diff options
Diffstat (limited to 'arch/arm/mm/mmu.c')
| -rw-r--r-- | arch/arm/mm/mmu.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index b8f70a3bb7f8..5cbfd9f86412 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -1157,6 +1157,7 @@ void __init adjust_lowmem_bounds(void) phys_addr_t memblock_limit = 0; u64 vmalloc_limit; struct memblock_region *reg; + phys_addr_t lowmem_limit = 0; /* * Let's use our own (unoptimized) equivalent of __pa() that is @@ -1172,14 +1173,14 @@ void __init adjust_lowmem_bounds(void) phys_addr_t block_end = reg->base + reg->size; if (reg->base < vmalloc_limit) { - if (block_end > arm_lowmem_limit) + if (block_end > lowmem_limit) /* * Compare as u64 to ensure vmalloc_limit does * not get truncated. block_end should always * fit in phys_addr_t so there should be no * issue with assignment. */ - arm_lowmem_limit = min_t(u64, + lowmem_limit = min_t(u64, vmalloc_limit, block_end); @@ -1200,12 +1201,14 @@ void __init adjust_lowmem_bounds(void) if (!IS_ALIGNED(block_start, PMD_SIZE)) memblock_limit = block_start; else if (!IS_ALIGNED(block_end, PMD_SIZE)) - memblock_limit = arm_lowmem_limit; + memblock_limit = lowmem_limit; } } } + arm_lowmem_limit = lowmem_limit; + high_memory = __va(arm_lowmem_limit - 1) + 1; /* |