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| author |   Sage Weil <sage@newdream.net> | 2009-10-06 11:31:07 -0700 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2009-10-06 11:31:07 -0700 |
| commit | de57606c23afded22202825b3db8a5d61859f198 (patch) | |
| tree | 87ca160cf9655161dbd3c42b1bdc23c4b5584e1d /fs/ceph/ceph_frag.c | |
| parent | ceph: on-wire types (diff) | |
| download | linux-dev-de57606c23afded22202825b3db8a5d61859f198.tar.xz linux-dev-de57606c23afded22202825b3db8a5d61859f198.zip | |
ceph: client types
We first define constants, types, and prototypes for the kernel client
proper.
A few subsystems are defined separately later: the MDS, OSD, and
monitor clients, and the messaging layer.
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/ceph_frag.c')
| -rw-r--r-- | fs/ceph/ceph_frag.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/fs/ceph/ceph_frag.c b/fs/ceph/ceph_frag.c new file mode 100644 index 000000000000..ab6cf35c4091 --- /dev/null +++ b/fs/ceph/ceph_frag.c @@ -0,0 +1,21 @@ +/* + * Ceph 'frag' type + */ +#include "types.h" + +int ceph_frag_compare(__u32 a, __u32 b) +{ + unsigned va = ceph_frag_value(a); + unsigned vb = ceph_frag_value(b); + if (va < vb) + return -1; + if (va > vb) + return 1; + va = ceph_frag_bits(a); + vb = ceph_frag_bits(b); + if (va < vb) + return -1; + if (va > vb) + return 1; + return 0; +} |