From owner-svn-src-all@FreeBSD.ORG Thu May 21 16:42:43 2009 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 18869106564A; Thu, 21 May 2009 16:42:43 +0000 (UTC) (envelope-from ed@hoeg.nl) Received: from palm.hoeg.nl (mx0.hoeg.nl [IPv6:2001:7b8:613:100::211]) by mx1.freebsd.org (Postfix) with ESMTP id D24248FC28; Thu, 21 May 2009 16:42:42 +0000 (UTC) (envelope-from ed@hoeg.nl) Received: by palm.hoeg.nl (Postfix, from userid 1000) id 306261CDED; Thu, 21 May 2009 18:42:42 +0200 (CEST) Date: Thu, 21 May 2009 18:42:42 +0200 From: Ed Schouten To: Kostik Belousov Message-ID: <20090521164242.GL1271@hoeg.nl> References: <200905211619.n4LGJsDV071739@svn.freebsd.org> <20090521162422.GR1927@deviant.kiev.zoral.com.ua> <20090521163021.GK1271@hoeg.nl> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="iK/wEI4vkfDmI6Zw" Content-Disposition: inline In-Reply-To: <20090521163021.GK1271@hoeg.nl> User-Agent: Mutt/1.5.19 (2009-01-05) Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r192544 - head/sys/kern X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 May 2009 16:42:43 -0000 --iK/wEI4vkfDmI6Zw Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi Kostik, I forgot to mention something, * Ed Schouten wrote: > Because it reduces performance significantly. If I remember correctly, > UMTS devices (u3g, etc) have big buffer sizes. This means that we have > to zero a lot of memory. >=20 > The code was already present, but not enabled, so I thought it would > have been better to at least offer it as an easy to enable feature. I am willing to enable it by default. I'd rather leave the sysctl there, to make it easier for people to revert to the old behaviour if it turns out to be a problem. --=20 Ed Schouten WWW: http://80386.nl/ --iK/wEI4vkfDmI6Zw Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (FreeBSD) iEYEARECAAYFAkoVhIIACgkQ52SDGA2eCwW1XQCeJW/l01+pAK0ApJSHXJfujbto vWcAn3lfNHW1T4YYjlP4NORWZZqCXTLp =O884 -----END PGP SIGNATURE----- --iK/wEI4vkfDmI6Zw--