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authorphk <phk@FreeBSD.org>2005-03-16 11:10:38 +0000
committerphk <phk@FreeBSD.org>2005-03-16 11:10:38 +0000
commit6552218237e46878fe727ca080ccc8a0f753e6df (patch)
tree9d127bd65521c0d0f81d4e3520f6a067700eca4e /sys
parent08503770f69a71fd817ba5ca08a51d13f02b9a96 (diff)
downloadFreeBSD-src-6552218237e46878fe727ca080ccc8a0f753e6df.zip
FreeBSD-src-6552218237e46878fe727ca080ccc8a0f753e6df.tar.gz
Remove unused file
Diffstat (limited to 'sys')
-rw-r--r--sys/fs/hpfs/hpfs_hash.c183
1 files changed, 0 insertions, 183 deletions
diff --git a/sys/fs/hpfs/hpfs_hash.c b/sys/fs/hpfs/hpfs_hash.c
deleted file mode 100644
index d5a1e48..0000000
--- a/sys/fs/hpfs/hpfs_hash.c
+++ /dev/null
@@ -1,183 +0,0 @@
-/*-
- * Copyright (c) 1982, 1986, 1989, 1991, 1993, 1995
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)ufs_ihash.c 8.7 (Berkeley) 5/17/95
- * $FreeBSD$
- */
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/kernel.h>
-#include <sys/lock.h>
-#include <sys/vnode.h>
-#include <sys/mount.h>
-#include <sys/malloc.h>
-#include <sys/proc.h>
-#include <sys/mutex.h>
-
-#include <fs/hpfs/hpfs.h>
-
-static MALLOC_DEFINE(M_HPFSHASH, "HPFS hash", "HPFS node hash tables");
-
-/*
- * Structures associated with hpfsnode cacheing.
- */
-static LIST_HEAD(hphashhead, hpfsnode) *hpfs_hphashtbl;
-static u_long hpfs_hphash; /* size of hash table - 1 */
-#define HPNOHASH(lsn) (&hpfs_hphashtbl[(lsn) & hpfs_hphash])
-static struct mtx hpfs_hphash_mtx;
-struct lock hpfs_hphash_lock;
-
-/*
- * Initialize inode hash table.
- */
-void
-hpfs_hphashinit()
-{
-
- lockinit (&hpfs_hphash_lock, PINOD, "hpfs_hphashlock", 0, 0);
- hpfs_hphashtbl = hashinit(desiredvnodes, M_HPFSHASH, &hpfs_hphash);
- mtx_init(&hpfs_hphash_mtx, "hpfs hphash", NULL, MTX_DEF);
-}
-
-/*
- * Destroy inode hash table.
- */
-void
-hpfs_hphashdestroy(void)
-{
-
- lockdestroy(&hpfs_hphash_lock);
- mtx_destroy(&hpfs_hphash_mtx);
-}
-
-/*
- * Use the device/inum pair to find the incore inode, and return a pointer
- * to it. If it is in core, return it, even if it is locked.
- */
-struct hpfsnode *
-hpfs_hphashlookup(dev, ino)
- struct cdev *dev;
- lsn_t ino;
-{
- struct hpfsnode *hp;
-
- mtx_lock(&hpfs_hphash_mtx);
- LIST_FOREACH(hp, HPNOHASH(ino), h_hash)
- if (ino == hp->h_no && dev == hp->h_dev)
- break;
- mtx_unlock(&hpfs_hphash_mtx);
-
- return (hp);
-}
-
-#if 0
-struct hpfsnode *
-hpfs_hphashget(dev, ino)
- struct cdev *dev;
- lsn_t ino;
-{
- struct hpfsnode *hp;
-
-loop:
- mtx_lock(&hpfs_hphash_mtx);
- LIST_FOREACH(hp, HPNOHASH(ino), h_hash) {
- if (ino == hp->h_no && dev == hp->h_dev) {
- lockmgr(&hp->h_intlock, LK_EXCLUSIVE | LK_INTERLOCK,
- &hpfs_hphash_slock, NULL);
- return (hp);
- }
- }
- mtx_unlock(&hpfs_hphash_mtx);
- return (hp);
-}
-#endif
-
-int
-hpfs_hphashvget(dev, ino, flags, vpp, td)
- struct cdev *dev;
- lsn_t ino;
- int flags;
- struct vnode **vpp;
- struct thread *td;
-{
- struct hpfsnode *hp;
- struct vnode *vp;
- int error;
-
- *vpp = NULLVP;
-loop:
- mtx_lock(&hpfs_hphash_mtx);
- LIST_FOREACH(hp, HPNOHASH(ino), h_hash) {
- if (ino == hp->h_no && dev == hp->h_dev) {
- vp = HPTOV(hp);
- mtx_lock(&vp->v_interlock);
- mtx_unlock(&hpfs_hphash_mtx);
- error = vget(vp, flags | LK_INTERLOCK, td);
- if (error == ENOENT)
- goto loop;
- if (error)
- return (error);
- *vpp = vp;
- return (0);
- }
- }
- mtx_unlock(&hpfs_hphash_mtx);
- return (0);
-}
-
-/*
- * Insert the hpfsnode into the hash table.
- */
-void
-hpfs_hphashins(hp)
- struct hpfsnode *hp;
-{
- struct hphashhead *hpp;
-
- mtx_lock(&hpfs_hphash_mtx);
- hpp = HPNOHASH(hp->h_no);
- hp->h_flag |= H_HASHED;
- LIST_INSERT_HEAD(hpp, hp, h_hash);
- mtx_unlock(&hpfs_hphash_mtx);
-}
-
-/*
- * Remove the inode from the hash table.
- */
-void
-hpfs_hphashrem(hp)
- struct hpfsnode *hp;
-{
- mtx_lock(&hpfs_hphash_mtx);
- if (hp->h_flag & H_HASHED) {
- hp->h_flag &= ~H_HASHED;
- LIST_REMOVE(hp, h_hash);
- }
- mtx_unlock(&hpfs_hphash_mtx);
-}
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