2 * Copyright (c) 1993, 1995 Jan-Simon Pendry
3 * Copyright (c) 1993, 1995
4 * The Regents of the University of California. All rights reserved.
6 * This code is derived from software contributed to Berkeley by
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10 * modification, are permitted provided that the following conditions
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13 * notice, this list of conditions and the following disclaimer.
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19 * This product includes software developed by the University of
20 * California, Berkeley and its contributors.
21 * 4. Neither the name of the University nor the names of its contributors
22 * may be used to endorse or promote products derived from this software
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37 * @(#)procfs_vnops.c 8.18 (Berkeley) 5/21/95
39 * $FreeBSD: src/sys/miscfs/procfs/procfs_vnops.c,v 1.76.2.7 2002/01/22 17:22:59 nectar Exp $
40 * $DragonFly: src/sys/vfs/procfs/procfs_vnops.c,v 1.27 2005/11/20 02:23:59 dillon Exp $
44 * procfs vnode interface
47 #include <sys/param.h>
48 #include <sys/systm.h>
50 #include <sys/kernel.h>
52 #include <sys/fcntl.h>
54 #include <sys/signalvar.h>
55 #include <sys/vnode.h>
57 #include <sys/mount.h>
58 #include <sys/namei.h>
59 #include <sys/dirent.h>
60 #include <sys/malloc.h>
61 #include <machine/reg.h>
62 #include <vm/vm_zone.h>
63 #include <vfs/procfs/procfs.h>
64 #include <sys/pioctl.h>
66 #include <machine/limits.h>
68 static int procfs_access (struct vop_access_args *);
69 static int procfs_badop (void);
70 static int procfs_bmap (struct vop_bmap_args *);
71 static int procfs_close (struct vop_close_args *);
72 static int procfs_getattr (struct vop_getattr_args *);
73 static int procfs_inactive (struct vop_inactive_args *);
74 static int procfs_ioctl (struct vop_ioctl_args *);
75 static int procfs_lookup (struct vop_old_lookup_args *);
76 static int procfs_open (struct vop_open_args *);
77 static int procfs_print (struct vop_print_args *);
78 static int procfs_readdir (struct vop_readdir_args *);
79 static int procfs_readlink (struct vop_readlink_args *);
80 static int procfs_reclaim (struct vop_reclaim_args *);
81 static int procfs_setattr (struct vop_setattr_args *);
83 static int procfs_readdir_proc(struct vop_readdir_args *);
84 static int procfs_readdir_root(struct vop_readdir_args *);
87 * This is a list of the valid names in the
88 * process-specific sub-directories. It is
89 * used in procfs_lookup and procfs_readdir
91 static struct proc_target {
96 int (*pt_valid) (struct proc *p);
98 #define N(s) sizeof(s)-1, s
99 /* name type validp */
100 { DT_DIR, N("."), Pproc, NULL },
101 { DT_DIR, N(".."), Proot, NULL },
102 { DT_REG, N("mem"), Pmem, NULL },
103 { DT_REG, N("regs"), Pregs, procfs_validregs },
104 { DT_REG, N("fpregs"), Pfpregs, procfs_validfpregs },
105 { DT_REG, N("dbregs"), Pdbregs, procfs_validdbregs },
106 { DT_REG, N("ctl"), Pctl, NULL },
107 { DT_REG, N("status"), Pstatus, NULL },
108 { DT_REG, N("note"), Pnote, NULL },
109 { DT_REG, N("notepg"), Pnotepg, NULL },
110 { DT_REG, N("map"), Pmap, procfs_validmap },
111 { DT_REG, N("etype"), Ptype, procfs_validtype },
112 { DT_REG, N("cmdline"), Pcmdline, NULL },
113 { DT_REG, N("rlimit"), Prlimit, NULL },
114 { DT_LNK, N("file"), Pfile, NULL },
117 static const int nproc_targets = sizeof(proc_targets) / sizeof(proc_targets[0]);
119 static pid_t atopid (const char *, u_int);
122 * set things up for doing i/o on
123 * the pfsnode (vp). (vp) is locked
124 * on entry, and should be left locked
127 * for procfs we don't need to do anything
128 * in particular for i/o. all that is done
129 * is to support exclusive open on process
132 * procfs_open(struct vnode *a_vp, int a_mode, struct ucred *a_cred,
133 * struct thread *a_td)
136 procfs_open(struct vop_open_args *ap)
138 struct pfsnode *pfs = VTOPFS(ap->a_vp);
139 struct proc *p1, *p2;
141 p2 = PFIND(pfs->pfs_pid);
144 if (pfs->pfs_pid && !PRISON_CHECK(ap->a_cred, p2->p_ucred))
147 switch (pfs->pfs_type) {
149 if (((pfs->pfs_flags & FWRITE) && (ap->a_mode & O_EXCL)) ||
150 ((pfs->pfs_flags & O_EXCL) && (ap->a_mode & FWRITE)))
153 p1 = ap->a_td->td_proc;
155 /* Can't trace a process that's currently exec'ing. */
156 if ((p2->p_flag & P_INEXEC) != 0)
158 if (!CHECKIO(p1, p2) || p_trespass(ap->a_cred, p2->p_ucred))
161 if (ap->a_mode & FWRITE)
162 pfs->pfs_flags = ap->a_mode & (FWRITE|O_EXCL);
174 * close the pfsnode (vp) after doing i/o.
175 * (vp) is not locked on entry or exit.
177 * nothing to do for procfs other than undo
178 * any exclusive open flag (see _open above).
180 * procfs_close(struct vnode *a_vp, int a_fflag, struct ucred *a_cred,
181 * struct thread *a_td)
184 procfs_close(struct vop_close_args *ap)
186 struct pfsnode *pfs = VTOPFS(ap->a_vp);
189 switch (pfs->pfs_type) {
191 if ((ap->a_fflag & FWRITE) && (pfs->pfs_flags & O_EXCL))
192 pfs->pfs_flags &= ~(FWRITE|O_EXCL);
194 * This rather complicated-looking code is trying to
195 * determine if this was the last close on this particular
196 * vnode. While one would expect v_usecount to be 1 at
197 * that point, it seems that (according to John Dyson)
198 * the VM system will bump up the usecount. So: if the
199 * usecount is 2, and VOBJBUF is set, then this is really
200 * the last close. Otherwise, if the usecount is < 2
201 * then it is definitely the last close.
202 * If this is the last close, then it checks to see if
203 * the target process has PF_LINGER set in p_pfsflags,
204 * if this is *not* the case, then the process' stop flags
205 * are cleared, and the process is woken up. This is
206 * to help prevent the case where a process has been
207 * told to stop on an event, but then the requesting process
208 * has gone away or forgotten about it.
210 if ((ap->a_vp->v_usecount < 2)
211 && (p = pfind(pfs->pfs_pid))
212 && !(p->p_pfsflags & PF_LINGER)) {
226 * do an ioctl operation on a pfsnode (vp).
227 * (vp) is not locked on entry or exit.
230 procfs_ioctl(struct vop_ioctl_args *ap)
232 struct pfsnode *pfs = VTOPFS(ap->a_vp);
237 struct procfs_status *psp;
240 procp = pfind(pfs->pfs_pid);
243 p = ap->a_td->td_proc;
247 /* Can't trace a process that's currently exec'ing. */
248 if ((procp->p_flag & P_INEXEC) != 0)
250 if (!CHECKIO(p, procp) || p_trespass(ap->a_cred, procp->p_ucred))
253 switch (ap->a_command) {
255 procp->p_stops |= *(unsigned int*)ap->a_data;
258 procp->p_stops &= ~*(unsigned int*)ap->a_data;
262 * NFLAGS is "non-suser_xxx flags" -- currently, only
263 * PFS_ISUGID ("ignore set u/g id");
265 #define NFLAGS (PF_ISUGID)
266 flags = (unsigned char)*(unsigned int*)ap->a_data;
267 if (flags & NFLAGS && (error = suser_cred(ap->a_cred, 0)))
269 procp->p_pfsflags = flags;
272 *(unsigned int*)ap->a_data = (unsigned int)procp->p_pfsflags;
275 psp = (struct procfs_status *)ap->a_data;
276 psp->state = (procp->p_step == 0);
277 psp->flags = procp->p_pfsflags;
278 psp->events = procp->p_stops;
280 psp->why = procp->p_stype;
281 psp->val = procp->p_xstat;
283 psp->why = psp->val = 0; /* Not defined values */
287 psp = (struct procfs_status *)ap->a_data;
288 if (procp->p_step == 0) {
289 error = tsleep(&procp->p_stype, PCATCH, "piocwait", 0);
293 psp->state = 1; /* It stopped */
294 psp->flags = procp->p_pfsflags;
295 psp->events = procp->p_stops;
296 psp->why = procp->p_stype; /* why it stopped */
297 psp->val = procp->p_xstat; /* any extra info */
299 case PIOCCONT: /* Restart a proc */
300 if (procp->p_step == 0)
301 return EINVAL; /* Can only start a stopped process */
302 if ((signo = *(int*)ap->a_data) != 0) {
303 if (signo >= NSIG || signo <= 0)
305 psignal(procp, signo);
308 wakeup(&procp->p_step);
317 * do block mapping for pfsnode (vp).
318 * since we don't use the buffer cache
319 * for procfs this function should never
320 * be called. in any case, it's not clear
321 * what part of the kernel ever makes use
322 * of this function. for sanity, this is the
323 * usual no-op bmap, although returning
324 * (EIO) would be a reasonable alternative.
326 * procfs_bmap(struct vnode *a_vp, daddr_t a_bn, struct vnode **a_vpp,
327 * daddr_t *a_bnp, int *a_runp)
330 procfs_bmap(struct vop_bmap_args *ap)
332 if (ap->a_vpp != NULL)
333 *ap->a_vpp = ap->a_vp;
334 if (ap->a_bnp != NULL)
335 *ap->a_bnp = ap->a_bn;
336 if (ap->a_runp != NULL)
342 * procfs_inactive is called when the pfsnode
343 * is vrele'd and the reference count goes
344 * to zero. (vp) will be on the vnode free
345 * list, so to get it back vget() must be
348 * (vp) is locked on entry, but must be unlocked on exit.
350 * procfs_inactive(struct vnode *a_vp, struct thread *a_td)
353 procfs_inactive(struct vop_inactive_args *ap)
355 /*struct vnode *vp = ap->a_vp;*/
361 * _reclaim is called when getnewvnode()
362 * wants to make use of an entry on the vnode
363 * free list. at this time the filesystem needs
364 * to free any private data and remove the node
365 * from any private lists.
367 * procfs_reclaim(struct vnode *a_vp)
370 procfs_reclaim(struct vop_reclaim_args *ap)
372 return (procfs_freevp(ap->a_vp));
376 * _print is used for debugging.
377 * just print a readable description
380 * procfs_print(struct vnode *a_vp)
383 procfs_print(struct vop_print_args *ap)
385 struct pfsnode *pfs = VTOPFS(ap->a_vp);
387 printf("tag VT_PROCFS, type %d, pid %ld, mode %x, flags %lx\n",
388 pfs->pfs_type, (long)pfs->pfs_pid, pfs->pfs_mode, pfs->pfs_flags);
393 * generic entry point for unsupported operations
402 * Invent attributes for pfsnode (vp) and store
404 * Directories lengths are returned as zero since
405 * any real length would require the genuine size
406 * to be computed, and nothing cares anyway.
408 * this is relatively minimal for procfs.
410 * procfs_getattr(struct vnode *a_vp, struct vattr *a_vap,
411 * struct ucred *a_cred, struct thread *a_td)
414 procfs_getattr(struct vop_getattr_args *ap)
416 struct pfsnode *pfs = VTOPFS(ap->a_vp);
417 struct vattr *vap = ap->a_vap;
422 * First make sure that the process and its credentials
425 switch (pfs->pfs_type) {
432 procp = PFIND(pfs->pfs_pid);
433 if (procp == NULL || procp->p_ucred == NULL)
439 /* start by zeroing out the attributes */
442 /* next do all the common fields */
443 vap->va_type = ap->a_vp->v_type;
444 vap->va_mode = pfs->pfs_mode;
445 vap->va_fileid = pfs->pfs_fileno;
447 vap->va_blocksize = PAGE_SIZE;
448 vap->va_bytes = vap->va_size = 0;
449 vap->va_fsid = ap->a_vp->v_mount->mnt_stat.f_fsid.val[0];
452 * Make all times be current TOD.
453 * It would be possible to get the process start
454 * time from the p_stat structure, but there's
455 * no "file creation" time stamp anyway, and the
456 * p_stat structure is not addressible if u. gets
457 * swapped out for that process.
459 nanotime(&vap->va_ctime);
460 vap->va_atime = vap->va_mtime = vap->va_ctime;
463 * If the process has exercised some setuid or setgid
464 * privilege, then rip away read/write permission so
465 * that only root can gain access.
467 switch (pfs->pfs_type) {
473 if (procp->p_flag & P_SUGID)
474 vap->va_mode &= ~((VREAD|VWRITE)|
476 ((VREAD|VWRITE)>>6));
483 * now do the object specific fields
485 * The size could be set from struct reg, but it's hardly
486 * worth the trouble, and it puts some (potentially) machine
487 * dependent data into this machine-independent code. If it
488 * becomes important then this function should break out into
489 * a per-file stat function in the corresponding .c file.
494 vap->va_uid = procp->p_ucred->cr_uid;
495 vap->va_gid = procp->p_ucred->cr_gid;
498 switch (pfs->pfs_type) {
501 * Set nlink to 1 to tell fts(3) we don't actually know.
506 vap->va_size = vap->va_bytes = DEV_BSIZE;
510 char buf[16]; /* should be enough */
513 vap->va_size = vap->va_bytes =
514 snprintf(buf, sizeof(buf), "%ld", (long)curproc->p_pid);
519 vap->va_nlink = nproc_targets;
520 vap->va_size = vap->va_bytes = DEV_BSIZE;
524 char *fullpath, *freepath;
525 error = vn_fullpath(procp, NULL, &fullpath, &freepath);
527 vap->va_size = strlen(fullpath);
528 free(freepath, M_TEMP);
530 vap->va_size = sizeof("unknown") - 1;
533 vap->va_bytes = vap->va_size;
539 * If we denied owner access earlier, then we have to
540 * change the owner to root - otherwise 'ps' and friends
541 * will break even though they are setgid kmem. *SIGH*
543 if (procp->p_flag & P_SUGID)
546 vap->va_uid = procp->p_ucred->cr_uid;
550 vap->va_bytes = vap->va_size = sizeof(struct reg);
554 vap->va_bytes = vap->va_size = sizeof(struct fpreg);
558 vap->va_bytes = vap->va_size = sizeof(struct dbreg);
572 panic("procfs_getattr");
579 * procfs_setattr(struct vnode *a_vp, struct vattr *a_vap,
580 * struct ucred *a_cred, struct thread *a_td)
583 procfs_setattr(struct vop_setattr_args *ap)
585 if (ap->a_vap->va_flags != VNOVAL)
589 * just fake out attribute setting
590 * it's not good to generate an error
591 * return, otherwise things like creat()
592 * will fail when they try to set the
593 * file length to 0. worse, this means
594 * that echo $note > /proc/$pid/note will fail.
601 * implement access checking.
603 * something very similar to this code is duplicated
604 * throughout the 4bsd kernel and should be moved
605 * into kern/vfs_subr.c sometime.
607 * actually, the check for super-user is slightly
608 * broken since it will allow read access to write-only
609 * objects. this doesn't cause any particular trouble
610 * but does mean that the i/o entry points need to check
611 * that the operation really does make sense.
613 * procfs_access(struct vnode *a_vp, int a_mode, struct ucred *a_cred,
614 * struct thread *a_td)
617 procfs_access(struct vop_access_args *ap)
624 * If you're the super-user,
625 * you always get access.
627 if (ap->a_cred->cr_uid == 0)
631 error = VOP_GETATTR(ap->a_vp, vap, ap->a_td);
636 * Access check is based on only one of owner, group, public.
637 * If not owner, then check group. If not a member of the
638 * group, then check public access.
640 if (ap->a_cred->cr_uid != vap->va_uid) {
645 gp = ap->a_cred->cr_groups;
646 for (i = 0; i < ap->a_cred->cr_ngroups; i++, gp++)
647 if (vap->va_gid == *gp)
654 if ((vap->va_mode & ap->a_mode) == ap->a_mode)
661 * lookup. this is incredibly complicated in the general case, however
662 * for most pseudo-filesystems very little needs to be done.
664 * procfs_lookup(struct vnode *a_dvp, struct vnode **a_vpp,
665 * struct componentname *a_cnp)
668 procfs_lookup(struct vop_old_lookup_args *ap)
670 struct componentname *cnp = ap->a_cnp;
671 struct vnode **vpp = ap->a_vpp;
672 struct vnode *dvp = ap->a_dvp;
673 char *pname = cnp->cn_nameptr;
674 /* struct proc *curp = cnp->cn_proc; */
675 struct proc_target *pt;
684 if (cnp->cn_nameiop == NAMEI_DELETE || cnp->cn_nameiop == NAMEI_RENAME)
688 if (cnp->cn_namelen == 1 && *pname == '.') {
695 switch (pfs->pfs_type) {
697 if (cnp->cn_flags & CNP_ISDOTDOT)
700 if (CNEQ(cnp, "curproc", 7)) {
701 error = procfs_allocvp(dvp->v_mount, vpp, 0, Pcurproc);
705 pid = atopid(pname, cnp->cn_namelen);
713 if (!PRISON_CHECK(ap->a_cnp->cn_cred, p->p_ucred))
716 if (ps_showallprocs == 0 && ap->a_cnp->cn_cred->cr_uid != 0 &&
717 ap->a_cnp->cn_cred->cr_uid != p->p_ucred->cr_uid)
720 error = procfs_allocvp(dvp->v_mount, vpp, pid, Pproc);
724 if (cnp->cn_flags & CNP_ISDOTDOT) {
725 error = procfs_root(dvp->v_mount, vpp);
729 p = PFIND(pfs->pfs_pid);
733 if (!PRISON_CHECK(ap->a_cnp->cn_cred, p->p_ucred))
736 if (ps_showallprocs == 0 && ap->a_cnp->cn_cred->cr_uid != 0 &&
737 ap->a_cnp->cn_cred->cr_uid != p->p_ucred->cr_uid)
740 for (pt = proc_targets, i = 0; i < nproc_targets; pt++, i++) {
741 if (cnp->cn_namelen == pt->pt_namlen &&
742 bcmp(pt->pt_name, pname, cnp->cn_namelen) == 0 &&
743 (pt->pt_valid == NULL || (*pt->pt_valid)(p)))
748 error = procfs_allocvp(dvp->v_mount, vpp, pfs->pfs_pid,
756 if (cnp->cn_nameiop == NAMEI_LOOKUP)
761 * If no error occured *vpp will hold a referenced locked vnode.
762 * dvp was passed to us locked and *vpp must be returned locked.
763 * If *vpp != dvp then we should unlock dvp if (1) this is not the
764 * last component or (2) CNP_LOCKPARENT is not set.
767 if (error == 0 && *vpp != dvp) {
768 if ((cnp->cn_flags & CNP_LOCKPARENT) == 0) {
769 cnp->cn_flags |= CNP_PDIRUNLOCK;
770 VOP_UNLOCK(dvp, 0, cnp->cn_td);
777 * Does this process have a text file?
780 procfs_validfile(struct proc *p)
782 return (procfs_findtextvp(p) != NULLVP);
786 * readdir() returns directory entries from pfsnode (vp).
788 * We generate just one directory entry at a time, as it would probably
789 * not pay off to buffer several entries locally to save uiomove calls.
791 * procfs_readdir(struct vnode *a_vp, struct uio *a_uio, struct ucred *a_cred,
792 * int *a_eofflag, int *a_ncookies, u_long **a_cookies)
795 procfs_readdir(struct vop_readdir_args *ap)
800 if (ap->a_uio->uio_offset < 0 || ap->a_uio->uio_offset > INT_MAX)
803 pfs = VTOPFS(ap->a_vp);
805 switch (pfs->pfs_type) {
807 * this is for the process-specific sub-directories.
808 * all that is needed to is copy out all the entries
809 * from the procent[] table (top of this file).
812 error = procfs_readdir_proc(ap);
816 * this is for the root of the procfs filesystem
817 * what is needed is a special entry for "curproc"
818 * followed by an entry for each process on allproc
822 error = procfs_readdir_root(ap);
834 procfs_readdir_proc(struct vop_readdir_args *ap)
837 int error, i, retval;
839 struct proc_target *pt;
840 struct uio *uio = ap->a_uio;
842 pfs = VTOPFS(ap->a_vp);
843 p = PFIND(pfs->pfs_pid);
846 if (!PRISON_CHECK(ap->a_cred, p->p_ucred))
852 for (pt = &proc_targets[i];
853 !error && uio->uio_resid > 0 && i < nproc_targets; pt++, i++) {
854 if (pt->pt_valid && (*pt->pt_valid)(p) == 0)
857 retval = vop_write_dirent(&error, uio,
858 PROCFS_FILENO(pfs->pfs_pid, pt->pt_pfstype), pt->pt_type,
859 pt->pt_namlen, pt->pt_name);
870 procfs_readdir_root(struct vop_readdir_args *ap)
872 int error, i, pcnt, retval;
873 struct uio *uio = ap->a_uio;
874 volatile struct proc *p = LIST_FIRST(&allproc);
885 for (; p && uio->uio_resid > 0 && !error; i++, pcnt++) {
888 d_ino = PROCFS_FILENO(0, Proot);
894 d_ino = PROCFS_FILENO(0, Proot);
901 d_ino = PROCFS_FILENO(0, Pcurproc);
910 p = LIST_NEXT(p, p_list);
913 if (!PRISON_CHECK(ap->a_cred, p->p_ucred))
917 while (!PRISON_CHECK(ap->a_cred, p->p_ucred)) {
918 p = LIST_NEXT(p, p_list);
922 if (ps_showallprocs == 0 &&
923 ap->a_cred->cr_uid != 0 &&
924 ap->a_cred->cr_uid != p->p_ucred->cr_uid) {
925 p = LIST_NEXT(p, p_list);
931 d_ino = PROCFS_FILENO(p->p_pid, Pproc);
932 d_namlen = snprintf(d_name_pid, sizeof(d_name_pid),
933 "%ld", (long)p->p_pid);
936 p = LIST_NEXT(p, p_list);
942 retval = vop_write_dirent(&error, uio,
943 d_ino, d_type, d_namlen, d_name);
955 * readlink reads the link of `curproc' or `file'
958 procfs_readlink(struct vop_readlink_args *ap)
960 char buf[16]; /* should be enough */
962 struct vnode *vp = ap->a_vp;
963 struct pfsnode *pfs = VTOPFS(vp);
964 char *fullpath, *freepath;
967 switch (pfs->pfs_type) {
969 if (pfs->pfs_fileno != PROCFS_FILENO(0, Pcurproc))
972 len = snprintf(buf, sizeof(buf), "%ld", (long)curproc->p_pid);
974 return (uiomove(buf, len, ap->a_uio));
976 * There _should_ be no way for an entire process to disappear
980 procp = PFIND(pfs->pfs_pid);
981 if (procp == NULL || procp->p_ucred == NULL) {
982 printf("procfs_readlink: pid %d disappeared\n",
984 return (uiomove("unknown", sizeof("unknown") - 1,
987 error = vn_fullpath(procp, NULL, &fullpath, &freepath);
989 return (uiomove("unknown", sizeof("unknown") - 1,
991 error = uiomove(fullpath, strlen(fullpath), ap->a_uio);
992 free(freepath, M_TEMP);
1000 * convert decimal ascii to pid_t
1003 atopid(const char *b, u_int len)
1009 if (c < '0' || c > '9')
1011 p = 10 * p + (c - '0');
1020 * procfs vnode operations.
1022 struct vnodeopv_entry_desc procfs_vnodeop_entries[] = {
1023 { &vop_default_desc, vop_defaultop },
1024 { &vop_access_desc, (vnodeopv_entry_t) procfs_access },
1025 { &vop_advlock_desc, (vnodeopv_entry_t) procfs_badop },
1026 { &vop_bmap_desc, (vnodeopv_entry_t) procfs_bmap },
1027 { &vop_close_desc, (vnodeopv_entry_t) procfs_close },
1028 { &vop_old_create_desc, (vnodeopv_entry_t) procfs_badop },
1029 { &vop_getattr_desc, (vnodeopv_entry_t) procfs_getattr },
1030 { &vop_inactive_desc, (vnodeopv_entry_t) procfs_inactive },
1031 { &vop_old_link_desc, (vnodeopv_entry_t) procfs_badop },
1032 { &vop_old_lookup_desc, (vnodeopv_entry_t) procfs_lookup },
1033 { &vop_old_mkdir_desc, (vnodeopv_entry_t) procfs_badop },
1034 { &vop_old_mknod_desc, (vnodeopv_entry_t) procfs_badop },
1035 { &vop_open_desc, (vnodeopv_entry_t) procfs_open },
1036 { &vop_pathconf_desc, (vnodeopv_entry_t) vop_stdpathconf },
1037 { &vop_print_desc, (vnodeopv_entry_t) procfs_print },
1038 { &vop_read_desc, (vnodeopv_entry_t) procfs_rw },
1039 { &vop_readdir_desc, (vnodeopv_entry_t) procfs_readdir },
1040 { &vop_readlink_desc, (vnodeopv_entry_t) procfs_readlink },
1041 { &vop_reclaim_desc, (vnodeopv_entry_t) procfs_reclaim },
1042 { &vop_old_remove_desc, (vnodeopv_entry_t) procfs_badop },
1043 { &vop_old_rename_desc, (vnodeopv_entry_t) procfs_badop },
1044 { &vop_old_rmdir_desc, (vnodeopv_entry_t) procfs_badop },
1045 { &vop_setattr_desc, (vnodeopv_entry_t) procfs_setattr },
1046 { &vop_old_symlink_desc, (vnodeopv_entry_t) procfs_badop },
1047 { &vop_write_desc, (vnodeopv_entry_t) procfs_rw },
1048 { &vop_ioctl_desc, (vnodeopv_entry_t) procfs_ioctl },