Differential D21551 Diff 62050 sys/powerpc/powerpc/uma_machdep.c

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Show First 20 Lines • Show All 65 Lines • ▼ Show 20 Lines	if (m == NULL)
return (NULL);		return (NULL);

pa = VM_PAGE_TO_PHYS(m);		pa = VM_PAGE_TO_PHYS(m);

/* On book-e sizeof(void ) < sizeof(vm_paddr_t) /		/* On book-e sizeof(void ) < sizeof(vm_paddr_t) /
if ((vm_offset_t)pa != pa)		if ((vm_offset_t)pa != pa)
return (NULL);		return (NULL);

		if ((wait & M_NODUMP) == 0)
		dump_add_page(pa);

if (!hw_direct_map) {		if (!hw_direct_map) {
pmap_kenter(pa, pa);		pmap_kenter(pa, pa);
va = (void *)(vm_offset_t)pa;		va = (void *)(vm_offset_t)pa;
} else {		} else {
va = (void *)(vm_offset_t)PHYS_TO_DMAP(pa);		va = (void *)(vm_offset_t)PHYS_TO_DMAP(pa);
}		}

if ((wait & M_ZERO) && (m->flags & PG_ZERO) == 0)		if ((wait & M_ZERO) && (m->flags & PG_ZERO) == 0)
Show All 13 Lines	pmap_remove(kernel_pmap,(vm_offset_t)mem,
(vm_offset_t)mem + PAGE_SIZE);		(vm_offset_t)mem + PAGE_SIZE);

if (hw_direct_map)		if (hw_direct_map)
m = PHYS_TO_VM_PAGE(DMAP_TO_PHYS((vm_offset_t)mem));		m = PHYS_TO_VM_PAGE(DMAP_TO_PHYS((vm_offset_t)mem));
else		else
m = PHYS_TO_VM_PAGE((vm_offset_t)mem);		m = PHYS_TO_VM_PAGE((vm_offset_t)mem);
KASSERT(m != NULL,		KASSERT(m != NULL,
("Freeing UMA block at %p with no associated page", mem));		("Freeing UMA block at %p with no associated page", mem));
		dump_add_page(VM_PAGE_TO_PHYS(m));
vm_page_unwire_noq(m);		vm_page_unwire_noq(m);
vm_page_free(m);		vm_page_free(m);
atomic_subtract_int(&hw_uma_mdpages, 1);		atomic_subtract_int(&hw_uma_mdpages, 1);
}		}