From owner-svn-src-stable-8@FreeBSD.ORG Sat Jan 16 12:16:38 2010 Return-Path: Delivered-To: svn-src-stable-8@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D62E21065672; Sat, 16 Jan 2010 12:16:38 +0000 (UTC) (envelope-from marius@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id AAE9E8FC19; Sat, 16 Jan 2010 12:16:38 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id o0GCGc4C092553; Sat, 16 Jan 2010 12:16:38 GMT (envelope-from marius@svn.freebsd.org) Received: (from marius@localhost) by svn.freebsd.org (8.14.3/8.14.3/Submit) id o0GCGcEj092549; Sat, 16 Jan 2010 12:16:38 GMT (envelope-from marius@svn.freebsd.org) Message-Id: <201001161216.o0GCGcEj092549@svn.freebsd.org> From: Marius Strobl Date: Sat, 16 Jan 2010 12:16:38 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org X-SVN-Group: stable-8 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r202438 - stable/8/sys/nfsserver X-BeenThere: svn-src-stable-8@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for only the 8-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 16 Jan 2010 12:16:38 -0000 Author: marius Date: Sat Jan 16 12:16:38 2010 New Revision: 202438 URL: http://svn.freebsd.org/changeset/base/202438 Log: MFC: r201896 As nfsm_srvmtofh_xx() assumes the 4-byte alignment required by XDR ensure the mbuf data is aligned accordingly by calling nfs_realign() in fha_extract_info(). This fix is orthogonal to the problem solved by r199274/r199284 (MFC'ed to stable/8 in r199733). PR: 142102 (second part) Modified: stable/8/sys/nfsserver/nfs.h stable/8/sys/nfsserver/nfs_fha.c stable/8/sys/nfsserver/nfs_srvkrpc.c Directory Properties: stable/8/sys/ (props changed) stable/8/sys/amd64/include/xen/ (props changed) stable/8/sys/cddl/contrib/opensolaris/ (props changed) stable/8/sys/contrib/dev/acpica/ (props changed) stable/8/sys/contrib/pf/ (props changed) stable/8/sys/dev/xen/xenpci/ (props changed) Modified: stable/8/sys/nfsserver/nfs.h ============================================================================== --- stable/8/sys/nfsserver/nfs.h Sat Jan 16 09:52:49 2010 (r202437) +++ stable/8/sys/nfsserver/nfs.h Sat Jan 16 12:16:38 2010 (r202438) @@ -240,6 +240,7 @@ extern int nfs_debug; #endif +void nfs_realign(struct mbuf **); struct mbuf *nfs_rephead(int, struct nfsrv_descript *, int, struct mbuf **, caddr_t *); void nfsm_srvfattr(struct nfsrv_descript *, struct vattr *, Modified: stable/8/sys/nfsserver/nfs_fha.c ============================================================================== --- stable/8/sys/nfsserver/nfs_fha.c Sat Jan 16 09:52:49 2010 (r202437) +++ stable/8/sys/nfsserver/nfs_fha.c Sat Jan 16 12:16:38 2010 (r202438) @@ -158,9 +158,9 @@ SYSUNINIT(nfs_fha, SI_SUB_ROOT_CONF, SI_ static void fha_extract_info(struct svc_req *req, struct fha_info *i) { - struct mbuf *md = req->rq_args; + struct mbuf *md; nfsfh_t fh; - caddr_t dpos = mtod(md, caddr_t); + caddr_t dpos; static u_int64_t random_fh = 0; int error; int v3 = (req->rq_vers == 3); @@ -201,6 +201,10 @@ fha_extract_info(struct svc_req *req, st procnum == NFSPROC_NULL) goto out; + nfs_realign(&req->rq_args); + md = req->rq_args; + dpos = mtod(md, caddr_t); + /* Grab the filehandle. */ error = nfsm_srvmtofh_xx(&fh.fh_generic, v3, &md, &dpos); if (error) Modified: stable/8/sys/nfsserver/nfs_srvkrpc.c ============================================================================== --- stable/8/sys/nfsserver/nfs_srvkrpc.c Sat Jan 16 09:52:49 2010 (r202437) +++ stable/8/sys/nfsserver/nfs_srvkrpc.c Sat Jan 16 12:16:38 2010 (r202438) @@ -266,7 +266,7 @@ nfs_rephead(int siz, struct nfsrv_descri * not occur with NFS/UDP and is supposed to only occassionally occur * with TCP. Use vfs.nfs.realign_count and realign_test to check this. */ -static void +void nfs_realign(struct mbuf **pm) /* XXX COMMON */ { struct mbuf *m;