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DAX: move RADIX_DAX_ definitions to dax.c
These don't belong in radix-tree.c any more than PAGECACHE_TAG_* do. Let's try to maintain the idea that radix-tree simply implements an abstract data type. Acked-by: Ross Zwisler <ross.zwisler@linux.intel.com> Reviewed-by: Matthew Wilcox <willy@linux.intel.com> Signed-off-by: NeilBrown <neilb@suse.com> Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
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9
fs/dax.c
9
fs/dax.c
@ -32,6 +32,15 @@
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#include <linux/pfn_t.h>
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#include <linux/sizes.h>
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#define RADIX_DAX_MASK 0xf
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#define RADIX_DAX_SHIFT 4
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#define RADIX_DAX_PTE (0x4 | RADIX_TREE_EXCEPTIONAL_ENTRY)
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#define RADIX_DAX_PMD (0x8 | RADIX_TREE_EXCEPTIONAL_ENTRY)
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#define RADIX_DAX_TYPE(entry) ((unsigned long)entry & RADIX_DAX_MASK)
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#define RADIX_DAX_SECTOR(entry) (((unsigned long)entry >> RADIX_DAX_SHIFT))
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#define RADIX_DAX_ENTRY(sector, pmd) ((void *)((unsigned long)sector << \
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RADIX_DAX_SHIFT | (pmd ? RADIX_DAX_PMD : RADIX_DAX_PTE)))
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static long dax_map_atomic(struct block_device *bdev, struct blk_dax_ctl *dax)
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{
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struct request_queue *q = bdev->bd_queue;
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@ -52,15 +52,6 @@
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#define RADIX_TREE_EXCEPTIONAL_ENTRY 2
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#define RADIX_TREE_EXCEPTIONAL_SHIFT 2
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#define RADIX_DAX_MASK 0xf
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#define RADIX_DAX_SHIFT 4
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#define RADIX_DAX_PTE (0x4 | RADIX_TREE_EXCEPTIONAL_ENTRY)
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#define RADIX_DAX_PMD (0x8 | RADIX_TREE_EXCEPTIONAL_ENTRY)
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#define RADIX_DAX_TYPE(entry) ((unsigned long)entry & RADIX_DAX_MASK)
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#define RADIX_DAX_SECTOR(entry) (((unsigned long)entry >> RADIX_DAX_SHIFT))
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#define RADIX_DAX_ENTRY(sector, pmd) ((void *)((unsigned long)sector << \
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RADIX_DAX_SHIFT | (pmd ? RADIX_DAX_PMD : RADIX_DAX_PTE)))
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static inline int radix_tree_is_indirect_ptr(void *ptr)
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{
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return (int)((unsigned long)ptr & RADIX_TREE_INDIRECT_PTR);
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