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ceph: remove unused functions in ceph_frag.h

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These functions were introduced in commit 3d14c5d2b ("ceph: factor
out libceph from Ceph file system"). Howover, there's no user of
these functions since then, so remove them for simplicity.

Signed-off-by: Yaowei Bai <baiyaowei@cmss.chinamobile.com>
Signed-off-by: Yan, Zheng <zyan@redhat.com>
This commit is contained in:
Yaowei Bai 2015-11-17 14:52:18 +08:00 committed by Ilya Dryomov
parent afd2ff9b7e
commit eade1fe75f
1 changed files with 0 additions and 35 deletions
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35
include/linux/ceph/ceph_frag.h
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@ -44,42 +44,7 @@ static inline int ceph_frag_contains_value(__u32 f, __u32 v)
{
return (v & ceph_frag_mask(f)) == ceph_frag_value(f);
}
static inline int ceph_frag_contains_frag(__u32 f, __u32 sub)
{
/* is sub as specific as us, and contained by us? */
return ceph_frag_bits(sub) >= ceph_frag_bits(f) &&
(ceph_frag_value(sub) & ceph_frag_mask(f)) == ceph_frag_value(f);
}
static inline __u32 ceph_frag_parent(__u32 f)
{
return ceph_frag_make(ceph_frag_bits(f) - 1,
ceph_frag_value(f) & (ceph_frag_mask(f) << 1));
}
static inline int ceph_frag_is_left_child(__u32 f)
{
return ceph_frag_bits(f) > 0 &&
(ceph_frag_value(f) & (0x1000000 >> ceph_frag_bits(f))) == 0;
}
static inline int ceph_frag_is_right_child(__u32 f)
{
return ceph_frag_bits(f) > 0 &&
(ceph_frag_value(f) & (0x1000000 >> ceph_frag_bits(f))) == 1;
}
static inline __u32 ceph_frag_sibling(__u32 f)
{
return ceph_frag_make(ceph_frag_bits(f),
ceph_frag_value(f) ^ (0x1000000 >> ceph_frag_bits(f)));
}
static inline __u32 ceph_frag_left_child(__u32 f)
{
return ceph_frag_make(ceph_frag_bits(f)+1, ceph_frag_value(f));
}
static inline __u32 ceph_frag_right_child(__u32 f)
{
return ceph_frag_make(ceph_frag_bits(f)+1,
ceph_frag_value(f) | (0x1000000 >> (1+ceph_frag_bits(f))));
}
static inline __u32 ceph_frag_make_child(__u32 f, int by, int i)
{
int newbits = ceph_frag_bits(f) + by;