From owner-cvs-src-old@FreeBSD.ORG Fri Nov 26 01:48:44 2010 Return-Path: Delivered-To: cvs-src-old@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id BD24A106566B for ; Fri, 26 Nov 2010 01:48:44 +0000 (UTC) (envelope-from yongari@FreeBSD.org) Received: from repoman.freebsd.org (repoman.freebsd.org [IPv6:2001:4f8:fff6::29]) by mx1.freebsd.org (Postfix) with ESMTP id 716408FC17 for ; Fri, 26 Nov 2010 01:48:44 +0000 (UTC) Received: from repoman.freebsd.org (localhost [127.0.0.1]) by repoman.freebsd.org (8.14.4/8.14.4) with ESMTP id oAQ1miMe037423 for ; Fri, 26 Nov 2010 01:48:44 GMT (envelope-from yongari@repoman.freebsd.org) Received: (from svn2cvs@localhost) by repoman.freebsd.org (8.14.4/8.14.4/Submit) id oAQ1mix6037422 for cvs-src-old@freebsd.org; Fri, 26 Nov 2010 01:48:44 GMT (envelope-from yongari@repoman.freebsd.org) Message-Id: <201011260148.oAQ1mix6037422@repoman.freebsd.org> X-Authentication-Warning: repoman.freebsd.org: svn2cvs set sender to yongari@repoman.freebsd.org using -f From: Pyun YongHyeon Date: Fri, 26 Nov 2010 01:48:29 +0000 (UTC) To: cvs-src-old@freebsd.org X-FreeBSD-CVS-Branch: HEAD Subject: cvs commit: src/sys/dev/jme if_jmereg.h X-BeenThere: cvs-src-old@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: **OBSOLETE** CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 26 Nov 2010 01:48:44 -0000 yongari 2010-11-26 01:48:29 UTC FreeBSD src repository Modified files: sys/dev/jme if_jmereg.h Log: SVN rev 215847 on 2010-11-26 01:48:29Z by yongari Disable retrying RX descriptor loading. The counter is used to set number of retry to be performed whenever controller found RX descriptor was empty. RX empty interrupt is generated only when the retry counter is over. Experimentation shows retrying RX descriptor loading increased number of dropped frames under flow-control enabled environments so disable it and have controller generate RX empty interrupt as fast as it can. While I'm here fix RXCSR_DESC_RT_CNT macro. Revision Changes Path 1.7 +2 -2 src/sys/dev/jme/if_jmereg.h