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author | Kent Overstreet <kmo@daterainc.com> | 2013-10-31 15:46:42 -0700 |
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committer | Kent Overstreet <kmo@daterainc.com> | 2013-11-10 21:56:33 -0800 |
commit | 81ab4190ac17df41686a37c97f701623276b652a (patch) | |
tree | be7f48b5ad6d36fadbac4658d37953d324d760d0 /drivers/md/bcache/bset.h | |
parent | 2599b53b7b0ea6103d1661dca74d35480cb8fa1f (diff) | |
download | linux-stable-81ab4190ac17df41686a37c97f701623276b652a.tar.gz linux-stable-81ab4190ac17df41686a37c97f701623276b652a.tar.bz2 linux-stable-81ab4190ac17df41686a37c97f701623276b652a.zip |
bcache: Pull on disk data structures out into a separate header
Now, the on disk data structures are in a header that can be exported to
userspace - and having them all centralized is nice too.
Signed-off-by: Kent Overstreet <kmo@daterainc.com>
Diffstat (limited to 'drivers/md/bcache/bset.h')
-rw-r--r-- | drivers/md/bcache/bset.h | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/drivers/md/bcache/bset.h b/drivers/md/bcache/bset.h index 8a9305685b7e..5cd90565dfe2 100644 --- a/drivers/md/bcache/bset.h +++ b/drivers/md/bcache/bset.h @@ -193,37 +193,6 @@ static __always_inline int64_t bkey_cmp(const struct bkey *l, : (int64_t) KEY_OFFSET(l) - (int64_t) KEY_OFFSET(r); } -static inline size_t bkey_u64s(const struct bkey *k) -{ - BUG_ON(KEY_CSUM(k) > 1); - return 2 + KEY_PTRS(k) + (KEY_CSUM(k) ? 1 : 0); -} - -static inline size_t bkey_bytes(const struct bkey *k) -{ - return bkey_u64s(k) * sizeof(uint64_t); -} - -static inline void bkey_copy(struct bkey *dest, const struct bkey *src) -{ - memcpy(dest, src, bkey_bytes(src)); -} - -static inline void bkey_copy_key(struct bkey *dest, const struct bkey *src) -{ - if (!src) - src = &KEY(0, 0, 0); - - SET_KEY_INODE(dest, KEY_INODE(src)); - SET_KEY_OFFSET(dest, KEY_OFFSET(src)); -} - -static inline struct bkey *bkey_next(const struct bkey *k) -{ - uint64_t *d = (void *) k; - return (struct bkey *) (d + bkey_u64s(k)); -} - /* Keylists */ struct keylist { |