* 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));
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);
}