The patch titled
Subject: mm: refactor zone_movable_is_highmem()
has been added to the -mm tree. Its filename is
mm-refactor-zone_movable_is_highmem.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-refactor-zone_movable_is_highmem.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-refactor-zone_movable_is_highmem.patch
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------------------------------------------------------
From: Zhang Zhen <zhenzhang.zhang@xxxxxxxxxx>
Subject: mm: refactor zone_movable_is_highmem()
All callers of zone_movable_is_highmem are under #ifdef CONFIG_HIGHMEM,
so the else branch return 0 is not needed.
Signed-off-by: Zhang Zhen <zhenzhang.zhang@xxxxxxxxxx>
Acked-by: David Rientjes <rientjes@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/mmzone.h | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff -puN include/linux/mmzone.h~mm-refactor-zone_movable_is_highmem include/linux/mmzone.h
--- a/include/linux/mmzone.h~mm-refactor-zone_movable_is_highmem
+++ a/include/linux/mmzone.h
@@ -843,16 +843,16 @@ static inline int populated_zone(struct
extern int movable_zone;
+#ifdef CONFIG_HIGHMEM
static inline int zone_movable_is_highmem(void)
{
-#if defined(CONFIG_HIGHMEM) && defined(CONFIG_HAVE_MEMBLOCK_NODE_MAP)
+#ifdef CONFIG_HAVE_MEMBLOCK_NODE_MAP
return movable_zone == ZONE_HIGHMEM;
-#elif defined(CONFIG_HIGHMEM)
- return (ZONE_MOVABLE - 1) == ZONE_HIGHMEM;
#else
- return 0;
+ return (ZONE_MOVABLE - 1) == ZONE_HIGHMEM;
#endif
}
+#endif
static inline int is_highmem_idx(enum zone_type idx)
{
_
Patches currently in -mm which might be from zhenzhang.zhang@xxxxxxxxxx are
vfs-delete-vfs_readdir-function-declaration.patch
mm-hotplug-fix-concurrent-memory-hot-add-deadlock.patch
mm-refactor-zone_movable_is_highmem.patch
linux-next.patch
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