26 static inline __u32 ceph_frag_bits(__u32 f)  in ceph_frag_bits()  argument
28 	return f >> 24;  in ceph_frag_bits()
30 static inline __u32 ceph_frag_value(__u32 f)  in ceph_frag_value()  argument
32 	return f & 0xffffffu;  in ceph_frag_value()
34 static inline __u32 ceph_frag_mask(__u32 f)  in ceph_frag_mask()  argument
36 	return (0xffffffu << (24-ceph_frag_bits(f))) & 0xffffffu;  in ceph_frag_mask()
38 static inline __u32 ceph_frag_mask_shift(__u32 f)  in ceph_frag_mask_shift()  argument
40 	return 24 - ceph_frag_bits(f);  in ceph_frag_mask_shift()
43 static inline int ceph_frag_contains_value(__u32 f, __u32 v)  in ceph_frag_contains_value()  argument
45 	return (v & ceph_frag_mask(f)) == ceph_frag_value(f);  in ceph_frag_contains_value()
47 static inline int ceph_frag_contains_frag(__u32 f, __u32 sub)  in ceph_frag_contains_frag()  argument
50 	return ceph_frag_bits(sub) >= ceph_frag_bits(f) &&  in ceph_frag_contains_frag()
51 	       (ceph_frag_value(sub) & ceph_frag_mask(f)) == ceph_frag_value(f);  in ceph_frag_contains_frag()
54 static inline __u32 ceph_frag_parent(__u32 f)  in ceph_frag_parent()  argument
56 	return ceph_frag_make(ceph_frag_bits(f) - 1,  in ceph_frag_parent()
57 			 ceph_frag_value(f) & (ceph_frag_mask(f) << 1));  in ceph_frag_parent()
59 static inline int ceph_frag_is_left_child(__u32 f)  in ceph_frag_is_left_child()  argument
61 	return ceph_frag_bits(f) > 0 &&  in ceph_frag_is_left_child()
62 		(ceph_frag_value(f) & (0x1000000 >> ceph_frag_bits(f))) == 0;  in ceph_frag_is_left_child()
64 static inline int ceph_frag_is_right_child(__u32 f)  in ceph_frag_is_right_child()  argument
66 	return ceph_frag_bits(f) > 0 &&  in ceph_frag_is_right_child()
67 		(ceph_frag_value(f) & (0x1000000 >> ceph_frag_bits(f))) == 1;  in ceph_frag_is_right_child()
69 static inline __u32 ceph_frag_sibling(__u32 f)  in ceph_frag_sibling()  argument
71 	return ceph_frag_make(ceph_frag_bits(f),  in ceph_frag_sibling()
72 		      ceph_frag_value(f) ^ (0x1000000 >> ceph_frag_bits(f)));  in ceph_frag_sibling()
74 static inline __u32 ceph_frag_left_child(__u32 f)  in ceph_frag_left_child()  argument
76 	return ceph_frag_make(ceph_frag_bits(f)+1, ceph_frag_value(f));  in ceph_frag_left_child()
78 static inline __u32 ceph_frag_right_child(__u32 f)  in ceph_frag_right_child()  argument
80 	return ceph_frag_make(ceph_frag_bits(f)+1,  in ceph_frag_right_child()
81 	      ceph_frag_value(f) | (0x1000000 >> (1+ceph_frag_bits(f))));  in ceph_frag_right_child()
83 static inline __u32 ceph_frag_make_child(__u32 f, int by, int i)  in ceph_frag_make_child()  argument
85 	int newbits = ceph_frag_bits(f) + by;  in ceph_frag_make_child()
87 			 ceph_frag_value(f) | (i << (24 - newbits)));  in ceph_frag_make_child()
89 static inline int ceph_frag_is_leftmost(__u32 f)  in ceph_frag_is_leftmost()  argument
91 	return ceph_frag_value(f) == 0;  in ceph_frag_is_leftmost()
93 static inline int ceph_frag_is_rightmost(__u32 f)  in ceph_frag_is_rightmost()  argument
95 	return ceph_frag_value(f) == ceph_frag_mask(f);  in ceph_frag_is_rightmost()
97 static inline __u32 ceph_frag_next(__u32 f)  in ceph_frag_next()  argument
99 	return ceph_frag_make(ceph_frag_bits(f),  in ceph_frag_next()
100 			 ceph_frag_value(f) + (0x1000000 >> ceph_frag_bits(f)));  in ceph_frag_next()