1 files changed, 99 insertions, 0 deletions
diff --git a/xlators/performance/io-threads/src/io-threads.h b/xlators/performance/io-threads/src/io-threads.h
new file mode 100644
index 00000000000..6595d3e277b
--- /dev/null
+++ b/xlators/performance/io-threads/src/io-threads.h
@@ -0,0 +1,99 @@
+/*
+   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 __IOT_H
+#define __IOT_H
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+
+#include "compat-errno.h"
+#include "glusterfs.h"
+#include "logging.h"
+#include "dict.h"
+#include "xlator.h"
+#include "common-utils.h"
+
+#define min(a,b) ((a)<(b)?(a):(b))
+#define max(a,b) ((a)>(b)?(a):(b))
+
+struct iot_conf;
+struct iot_worker;
+struct iot_queue;
+struct iot_local;
+struct iot_file;
+
+struct iot_local {
+  struct iot_file *file;
+  size_t frame_size;
+};
+
+struct iot_queue {
+  struct iot_queue *next, *prev;
+  call_stub_t *stub;
+};
+
+struct iot_worker {
+  struct iot_worker *next, *prev;
+  struct iot_queue queue;
+  struct iot_conf *conf;
+  int64_t q,dq;
+  pthread_cond_t dq_cond;
+  /*
+    pthread_cond_t q_cond;
+    pthread_mutex_t lock;
+  */
+  int32_t fd_count;
+  int32_t queue_size;
+  /*
+    int32_t queue_limit;
+  */
+  pthread_t thread;
+};
+
+struct iot_file {
+  struct iot_file *next, *prev; /* all open files via this xlator */
+  struct iot_worker *worker;
+  fd_t *fd;
+  int32_t pending_ops;
+};
+
+struct iot_conf {
+  int32_t thread_count;
+  int32_t misc_thread_index;  /* Used to schedule the miscellaneous calls like checksum */
+  struct iot_worker workers;
+  struct iot_file files;
+  pthread_mutex_t files_lock;
+
+  uint64_t cache_size;
+  off_t current_size;
+  pthread_cond_t q_cond;
+  pthread_mutex_t lock;
+};
+
+typedef struct iot_file iot_file_t;
+typedef struct iot_conf iot_conf_t;
+typedef struct iot_local iot_local_t;
+typedef struct iot_worker iot_worker_t;
+typedef struct iot_queue iot_queue_t;
+
+#endif /* __IOT_H */