| namei.h (6970) | namei.h (9759) |
|---|---|
| 1/* 2 * Copyright (c) 1985, 1989, 1991, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)namei.h 8.2 (Berkeley) 1/4/94 | 1/* 2 * Copyright (c) 1985, 1989, 1991, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)namei.h 8.2 (Berkeley) 1/4/94 |
| 34 * $Id: namei.h,v 1.4 1995/03/06 06:45:47 phk Exp $ | 34 * $Id: namei.h,v 1.5 1995/03/09 20:27:21 phk Exp $ |
| 35 */ 36 37#ifndef _SYS_NAMEI_H_ 38#define _SYS_NAMEI_H_ 39 40#include <sys/queue.h> 41 42/* --- 128 unchanged lines hidden (view full) --- 171 u_long nc_nbr; /* a serial number */ 172 u_long nc_hits; /* how many times we got hit */ 173#endif 174 char nc_nlen; /* length of name */ 175 char nc_name[NCHNAMLEN]; /* segment name */ 176}; 177 178#ifdef KERNEL | 35 */ 36 37#ifndef _SYS_NAMEI_H_ 38#define _SYS_NAMEI_H_ 39 40#include <sys/queue.h> 41 42/* --- 128 unchanged lines hidden (view full) --- 171 u_long nc_nbr; /* a serial number */ 172 u_long nc_hits; /* how many times we got hit */ 173#endif 174 char nc_nlen; /* length of name */ 175 char nc_name[NCHNAMLEN]; /* segment name */ 176}; 177 178#ifdef KERNEL |
| 179u_long nextvnodeid; 180u_long numvnodes, numcache; | 179extern u_long nextvnodeid; 180extern u_long numcache; 181extern u_long numvnodes; 182 |
| 181int namei __P((struct nameidata *ndp)); 182int lookup __P((struct nameidata *ndp)); 183int relookup __P((struct vnode *dvp, struct vnode **vpp, 184 struct componentname *cnp)); 185#endif 186 187/* 188 * Stats on usefulness of namei caches. 189 */ 190struct nchstats { 191 long ncs_goodhits; /* hits that we can really use */ 192 long ncs_neghits; /* negative hits that we can use */ 193 long ncs_badhits; /* hits we must drop */ 194 long ncs_falsehits; /* hits with id mismatch */ 195 long ncs_miss; /* misses */ 196 long ncs_long; /* long names that ignore cache */ 197 long ncs_pass2; /* names found with passes == 2 */ 198 long ncs_2passes; /* number of times we attempt it */ 199}; | 183int namei __P((struct nameidata *ndp)); 184int lookup __P((struct nameidata *ndp)); 185int relookup __P((struct vnode *dvp, struct vnode **vpp, 186 struct componentname *cnp)); 187#endif 188 189/* 190 * Stats on usefulness of namei caches. 191 */ 192struct nchstats { 193 long ncs_goodhits; /* hits that we can really use */ 194 long ncs_neghits; /* negative hits that we can use */ 195 long ncs_badhits; /* hits we must drop */ 196 long ncs_falsehits; /* hits with id mismatch */ 197 long ncs_miss; /* misses */ 198 long ncs_long; /* long names that ignore cache */ 199 long ncs_pass2; /* names found with passes == 2 */ 200 long ncs_2passes; /* number of times we attempt it */ 201}; |
| 202 203extern struct nchstats nchstats; 204 |
|
| 200#endif /* !_SYS_NAMEI_H_ */ | 205#endif /* !_SYS_NAMEI_H_ */ |