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authorAndrew Morton <akpm@linux-foundation.org>2012-07-31 16:42:40 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-07-31 18:42:41 -0700
commitfd07383b6bbc1418b1bdd5f295d13e600222fffa (patch)
treed69a0c77708256a4d8bad40fe7b40b8e87240ec4 /mm/memblock.c
parent4f774b912dd1d5752cd33b696509531b0321c3e0 (diff)
downloadlinux-fd07383b6bbc1418b1bdd5f295d13e600222fffa.tar.bz2
mm/memblock.c:memblock_double_array(): cosmetic cleanups
This function is an 80-column eyesore, quite unnecessarily. Clean that up, and use standard comment layout style. Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Greg Pearson <greg.pearson@hp.com> Cc: Tejun Heo <tj@kernel.org> Cc: Yinghai Lu <yinghai@kernel.org> 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.c35
1 files changed, 18 insertions, 17 deletions
diff --git a/mm/memblock.c b/mm/memblock.c
index 5cc6731b00cc..4d9393c7edc9 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -222,13 +222,13 @@ static int __init_memblock memblock_double_array(struct memblock_type *type,
/* Try to find some space for it.
*
* WARNING: We assume that either slab_is_available() and we use it or
- * we use MEMBLOCK for allocations. That means that this is unsafe to use
- * when bootmem is currently active (unless bootmem itself is implemented
- * on top of MEMBLOCK which isn't the case yet)
+ * we use MEMBLOCK for allocations. That means that this is unsafe to
+ * use when bootmem is currently active (unless bootmem itself is
+ * implemented on top of MEMBLOCK which isn't the case yet)
*
* This should however not be an issue for now, as we currently only
- * call into MEMBLOCK while it's still active, or much later when slab is
- * active for memory hotplug operations
+ * call into MEMBLOCK while it's still active, or much later when slab
+ * is active for memory hotplug operations
*/
if (use_slab) {
new_array = kmalloc(new_size, GFP_KERNEL);
@@ -243,8 +243,8 @@ static int __init_memblock memblock_double_array(struct memblock_type *type,
new_alloc_size, PAGE_SIZE);
if (!addr && new_area_size)
addr = memblock_find_in_range(0,
- min(new_area_start, memblock.current_limit),
- new_alloc_size, PAGE_SIZE);
+ min(new_area_start, memblock.current_limit),
+ new_alloc_size, PAGE_SIZE);
new_array = addr ? __va(addr) : 0;
}
@@ -254,12 +254,14 @@ static int __init_memblock memblock_double_array(struct memblock_type *type,
return -1;
}
- memblock_dbg("memblock: %s array is doubled to %ld at [%#010llx-%#010llx]",
- memblock_type_name(type), type->max * 2, (u64)addr, (u64)addr + new_size - 1);
+ memblock_dbg("memblock: %s is doubled to %ld at [%#010llx-%#010llx]",
+ memblock_type_name(type), type->max * 2, (u64)addr,
+ (u64)addr + new_size - 1);
- /* Found space, we now need to move the array over before
- * we add the reserved region since it may be our reserved
- * array itself that is full.
+ /*
+ * Found space, we now need to move the array over before we add the
+ * reserved region since it may be our reserved array itself that is
+ * full.
*/
memcpy(new_array, type->regions, old_size);
memset(new_array + type->max, 0, old_size);
@@ -267,17 +269,16 @@ static int __init_memblock memblock_double_array(struct memblock_type *type,
type->regions = new_array;
type->max <<= 1;
- /* Free old array. We needn't free it if the array is the
- * static one
- */
+ /* Free old array. We needn't free it if the array is the static one */
if (*in_slab)
kfree(old_array);
else if (old_array != memblock_memory_init_regions &&
old_array != memblock_reserved_init_regions)
memblock_free(__pa(old_array), old_alloc_size);
- /* Reserve the new array if that comes from the memblock.
- * Otherwise, we needn't do it
+ /*
+ * Reserve the new array if that comes from the memblock. Otherwise, we
+ * needn't do it
*/
if (!use_slab)
BUG_ON(memblock_reserve(addr, new_alloc_size));