Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / linux / crush / hash.h

diff --git a/kernel/include/linux/crush/hash.h b/kernel/include/linux/crush/hash.h
new file mode 100644 (file)
index 0000000..91e8842
--- /dev/null
+++ b/kernel/include/linux/crush/hash.h
@@ -0,0 +1,17 @@
+#ifndef CEPH_CRUSH_HASH_H
+#define CEPH_CRUSH_HASH_H
+
+#define CRUSH_HASH_RJENKINS1   0
+
+#define CRUSH_HASH_DEFAULT CRUSH_HASH_RJENKINS1
+
+extern const char *crush_hash_name(int type);
+
+extern __u32 crush_hash32(int type, __u32 a);
+extern __u32 crush_hash32_2(int type, __u32 a, __u32 b);
+extern __u32 crush_hash32_3(int type, __u32 a, __u32 b, __u32 c);
+extern __u32 crush_hash32_4(int type, __u32 a, __u32 b, __u32 c, __u32 d);
+extern __u32 crush_hash32_5(int type, __u32 a, __u32 b, __u32 c, __u32 d,
+                           __u32 e);
+
+#endif