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authorNeilBrown <neilb@suse.de>2012-03-19 12:46:40 +1100
committerNeilBrown <neilb@suse.de>2012-03-19 12:46:40 +1100
commit4ba97dff719b4cbeb7a4f6beddd2feb7404102d8 (patch)
tree3d8e2afc4d20405a88fb70e7cd494452944b3a41 /drivers/md/bitmap.h
parent006a09a0ae0a494473a8cd82c8d1d653e37e6663 (diff)
downloadop-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/md/bitmap.h')
-rw-r--r--drivers/md/bitmap.h18
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;
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