From owner-cvs-src-old@FreeBSD.ORG Fri Aug 28 20:06:26 2009 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 D90AA1065677 for ; Fri, 28 Aug 2009 20:06:26 +0000 (UTC) (envelope-from rwatson@FreeBSD.org) Received: from repoman.freebsd.org (repoman.freebsd.org [IPv6:2001:4f8:fff6::29]) by mx1.freebsd.org (Postfix) with ESMTP id A9A908FC1D for ; Fri, 28 Aug 2009 20:06:26 +0000 (UTC) Received: from repoman.freebsd.org (localhost [127.0.0.1]) by repoman.freebsd.org (8.14.3/8.14.3) with ESMTP id n7SK6Qa5065491 for ; Fri, 28 Aug 2009 20:06:26 GMT (envelope-from rwatson@repoman.freebsd.org) Received: (from svn2cvs@localhost) by repoman.freebsd.org (8.14.3/8.14.3/Submit) id n7SK6QOn065490 for cvs-src-old@freebsd.org; Fri, 28 Aug 2009 20:06:26 GMT (envelope-from rwatson@repoman.freebsd.org) Message-Id: <200908282006.n7SK6QOn065490@repoman.freebsd.org> X-Authentication-Warning: repoman.freebsd.org: svn2cvs set sender to rwatson@repoman.freebsd.org using -f From: Robert Watson Date: Fri, 28 Aug 2009 20:06:02 +0000 (UTC) To: cvs-src-old@freebsd.org X-FreeBSD-CVS-Branch: RELENG_8 Subject: cvs commit: src/sys/compat/linux linux_ioctl.c src/sys/contrib/altq/altq altq_subr.c src/sys/kern kern_uuid.c src/sys/net bridgestp.c if.c if_llatbl.c if_var.h if_vlan.c src/sys/netgraph ng_gif.c src/sys/netinet in.c src/sys/netinet6 icmp6.c in6.c in6_ifattach.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: Fri, 28 Aug 2009 20:06:26 -0000 rwatson 2009-08-28 20:06:02 UTC FreeBSD src repository Modified files: (Branch: RELENG_8) sys/compat/linux linux_ioctl.c sys/contrib/altq/altq altq_subr.c sys/kern kern_uuid.c sys/net bridgestp.c if.c if_llatbl.c if_var.h if_vlan.c sys/netgraph ng_gif.c sys/netinet in.c sys/netinet6 icmp6.c in6.c in6_ifattach.c nd6.c sys/netipsec xform_ipip.c sys/nfsclient bootp_subr.c Log: SVN rev 196626 on 2009-08-28 20:06:02Z by rwatson Merge r196481 from head to stable/8: Rework global locks for interface list and index management, correcting several critical bugs, including race conditions and lock order issues: Replace the single rwlock, ifnet_lock, with two locks, an rwlock and an sxlock. Either can be held to stablize the lists and indexes, but both are required to write. This allows the list to be held stable in both network interrupt contexts and sleepable user threads across sleeping memory allocations or device driver interactions. As before, writes to the interface list must occur from sleepable contexts. Reviewed by: bz, julian Approved by: re (kib) Revision Changes Path 1.155.2.2 +4 -6 src/sys/compat/linux/linux_ioctl.c 1.25.2.2 +4 -4 src/sys/contrib/altq/altq/altq_subr.c 1.23.2.2 +3 -3 src/sys/kern/kern_uuid.c 1.50.2.2 +2 -2 src/sys/net/bridgestp.c 1.359.2.4 +58 -36 src/sys/net/if.c 1.8.2.2 +4 -4 src/sys/net/if_llatbl.c 1.152.2.3 +34 -8 src/sys/net/if_var.h 1.139.2.2 +2 -2 src/sys/net/if_vlan.c 1.28.2.2 +2 -2 src/sys/netgraph/ng_gif.c 1.143.2.2 +1 -6 src/sys/netinet/in.c 1.117.2.2 +6 -6 src/sys/netinet6/icmp6.c 1.121.2.3 +3 -8 src/sys/netinet6/in6.c 1.74.2.2 +3 -3 src/sys/netinet6/in6_ifattach.c 1.123.2.2 +2 -2 src/sys/netinet6/nd6.c 1.32.2.2 +4 -4 src/sys/netipsec/xform_ipip.c 1.86.2.2 +1 -1 src/sys/nfsclient/bootp_subr.c