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Show First 20 Lines • Show All 556 Lines • ▼ Show 20 Lines	ext2_truncate(struct vnode vp, off_t length, int flags, struct ucred cred,

ASSERT_VOP_LOCKED(vp, "ext2_truncate");		ASSERT_VOP_LOCKED(vp, "ext2_truncate");

if (length < 0)		if (length < 0)
return (EINVAL);		return (EINVAL);

ip = VTOI(vp);		ip = VTOI(vp);
if (vp->v_type == VLNK &&		if (vp->v_type == VLNK &&
ip->i_size < vp->v_mount->mnt_maxsymlinklen) {		ip->i_size < VFSTOEXT2(vp->v_mount)->um_e2fs->e2fs_maxsymlinklen) {
#ifdef INVARIANTS		#ifdef INVARIANTS
if (length != 0)		if (length != 0)
panic("ext2_truncate: partial truncate of symlink");		panic("ext2_truncate: partial truncate of symlink");
#endif		#endif
bzero((char *)&ip->i_shortlink, (u_int)ip->i_size);		bzero((char *)&ip->i_shortlink, (u_int)ip->i_size);
ip->i_size = 0;		ip->i_size = 0;
ip->i_flag \|= IN_CHANGE \| IN_UPDATE;		ip->i_flag \|= IN_CHANGE \| IN_UPDATE;
return (ext2_update(vp, 1));		return (ext2_update(vp, 1));
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