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-rw-r--r--scheduler/rr/src/rr.h70
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diff --git a/scheduler/rr/src/rr.h b/scheduler/rr/src/rr.h
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+/*
+ Copyright (c) 2006, 2007, 2008 Z RESEARCH, Inc. <http://www.zresearch.com>
+ This file is part of GlusterFS.
+
+ GlusterFS is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published
+ by the Free Software Foundation; either version 3 of the License,
+ or (at your option) any later version.
+
+ GlusterFS is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see
+ <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _RR_H
+#define _RR_H
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+#include "scheduler.h"
+#include <stdint.h>
+#include <sys/time.h>
+
+struct rr_subvolume
+{
+ xlator_t *xl;
+ uint8_t free_disk_status;
+ uint8_t status;
+};
+typedef struct rr_subvolume rr_subvolume_t;
+
+struct rr
+{
+ rr_options_t options;
+ rr_subvolume_t *subvolume_list;
+ uint64_t subvolume_count;
+ uint64_t schedule_index;
+ struct timeval last_stat_fetched_time;
+ pthread_mutex_t mutex;
+ char first_time;
+};
+typedef struct rr rr_t;
+
+int rr_init (xlator_t *this_xl);
+void rr_fini (xlator_t *this_xl);
+xlator_t *rr_schedule (xlator_t *this_xl, const void *path);
+void rr_update (xlator_t *this_xl);
+int rr_update_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this_xl,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct xlator_stats *stats);
+void rr_notify (xlator_t *this_xl, int32_t event, void *data);
+int rr_notify_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this_xl,
+ int32_t op_ret,
+ int32_t op_errno,
+ dict_t *xattr);
+
+#endif /* _RR_H */