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authorKevin2014-11-15 09:58:27 +0800
committerKevin2014-11-15 09:58:27 +0800
commit392e8802486cb573b916e746010e141a75f507e6 (patch)
tree50029aca02c81f087b90336e670b44e510782330 /ANDROID_3.4.5/include/linux/crush/mapper.h
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init android origin source code
Diffstat (limited to 'ANDROID_3.4.5/include/linux/crush/mapper.h')
-rw-r--r--ANDROID_3.4.5/include/linux/crush/mapper.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/ANDROID_3.4.5/include/linux/crush/mapper.h b/ANDROID_3.4.5/include/linux/crush/mapper.h
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index 00000000..c46b99c1
--- /dev/null
+++ b/ANDROID_3.4.5/include/linux/crush/mapper.h
@@ -0,0 +1,20 @@
+#ifndef CEPH_CRUSH_MAPPER_H
+#define CEPH_CRUSH_MAPPER_H
+
+/*
+ * CRUSH functions for find rules and then mapping an input to an
+ * output set.
+ *
+ * LGPL2
+ */
+
+#include "crush.h"
+
+extern int crush_find_rule(struct crush_map *map, int pool, int type, int size);
+extern int crush_do_rule(struct crush_map *map,
+ int ruleno,
+ int x, int *result, int result_max,
+ int forcefeed, /* -1 for none */
+ __u32 *weights);
+
+#endif