diff options
Diffstat (limited to 'arch/arm/mm/mmu.c')
| -rw-r--r-- | arch/arm/mm/mmu.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 2ab5f962a05..9b36c5cb5e9 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -827,7 +827,6 @@ static void __init devicemaps_init(struct machine_desc *mdesc) * Allocate the vector page early. */ vectors = alloc_bootmem_low_pages(PAGE_SIZE); - BUG_ON(!vectors); for (addr = VMALLOC_END; addr; addr += PGDIR_SIZE) pmd_clear(pmd_off_k(addr)); @@ -912,10 +911,10 @@ void __init paging_init(struct machine_desc *mdesc) top_pmd = pmd_off_k(0xffff0000); /* - * allocate the zero page. Note that we count on this going ok. + * allocate the zero page. Note that this always succeeds and + * returns a zeroed result. */ zero_page = alloc_bootmem_low_pages(PAGE_SIZE); - memset(zero_page, 0, PAGE_SIZE); empty_zero_page = virt_to_page(zero_page); flush_dcache_page(empty_zero_page); } |