diff options
Diffstat (limited to 'arch/arm/mm/ioremap.c')
| -rw-r--r-- | arch/arm/mm/ioremap.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c index 80fb5a4a5c05..6e830b9418c9 100644 --- a/arch/arm/mm/ioremap.c +++ b/arch/arm/mm/ioremap.c @@ -36,6 +36,7 @@ #include <asm/mmu_context.h> #include <asm/pgalloc.h> #include <asm/tlbflush.h> +#include <asm/set_memory.h> #include <asm/system_info.h> #include <asm/mach/map.h> @@ -401,6 +402,11 @@ __arm_ioremap_exec(phys_addr_t phys_addr, size_t size, bool cached) __builtin_return_address(0)); } +void __arm_iomem_set_ro(void __iomem *ptr, size_t size) +{ + set_memory_ro((unsigned long)ptr, PAGE_ALIGN(size) / PAGE_SIZE); +} + void *arch_memremap_wb(phys_addr_t phys_addr, size_t size) { return (__force void *)arch_ioremap_caller(phys_addr, size, |