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authorEmil Medve <Emilian.Medve@freescale.com>2014-04-07 15:37:52 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-04-07 16:35:58 -0700
commit136199f0a67cd6bb3f0e8de0ad50f52879f82077 (patch)
treeac5d4244644aabe7435cc8922376ca14e3235b7b /mm/memblock.c
parented6d7c8e578331cad594ee70d60e2e146b5dce7b (diff)
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memblock: use for_each_memblock()
This is a small cleanup. Signed-off-by: Emil Medve <Emilian.Medve@Freescale.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/memblock.c')
-rw-r--r--mm/memblock.c24
1 files changed, 11 insertions, 13 deletions
diff --git a/mm/memblock.c b/mm/memblock.c
index 7fe5354e7552..c5c20c46f97e 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -1271,16 +1271,14 @@ phys_addr_t __init_memblock memblock_end_of_DRAM(void)
void __init memblock_enforce_memory_limit(phys_addr_t limit)
{
- unsigned long i;
phys_addr_t max_addr = (phys_addr_t)ULLONG_MAX;
+ struct memblock_region *r;
if (!limit)
return;
/* find out max address */
- for (i = 0; i < memblock.memory.cnt; i++) {
- struct memblock_region *r = &memblock.memory.regions[i];
-
+ for_each_memblock(memory, r) {
if (limit <= r->size) {
max_addr = r->base + limit;
break;
@@ -1379,13 +1377,12 @@ int __init_memblock memblock_is_region_reserved(phys_addr_t base, phys_addr_t si
void __init_memblock memblock_trim_memory(phys_addr_t align)
{
- int i;
phys_addr_t start, end, orig_start, orig_end;
- struct memblock_type *mem = &memblock.memory;
+ struct memblock_region *r;
- for (i = 0; i < mem->cnt; i++) {
- orig_start = mem->regions[i].base;
- orig_end = mem->regions[i].base + mem->regions[i].size;
+ for_each_memblock(memory, r) {
+ orig_start = r->base;
+ orig_end = r->base + r->size;
start = round_up(orig_start, align);
end = round_down(orig_end, align);
@@ -1393,11 +1390,12 @@ void __init_memblock memblock_trim_memory(phys_addr_t align)
continue;
if (start < end) {
- mem->regions[i].base = start;
- mem->regions[i].size = end - start;
+ r->base = start;
+ r->size = end - start;
} else {
- memblock_remove_region(mem, i);
- i--;
+ memblock_remove_region(&memblock.memory,
+ r - memblock.memory.regions);
+ r--;
}
}
}