/*===========================================================================*
* pt_sanitycheck *
*===========================================================================*/
PUBLIC void pt_sanitycheck(pt_t *pt, char *file, int line)
{
/* Basic pt sanity check. */
int i;
int slot;
MYASSERT(pt);
MYASSERT(pt->pt_dir);
MYASSERT(pt->pt_dir_phys);
for(slot = 0; slot < ELEMENTS(vmproc); slot++) {
if(pt == &vmproc[slot].vm_pt)
break;
}
if(slot >= ELEMENTS(vmproc)) {
vm_panic("pt_sanitycheck: passed pt not in any proc", NO_NUM);
}
MYASSERT(usedpages_add(pt->pt_dir_phys, I386_PAGE_SIZE) == OK);
for(i = proc_pde; i < I386_VM_DIR_ENTRIES; i++) {
if(pt->pt_pt[i]) {
if(!(pt->pt_dir[i] & I386_VM_PRESENT)) {
printf("slot %d: pt->pt_pt[%d] = 0x%lx, but pt_dir entry 0x%lx\n",
slot, i, pt->pt_pt[i], pt->pt_dir[i]);
}
MYASSERT(pt->pt_dir[i] & I386_VM_PRESENT);
MYASSERT(usedpages_add(I386_VM_PFA(pt->pt_dir[i]),
I386_PAGE_SIZE) == OK);
} else {
MYASSERT(!(pt->pt_dir[i] & I386_VM_PRESENT));
}
}
}
/*===========================================================================*
* checklist *
*===========================================================================*/
static int checklist(char *file, int line,
struct slabheader *s, int l, int bytes)
{
struct slabdata *n = s->list_head[l];
int ch = 0;
while(n) {
int count = 0, i;
MYASSERT(n->sdh.magic1 == MAGIC1);
MYASSERT(n->sdh.magic2 == MAGIC2);
MYASSERT(n->sdh.list == l);
MYASSERT(usedpages_add(n->sdh.phys, VM_PAGE_SIZE) == 0);
if(n->sdh.prev)
MYASSERT(n->sdh.prev->sdh.next == n);
else
MYASSERT(s->list_head[l] == n);
if(n->sdh.next) MYASSERT(n->sdh.next->sdh.prev == n);
for(i = 0; i < USEELEMENTS*8; i++)
if(i >= ITEMSPERPAGE(bytes))
MYASSERT(!GETBIT(n, i));
else
if(GETBIT(n,i))
count++;
MYASSERT(count == n->sdh.nused);
ch += count;
n = n->sdh.next;
}
return ch;
}
void mem_sanitycheck(char *file, int line)
{
int i;
for(i = 0; i < NUMBER_PHYSICAL_PAGES; i++) {
if(!page_isfree(i)) continue;
MYASSERT(usedpages_add(i * VM_PAGE_SIZE, VM_PAGE_SIZE) == OK);
}
}
/*===========================================================================*
* pt_sanitycheck *
*===========================================================================*/
void pt_sanitycheck(pt_t *pt, char *file, int line)
{
/* Basic pt sanity check. */
int slot;
MYASSERT(pt);
MYASSERT(pt->pt_dir);
MYASSERT(pt->pt_dir_phys);
for(slot = 0; slot < ELEMENTS(vmproc); slot++) {
if(pt == &vmproc[slot].vm_pt)
break;
}
if(slot >= ELEMENTS(vmproc)) {
panic("pt_sanitycheck: passed pt not in any proc");
}
MYASSERT(usedpages_add(pt->pt_dir_phys, VM_PAGE_SIZE) == OK);
}
static int mappedfile_sanitycheck(struct phys_region *pr, const char *file, int line)
{
MYASSERT(usedpages_add(pr->ph->phys, VM_PAGE_SIZE) == OK);
return OK;
}