diff --git a/.clang-format b/.clang-format
index 8806bb21b6c2c1a7edf28dab22c1b5509c25e64f..6cbd6ee51610457d2f20ccccc22cbaadc1eb69fb 100644
--- a/.clang-format
+++ b/.clang-format
@@ -203,7 +203,7 @@ ForEachMacros:
- 'for_each_matching_node'
- 'for_each_matching_node_and_match'
- 'for_each_member'
- - 'for_each_memblock'
+ - 'for_each_mem_region'
- 'for_each_memblock_type'
- 'for_each_memcg_cache_index'
- 'for_each_mem_pfn_range'
@@ -274,6 +274,7 @@ ForEachMacros:
- 'for_each_requested_gpio'
- 'for_each_requested_gpio_in_range'
- 'for_each_reserved_mem_range'
+ - 'for_each_reserved_mem_region'
- 'for_each_rtd_codec_dais'
- 'for_each_rtd_codec_dais_rollback'
- 'for_each_rtd_components'
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index 16aae43badfde451d7487d244df445cd01819900..133257ffd8591d692f5f64abf8f41fb2d0e0910c 100644
--- a/arch/arm64/kernel/setup.c
+++ b/arch/arm64/kernel/setup.c
@@ -217,7 +217,7 @@ static void __init request_standard_resources(void)
if (!standard_resources)
panic("%s: Failed to allocate %zu bytes\n", __func__, res_size);
- for_each_memblock(memory, region) {
+ for_each_mem_region(region) {
res = &standard_resources[i++];
if (memblock_is_nomap(region)) {
res->name = "reserved";
diff --git a/arch/arm64/mm/numa.c b/arch/arm64/mm/numa.c
index 2040b97e92d0a7672ec87fe594eba01bae8f69be..a8303bc6b62a41eda320767c55d5b88f7a62bff7 100644
--- a/arch/arm64/mm/numa.c
+++ b/arch/arm64/mm/numa.c
@@ -354,7 +354,7 @@ static int __init numa_register_nodes(void)
struct memblock_region *mblk;
/* Check that valid nid is set to memblks */
- for_each_memblock(memory, mblk) {
+ for_each_mem_region(mblk) {
int mblk_nid = memblock_get_region_node(mblk);
if (mblk_nid == NUMA_NO_NODE || mblk_nid >= MAX_NUMNODES) {
diff --git a/arch/mips/netlogic/xlp/setup.c b/arch/mips/netlogic/xlp/setup.c
index 1a0fc5b62ba434e57213b20cf35bd85f2a07896b..6e3102bcd2f14301271548b2081ec9ac7681e330 100644
--- a/arch/mips/netlogic/xlp/setup.c
+++ b/arch/mips/netlogic/xlp/setup.c
@@ -70,7 +70,7 @@ static void nlm_fixup_mem(void)
const int pref_backup = 512;
struct memblock_region *mem;
- for_each_memblock(memory, mem) {
+ for_each_mem_region(mem) {
memblock_remove(mem->base + mem->size - pref_backup,
pref_backup);
}
diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c
index 1e8c3e24e0c4873640f067fd3247db8bdf69ac9b..1dc89303b679cf54527f86fc2c6f82e1182fd8d2 100644
--- a/arch/riscv/mm/init.c
+++ b/arch/riscv/mm/init.c
@@ -531,7 +531,7 @@ static void __init resource_init(void)
{
struct memblock_region *region;
- for_each_memblock(memory, region) {
+ for_each_mem_region(region) {
struct resource *res;
res = memblock_alloc(sizeof(struct resource), SMP_CACHE_BYTES);
diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c
index c62e274d52d03ebda12e401a4efcab513fc3c3c5..9df94e0aaee1a95c8f1783c274eb5d722cd93721 100644
--- a/arch/x86/mm/numa.c
+++ b/arch/x86/mm/numa.c
@@ -514,7 +514,7 @@ static void __init numa_clear_kernel_node_hotplug(void)
* memory ranges, because quirks such as trim_snb_memory()
* reserve specific pages for Sandy Bridge graphics. ]
*/
- for_each_memblock(reserved, mb_region) {
+ for_each_reserved_mem_region(mb_region) {
int nid = memblock_get_region_node(mb_region);
if (nid != MAX_NUMNODES)
diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index 354078713cd10fd32fb694af68403511d66bc585..ef131255cedcec9633213e30f02b8aa57360a425 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -553,9 +553,22 @@ static inline unsigned long memblock_region_reserved_end_pfn(const struct memblo
return PFN_UP(reg->base + reg->size);
}
-#define for_each_memblock(memblock_type, region) \
- for (region = memblock.memblock_type.regions; \
- region < (memblock.memblock_type.regions + memblock.memblock_type.cnt); \
+/**
+ * for_each_mem_region - itereate over memory regions
+ * @region: loop variable
+ */
+#define for_each_mem_region(region) \
+ for (region = memblock.memory.regions; \
+ region < (memblock.memory.regions + memblock.memory.cnt); \
+ region++)
+
+/**
+ * for_each_reserved_mem_region - itereate over reserved memory regions
+ * @region: loop variable
+ */
+#define for_each_reserved_mem_region(region) \
+ for (region = memblock.reserved.regions; \
+ region < (memblock.reserved.regions + memblock.reserved.cnt); \
region++)
extern void *alloc_large_system_hash(const char *tablename,
diff --git a/mm/memblock.c b/mm/memblock.c
index a09cc4f057f03629460a3245294a8a0371bad176..165f40a8a254632a1678842f03d273744dd53373 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -1667,7 +1667,7 @@ static phys_addr_t __init_memblock __find_max_addr(phys_addr_t limit)
* the memory memblock regions, if the @limit exceeds the total size
* of those regions, max_addr will keep original value PHYS_ADDR_MAX
*/
- for_each_memblock(memory, r) {
+ for_each_mem_region(r) {
if (limit <= r->size) {
max_addr = r->base + limit;
break;
@@ -1837,7 +1837,7 @@ void __init_memblock memblock_trim_memory(phys_addr_t align)
phys_addr_t start, end, orig_start, orig_end;
struct memblock_region *r;
- for_each_memblock(memory, r) {
+ for_each_mem_region(r) {
orig_start = r->base;
orig_end = r->base + r->size;
start = round_up(orig_start, align);
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 34ac7127d1e6a5f23dfd360ebcf484880b58f2af..05fe1ddb033ca141c0062bb8234acc688b5f5efc 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5961,7 +5961,7 @@ overlap_memmap_init(unsigned long zone, unsigned long *pfn)
if (mirrored_kernelcore && zone == ZONE_MOVABLE) {
if (!r || *pfn >= memblock_region_memory_end_pfn(r)) {
- for_each_memblock(memory, r) {
+ for_each_mem_region(r) {
if (*pfn < memblock_region_memory_end_pfn(r))
break;
}
@@ -6546,7 +6546,7 @@ static unsigned long __init zone_absent_pages_in_node(int nid,
unsigned long start_pfn, end_pfn;
struct memblock_region *r;
- for_each_memblock(memory, r) {
+ for_each_mem_region(r) {
start_pfn = clamp(memblock_region_memory_base_pfn(r),
zone_start_pfn, zone_end_pfn);
end_pfn = clamp(memblock_region_memory_end_pfn(r),
@@ -7140,7 +7140,7 @@ static void __init find_zone_movable_pfns_for_nodes(void)
* options.
*/
if (movable_node_is_enabled()) {
- for_each_memblock(memory, r) {
+ for_each_mem_region(r) {
if (!memblock_is_hotpluggable(r))
continue;
@@ -7161,7 +7161,7 @@ static void __init find_zone_movable_pfns_for_nodes(void)
if (mirrored_kernelcore) {
bool mem_below_4gb_not_mirrored = false;
- for_each_memblock(memory, r) {
+ for_each_mem_region(r) {
if (memblock_is_mirror(r))
continue;