diff options
Diffstat (limited to 'arch/unicore32/mm/mmu.c')
| -rw-r--r-- | arch/unicore32/mm/mmu.c | 25 |
1 files changed, 15 insertions, 10 deletions
diff --git a/arch/unicore32/mm/mmu.c b/arch/unicore32/mm/mmu.c index 040a8c279761..aa2060beb408 100644 --- a/arch/unicore32/mm/mmu.c +++ b/arch/unicore32/mm/mmu.c @@ -141,18 +141,17 @@ static void __init build_mem_type_table(void) #define vectors_base() (vectors_high() ? 0xffff0000 : 0) -static void __init *early_alloc(unsigned long sz) -{ - void *ptr = __va(memblock_phys_alloc(sz, sz)); - memset(ptr, 0, sz); - return ptr; -} - static pte_t * __init early_pte_alloc(pmd_t *pmd, unsigned long addr, unsigned long prot) { if (pmd_none(*pmd)) { - pte_t *pte = early_alloc(PTRS_PER_PTE * sizeof(pte_t)); + size_t size = PTRS_PER_PTE * sizeof(pte_t); + pte_t *pte = memblock_alloc(size, size); + + if (!pte) + panic("%s: Failed to allocate %zu bytes align=%zx\n", + __func__, size, size); + __pmd_populate(pmd, __pa(pte) | prot); } BUG_ON(pmd_bad(*pmd)); @@ -354,7 +353,10 @@ static void __init devicemaps_init(void) /* * Allocate the vector page early. */ - vectors = early_alloc(PAGE_SIZE); + vectors = memblock_alloc(PAGE_SIZE, PAGE_SIZE); + if (!vectors) + panic("%s: Failed to allocate %lu bytes align=0x%lx\n", + __func__, PAGE_SIZE, PAGE_SIZE); for (addr = VMALLOC_END; addr; addr += PGDIR_SIZE) pmd_clear(pmd_off_k(addr)); @@ -431,7 +433,10 @@ void __init paging_init(void) top_pmd = pmd_off_k(0xffff0000); /* allocate the zero page. */ - zero_page = early_alloc(PAGE_SIZE); + zero_page = memblock_alloc(PAGE_SIZE, PAGE_SIZE); + if (!zero_page) + panic("%s: Failed to allocate %lu bytes align=0x%lx\n", + __func__, PAGE_SIZE, PAGE_SIZE); bootmem_init(); |