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36 #define DEBUG_SUBSYSTEM S_CLASS
38 #include <linux/version.h>
39 #include <linux/vfs.h>
40 #include <obd_class.h>
41 #include <lprocfs_status.h>
43 #include "mdc_internal.h"
46 static int mdc_active_seq_show(struct seq_file *m, void *v)
48 struct obd_device *dev = m->private;
50 LPROCFS_CLIMP_CHECK(dev);
51 seq_printf(m, "%d\n", !dev->u.cli.cl_import->imp_deactive);
52 LPROCFS_CLIMP_EXIT(dev);
56 static ssize_t mdc_active_seq_write(struct file *file,
57 const char __user *buffer,
58 size_t count, loff_t *off)
60 struct obd_device *dev;
63 dev = ((struct seq_file *)file->private_data)->private;
64 rc = lprocfs_write_helper(buffer, count, &val);
67 if (val < 0 || val > 1)
71 if (dev->u.cli.cl_import->imp_deactive == val)
72 rc = ptlrpc_set_import_active(dev->u.cli.cl_import, val);
74 CDEBUG(D_CONFIG, "activate %d: ignoring repeat request\n", val);
78 LPROC_SEQ_FOPS(mdc_active);
80 static int mdc_max_rpcs_in_flight_seq_show(struct seq_file *m, void *v)
82 struct obd_device *dev = m->private;
85 max = obd_get_max_rpcs_in_flight(&dev->u.cli);
86 seq_printf(m, "%u\n", max);
91 static ssize_t mdc_max_rpcs_in_flight_seq_write(struct file *file,
92 const char __user *buffer,
96 struct obd_device *dev = ((struct seq_file *)file->private_data)->private;
100 rc = lprocfs_write_helper(buffer, count, &val);
102 rc = obd_set_max_rpcs_in_flight(&dev->u.cli, val);
109 LPROC_SEQ_FOPS(mdc_max_rpcs_in_flight);
112 static int mdc_max_mod_rpcs_in_flight_seq_show(struct seq_file *m, void *v)
114 struct obd_device *dev = m->private;
117 max = obd_get_max_mod_rpcs_in_flight(&dev->u.cli);
118 seq_printf(m, "%hu\n", max);
123 static ssize_t mdc_max_mod_rpcs_in_flight_seq_write(struct file *file,
124 const char __user *buffer,
128 struct obd_device *dev =
129 ((struct seq_file *)file->private_data)->private;
133 rc = lprocfs_write_helper(buffer, count, &val);
137 if (val < 0 || val > USHRT_MAX)
140 rc = obd_set_max_mod_rpcs_in_flight(&dev->u.cli, val);
146 LPROC_SEQ_FOPS(mdc_max_mod_rpcs_in_flight);
149 static int mdc_rpc_stats_seq_show(struct seq_file *seq, void *v)
151 struct obd_device *dev = seq->private;
153 return obd_mod_rpc_stats_seq_show(&dev->u.cli, seq);
157 static ssize_t mdc_rpc_stats_seq_write(struct file *file,
158 const char __user *buf,
159 size_t len, loff_t *off)
161 struct seq_file *seq = file->private_data;
162 struct obd_device *dev = seq->private;
163 struct client_obd *cli = &dev->u.cli;
165 lprocfs_oh_clear(&cli->cl_mod_rpcs_hist);
169 LPROC_SEQ_FOPS(mdc_rpc_stats);
172 LPROC_SEQ_FOPS_WO_TYPE(mdc, ping);
174 LPROC_SEQ_FOPS_RO_TYPE(mdc, uuid);
175 LPROC_SEQ_FOPS_RO_TYPE(mdc, connect_flags);
176 LPROC_SEQ_FOPS_RO_TYPE(mdc, blksize);
177 LPROC_SEQ_FOPS_RO_TYPE(mdc, kbytestotal);
178 LPROC_SEQ_FOPS_RO_TYPE(mdc, kbytesfree);
179 LPROC_SEQ_FOPS_RO_TYPE(mdc, kbytesavail);
180 LPROC_SEQ_FOPS_RO_TYPE(mdc, filestotal);
181 LPROC_SEQ_FOPS_RO_TYPE(mdc, filesfree);
182 LPROC_SEQ_FOPS_RO_TYPE(mdc, server_uuid);
183 LPROC_SEQ_FOPS_RO_TYPE(mdc, conn_uuid);
184 LPROC_SEQ_FOPS_RO_TYPE(mdc, timeouts);
185 LPROC_SEQ_FOPS_RO_TYPE(mdc, state);
187 static int mdc_obd_max_pages_per_rpc_seq_show(struct seq_file *m, void *v)
189 return lprocfs_obd_max_pages_per_rpc_seq_show(m, m->private);
191 LPROC_SEQ_FOPS_RO(mdc_obd_max_pages_per_rpc);
193 LPROC_SEQ_FOPS_RW_TYPE(mdc, import);
194 LPROC_SEQ_FOPS_RW_TYPE(mdc, pinger_recov);
196 struct lprocfs_vars lprocfs_mdc_obd_vars[] = {
198 .fops = &mdc_uuid_fops },
200 .fops = &mdc_ping_fops,
202 { .name = "connect_flags",
203 .fops = &mdc_connect_flags_fops },
204 { .name = "blocksize",
205 .fops = &mdc_blksize_fops },
206 { .name = "kbytestotal",
207 .fops = &mdc_kbytestotal_fops },
208 { .name = "kbytesfree",
209 .fops = &mdc_kbytesfree_fops },
210 { .name = "kbytesavail",
211 .fops = &mdc_kbytesavail_fops },
212 { .name = "filestotal",
213 .fops = &mdc_filestotal_fops },
214 { .name = "filesfree",
215 .fops = &mdc_filesfree_fops },
216 { .name = "mds_server_uuid",
217 .fops = &mdc_server_uuid_fops },
218 { .name = "mds_conn_uuid",
219 .fops = &mdc_conn_uuid_fops },
221 * FIXME: below proc entry is provided, but not in used, instead
222 * sbi->sb_md_brw_size is used, the per obd variable should be used
223 * when CMD is enabled, and dir pages are managed in MDC layer.
224 * Remember to enable proc write function.
226 { .name = "max_pages_per_rpc",
227 .fops = &mdc_obd_max_pages_per_rpc_fops },
228 { .name = "max_rpcs_in_flight",
229 .fops = &mdc_max_rpcs_in_flight_fops },
230 { .name = "max_mod_rpcs_in_flight",
231 .fops = &mdc_max_mod_rpcs_in_flight_fops },
232 { .name = "timeouts",
233 .fops = &mdc_timeouts_fops },
235 .fops = &mdc_import_fops },
237 .fops = &mdc_state_fops },
238 { .name = "pinger_recov",
239 .fops = &mdc_pinger_recov_fops },
240 { .name = "rpc_stats",
241 .fops = &mdc_rpc_stats_fops },
243 .fops = &mdc_active_fops },
246 #endif /* CONFIG_PROC_FS */