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authorNeilBrown <neilb@suse.com>2016-05-20 17:03:51 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-05-20 17:58:30 -0700
commit78a9be0a0a3367b94af242632c525d22b26f1a87 (patch)
tree132b1866b0801b636dd633f3dce7b12a170ea27c
parent9e85d811196583126785a0405d0c879ae7a9eb2f (diff)
downloadblackbird-op-linux-78a9be0a0a3367b94af242632c525d22b26f1a87.tar.gz
blackbird-op-linux-78a9be0a0a3367b94af242632c525d22b26f1a87.zip
dax: move RADIX_DAX_ definitions to dax.c
These don't belong in radix-tree.h any more than PAGECACHE_TAG_* do. Let's try to maintain the idea that radix-tree simply implements an abstract data type. Signed-off-by: NeilBrown <neilb@suse.com> Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com> Reviewed-by: Jan Kara <jack@suse.cz> Signed-off-by: Matthew Wilcox <willy@linux.intel.com> Cc: Konstantin Khlebnikov <koct9i@gmail.com> Cc: Kirill Shutemov <kirill.shutemov@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/dax.c9
-rw-r--r--include/linux/radix-tree.h9
2 files changed, 9 insertions, 9 deletions
diff --git a/fs/dax.c b/fs/dax.c
index 0dbe4e0f16fe..a345c168acaa 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -32,6 +32,15 @@
#include <linux/pfn_t.h>
#include <linux/sizes.h>
+#define RADIX_DAX_MASK 0xf
+#define RADIX_DAX_SHIFT 4
+#define RADIX_DAX_PTE (0x4 | RADIX_TREE_EXCEPTIONAL_ENTRY)
+#define RADIX_DAX_PMD (0x8 | RADIX_TREE_EXCEPTIONAL_ENTRY)
+#define RADIX_DAX_TYPE(entry) ((unsigned long)entry & RADIX_DAX_MASK)
+#define RADIX_DAX_SECTOR(entry) (((unsigned long)entry >> RADIX_DAX_SHIFT))
+#define RADIX_DAX_ENTRY(sector, pmd) ((void *)((unsigned long)sector << \
+ RADIX_DAX_SHIFT | (pmd ? RADIX_DAX_PMD : RADIX_DAX_PTE)))
+
static long dax_map_atomic(struct block_device *bdev, struct blk_dax_ctl *dax)
{
struct request_queue *q = bdev->bd_queue;
diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h
index 11c8e7cc3920..c2f69e25ba86 100644
--- a/include/linux/radix-tree.h
+++ b/include/linux/radix-tree.h
@@ -48,15 +48,6 @@
#define RADIX_TREE_EXCEPTIONAL_ENTRY 2
#define RADIX_TREE_EXCEPTIONAL_SHIFT 2
-#define RADIX_DAX_MASK 0xf
-#define RADIX_DAX_SHIFT 4
-#define RADIX_DAX_PTE (0x4 | RADIX_TREE_EXCEPTIONAL_ENTRY)
-#define RADIX_DAX_PMD (0x8 | RADIX_TREE_EXCEPTIONAL_ENTRY)
-#define RADIX_DAX_TYPE(entry) ((unsigned long)entry & RADIX_DAX_MASK)
-#define RADIX_DAX_SECTOR(entry) (((unsigned long)entry >> RADIX_DAX_SHIFT))
-#define RADIX_DAX_ENTRY(sector, pmd) ((void *)((unsigned long)sector << \
- RADIX_DAX_SHIFT | (pmd ? RADIX_DAX_PMD : RADIX_DAX_PTE)))
-
static inline int radix_tree_is_internal_node(void *ptr)
{
return (int)((unsigned long)ptr & RADIX_TREE_INTERNAL_NODE);
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