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yaml
---
r: 292799
b: refs/heads/master
c: 4ba97df
h: refs/heads/master
i:
  292797: b891eaa
  292795: f7cbf24
  292791: 94bf4e0
  292783: 9b0a029
  292767: 952bfa2
  292735: 878d44e
v: v3
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NeilBrown committed Mar 19, 2012
1 parent 0d1058e commit 84fcff6
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Showing 2 changed files with 1 addition and 19 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 006a09a0ae0a494473a8cd82c8d1d653e37e6663
refs/heads/master: 4ba97dff719b4cbeb7a4f6beddd2feb7404102d8
18 changes: 0 additions & 18 deletions trunk/drivers/md/bitmap.h
Original file line number Diff line number Diff line change
Expand Up @@ -13,8 +13,6 @@
#define BITMAP_MAJOR_HI 4
#define BITMAP_MAJOR_HOSTENDIAN 3

#define BITMAP_MINOR 39

/*
* in-memory bitmap:
*
Expand Down Expand Up @@ -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

Expand Down Expand Up @@ -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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