From owner-cvs-src@FreeBSD.ORG Tue Mar 7 18:08:10 2006 Return-Path: X-Original-To: cvs-src@FreeBSD.org Delivered-To: cvs-src@FreeBSD.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D10D916A420; Tue, 7 Mar 2006 18:08:10 +0000 (GMT) (envelope-from jhb@FreeBSD.org) Received: from repoman.freebsd.org (repoman.freebsd.org [216.136.204.115]) by mx1.FreeBSD.org (Postfix) with ESMTP id 4307E43D58; Tue, 7 Mar 2006 18:08:10 +0000 (GMT) (envelope-from jhb@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 k27I8APw017965; Tue, 7 Mar 2006 18:08:10 GMT (envelope-from jhb@repoman.freebsd.org) Received: (from jhb@localhost) by repoman.freebsd.org (8.13.1/8.13.1/Submit) id k27I8AIs017964; Tue, 7 Mar 2006 18:08:10 GMT (envelope-from jhb) Message-Id: <200603071808.k27I8AIs017964@repoman.freebsd.org> From: John Baldwin Date: Tue, 7 Mar 2006 18:08:10 +0000 (UTC) To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org X-FreeBSD-CVS-Branch: RELENG_6 Cc: Subject: cvs commit: src/sys/alpha/alpha machdep.c trap.c src/sys/arm/arm machdep.c undefined.c src/sys/fs/pseudofs pseudofs_vnops.c src/sys/i386/linux linux_ptrace.c src/sys/ia64/ia64 machdep.c src/sys/kern kern_exit.c kern_kse.c sys_process.c src/sys/sys ... X-BeenThere: cvs-src@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 07 Mar 2006 18:08:11 -0000 jhb 2006-03-07 18:08:10 UTC FreeBSD src repository Modified files: (Branch: RELENG_6) sys/alpha/alpha machdep.c trap.c sys/arm/arm machdep.c undefined.c sys/fs/pseudofs pseudofs_vnops.c sys/i386/linux linux_ptrace.c sys/ia64/ia64 machdep.c sys/kern kern_exit.c kern_kse.c sys_process.c sys/sys proc.h Log: MFC: Close some races between procfs/ptrace and exit1() by changing exit1() to block until any current PHOLD's are released. This includes Simplifying the cleanup code in kern_ptrace() and removing the now unnecessary vmspace ref counting magic from proc_rwmem(). Also, the locking for ptrace_single_step(), ptrace_set_pc(), and ptrace_clear_single_step() have been fixed to be consistent across the tree. Approved by: re (scottl) Revision Changes Path 1.235.2.2 +24 -3 src/sys/alpha/alpha/machdep.c 1.123.2.1 +4 -0 src/sys/alpha/alpha/trap.c 1.16.2.1 +15 -1 src/sys/arm/arm/machdep.c 1.8.2.1 +4 -0 src/sys/arm/arm/undefined.c 1.56.2.3 +8 -0 src/sys/fs/pseudofs/pseudofs_vnops.c 1.16.2.1 +6 -0 src/sys/i386/linux/linux_ptrace.c 1.200.2.3 +2 -0 src/sys/ia64/ia64/machdep.c 1.263.2.6 +22 -5 src/sys/kern/kern_exit.c 1.214.2.6 +16 -2 src/sys/kern/kern_kse.c 1.131.2.3 +60 -104 src/sys/kern/sys_process.c 1.432.2.4 +4 -0 src/sys/sys/proc.h