nfs_clvnops.c (235891a1273d99b86784f935d2d6c554ce189559) nfs_clvnops.c (b4a58fbf640409a1e507d9f7b411c83a3f83a2f3)
1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1989, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Rick Macklem at The University of Guelph.

--- 1151 unchanged lines hidden (view full) ---

1160 struct vnode *dvp = ap->a_dvp;
1161 struct vnode **vpp = ap->a_vpp;
1162 struct mount *mp = dvp->v_mount;
1163 int flags = cnp->cn_flags;
1164 struct vnode *newvp;
1165 struct nfsmount *nmp;
1166 struct nfsnode *np, *newnp;
1167 int error = 0, attrflag, dattrflag, ltype, ncticks;
1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1989, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Rick Macklem at The University of Guelph.

--- 1151 unchanged lines hidden (view full) ---

1160 struct vnode *dvp = ap->a_dvp;
1161 struct vnode **vpp = ap->a_vpp;
1162 struct mount *mp = dvp->v_mount;
1163 int flags = cnp->cn_flags;
1164 struct vnode *newvp;
1165 struct nfsmount *nmp;
1166 struct nfsnode *np, *newnp;
1167 int error = 0, attrflag, dattrflag, ltype, ncticks;
1168 struct thread *td = cnp->cn_thread;
1168 struct thread *td = curthread;
1169 struct nfsfh *nfhp;
1170 struct nfsvattr dnfsva, nfsva;
1171 struct vattr vattr;
1172 struct timespec nctime;
1173 uint32_t openmode;
1174
1175 *vpp = NULLVP;
1176 if ((flags & ISLASTCN) && (mp->mnt_flag & MNT_RDONLY) &&

--- 414 unchanged lines hidden (view full) ---

1591 rdev = vap->va_rdev;
1592 else if (vap->va_type == VFIFO || vap->va_type == VSOCK)
1593 rdev = 0xffffffff;
1594 else
1595 return (EOPNOTSUPP);
1596 if ((error = VOP_GETATTR(dvp, &vattr, cnp->cn_cred)))
1597 return (error);
1598 error = nfsrpc_mknod(dvp, cnp->cn_nameptr, cnp->cn_namelen, vap,
1169 struct nfsfh *nfhp;
1170 struct nfsvattr dnfsva, nfsva;
1171 struct vattr vattr;
1172 struct timespec nctime;
1173 uint32_t openmode;
1174
1175 *vpp = NULLVP;
1176 if ((flags & ISLASTCN) && (mp->mnt_flag & MNT_RDONLY) &&

--- 414 unchanged lines hidden (view full) ---

1591 rdev = vap->va_rdev;
1592 else if (vap->va_type == VFIFO || vap->va_type == VSOCK)
1593 rdev = 0xffffffff;
1594 else
1595 return (EOPNOTSUPP);
1596 if ((error = VOP_GETATTR(dvp, &vattr, cnp->cn_cred)))
1597 return (error);
1598 error = nfsrpc_mknod(dvp, cnp->cn_nameptr, cnp->cn_namelen, vap,
1599 rdev, vap->va_type, cnp->cn_cred, cnp->cn_thread, &dnfsva,
1599 rdev, vap->va_type, cnp->cn_cred, curthread, &dnfsva,
1600 &nfsva, &nfhp, &attrflag, &dattrflag, NULL);
1601 if (!error) {
1602 if (!nfhp)
1603 (void) nfsrpc_lookup(dvp, cnp->cn_nameptr,
1600 &nfsva, &nfhp, &attrflag, &dattrflag, NULL);
1601 if (!error) {
1602 if (!nfhp)
1603 (void) nfsrpc_lookup(dvp, cnp->cn_nameptr,
1604 cnp->cn_namelen, cnp->cn_cred, cnp->cn_thread,
1604 cnp->cn_namelen, cnp->cn_cred, curthread,
1605 &dnfsva, &nfsva, &nfhp, &attrflag, &dattrflag,
1606 NULL, 0);
1607 if (nfhp)
1608 error = nfscl_nget(dvp->v_mount, dvp, nfhp, cnp,
1605 &dnfsva, &nfsva, &nfhp, &attrflag, &dattrflag,
1606 NULL, 0);
1607 if (nfhp)
1608 error = nfscl_nget(dvp->v_mount, dvp, nfhp, cnp,
1609 cnp->cn_thread, &np, NULL, LK_EXCLUSIVE);
1609 curthread, &np, NULL, LK_EXCLUSIVE);
1610 }
1611 if (dattrflag)
1612 (void) nfscl_loadattrcache(&dvp, &dnfsva, NULL, NULL, 0, 1);
1613 if (!error) {
1614 newvp = NFSTOV(np);
1615 if (attrflag != 0) {
1616 error = nfscl_loadattrcache(&newvp, &nfsva, NULL, NULL,
1617 0, 1);
1618 if (error != 0)
1619 vput(newvp);
1620 }
1621 }
1622 if (!error) {
1623 *vpp = newvp;
1624 } else if (NFS_ISV4(dvp)) {
1610 }
1611 if (dattrflag)
1612 (void) nfscl_loadattrcache(&dvp, &dnfsva, NULL, NULL, 0, 1);
1613 if (!error) {
1614 newvp = NFSTOV(np);
1615 if (attrflag != 0) {
1616 error = nfscl_loadattrcache(&newvp, &nfsva, NULL, NULL,
1617 0, 1);
1618 if (error != 0)
1619 vput(newvp);
1620 }
1621 }
1622 if (!error) {
1623 *vpp = newvp;
1624 } else if (NFS_ISV4(dvp)) {
1625 error = nfscl_maperr(cnp->cn_thread, error, vap->va_uid,
1625 error = nfscl_maperr(curthread, error, vap->va_uid,
1626 vap->va_gid);
1627 }
1628 dnp = VTONFS(dvp);
1629 NFSLOCKNODE(dnp);
1630 dnp->n_flag |= NMODIFIED;
1631 if (!dattrflag) {
1632 dnp->n_attrstamp = 0;
1633 KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(dvp);

--- 73 unchanged lines hidden (view full) ---

1707 while (NFSHASNFSV4(nmp) && (dnp->n_flag & NREMOVEINPROG)) {
1708 dnp->n_flag |= NREMOVEWANT;
1709 (void) msleep((caddr_t)dnp, &dnp->n_mtx, PZERO, "nfscrt", 0);
1710 }
1711 NFSUNLOCKNODE(dnp);
1712
1713 cverf = nfs_get_cverf();
1714 error = nfsrpc_create(dvp, cnp->cn_nameptr, cnp->cn_namelen,
1626 vap->va_gid);
1627 }
1628 dnp = VTONFS(dvp);
1629 NFSLOCKNODE(dnp);
1630 dnp->n_flag |= NMODIFIED;
1631 if (!dattrflag) {
1632 dnp->n_attrstamp = 0;
1633 KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(dvp);

--- 73 unchanged lines hidden (view full) ---

1707 while (NFSHASNFSV4(nmp) && (dnp->n_flag & NREMOVEINPROG)) {
1708 dnp->n_flag |= NREMOVEWANT;
1709 (void) msleep((caddr_t)dnp, &dnp->n_mtx, PZERO, "nfscrt", 0);
1710 }
1711 NFSUNLOCKNODE(dnp);
1712
1713 cverf = nfs_get_cverf();
1714 error = nfsrpc_create(dvp, cnp->cn_nameptr, cnp->cn_namelen,
1715 vap, cverf, fmode, cnp->cn_cred, cnp->cn_thread, &dnfsva, &nfsva,
1715 vap, cverf, fmode, cnp->cn_cred, curthread, &dnfsva, &nfsva,
1716 &nfhp, &attrflag, &dattrflag, NULL);
1717 if (!error) {
1718 if (nfhp == NULL)
1719 (void) nfsrpc_lookup(dvp, cnp->cn_nameptr,
1716 &nfhp, &attrflag, &dattrflag, NULL);
1717 if (!error) {
1718 if (nfhp == NULL)
1719 (void) nfsrpc_lookup(dvp, cnp->cn_nameptr,
1720 cnp->cn_namelen, cnp->cn_cred, cnp->cn_thread,
1720 cnp->cn_namelen, cnp->cn_cred, curthread,
1721 &dnfsva, &nfsva, &nfhp, &attrflag, &dattrflag,
1722 NULL, 0);
1723 if (nfhp != NULL)
1724 error = nfscl_nget(dvp->v_mount, dvp, nfhp, cnp,
1721 &dnfsva, &nfsva, &nfhp, &attrflag, &dattrflag,
1722 NULL, 0);
1723 if (nfhp != NULL)
1724 error = nfscl_nget(dvp->v_mount, dvp, nfhp, cnp,
1725 cnp->cn_thread, &np, NULL, LK_EXCLUSIVE);
1725 curthread, &np, NULL, LK_EXCLUSIVE);
1726 }
1727 if (dattrflag)
1728 (void) nfscl_loadattrcache(&dvp, &dnfsva, NULL, NULL, 0, 1);
1729 if (!error) {
1730 newvp = NFSTOV(np);
1731 if (attrflag == 0)
1732 error = nfsrpc_getattr(newvp, cnp->cn_cred,
1726 }
1727 if (dattrflag)
1728 (void) nfscl_loadattrcache(&dvp, &dnfsva, NULL, NULL, 0, 1);
1729 if (!error) {
1730 newvp = NFSTOV(np);
1731 if (attrflag == 0)
1732 error = nfsrpc_getattr(newvp, cnp->cn_cred,
1733 cnp->cn_thread, &nfsva, NULL);
1733 curthread, &nfsva, NULL);
1734 if (error == 0)
1735 error = nfscl_loadattrcache(&newvp, &nfsva, NULL, NULL,
1736 0, 1);
1737 }
1738 if (error) {
1739 if (newvp != NULL) {
1740 vput(newvp);
1741 newvp = NULL;
1742 }
1743 if (NFS_ISV34(dvp) && (fmode & O_EXCL) &&
1744 error == NFSERR_NOTSUPP) {
1745 fmode &= ~O_EXCL;
1746 goto again;
1747 }
1748 } else if (NFS_ISV34(dvp) && (fmode & O_EXCL)) {
1749 if (nfscl_checksattr(vap, &nfsva)) {
1750 error = nfsrpc_setattr(newvp, vap, NULL, cnp->cn_cred,
1734 if (error == 0)
1735 error = nfscl_loadattrcache(&newvp, &nfsva, NULL, NULL,
1736 0, 1);
1737 }
1738 if (error) {
1739 if (newvp != NULL) {
1740 vput(newvp);
1741 newvp = NULL;
1742 }
1743 if (NFS_ISV34(dvp) && (fmode & O_EXCL) &&
1744 error == NFSERR_NOTSUPP) {
1745 fmode &= ~O_EXCL;
1746 goto again;
1747 }
1748 } else if (NFS_ISV34(dvp) && (fmode & O_EXCL)) {
1749 if (nfscl_checksattr(vap, &nfsva)) {
1750 error = nfsrpc_setattr(newvp, vap, NULL, cnp->cn_cred,
1751 cnp->cn_thread, &nfsva, &attrflag, NULL);
1751 curthread, &nfsva, &attrflag, NULL);
1752 if (error && (vap->va_uid != (uid_t)VNOVAL ||
1753 vap->va_gid != (gid_t)VNOVAL)) {
1754 /* try again without setting uid/gid */
1755 vap->va_uid = (uid_t)VNOVAL;
1756 vap->va_gid = (uid_t)VNOVAL;
1757 error = nfsrpc_setattr(newvp, vap, NULL,
1752 if (error && (vap->va_uid != (uid_t)VNOVAL ||
1753 vap->va_gid != (gid_t)VNOVAL)) {
1754 /* try again without setting uid/gid */
1755 vap->va_uid = (uid_t)VNOVAL;
1756 vap->va_gid = (uid_t)VNOVAL;
1757 error = nfsrpc_setattr(newvp, vap, NULL,
1758 cnp->cn_cred, cnp->cn_thread, &nfsva,
1758 cnp->cn_cred, curthread, &nfsva,
1759 &attrflag, NULL);
1760 }
1761 if (attrflag)
1762 (void) nfscl_loadattrcache(&newvp, &nfsva, NULL,
1763 NULL, 0, 1);
1764 if (error != 0)
1765 vput(newvp);
1766 }

--- 4 unchanged lines hidden (view full) ---

1771 cache_enter_time(dvp, newvp, cnp,
1772 &nfsva.na_ctime, NULL);
1773 else
1774 printf("nfs_create: bogus NFS server returned "
1775 "the directory as the new file object\n");
1776 }
1777 *ap->a_vpp = newvp;
1778 } else if (NFS_ISV4(dvp)) {
1759 &attrflag, NULL);
1760 }
1761 if (attrflag)
1762 (void) nfscl_loadattrcache(&newvp, &nfsva, NULL,
1763 NULL, 0, 1);
1764 if (error != 0)
1765 vput(newvp);
1766 }

--- 4 unchanged lines hidden (view full) ---

1771 cache_enter_time(dvp, newvp, cnp,
1772 &nfsva.na_ctime, NULL);
1773 else
1774 printf("nfs_create: bogus NFS server returned "
1775 "the directory as the new file object\n");
1776 }
1777 *ap->a_vpp = newvp;
1778 } else if (NFS_ISV4(dvp)) {
1779 error = nfscl_maperr(cnp->cn_thread, error, vap->va_uid,
1779 error = nfscl_maperr(curthread, error, vap->va_uid,
1780 vap->va_gid);
1781 }
1782 NFSLOCKNODE(dnp);
1783 dnp->n_flag |= NMODIFIED;
1784 if (!dattrflag) {
1785 dnp->n_attrstamp = 0;
1786 KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(dvp);
1787 }

--- 36 unchanged lines hidden (view full) ---

1824 * that an I/O op returns ESTALE, but since you get this if
1825 * another host removes the file..
1826 */
1827 cache_purge(vp);
1828 /*
1829 * throw away biocache buffers, mainly to avoid
1830 * unnecessary delayed writes later.
1831 */
1780 vap->va_gid);
1781 }
1782 NFSLOCKNODE(dnp);
1783 dnp->n_flag |= NMODIFIED;
1784 if (!dattrflag) {
1785 dnp->n_attrstamp = 0;
1786 KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(dvp);
1787 }

--- 36 unchanged lines hidden (view full) ---

1824 * that an I/O op returns ESTALE, but since you get this if
1825 * another host removes the file..
1826 */
1827 cache_purge(vp);
1828 /*
1829 * throw away biocache buffers, mainly to avoid
1830 * unnecessary delayed writes later.
1831 */
1832 error = ncl_vinvalbuf(vp, 0, cnp->cn_thread, 1);
1832 error = ncl_vinvalbuf(vp, 0, curthread, 1);
1833 if (error != EINTR && error != EIO)
1834 /* Do the rpc */
1835 error = nfs_removerpc(dvp, vp, cnp->cn_nameptr,
1833 if (error != EINTR && error != EIO)
1834 /* Do the rpc */
1835 error = nfs_removerpc(dvp, vp, cnp->cn_nameptr,
1836 cnp->cn_namelen, cnp->cn_cred, cnp->cn_thread);
1836 cnp->cn_namelen, cnp->cn_cred, curthread);
1837 /*
1838 * Kludge City: If the first reply to the remove rpc is lost..
1839 * the reply to the retransmitted request will be ENOENT
1840 * since the file was in fact removed
1841 * Therefore, we cheat and return success.
1842 */
1843 if (error == ENOENT)
1844 error = 0;

--- 103 unchanged lines hidden (view full) ---

1948 * ( as far as I can tell ) it flushes dirty buffers more
1949 * often.
1950 *
1951 * Skip the rename operation if the fsync fails, this can happen
1952 * due to the server's volume being full, when we pushed out data
1953 * that was written back to our cache earlier. Not checking for
1954 * this condition can result in potential (silent) data loss.
1955 */
1837 /*
1838 * Kludge City: If the first reply to the remove rpc is lost..
1839 * the reply to the retransmitted request will be ENOENT
1840 * since the file was in fact removed
1841 * Therefore, we cheat and return success.
1842 */
1843 if (error == ENOENT)
1844 error = 0;

--- 103 unchanged lines hidden (view full) ---

1948 * ( as far as I can tell ) it flushes dirty buffers more
1949 * often.
1950 *
1951 * Skip the rename operation if the fsync fails, this can happen
1952 * due to the server's volume being full, when we pushed out data
1953 * that was written back to our cache earlier. Not checking for
1954 * this condition can result in potential (silent) data loss.
1955 */
1956 error = VOP_FSYNC(fvp, MNT_WAIT, fcnp->cn_thread);
1956 error = VOP_FSYNC(fvp, MNT_WAIT, curthread);
1957 NFSVOPUNLOCK(fvp);
1958 if (!error && tvp)
1957 NFSVOPUNLOCK(fvp);
1958 if (!error && tvp)
1959 error = VOP_FSYNC(tvp, MNT_WAIT, tcnp->cn_thread);
1959 error = VOP_FSYNC(tvp, MNT_WAIT, curthread);
1960 if (error)
1961 goto out;
1962
1963 /*
1964 * If the tvp exists and is in use, sillyrename it before doing the
1965 * rename of the new file over it.
1966 * XXX Can't sillyrename a directory.
1967 */
1968 if (tvp && vrefcnt(tvp) > 1 && !VTONFS(tvp)->n_sillyrename &&
1969 tvp->v_type != VDIR && !nfs_sillyrename(tdvp, tvp, tcnp)) {
1970 vput(tvp);
1971 tvp = NULL;
1972 }
1973
1974 error = nfs_renamerpc(fdvp, fvp, fcnp->cn_nameptr, fcnp->cn_namelen,
1975 tdvp, tvp, tcnp->cn_nameptr, tcnp->cn_namelen, tcnp->cn_cred,
1960 if (error)
1961 goto out;
1962
1963 /*
1964 * If the tvp exists and is in use, sillyrename it before doing the
1965 * rename of the new file over it.
1966 * XXX Can't sillyrename a directory.
1967 */
1968 if (tvp && vrefcnt(tvp) > 1 && !VTONFS(tvp)->n_sillyrename &&
1969 tvp->v_type != VDIR && !nfs_sillyrename(tdvp, tvp, tcnp)) {
1970 vput(tvp);
1971 tvp = NULL;
1972 }
1973
1974 error = nfs_renamerpc(fdvp, fvp, fcnp->cn_nameptr, fcnp->cn_namelen,
1975 tdvp, tvp, tcnp->cn_nameptr, tcnp->cn_namelen, tcnp->cn_cred,
1976 tcnp->cn_thread);
1976 curthread);
1977
1978 if (error == 0 && NFS_ISV4(tdvp)) {
1979 /*
1980 * For NFSv4, check to see if it is the same name and
1981 * replace the name, if it is different.
1982 */
1983 newv4 = malloc(
1984 sizeof (struct nfsv4node) +

--- 60 unchanged lines hidden (view full) ---

2045 */
2046static int
2047nfs_renameit(struct vnode *sdvp, struct vnode *svp, struct componentname *scnp,
2048 struct sillyrename *sp)
2049{
2050
2051 return (nfs_renamerpc(sdvp, svp, scnp->cn_nameptr, scnp->cn_namelen,
2052 sdvp, NULL, sp->s_name, sp->s_namlen, scnp->cn_cred,
1977
1978 if (error == 0 && NFS_ISV4(tdvp)) {
1979 /*
1980 * For NFSv4, check to see if it is the same name and
1981 * replace the name, if it is different.
1982 */
1983 newv4 = malloc(
1984 sizeof (struct nfsv4node) +

--- 60 unchanged lines hidden (view full) ---

2045 */
2046static int
2047nfs_renameit(struct vnode *sdvp, struct vnode *svp, struct componentname *scnp,
2048 struct sillyrename *sp)
2049{
2050
2051 return (nfs_renamerpc(sdvp, svp, scnp->cn_nameptr, scnp->cn_namelen,
2052 sdvp, NULL, sp->s_name, sp->s_namlen, scnp->cn_cred,
2053 scnp->cn_thread));
2053 curthread));
2054}
2055
2056/*
2057 * Do an nfs rename rpc. Called from nfs_rename() and nfs_renameit().
2058 */
2059static int
2060nfs_renamerpc(struct vnode *fdvp, struct vnode *fvp, char *fnameptr,
2061 int fnamelen, struct vnode *tdvp, struct vnode *tvp, char *tnameptr,

--- 45 unchanged lines hidden (view full) ---

2107 struct nfsvattr nfsva, dnfsva;
2108 int error = 0, attrflag, dattrflag;
2109
2110 /*
2111 * Push all writes to the server, so that the attribute cache
2112 * doesn't get "out of sync" with the server.
2113 * XXX There should be a better way!
2114 */
2054}
2055
2056/*
2057 * Do an nfs rename rpc. Called from nfs_rename() and nfs_renameit().
2058 */
2059static int
2060nfs_renamerpc(struct vnode *fdvp, struct vnode *fvp, char *fnameptr,
2061 int fnamelen, struct vnode *tdvp, struct vnode *tvp, char *tnameptr,

--- 45 unchanged lines hidden (view full) ---

2107 struct nfsvattr nfsva, dnfsva;
2108 int error = 0, attrflag, dattrflag;
2109
2110 /*
2111 * Push all writes to the server, so that the attribute cache
2112 * doesn't get "out of sync" with the server.
2113 * XXX There should be a better way!
2114 */
2115 VOP_FSYNC(vp, MNT_WAIT, cnp->cn_thread);
2115 VOP_FSYNC(vp, MNT_WAIT, curthread);
2116
2117 error = nfsrpc_link(tdvp, vp, cnp->cn_nameptr, cnp->cn_namelen,
2116
2117 error = nfsrpc_link(tdvp, vp, cnp->cn_nameptr, cnp->cn_namelen,
2118 cnp->cn_cred, cnp->cn_thread, &dnfsva, &nfsva, &attrflag,
2118 cnp->cn_cred, curthread, &dnfsva, &nfsva, &attrflag,
2119 &dattrflag, NULL);
2120 tdnp = VTONFS(tdvp);
2121 NFSLOCKNODE(tdnp);
2122 tdnp->n_flag |= NMODIFIED;
2123 if (dattrflag != 0) {
2124 NFSUNLOCKNODE(tdnp);
2125 (void) nfscl_loadattrcache(&tdvp, &dnfsva, NULL, NULL, 0, 1);
2126 } else {

--- 20 unchanged lines hidden (view full) ---

2147 (cnp->cn_flags & MAKEENTRY) && attrflag != 0 && error == 0) {
2148 if (tdvp != vp)
2149 cache_enter_time(tdvp, vp, cnp, &nfsva.na_ctime, NULL);
2150 else
2151 printf("nfs_link: bogus NFS server returned "
2152 "the directory as the new link\n");
2153 }
2154 if (error && NFS_ISV4(vp))
2119 &dattrflag, NULL);
2120 tdnp = VTONFS(tdvp);
2121 NFSLOCKNODE(tdnp);
2122 tdnp->n_flag |= NMODIFIED;
2123 if (dattrflag != 0) {
2124 NFSUNLOCKNODE(tdnp);
2125 (void) nfscl_loadattrcache(&tdvp, &dnfsva, NULL, NULL, 0, 1);
2126 } else {

--- 20 unchanged lines hidden (view full) ---

2147 (cnp->cn_flags & MAKEENTRY) && attrflag != 0 && error == 0) {
2148 if (tdvp != vp)
2149 cache_enter_time(tdvp, vp, cnp, &nfsva.na_ctime, NULL);
2150 else
2151 printf("nfs_link: bogus NFS server returned "
2152 "the directory as the new link\n");
2153 }
2154 if (error && NFS_ISV4(vp))
2155 error = nfscl_maperr(cnp->cn_thread, error, (uid_t)0,
2155 error = nfscl_maperr(curthread, error, (uid_t)0,
2156 (gid_t)0);
2157 return (error);
2158}
2159
2160/*
2161 * nfs symbolic link create call
2162 */
2163static int

--- 5 unchanged lines hidden (view full) ---

2169 struct nfsvattr nfsva, dnfsva;
2170 struct nfsfh *nfhp;
2171 struct nfsnode *np = NULL, *dnp;
2172 struct vnode *newvp = NULL;
2173 int error = 0, attrflag, dattrflag, ret;
2174
2175 vap->va_type = VLNK;
2176 error = nfsrpc_symlink(dvp, cnp->cn_nameptr, cnp->cn_namelen,
2156 (gid_t)0);
2157 return (error);
2158}
2159
2160/*
2161 * nfs symbolic link create call
2162 */
2163static int

--- 5 unchanged lines hidden (view full) ---

2169 struct nfsvattr nfsva, dnfsva;
2170 struct nfsfh *nfhp;
2171 struct nfsnode *np = NULL, *dnp;
2172 struct vnode *newvp = NULL;
2173 int error = 0, attrflag, dattrflag, ret;
2174
2175 vap->va_type = VLNK;
2176 error = nfsrpc_symlink(dvp, cnp->cn_nameptr, cnp->cn_namelen,
2177 ap->a_target, vap, cnp->cn_cred, cnp->cn_thread, &dnfsva,
2177 ap->a_target, vap, cnp->cn_cred, curthread, &dnfsva,
2178 &nfsva, &nfhp, &attrflag, &dattrflag, NULL);
2179 if (nfhp) {
2178 &nfsva, &nfhp, &attrflag, &dattrflag, NULL);
2179 if (nfhp) {
2180 ret = nfscl_nget(dvp->v_mount, dvp, nfhp, cnp, cnp->cn_thread,
2180 ret = nfscl_nget(dvp->v_mount, dvp, nfhp, cnp, curthread,
2181 &np, NULL, LK_EXCLUSIVE);
2182 if (!ret)
2183 newvp = NFSTOV(np);
2184 else if (!error)
2185 error = ret;
2186 }
2187 if (newvp != NULL) {
2188 if (attrflag)
2189 (void) nfscl_loadattrcache(&newvp, &nfsva, NULL, NULL,
2190 0, 1);
2191 } else if (!error) {
2192 /*
2193 * If we do not have an error and we could not extract the
2194 * newvp from the response due to the request being NFSv2, we
2195 * have to do a lookup in order to obtain a newvp to return.
2196 */
2197 error = nfs_lookitup(dvp, cnp->cn_nameptr, cnp->cn_namelen,
2181 &np, NULL, LK_EXCLUSIVE);
2182 if (!ret)
2183 newvp = NFSTOV(np);
2184 else if (!error)
2185 error = ret;
2186 }
2187 if (newvp != NULL) {
2188 if (attrflag)
2189 (void) nfscl_loadattrcache(&newvp, &nfsva, NULL, NULL,
2190 0, 1);
2191 } else if (!error) {
2192 /*
2193 * If we do not have an error and we could not extract the
2194 * newvp from the response due to the request being NFSv2, we
2195 * have to do a lookup in order to obtain a newvp to return.
2196 */
2197 error = nfs_lookitup(dvp, cnp->cn_nameptr, cnp->cn_namelen,
2198 cnp->cn_cred, cnp->cn_thread, &np);
2198 cnp->cn_cred, curthread, &np);
2199 if (!error)
2200 newvp = NFSTOV(np);
2201 }
2202 if (error) {
2203 if (newvp)
2204 vput(newvp);
2205 if (NFS_ISV4(dvp))
2199 if (!error)
2200 newvp = NFSTOV(np);
2201 }
2202 if (error) {
2203 if (newvp)
2204 vput(newvp);
2205 if (NFS_ISV4(dvp))
2206 error = nfscl_maperr(cnp->cn_thread, error,
2206 error = nfscl_maperr(curthread, error,
2207 vap->va_uid, vap->va_gid);
2208 } else {
2209 *ap->a_vpp = newvp;
2210 }
2211
2212 dnp = VTONFS(dvp);
2213 NFSLOCKNODE(dnp);
2214 dnp->n_flag |= NMODIFIED;

--- 38 unchanged lines hidden (view full) ---

2253 struct nfsfh *nfhp;
2254 struct nfsvattr nfsva, dnfsva;
2255 int error = 0, attrflag, dattrflag, ret;
2256
2257 if ((error = VOP_GETATTR(dvp, &vattr, cnp->cn_cred)) != 0)
2258 return (error);
2259 vap->va_type = VDIR;
2260 error = nfsrpc_mkdir(dvp, cnp->cn_nameptr, cnp->cn_namelen,
2207 vap->va_uid, vap->va_gid);
2208 } else {
2209 *ap->a_vpp = newvp;
2210 }
2211
2212 dnp = VTONFS(dvp);
2213 NFSLOCKNODE(dnp);
2214 dnp->n_flag |= NMODIFIED;

--- 38 unchanged lines hidden (view full) ---

2253 struct nfsfh *nfhp;
2254 struct nfsvattr nfsva, dnfsva;
2255 int error = 0, attrflag, dattrflag, ret;
2256
2257 if ((error = VOP_GETATTR(dvp, &vattr, cnp->cn_cred)) != 0)
2258 return (error);
2259 vap->va_type = VDIR;
2260 error = nfsrpc_mkdir(dvp, cnp->cn_nameptr, cnp->cn_namelen,
2261 vap, cnp->cn_cred, cnp->cn_thread, &dnfsva, &nfsva, &nfhp,
2261 vap, cnp->cn_cred, curthread, &dnfsva, &nfsva, &nfhp,
2262 &attrflag, &dattrflag, NULL);
2263 dnp = VTONFS(dvp);
2264 NFSLOCKNODE(dnp);
2265 dnp->n_flag |= NMODIFIED;
2266 if (dattrflag != 0) {
2267 NFSUNLOCKNODE(dnp);
2268 (void) nfscl_loadattrcache(&dvp, &dnfsva, NULL, NULL, 0, 1);
2269 } else {
2270 dnp->n_attrstamp = 0;
2271 NFSUNLOCKNODE(dnp);
2272 KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(dvp);
2273 }
2274 if (nfhp) {
2262 &attrflag, &dattrflag, NULL);
2263 dnp = VTONFS(dvp);
2264 NFSLOCKNODE(dnp);
2265 dnp->n_flag |= NMODIFIED;
2266 if (dattrflag != 0) {
2267 NFSUNLOCKNODE(dnp);
2268 (void) nfscl_loadattrcache(&dvp, &dnfsva, NULL, NULL, 0, 1);
2269 } else {
2270 dnp->n_attrstamp = 0;
2271 NFSUNLOCKNODE(dnp);
2272 KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(dvp);
2273 }
2274 if (nfhp) {
2275 ret = nfscl_nget(dvp->v_mount, dvp, nfhp, cnp, cnp->cn_thread,
2275 ret = nfscl_nget(dvp->v_mount, dvp, nfhp, cnp, curthread,
2276 &np, NULL, LK_EXCLUSIVE);
2277 if (!ret) {
2278 newvp = NFSTOV(np);
2279 if (attrflag)
2280 (void) nfscl_loadattrcache(&newvp, &nfsva, NULL,
2281 NULL, 0, 1);
2282 } else if (!error)
2283 error = ret;
2284 }
2285 if (!error && newvp == NULL) {
2286 error = nfs_lookitup(dvp, cnp->cn_nameptr, cnp->cn_namelen,
2276 &np, NULL, LK_EXCLUSIVE);
2277 if (!ret) {
2278 newvp = NFSTOV(np);
2279 if (attrflag)
2280 (void) nfscl_loadattrcache(&newvp, &nfsva, NULL,
2281 NULL, 0, 1);
2282 } else if (!error)
2283 error = ret;
2284 }
2285 if (!error && newvp == NULL) {
2286 error = nfs_lookitup(dvp, cnp->cn_nameptr, cnp->cn_namelen,
2287 cnp->cn_cred, cnp->cn_thread, &np);
2287 cnp->cn_cred, curthread, &np);
2288 if (!error) {
2289 newvp = NFSTOV(np);
2290 if (newvp->v_type != VDIR)
2291 error = EEXIST;
2292 }
2293 }
2294 if (error) {
2295 if (newvp)
2296 vput(newvp);
2297 if (NFS_ISV4(dvp))
2288 if (!error) {
2289 newvp = NFSTOV(np);
2290 if (newvp->v_type != VDIR)
2291 error = EEXIST;
2292 }
2293 }
2294 if (error) {
2295 if (newvp)
2296 vput(newvp);
2297 if (NFS_ISV4(dvp))
2298 error = nfscl_maperr(cnp->cn_thread, error,
2298 error = nfscl_maperr(curthread, error,
2299 vap->va_uid, vap->va_gid);
2300 } else {
2301 /*
2302 * If negative lookup caching is enabled, I might as well
2303 * add an entry for this node. Not necessary for correctness,
2304 * but if negative caching is enabled, then the system
2305 * must care about lookup caching hit rate, so...
2306 */

--- 24 unchanged lines hidden (view full) ---

2331 struct componentname *cnp = ap->a_cnp;
2332 struct nfsnode *dnp;
2333 struct nfsvattr dnfsva;
2334 int error, dattrflag;
2335
2336 if (dvp == vp)
2337 return (EINVAL);
2338 error = nfsrpc_rmdir(dvp, cnp->cn_nameptr, cnp->cn_namelen,
2299 vap->va_uid, vap->va_gid);
2300 } else {
2301 /*
2302 * If negative lookup caching is enabled, I might as well
2303 * add an entry for this node. Not necessary for correctness,
2304 * but if negative caching is enabled, then the system
2305 * must care about lookup caching hit rate, so...
2306 */

--- 24 unchanged lines hidden (view full) ---

2331 struct componentname *cnp = ap->a_cnp;
2332 struct nfsnode *dnp;
2333 struct nfsvattr dnfsva;
2334 int error, dattrflag;
2335
2336 if (dvp == vp)
2337 return (EINVAL);
2338 error = nfsrpc_rmdir(dvp, cnp->cn_nameptr, cnp->cn_namelen,
2339 cnp->cn_cred, cnp->cn_thread, &dnfsva, &dattrflag, NULL);
2339 cnp->cn_cred, curthread, &dnfsva, &dattrflag, NULL);
2340 dnp = VTONFS(dvp);
2341 NFSLOCKNODE(dnp);
2342 dnp->n_flag |= NMODIFIED;
2343 if (dattrflag != 0) {
2344 NFSUNLOCKNODE(dnp);
2345 (void) nfscl_loadattrcache(&dvp, &dnfsva, NULL, NULL, 0, 1);
2346 } else {
2347 dnp->n_attrstamp = 0;
2348 NFSUNLOCKNODE(dnp);
2349 KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(dvp);
2350 }
2351
2352 cache_purge(dvp);
2353 cache_purge(vp);
2354 if (error && NFS_ISV4(dvp))
2340 dnp = VTONFS(dvp);
2341 NFSLOCKNODE(dnp);
2342 dnp->n_flag |= NMODIFIED;
2343 if (dattrflag != 0) {
2344 NFSUNLOCKNODE(dnp);
2345 (void) nfscl_loadattrcache(&dvp, &dnfsva, NULL, NULL, 0, 1);
2346 } else {
2347 dnp->n_attrstamp = 0;
2348 NFSUNLOCKNODE(dnp);
2349 KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(dvp);
2350 }
2351
2352 cache_purge(dvp);
2353 cache_purge(vp);
2354 if (error && NFS_ISV4(dvp))
2355 error = nfscl_maperr(cnp->cn_thread, error, (uid_t)0,
2355 error = nfscl_maperr(curthread, error, (uid_t)0,
2356 (gid_t)0);
2357 /*
2358 * Kludge: Map ENOENT => 0 assuming that you have a reply to a retry.
2359 */
2360 if (error == ENOENT)
2361 error = 0;
2362 return (error);
2363}

--- 222 unchanged lines hidden (view full) ---

2586
2587 /*
2588 * Fudge together a funny name.
2589 * Changing the format of the funny name to accommodate more
2590 * sillynames per directory.
2591 * The name is now changed to .nfs.<ticks>.<pid>.4, where ticks is
2592 * CPU ticks since boot.
2593 */
2356 (gid_t)0);
2357 /*
2358 * Kludge: Map ENOENT => 0 assuming that you have a reply to a retry.
2359 */
2360 if (error == ENOENT)
2361 error = 0;
2362 return (error);
2363}

--- 222 unchanged lines hidden (view full) ---

2586
2587 /*
2588 * Fudge together a funny name.
2589 * Changing the format of the funny name to accommodate more
2590 * sillynames per directory.
2591 * The name is now changed to .nfs.<ticks>.<pid>.4, where ticks is
2592 * CPU ticks since boot.
2593 */
2594 pid = cnp->cn_thread->td_proc->p_pid;
2594 pid = curthread->td_proc->p_pid;
2595 lticks = (unsigned int)ticks;
2596 for ( ; ; ) {
2597 sp->s_namlen = sprintf(sp->s_name,
2598 ".nfs.%08x.%04x4.4", lticks,
2599 pid);
2600 if (nfs_lookitup(dvp, sp->s_name, sp->s_namlen, sp->s_cred,
2595 lticks = (unsigned int)ticks;
2596 for ( ; ; ) {
2597 sp->s_namlen = sprintf(sp->s_name,
2598 ".nfs.%08x.%04x4.4", lticks,
2599 pid);
2600 if (nfs_lookitup(dvp, sp->s_name, sp->s_namlen, sp->s_cred,
2601 cnp->cn_thread, NULL))
2601 curthread, NULL))
2602 break;
2603 lticks++;
2604 }
2605 error = nfs_renameit(dvp, vp, cnp, sp);
2606 if (error)
2607 goto bad;
2608 error = nfs_lookitup(dvp, sp->s_name, sp->s_namlen, sp->s_cred,
2602 break;
2603 lticks++;
2604 }
2605 error = nfs_renameit(dvp, vp, cnp, sp);
2606 if (error)
2607 goto bad;
2608 error = nfs_lookitup(dvp, sp->s_name, sp->s_namlen, sp->s_cred,
2609 cnp->cn_thread, &np);
2609 curthread, &np);
2610 np->n_sillyrename = sp;
2611 return (0);
2612bad:
2613 vrele(sp->s_dvp);
2614 crfree(sp->s_cred);
2615 free(sp, M_NEWNFSREQ);
2616 return (error);
2617}

--- 1829 unchanged lines hidden --- 		2610 np->n_sillyrename = sp;
2611 return (0);
2612bad:
2613 vrele(sp->s_dvp);
2614 crfree(sp->s_cred);
2615 free(sp, M_NEWNFSREQ);
2616 return (error);
2617}

--- 1829 unchanged lines hidden ---