diff options
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/mm/init.c | 7 | ||||
| -rw-r--r-- | arch/x86/mm/init_32.c | 8 |
2 files changed, 5 insertions, 10 deletions
diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c index d406c52..e71c5cb 100644 --- a/arch/x86/mm/init.c +++ b/arch/x86/mm/init.c @@ -266,16 +266,9 @@ unsigned long __init_refok init_memory_mapping(unsigned long start, if (!after_bootmem) find_early_table_space(end, use_pse, use_gbpages); -#ifdef CONFIG_X86_32 - for (i = 0; i < nr_range; i++) - kernel_physical_mapping_init(mr[i].start, mr[i].end, - mr[i].page_size_mask); - ret = end; -#else /* CONFIG_X86_64 */ for (i = 0; i < nr_range; i++) ret = kernel_physical_mapping_init(mr[i].start, mr[i].end, mr[i].page_size_mask); -#endif #ifdef CONFIG_X86_32 early_ioremap_page_table_range_init(); diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index 9a0c258..2226f2c 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -241,6 +241,7 @@ kernel_physical_mapping_init(unsigned long start, unsigned long page_size_mask) { int use_pse = page_size_mask == (1<<PG_LEVEL_2M); + unsigned long last_map_addr = end; unsigned long start_pfn, end_pfn; pgd_t *pgd_base = swapper_pg_dir; int pgd_idx, pmd_idx, pte_ofs; @@ -341,9 +342,10 @@ repeat: prot = PAGE_KERNEL_EXEC; pages_4k++; - if (mapping_iter == 1) + if (mapping_iter == 1) { set_pte(pte, pfn_pte(pfn, init_prot)); - else + last_map_addr = (pfn << PAGE_SHIFT) + PAGE_SIZE; + } else set_pte(pte, pfn_pte(pfn, prot)); } } @@ -368,7 +370,7 @@ repeat: mapping_iter = 2; goto repeat; } - return 0; + return last_map_addr; } pte_t *kmap_pte; |