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Differential D32006 Diff 95291 sys/powerpc/aim/mmu_radix.c

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sys/powerpc/aim/mmu_radix.c

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static MALLOC_DEFINE(M_RADIX_PGD, "radix_pgd", "radix page table root directory"); static MALLOC_DEFINE(M_RADIX_PGD, "radix_pgd", "radix page table root directory");
static uma_zone_t zone_radix_pgd; static uma_zone_t zone_radix_pgd;
static int static int
radix_pgd_import(void *arg __unused, void **store, int count, int domain __unused, radix_pgd_import(void *arg __unused, void **store, int count, int domain __unused,
int flags) int flags)
{ {
int req;
/* XXXMJ presumably WAITOK shouldn't be hard-coded */
req = VM_ALLOC_NORMAL | VM_ALLOC_WIRED | VM_ALLOC_ZERO |
alcUnsubmitted
Not Done
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Does VM_ALLOC_ZERO actually make sense here?

alc: Does VM_ALLOC_ZERO actually make sense here?
markjAuthorUnsubmitted
Done
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It doesn't seem so. I think both of these XXX comments can be resolved by ORing malloc2vm_flags(flags) into req.

markj: It doesn't seem so. I think both of these XXX comments can be resolved by ORing…
VM_ALLOC_WAITOK;
for (int i = 0; i < count; i++) { for (int i = 0; i < count; i++) {
vm_page_t m = vm_page_alloc_contig(NULL, 0, vm_page_t m = vm_page_alloc_noobj_contig(req,
VM_ALLOC_NORMAL | VM_ALLOC_NOOBJ | VM_ALLOC_WIRED | RADIX_PGD_SIZE / PAGE_SIZE,
VM_ALLOC_ZERO | VM_ALLOC_WAITOK, RADIX_PGD_SIZE/PAGE_SIZE,
0, (vm_paddr_t)-1, RADIX_PGD_SIZE, L1_PAGE_SIZE, 0, (vm_paddr_t)-1, RADIX_PGD_SIZE, L1_PAGE_SIZE,
VM_MEMATTR_DEFAULT); VM_MEMATTR_DEFAULT);
/* XXX zero on alloc here so we don't have to later */ /* XXX zero on alloc here so we don't have to later */
store[i] = (void *)PHYS_TO_DMAP(VM_PAGE_TO_PHYS(m)); store[i] = (void *)PHYS_TO_DMAP(VM_PAGE_TO_PHYS(m));
} }
return (count); return (count);
} }
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