diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/microblaze/mm/init.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c index 952f35b335b2..353fabdfcbc5 100644 --- a/arch/microblaze/mm/init.c +++ b/arch/microblaze/mm/init.c @@ -13,6 +13,7 @@ #include <linux/kernel.h> #include <linux/mm.h> /* mem_init */ #include <linux/initrd.h> +#include <linux/of_fdt.h> #include <linux/pagemap.h> #include <linux/pfn.h> #include <linux/slab.h> @@ -261,8 +262,12 @@ asmlinkage void __init mmu_init(void) parse_early_param(); + early_init_fdt_scan_reserved_mem(); + /* CMA initialization */ dma_contiguous_reserve(memory_start + lowmem_size - 1); + + memblock_dump_all(); } void * __ref zalloc_maybe_bootmem(size_t size, gfp_t mask) @@ -280,3 +285,23 @@ void * __ref zalloc_maybe_bootmem(size_t size, gfp_t mask) return p; } + +static const pgprot_t protection_map[16] = { + [VM_NONE] = PAGE_NONE, + [VM_READ] = PAGE_READONLY_X, + [VM_WRITE] = PAGE_COPY, + [VM_WRITE | VM_READ] = PAGE_COPY_X, + [VM_EXEC] = PAGE_READONLY, + [VM_EXEC | VM_READ] = PAGE_READONLY_X, + [VM_EXEC | VM_WRITE] = PAGE_COPY, + [VM_EXEC | VM_WRITE | VM_READ] = PAGE_COPY_X, + [VM_SHARED] = PAGE_NONE, + [VM_SHARED | VM_READ] = PAGE_READONLY_X, + [VM_SHARED | VM_WRITE] = PAGE_SHARED, + [VM_SHARED | VM_WRITE | VM_READ] = PAGE_SHARED_X, + [VM_SHARED | VM_EXEC] = PAGE_READONLY, + [VM_SHARED | VM_EXEC | VM_READ] = PAGE_READONLY_X, + [VM_SHARED | VM_EXEC | VM_WRITE] = PAGE_SHARED, + [VM_SHARED | VM_EXEC | VM_WRITE | VM_READ] = PAGE_SHARED_X +}; +DECLARE_VM_GET_PAGE_PROT |