aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mm/init.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mm/init.c')
-rw-r--r--arch/arm/mm/init.c41
1 files changed, 15 insertions, 26 deletions
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 7185b00650f..7fd9b5eb177 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -150,6 +150,7 @@ static void __init find_limits(struct meminfo *mi,
static void __init arm_bootmem_init(struct meminfo *mi,
unsigned long start_pfn, unsigned long end_pfn)
{
+ struct memblock_region *reg;
unsigned int boot_pages;
phys_addr_t bitmap;
pg_data_t *pgdat;
@@ -180,13 +181,13 @@ static void __init arm_bootmem_init(struct meminfo *mi,
/*
* Reserve the memblock reserved regions in bootmem.
*/
- for (i = 0; i < memblock.reserved.cnt; i++) {
- phys_addr_t start = memblock_start_pfn(&memblock.reserved, i);
- if (start >= start_pfn &&
- memblock_end_pfn(&memblock.reserved, i) <= end_pfn)
+ for_each_memblock(reserved, reg) {
+ phys_addr_t start = memblock_region_reserved_base_pfn(reg);
+ phys_addr_t end = memblock_region_reserved_end_pfn(reg);
+ if (start >= start_pfn && end <= end_pfn)
reserve_bootmem_node(pgdat, __pfn_to_phys(start),
- memblock_size_bytes(&memblock.reserved, i),
- BOOTMEM_DEFAULT);
+ (end - start) << PAGE_SHIFT,
+ BOOTMEM_DEFAULT);
}
}
@@ -237,20 +238,7 @@ static void __init arm_bootmem_free(struct meminfo *mi, unsigned long min,
#ifndef CONFIG_SPARSEMEM
int pfn_valid(unsigned long pfn)
{
- struct memblock_region *mem = &memblock.memory;
- unsigned int left = 0, right = mem->cnt;
-
- do {
- unsigned int mid = (right + left) / 2;
-
- if (pfn < memblock_start_pfn(mem, mid))
- right = mid;
- else if (pfn >= memblock_end_pfn(mem, mid))
- left = mid + 1;
- else
- return 1;
- } while (left < right);
- return 0;
+ return memblock_is_memory(pfn << PAGE_SHIFT);
}
EXPORT_SYMBOL(pfn_valid);
@@ -260,10 +248,11 @@ static void arm_memory_present(void)
#else
static void arm_memory_present(void)
{
- int i;
- for (i = 0; i < memblock.memory.cnt; i++)
- memory_present(0, memblock_start_pfn(&memblock.memory, i),
- memblock_end_pfn(&memblock.memory, i));
+ struct memblock_region *reg;
+
+ for_each_memblock(memory, reg)
+ memory_present(0, memblock_region_memory_base_pfn(reg),
+ memblock_region_memory_end_pfn(reg));
}
#endif
@@ -277,7 +266,7 @@ void __init arm_memblock_init(struct meminfo *mi, struct machine_desc *mdesc)
/* Register the kernel text, kernel data and initrd with memblock. */
#ifdef CONFIG_XIP_KERNEL
- memblock_reserve(__pa(_data), _end - _data);
+ memblock_reserve(__pa(_sdata), _end - _sdata);
#else
memblock_reserve(__pa(_stext), _end - _stext);
#endif
@@ -545,7 +534,7 @@ void __init mem_init(void)
MLK_ROUNDUP(__init_begin, __init_end),
MLK_ROUNDUP(_text, _etext),
- MLK_ROUNDUP(_data, _edata));
+ MLK_ROUNDUP(_sdata, _edata));
#undef MLK
#undef MLM