Define namei flag INRENAME and set it if a lookup operation is part
of rename. This helps with building better asserts for rename in the DELETE lookup ... the RENAME lookup is quite obviously a part of rename.
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3142d3ac31
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@ -1,4 +1,4 @@
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/* $NetBSD: vfs_syscalls.c,v 1.400 2009/12/19 20:28:27 martin Exp $ */
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/* $NetBSD: vfs_syscalls.c,v 1.401 2009/12/23 01:09:24 pooka Exp $ */
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/*-
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* Copyright (c) 2008, 2009 The NetBSD Foundation, Inc.
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@ -66,7 +66,7 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.400 2009/12/19 20:28:27 martin Exp $");
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__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.401 2009/12/23 01:09:24 pooka Exp $");
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#ifdef _KERNEL_OPT
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#include "opt_fileassoc.h"
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@ -3264,7 +3264,7 @@ do_sys_rename(const char *from, const char *to, enum uio_seg seg, int retain)
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uint32_t saveflag;
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int error;
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NDINIT(&fromnd, DELETE, LOCKPARENT | SAVESTART | TRYEMULROOT,
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NDINIT(&fromnd, DELETE, LOCKPARENT | SAVESTART | TRYEMULROOT | INRENAME,
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seg, from);
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if ((error = namei(&fromnd)) != 0)
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return (error);
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@ -3329,7 +3329,7 @@ do_sys_rename(const char *from, const char *to, enum uio_seg seg, int retain)
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NDINIT(&tond, RENAME,
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LOCKPARENT | LOCKLEAF | NOCACHE | SAVESTART | TRYEMULROOT
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| (fvp->v_type == VDIR ? CREATEDIR : 0),
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| INRENAME | (fvp->v_type == VDIR ? CREATEDIR : 0),
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seg, to);
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if ((error = namei(&tond)) != 0) {
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VFS_RENAMELOCK_EXIT(fs);
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@ -1,4 +1,4 @@
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/* $NetBSD: nfs_serv.c,v 1.148 2009/11/07 07:27:49 cegger Exp $ */
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/* $NetBSD: nfs_serv.c,v 1.149 2009/12/23 01:09:25 pooka Exp $ */
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/*
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* Copyright (c) 1989, 1993
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@ -55,7 +55,7 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: nfs_serv.c,v 1.148 2009/11/07 07:27:49 cegger Exp $");
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__KERNEL_RCSID(0, "$NetBSD: nfs_serv.c,v 1.149 2009/12/23 01:09:25 pooka Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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@ -1863,7 +1863,7 @@ nfsrv_rename(struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, struct lwp *l
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saved_uid = kauth_cred_geteuid(cred);
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fromnd.ni_cnd.cn_cred = cred;
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fromnd.ni_cnd.cn_nameiop = DELETE;
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fromnd.ni_cnd.cn_flags = LOCKPARENT | SAVESTART;
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fromnd.ni_cnd.cn_flags = LOCKPARENT | SAVESTART | INRENAME;
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error = nfs_namei(&fromnd, &fnsfh, len, slp, nam, &md,
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&dpos, &fdirp, lwp, (nfsd->nd_flag & ND_KERBAUTH), false);
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if (fdirp && v3) {
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kauth_cred_seteuid(cred, saved_uid);
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tond.ni_cnd.cn_cred = cred;
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tond.ni_cnd.cn_nameiop = RENAME;
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tond.ni_cnd.cn_flags = LOCKPARENT | LOCKLEAF | NOCACHE | SAVESTART;
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tond.ni_cnd.cn_flags = LOCKPARENT | LOCKLEAF | NOCACHE |
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SAVESTART | INRENAME;
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error = nfs_namei(&tond, &tnsfh, len2, slp, nam, &md,
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&dpos, &tdirp, lwp, (nfsd->nd_flag & ND_KERBAUTH), false);
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if (tdirp && v3) {
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@ -1,4 +1,4 @@
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/* $NetBSD: namei.src,v 1.13 2009/09/27 17:23:54 dholland Exp $ */
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/* $NetBSD: namei.src,v 1.14 2009/12/23 01:09:24 pooka Exp $ */
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/*
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* Copyright (c) 1985, 1989, 1991, 1993
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@ -139,7 +139,8 @@ NAMEIFL ISWHITEOUT 0x0020000 /* found whiteout */
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NAMEIFL DOWHITEOUT 0x0040000 /* do whiteouts */
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NAMEIFL REQUIREDIR 0x0080000 /* must be a directory */
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NAMEIFL CREATEDIR 0x0200000 /* trailing slashes are ok */
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NAMEIFL PARAMASK 0x02fff00 /* mask of parameter descriptors */
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NAMEIFL INRENAME 0x0400000 /* operation is a part of ``rename'' */
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NAMEIFL PARAMASK 0x06fff00 /* mask of parameter descriptors */
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/*
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* Initialization of an nameidata structure.
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