From owner-cvs-all@FreeBSD.ORG Sun Jul 3 00:58:14 2005 Return-Path: X-Original-To: cvs-all@FreeBSD.org Delivered-To: cvs-all@FreeBSD.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 7129B16A501; Sun, 3 Jul 2005 00:56:56 +0000 (GMT) (envelope-from ps@mu.org) Received: from elvis.mu.org (elvis.mu.org [192.203.228.196]) by mx1.FreeBSD.org (Postfix) with ESMTP id 545AF44036; Sun, 3 Jul 2005 00:36:03 +0000 (GMT) (envelope-from ps@mu.org) Received: by elvis.mu.org (Postfix, from userid 1000) id CDCAF6CDA8; Sat, 2 Jul 2005 17:35:33 -0700 (PDT) X-Original-To: ps@mu.org Delivered-To: ps@mu.org Received: from mx2.freebsd.org (mx2.freebsd.org [216.136.204.119]) by elvis.mu.org (Postfix) with ESMTP id E79E25CAF1 for ; Sat, 18 Dec 2004 04:52:53 -0800 (PST) Received: from hub.freebsd.org (hub.freebsd.org [216.136.204.18]) by mx2.freebsd.org (Postfix) with ESMTP id 7DE9057336 for ; Sat, 18 Dec 2004 12:52:53 +0000 (GMT) (envelope-from owner-src-committers@FreeBSD.org) Received: by hub.freebsd.org (Postfix) id 9196116A4ED; Sat, 18 Dec 2004 12:52:48 +0000 (GMT) Delivered-To: ps@freebsd.org Received: by hub.freebsd.org (Postfix, from userid 538) id 9183316A4D0; Sat, 18 Dec 2004 12:52:46 +0000 (GMT) Delivered-To: src-committers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9087916A4CE; Sat, 18 Dec 2004 12:52:45 +0000 (GMT) Received: from repoman.freebsd.org (repoman.freebsd.org [216.136.204.115]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7F1C943D2F; Sat, 18 Dec 2004 12:52:45 +0000 (GMT) (envelope-from davidxu@FreeBSD.org) Received: from repoman.freebsd.org (localhost [127.0.0.1]) by repoman.freebsd.org (8.13.1/8.13.1) with ESMTP id iBICqjNH052975; Sat, 18 Dec 2004 12:52:45 GMT (envelope-from davidxu@repoman.freebsd.org) Received: (from davidxu@localhost) by repoman.freebsd.org (8.13.1/8.13.1/Submit) id iBICqjN6052974; Sat, 18 Dec 2004 12:52:45 GMT (envelope-from davidxu) Message-Id: <200412181252.iBICqjN6052974@repoman.freebsd.org> From: David Xu To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org X-FreeBSD-CVS-Branch: HEAD Sender: owner-src-committers@FreeBSD.org Precedence: bulk X-Loop: FreeBSD.ORG X-Spam-Checker-Version: SpamAssassin 3.0.1 (2004-10-22) on elvis.mu.org X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00 autolearn=ham version=3.0.1 X-Spam-Level: Cc: Subject: cvs commit: src/sys/sys proc.h syscall.h syscall.mk sysproto.h umtx.h src/sys/kern init_sysent.c kern_umtx.c syscalls.c syscalls.master X-BeenThere: cvs-all@freebsd.org X-Mailman-Version: 2.1.5 List-Id: CVS commit messages for the entire tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Date: Sun, 03 Jul 2005 00:58:17 -0000 X-Original-Date: Sat, 18 Dec 2004 12:52:45 +0000 (UTC) X-List-Received-Date: Sun, 03 Jul 2005 00:58:17 -0000 davidxu 2004-12-18 12:52:45 UTC FreeBSD src repository Modified files: sys/sys proc.h syscall.h syscall.mk sysproto.h umtx.h sys/kern init_sysent.c kern_umtx.c syscalls.c syscalls.master Log: 1. make umtx sharable between processes, the way is two or more processes call mmap() to create a shared space, and then initialize umtx on it, after that, each thread in different processes can use the umtx same as threads in same process. 2. introduce a new syscall _umtx_op to support timed lock and condition variable semantics. also, orignal umtx_lock and umtx_unlock inline functions now are reimplemented by using _umtx_op, the _umtx_op can use arbitrary id not just a thread id. Revision Changes Path 1.181 +1 -0 src/sys/kern/init_sysent.c 1.19 +544 -170 src/sys/kern/kern_umtx.c 1.167 +1 -0 src/sys/kern/syscalls.c 1.181 +2 -0 src/sys/kern/syscalls.master 1.414 +2 -2 src/sys/sys/proc.h 1.164 +3 -2 src/sys/sys/syscall.h 1.119 +3 -2 src/sys/sys/syscall.mk 1.163 +9 -1 src/sys/sys/sysproto.h 1.5 +51 -3 src/sys/sys/umtx.h