From owner-cvs-src-old@FreeBSD.ORG Wed Sep 8 16:34:26 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 C6BEC1065695 for ; Wed, 8 Sep 2010 16:34:26 +0000 (UTC) (envelope-from jchandra@FreeBSD.org) Received: from repoman.freebsd.org (repoman.freebsd.org [IPv6:2001:4f8:fff6::29]) by mx1.freebsd.org (Postfix) with ESMTP id B42398FC16 for ; Wed, 8 Sep 2010 16:34:26 +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 o88GYQUG098186 for ; Wed, 8 Sep 2010 16:34:26 GMT (envelope-from jchandra@repoman.freebsd.org) Received: (from svn2cvs@localhost) by repoman.freebsd.org (8.14.4/8.14.4/Submit) id o88GYQKo098185 for cvs-src-old@freebsd.org; Wed, 8 Sep 2010 16:34:26 GMT (envelope-from jchandra@repoman.freebsd.org) Message-Id: <201009081634.o88GYQKo098185@repoman.freebsd.org> X-Authentication-Warning: repoman.freebsd.org: svn2cvs set sender to jchandra@repoman.freebsd.org using -f From: "Jayachandran C." Date: Wed, 8 Sep 2010 16:34:08 +0000 (UTC) To: cvs-src-old@freebsd.org X-FreeBSD-CVS-Branch: HEAD Subject: cvs commit: src/sys/mips/rmi fmn.c msgring.h src/sys/mips/rmi/dev/xlr rge.c 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: Wed, 08 Sep 2010 16:34:26 -0000 jchandra 2010-09-08 16:34:08 UTC FreeBSD src repository Modified files: sys/mips/rmi fmn.c msgring.h sys/mips/rmi/dev/xlr rge.c Log: SVN rev 212321 on 2010-09-08 16:34:08Z by jchandra Clean up fast message ring code for XLR. Fix message ring send path: - define msgrng_access_enable() which disables local interrupts and enables message ring access. Also define msgrng_restore() which restores interrupts - remove all other msgrng enable/disable macros, no need of critical_enter and other locking here. - message_send() fixup: re-read status until pending bit clears - message_send_retry() fixup: retry only few times with interrupts disabled - Fix up message_send/message_send_retry callers - call msgrng_access_enable() and msgrng_restore() correctly so that interrupts are not disabled for long. - removed unused and obsolete code from sys/mips/rmi/msgring.h - some style fixes - more later rge.c (XLR GMAC driver): - updated for the message ring changes - remove unused message_send_block() - retry on credit failure, this is not a permanent failure when credits are configured correctly. Add panic if credits are not available to send for a long time. Revision Changes Path 1.14 +19 -41 src/sys/mips/rmi/dev/xlr/rge.c 1.3 +18 -20 src/sys/mips/rmi/fmn.c 1.5 +76 -163 src/sys/mips/rmi/msgring.h