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author | NeilBrown <neilb@suse.de> | 2012-03-19 12:46:40 +1100 |
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committer | NeilBrown <neilb@suse.de> | 2012-03-19 12:46:40 +1100 |
commit | 4ba97dff719b4cbeb7a4f6beddd2feb7404102d8 (patch) | |
tree | 3d8e2afc4d20405a88fb70e7cd494452944b3a41 /drivers | |
parent | 006a09a0ae0a494473a8cd82c8d1d653e37e6663 (diff) | |
download | op-kernel-dev-4ba97dff719b4cbeb7a4f6beddd2feb7404102d8.zip op-kernel-dev-4ba97dff719b4cbeb7a4f6beddd2feb7404102d8.tar.gz |
md/bitmap: remove some unused noise from bitmap.h
Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/md/bitmap.h | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/drivers/md/bitmap.h b/drivers/md/bitmap.h index a15436d..557e3e8 100644 --- a/drivers/md/bitmap.h +++ b/drivers/md/bitmap.h @@ -13,8 +13,6 @@ #define BITMAP_MAJOR_HI 4 #define BITMAP_MAJOR_HOSTENDIAN 3 -#define BITMAP_MINOR 39 - /* * in-memory bitmap: * @@ -101,21 +99,11 @@ typedef __u16 bitmap_counter_t; /* same, except a mask value for more efficient bitops */ #define PAGE_COUNTER_MASK (PAGE_COUNTER_RATIO - 1) -#define BITMAP_BLOCK_SIZE 512 #define BITMAP_BLOCK_SHIFT 9 /* how many blocks per chunk? (this is variable) */ #define CHUNK_BLOCK_RATIO(bitmap) ((bitmap)->mddev->bitmap_info.chunksize >> BITMAP_BLOCK_SHIFT) #define CHUNK_BLOCK_SHIFT(bitmap) ((bitmap)->chunkshift - BITMAP_BLOCK_SHIFT) -#define CHUNK_BLOCK_MASK(bitmap) (CHUNK_BLOCK_RATIO(bitmap) - 1) - -/* when hijacked, the counters and bits represent even larger "chunks" */ -/* there will be 1024 chunks represented by each counter in the page pointers */ -#define PAGEPTR_BLOCK_RATIO(bitmap) \ - (CHUNK_BLOCK_RATIO(bitmap) << PAGE_COUNTER_SHIFT >> 1) -#define PAGEPTR_BLOCK_SHIFT(bitmap) \ - (CHUNK_BLOCK_SHIFT(bitmap) + PAGE_COUNTER_SHIFT - 1) -#define PAGEPTR_BLOCK_MASK(bitmap) (PAGEPTR_BLOCK_RATIO(bitmap) - 1) #endif @@ -181,12 +169,6 @@ struct bitmap_page { unsigned int count:31; }; -/* keep track of bitmap file pages that have pending writes on them */ -struct page_list { - struct list_head list; - struct page *page; -}; - /* the main bitmap structure - one per mddev */ struct bitmap { struct bitmap_page *bp; |