From owner-cvs-all Wed Mar 28 3:59:43 2001 Delivered-To: cvs-all@freebsd.org Received: from meow.osd.bsdi.com (meow.osd.bsdi.com [204.216.28.88]) by hub.freebsd.org (Postfix) with ESMTP id E41E137B71D; Wed, 28 Mar 2001 03:59:32 -0800 (PST) (envelope-from jhb@FreeBSD.org) Received: from laptop.baldwin.cx (john@jhb-laptop.osd.bsdi.com [204.216.28.241]) by meow.osd.bsdi.com (8.11.2/8.11.2) with ESMTP id f2SBxHG87033; Wed, 28 Mar 2001 03:59:17 -0800 (PST) (envelope-from jhb@FreeBSD.org) Message-ID: X-Mailer: XFMail 1.4.0 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: <200103281152.f2SBqwk86873@freefall.freebsd.org> Date: Wed, 28 Mar 2001 03:59:03 -0800 (PST) From: John Baldwin To: John Baldwin Subject: RE: cvs commit: src/sys/alpha/alpha pmap.c src/sys/compat/linpro Cc: cvs-all@FreeBSD.org, cvs-committers@FreeBSD.org Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On 28-Mar-01 John Baldwin wrote: > jhb 2001/03/28 03:52:58 PST > > Modified files: > sys/alpha/alpha pmap.c > sys/compat/linprocfs linprocfs_vnops.c > sys/compat/svr4 svr4_misc.c > sys/i386/i386 pmap.c > sys/i386/ibcs2 ibcs2_sysvec.c > sys/ia64/ia64 pmap.c > sys/kern imgact_elf.c init_main.c kern_exit.c > kern_fork.c kern_kthread.c kern_ktrace.c > kern_proc.c kern_resource.c kern_sig.c > kern_synch.c sys_process.c vfs_syscalls.c > sys/miscfs/procfs procfs_ctl.c procfs_vnops.c > sys/sys proc.h > sys/vm vm_glue.c vm_meter.c vm_object.c > vm_pageout.c > Log: > Convert the allproc and proctree locks from lockmgr locks to sx locks. As hoped, this fixes the lockmgr interlock and process lock lock order reversals. Unfortunately, witness doesn't handle sx lock recursion yet, so when we recurse on allproc, we get a duplicate lock warning in the kern.procs sysctl that ps, etc. use. You can ignore that warning for now until witness is fixed up some more. -- John Baldwin -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message