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dax: move RADIX_DAX_ definitions to dax.c

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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 <[email protected]>
Reviewed-by: Ross Zwisler <[email protected]>
Reviewed-by: Jan Kara <[email protected]>
Signed-off-by: Matthew Wilcox <[email protected]>
Cc: Konstantin Khlebnikov <[email protected]>
Cc: Kirill Shutemov <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
NeilBrown 2016-05-20 17:03:51 -07:00 • committed by Linus Torvalds
commit 78a9be0a0a
2 changed files with 9 additions and 9 deletions
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9
fs/dax.c
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@ -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;