diff options
Diffstat (limited to 'arch/arm/mm/pmsa-v7.c')
| -rw-r--r-- | arch/arm/mm/pmsa-v7.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/mm/pmsa-v7.c b/arch/arm/mm/pmsa-v7.c index 976df60ac426..e2853bfff74e 100644 --- a/arch/arm/mm/pmsa-v7.c +++ b/arch/arm/mm/pmsa-v7.c @@ -6,6 +6,7 @@ #include <linux/bitops.h> #include <linux/memblock.h> +#include <linux/string.h> #include <asm/cacheflush.h> #include <asm/cp15.h> @@ -296,6 +297,7 @@ void __init adjust_lowmem_bounds_mpu(void) } } + memset(mem, 0, sizeof(mem)); num = allocate_region(mem_start, specified_mem_size, mem_max_regions, mem); for (i = 0; i < num; i++) { @@ -433,7 +435,7 @@ void __init mpu_setup(void) /* Background */ err |= mpu_setup_region(region++, 0, 32, - MPU_ACR_XN | MPU_RGN_STRONGLY_ORDERED | MPU_AP_PL1RW_PL0NA, + MPU_ACR_XN | MPU_RGN_STRONGLY_ORDERED | MPU_AP_PL1RW_PL0RW, 0, false); #ifdef CONFIG_XIP_KERNEL |