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Differential D31986 Diff 96117 sys/riscv/riscv/uma_machdep.c

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sys/riscv/riscv/uma_machdep.c

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uma_small_alloc(uma_zone_t zone, vm_size_t bytes, int domain, u_int8_t *flags, uma_small_alloc(uma_zone_t zone, vm_size_t bytes, int domain, u_int8_t *flags,
int wait) int wait)
{ {
vm_page_t m; vm_page_t m;
vm_paddr_t pa; vm_paddr_t pa;
void *va; void *va;
*flags = UMA_SLAB_PRIV; *flags = UMA_SLAB_PRIV;
m = vm_page_alloc_domain(NULL, 0, domain, m = vm_page_alloc_noobj_domain(domain, malloc2vm_flags(wait) |
malloc2vm_flags(wait) | VM_ALLOC_NOOBJ | VM_ALLOC_WIRED); VM_ALLOC_WIRED);
if (m == NULL) if (m == NULL)
return (NULL); return (NULL);
pa = m->phys_addr; pa = m->phys_addr;
if ((wait & M_NODUMP) == 0) if ((wait & M_NODUMP) == 0)
dump_add_page(pa); dump_add_page(pa);
va = (void *)PHYS_TO_DMAP(pa); va = (void *)PHYS_TO_DMAP(pa);
if ((wait & M_ZERO) && (m->flags & PG_ZERO) == 0)
bzero(va, PAGE_SIZE);
return (va); return (va);
} }
void void
uma_small_free(void *mem, vm_size_t size, u_int8_t flags) uma_small_free(void *mem, vm_size_t size, u_int8_t flags)
{ {
vm_page_t m; vm_page_t m;
vm_paddr_t pa; vm_paddr_t pa;
pa = DMAP_TO_PHYS((vm_offset_t)mem); pa = DMAP_TO_PHYS((vm_offset_t)mem);
dump_drop_page(pa); dump_drop_page(pa);
m = PHYS_TO_VM_PAGE(pa); m = PHYS_TO_VM_PAGE(pa);
vm_page_unwire_noq(m); vm_page_unwire_noq(m);
vm_page_free(m); vm_page_free(m);
} }