writeback: Fix performance regression in wb_over_bg_thresh()
[deliverable/linux.git] / fs / ceph / ceph_frag.c
1 /*
2 * Ceph 'frag' type
3 */
4 #include <linux/module.h>
5 #include <linux/ceph/types.h>
6
7 int ceph_frag_compare(__u32 a, __u32 b)
8 {
9 unsigned va = ceph_frag_value(a);
10 unsigned vb = ceph_frag_value(b);
11 if (va < vb)
12 return -1;
13 if (va > vb)
14 return 1;
15 va = ceph_frag_bits(a);
16 vb = ceph_frag_bits(b);
17 if (va < vb)
18 return -1;
19 if (va > vb)
20 return 1;
21 return 0;
22 }
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