diff options
Diffstat (limited to 'sys/kern/vfs_subr.c')
| -rw-r--r-- | sys/kern/vfs_subr.c | 66 |
1 files changed, 1 insertions, 65 deletions
diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c index ccb43716fc4..8824ef6724c 100644 --- a/sys/kern/vfs_subr.c +++ b/sys/kern/vfs_subr.c @@ -1,4 +1,4 @@ -/* $OpenBSD: vfs_subr.c,v 1.221 2014/11/14 23:26:48 tedu Exp $ */ +/* $OpenBSD: vfs_subr.c,v 1.222 2014/11/19 18:04:54 tedu Exp $ */ /* $NetBSD: vfs_subr.c,v 1.53 1996/04/22 01:39:13 christos Exp $ */ /* @@ -1291,70 +1291,6 @@ vfs_sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp, return (EOPNOTSUPP); } -int kinfo_vdebug = 1; -#define KINFO_VNODESLOP 10 -/* - * Dump vnode list (via sysctl). - * Copyout address of vnode followed by vnode. - */ -/* ARGSUSED */ -int -sysctl_vnode(char *where, size_t *sizep, struct proc *p) -{ - struct mount *mp, *nmp; - struct vnode *vp, *nvp; - char *bp = where, *savebp; - char *ewhere; - int error; - - if (where == NULL) { - *sizep = (numvnodes + KINFO_VNODESLOP) * sizeof(struct e_vnode); - return (0); - } - ewhere = where + *sizep; - - TAILQ_FOREACH_SAFE(mp, &mountlist, mnt_list, nmp) { - if (vfs_busy(mp, VB_READ|VB_NOWAIT)) - continue; - savebp = bp; -again: - LIST_FOREACH_SAFE(vp, &mp->mnt_vnodelist, v_mntvnodes, nvp) { - /* - * Check that the vp is still associated with - * this filesystem. RACE: could have been - * recycled onto the same filesystem. - */ - if (vp->v_mount != mp) { - if (kinfo_vdebug) - printf("kinfo: vp changed\n"); - bp = savebp; - goto again; - } - if (bp + sizeof(struct e_vnode) > ewhere) { - *sizep = bp - where; - vfs_unbusy(mp); - return (ENOMEM); - } - if ((error = copyout(&vp, - &((struct e_vnode *)bp)->vptr, - sizeof(struct vnode *))) || - (error = copyout(vp, - &((struct e_vnode *)bp)->vnode, - sizeof(struct vnode)))) { - vfs_unbusy(mp); - return (error); - } - bp += sizeof(struct e_vnode); - } - - vfs_unbusy(mp); - } - - *sizep = bp - where; - - return (0); -} - /* * Check to see if a filesystem is mounted on a block device. */ |