/usr/src/zfs-0.6.5.6/include/zpios-internal.h is in zfs-dkms 0.6.5.6-0ubuntu8.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 | /*
* ZPIOS is a heavily modified version of the original PIOS test code.
* It is designed to have the test code running in the Linux kernel
* against ZFS while still being flexibly controled from user space.
*
* Copyright (C) 2008-2010 Lawrence Livermore National Security, LLC.
* Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
* Written by Brian Behlendorf <behlendorf1@llnl.gov>.
* LLNL-CODE-403049
*
* Original PIOS Test Code
* Copyright (C) 2004 Cluster File Systems, Inc.
* Written by Peter Braam <braam@clusterfs.com>
* Atul Vidwansa <atul@clusterfs.com>
* Milind Dumbare <milind@clusterfs.com>
*
* This file is part of ZFS on Linux.
* For details, see <http://zfsonlinux.org/>.
*
* ZPIOS 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 2 of the License, or (at your
* option) any later version.
*
* ZPIOS 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 ZPIOS. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _ZPIOS_INTERNAL_H
#define _ZPIOS_INTERNAL_H
#include "zpios-ctl.h"
#define OBJ_SIZE 64
struct run_args;
typedef struct dmu_obj {
objset_t *os;
uint64_t obj;
} dmu_obj_t;
/* thread doing the IO data */
typedef struct thread_data {
struct run_args *run_args;
int thread_no;
int rc;
zpios_stats_t stats;
kmutex_t lock;
} thread_data_t;
/* region for IO data */
typedef struct zpios_region {
__u64 wr_offset;
__u64 rd_offset;
__u64 init_offset;
__u64 max_offset;
dmu_obj_t obj;
zpios_stats_t stats;
kmutex_t lock;
} zpios_region_t;
/* arguments for one run */
typedef struct run_args {
/* Config args */
int id;
char pool[ZPIOS_NAME_SIZE];
__u64 chunk_size;
__u32 thread_count;
__u32 region_count;
__u64 region_size;
__u64 offset;
__u32 region_noise;
__u32 chunk_noise;
__u32 thread_delay;
__u32 flags;
char pre[ZPIOS_PATH_SIZE];
char post[ZPIOS_PATH_SIZE];
char log[ZPIOS_PATH_SIZE];
/* Control data */
objset_t *os;
wait_queue_head_t waitq;
volatile uint64_t threads_done;
kmutex_t lock_work;
kmutex_t lock_ctl;
__u32 region_next;
/* Results data */
struct file *file;
zpios_stats_t stats;
thread_data_t **threads;
zpios_region_t regions[0]; /* Must be last element */
} run_args_t;
#define ZPIOS_INFO_BUFFER_SIZE 65536
#define ZPIOS_INFO_BUFFER_REDZONE 1024
typedef struct zpios_info {
spinlock_t info_lock;
int info_size;
char *info_buffer;
char *info_head; /* Internal kernel use only */
} zpios_info_t;
#endif /* _ZPIOS_INTERNAL_H */
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