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authorIan Moffett <ian@osmora.org>2024-06-24 22:55:29 -0400
committerIan Moffett <ian@osmora.org>2024-06-24 22:55:29 -0400
commit236963e7563be3e3f8220dac7bb4af446928e194 (patch)
treee521ea226db0345bbb3679fffe09d96254b7dc73 /sys/vm/vm_obj.c
parent214eadc62b5578f76c98a38a28f8b3d80ac4d6ad (diff)
Clean out for expt
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'sys/vm/vm_obj.c')
-rw-r--r--sys/vm/vm_obj.c93
1 files changed, 0 insertions, 93 deletions
diff --git a/sys/vm/vm_obj.c b/sys/vm/vm_obj.c
deleted file mode 100644
index b501c6b..0000000
--- a/sys/vm/vm_obj.c
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
- * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team.
- * 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.
- * 3. Neither the name of Hyra 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 COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.
- */
-
-#include <vm/obj.h>
-#include <vm/dynalloc.h>
-#include <sys/errno.h>
-#include <string.h>
-
-static size_t obj_count = 0;
-
-static void
-vm_set_pgops(struct vm_object *obj, struct vnode *vnode)
-{
- if (vnode == NULL) {
- obj->vnode = NULL;
- return;
- }
-
- /* Is this a device? */
- if (vnode->type == VCHR || vnode->type == VBLK) {
- obj->pgops = &g_dev_pagerops;
- } else {
- obj->pgops = &g_vnode_pagerops;
- }
-}
-
-int
-vm_obj_init(struct vm_object **res, struct vnode *vnode)
-{
- struct vm_object *obj = dynalloc(sizeof(struct vm_object));
-
- if (obj == NULL) {
- return -ENOMEM;
- }
-
- memset(obj, 0, sizeof(struct vm_object));
- obj->vnode = vnode;
- obj->ref = 0;
-
- vm_set_pgops(obj, vnode);
- *res = obj;
- ++obj_count;
- return 0;
-}
-
-int
-vm_obj_destroy(struct vm_object *obj)
-{
- struct vnode *vp = obj->vnode;
-
- /* Check the ref count */
- if (obj->ref > 0)
- return -EBUSY;
-
- if (vp != NULL)
- vp->vmobj = NULL;
-
- dynfree(obj);
- --obj_count;
- return 0;
-}
-
-size_t
-vm_obj_count(void)
-{
- return obj_count;
-}