 Received: from server.rulingia.com (localhost.rulingia.com [127.0.0.1]) by server.rulingia.com (8.14.5/8.14.5) with ESMTP id q79AjcGx021894 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 9 Aug 2012 20:45:38 +1000 (EST) (envelope-from peter@server.rulingia.com) Received: (from peter@localhost) by server.rulingia.com (8.14.5/8.14.5/Submit) id q79AjbQA021893; Thu, 9 Aug 2012 20:45:37 +1000 (EST) (envelope-from peter) Date: Thu, 9 Aug 2012 20:45:36 +1000 From: Peter Jeremy To: Alan Cox Message-ID: <20120809104536.GA21404@server.rulingia.com> References: <201207161813.q6GIDhm1068181@svn.freebsd.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="2fHTh5uZTiUOsy+g" Content-Disposition: inline In-Reply-To: <201207161813.q6GIDhm1068181@svn.freebsd.org> X-PGP-Key: http://www.rulingia.com/keys/peter.pgp User-Agent: Mutt/1.5.21 (2010-09-15) Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r238536 - head/sys/vm X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 09 Aug 2012 10:45:50 -0000 --2fHTh5uZTiUOsy+g Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On 2012-Jul-16 18:13:43 +0000, Alan Cox wrote: > Various improvements to vm_contig_grow_cache(). Most notably, even when > it can't sleep, it can still move clean pages from the inactive queue to > the cache. Also, when a page is cached, there is no need to restart the > scan. The "next" page pointer held by vm_contig_launder() is still > valid. Finally, add a comment summarizing what vm_contig_grow_cache() > does based upon the value of "tries". > =20 > MFC after: 3 weeks I realise 3 weeks is only just up but I'm wondering if you intend to MFC this (and hopefully r238456) soon. I've had a quick try at merging this back to 8.x but it relies on vm_pageout_page_lock() and vm_page_unlock() which were added in r207694 and I'm not sure about the impact of merging that. --=20 Peter Jeremy --2fHTh5uZTiUOsy+g Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iEYEARECAAYFAlAjlNAACgkQ/opHv/APuIdlyQCdFHL86DSZ9l7yjxnelSrLvMpa 17UAn1bbrovgAlpkeyfsHJrr1+FyXQw3 =cHSr -----END PGP SIGNATURE----- --2fHTh5uZTiUOsy+g--