The patch titled
Subject: mm/mmzone.c: memmap_valid_within() can be boolean
has been added to the -mm tree. Its filename is
mm-mmzone-memmap_valid_within-can-be-boolean.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-mmzone-memmap_valid_within-can-be-boolean.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-mmzone-memmap_valid_within-can-be-boolean.patch
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------------------------------------------------------
From: Yaowei Bai <baiyaowei@xxxxxxxxxxxxxxxxxxxx>
Subject: mm/mmzone.c: memmap_valid_within() can be boolean
Make memmap_valid_within return bool due to this particular function only
using either one or zero as its return value.
No functional change.
Signed-off-by: Yaowei Bai <baiyaowei@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/mmzone.h | 6 +++---
mm/mmzone.c | 8 ++++----
2 files changed, 7 insertions(+), 7 deletions(-)
diff -puN include/linux/mmzone.h~mm-mmzone-memmap_valid_within-can-be-boolean include/linux/mmzone.h
--- a/include/linux/mmzone.h~mm-mmzone-memmap_valid_within-can-be-boolean
+++ a/include/linux/mmzone.h
@@ -1200,13 +1200,13 @@ unsigned long __init node_memmap_size_by
* the zone and PFN linkages are still valid. This is expensive, but walkers
* of the full memmap are extremely rare.
*/
-int memmap_valid_within(unsigned long pfn,
+bool memmap_valid_within(unsigned long pfn,
struct page *page, struct zone *zone);
#else
-static inline int memmap_valid_within(unsigned long pfn,
+static inline bool memmap_valid_within(unsigned long pfn,
struct page *page, struct zone *zone)
{
- return 1;
+ return true;
}
#endif /* CONFIG_ARCH_HAS_HOLES_MEMORYMODEL */
diff -puN mm/mmzone.c~mm-mmzone-memmap_valid_within-can-be-boolean mm/mmzone.c
--- a/mm/mmzone.c~mm-mmzone-memmap_valid_within-can-be-boolean
+++ a/mm/mmzone.c
@@ -72,16 +72,16 @@ struct zoneref *next_zones_zonelist(stru
}
#ifdef CONFIG_ARCH_HAS_HOLES_MEMORYMODEL
-int memmap_valid_within(unsigned long pfn,
+bool memmap_valid_within(unsigned long pfn,
struct page *page, struct zone *zone)
{
if (page_to_pfn(page) != pfn)
- return 0;
+ return false;
if (page_zone(page) != zone)
- return 0;
+ return false;
- return 1;
+ return true;
}
#endif /* CONFIG_ARCH_HAS_HOLES_MEMORYMODEL */
_
Patches currently in -mm which might be from baiyaowei@xxxxxxxxxxxxxxxxxxxx are
mm-hugetlb-is_file_hugepages-can-be-boolean.patch
mm-memblock-memblock_is_memory-reserved-can-be-boolean.patch
mm-lru-remove-unused-is_unevictable_lru-function.patch
mm-zonelist-enumerate-zonelists-array-index.patch
mm-mmzone-memmap_valid_within-can-be-boolean.patch
fs-statc-drop-the-last-new_valid_dev-check.patch
include-linux-kdev_th-remove-new_valid_dev.patch
init-mainc-obsolete_checksetup-can-be-boolean.patch
init-do_mounts-initrd_load-can-be-boolean.patch
ipc-shm-is_file_shm_hugepages-can-be-boolean.patch
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