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Subject[PATCH] mm/memblock.c: make the index explicit argument of for_each_memblock_type
Date
for_each_memblock_type macro function uses idx variable that is
the local variable of caller. This patch makes for_each_memblock_type
use only its own arguments.

Signed-off-by: Gioh Kim <gi-oh.kim@profitbricks.com>
---
include/linux/memblock.h | 8 ++++----
mm/memblock.c | 8 ++++----
2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index bae11c7e7bf3..ce0e5634c2f9 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -389,10 +389,10 @@ static inline unsigned long memblock_region_reserved_end_pfn(const struct memblo
region < (memblock.memblock_type.regions + memblock.memblock_type.cnt); \
region++)

-#define for_each_memblock_type(memblock_type, rgn) \
- for (idx = 0, rgn = &memblock_type->regions[0]; \
- idx < memblock_type->cnt; \
- idx++, rgn = &memblock_type->regions[idx])
+#define for_each_memblock_type(i, memblock_type, rgn) \
+ for (i = 0, rgn = &memblock_type->regions[0]; \
+ i < memblock_type->cnt; \
+ i++, rgn = &memblock_type->regions[i])

#ifdef CONFIG_MEMTEST
extern void early_memtest(phys_addr_t start, phys_addr_t end);
diff --git a/mm/memblock.c b/mm/memblock.c
index 91205780e6b1..18dbb69086bc 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -533,7 +533,7 @@ int __init_memblock memblock_add_range(struct memblock_type *type,
base = obase;
nr_new = 0;

- for_each_memblock_type(type, rgn) {
+ for_each_memblock_type(idx, type, rgn) {
phys_addr_t rbase = rgn->base;
phys_addr_t rend = rbase + rgn->size;

@@ -637,7 +637,7 @@ static int __init_memblock memblock_isolate_range(struct memblock_type *type,
if (memblock_double_array(type, base, size) < 0)
return -ENOMEM;

- for_each_memblock_type(type, rgn) {
+ for_each_memblock_type(idx, type, rgn) {
phys_addr_t rbase = rgn->base;
phys_addr_t rend = rbase + rgn->size;

@@ -1715,7 +1715,7 @@ static void __init_memblock memblock_dump(struct memblock_type *type)

pr_info(" %s.cnt = 0x%lx\n", type->name, type->cnt);

- for_each_memblock_type(type, rgn) {
+ for_each_memblock_type(idx, type, rgn) {
char nid_buf[32] = "";

base = rgn->base;
@@ -1739,7 +1739,7 @@ memblock_reserved_memory_within(phys_addr_t start_addr, phys_addr_t end_addr)
unsigned long size = 0;
int idx;

- for_each_memblock_type((&memblock.reserved), rgn) {
+ for_each_memblock_type(idx, (&memblock.reserved), rgn) {
phys_addr_t start, end;

if (rgn->base + rgn->size < start_addr)
--
2.11.0
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