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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;
51 LPROCFS_CLIMP_CHECK(dev);
52 rc = seq_printf(m, "%d\n", !dev->u.cli.cl_import->imp_deactive);
53 LPROCFS_CLIMP_EXIT(dev);
57 static ssize_t mdc_active_seq_write(struct file *file,
58 const char __user *buffer,
59 size_t count, loff_t *off)
61 struct obd_device *dev;
64 dev = ((struct seq_file *)file->private_data)->private;
65 rc = lprocfs_write_helper(buffer, count, &val);
68 if (val < 0 || val > 1)
72 if (dev->u.cli.cl_import->imp_deactive == val)
73 rc = ptlrpc_set_import_active(dev->u.cli.cl_import, val);
75 CDEBUG(D_CONFIG, "activate %d: ignoring repeat request\n", val);
79 LPROC_SEQ_FOPS(mdc_active);
81 static int mdc_max_rpcs_in_flight_seq_show(struct seq_file *m, void *v)
83 struct obd_device *dev = m->private;
87 max = obd_get_max_rpcs_in_flight(&dev->u.cli);
88 rc = seq_printf(m, "%u\n", max);
93 static ssize_t mdc_max_rpcs_in_flight_seq_write(struct file *file,
94 const char __user *buffer,
98 struct obd_device *dev = ((struct seq_file *)file->private_data)->private;
102 rc = lprocfs_write_helper(buffer, count, &val);
104 rc = obd_set_max_rpcs_in_flight(&dev->u.cli, val);
111 LPROC_SEQ_FOPS(mdc_max_rpcs_in_flight);
114 static int mdc_max_mod_rpcs_in_flight_seq_show(struct seq_file *m, void *v)
116 struct obd_device *dev = m->private;
120 max = obd_get_max_mod_rpcs_in_flight(&dev->u.cli);
121 rc = seq_printf(m, "%hu\n", max);
126 static ssize_t mdc_max_mod_rpcs_in_flight_seq_write(struct file *file,
131 struct obd_device *dev =
132 ((struct seq_file *)file->private_data)->private;
136 rc = lprocfs_write_helper(buffer, count, &val);
140 if (val < 0 || val > USHRT_MAX)
143 rc = obd_set_max_mod_rpcs_in_flight(&dev->u.cli, val);
149 LPROC_SEQ_FOPS(mdc_max_mod_rpcs_in_flight);
152 static int mdc_rpc_stats_seq_show(struct seq_file *seq, void *v)
154 struct obd_device *dev = seq->private;
156 return obd_mod_rpc_stats_seq_show(&dev->u.cli, seq);
160 static ssize_t mdc_rpc_stats_seq_write(struct file *file,
161 const char __user *buf,
162 size_t len, loff_t *off)
164 struct seq_file *seq = file->private_data;
165 struct obd_device *dev = seq->private;
166 struct client_obd *cli = &dev->u.cli;
168 lprocfs_oh_clear(&cli->cl_mod_rpcs_hist);
172 LPROC_SEQ_FOPS(mdc_rpc_stats);
175 LPROC_SEQ_FOPS_WO_TYPE(mdc, ping);
177 LPROC_SEQ_FOPS_RO_TYPE(mdc, uuid);
178 LPROC_SEQ_FOPS_RO_TYPE(mdc, connect_flags);
179 LPROC_SEQ_FOPS_RO_TYPE(mdc, blksize);
180 LPROC_SEQ_FOPS_RO_TYPE(mdc, kbytestotal);
181 LPROC_SEQ_FOPS_RO_TYPE(mdc, kbytesfree);
182 LPROC_SEQ_FOPS_RO_TYPE(mdc, kbytesavail);
183 LPROC_SEQ_FOPS_RO_TYPE(mdc, filestotal);
184 LPROC_SEQ_FOPS_RO_TYPE(mdc, filesfree);
185 LPROC_SEQ_FOPS_RO_TYPE(mdc, server_uuid);
186 LPROC_SEQ_FOPS_RO_TYPE(mdc, conn_uuid);
187 LPROC_SEQ_FOPS_RO_TYPE(mdc, timeouts);
188 LPROC_SEQ_FOPS_RO_TYPE(mdc, state);
190 static int mdc_obd_max_pages_per_rpc_seq_show(struct seq_file *m, void *v)
192 return lprocfs_obd_max_pages_per_rpc_seq_show(m, m->private);
194 LPROC_SEQ_FOPS_RO(mdc_obd_max_pages_per_rpc);
196 LPROC_SEQ_FOPS_RW_TYPE(mdc, import);
197 LPROC_SEQ_FOPS_RW_TYPE(mdc, pinger_recov);
199 struct lprocfs_vars lprocfs_mdc_obd_vars[] = {
201 .fops = &mdc_uuid_fops },
203 .fops = &mdc_ping_fops,
205 { .name = "connect_flags",
206 .fops = &mdc_connect_flags_fops },
207 { .name = "blocksize",
208 .fops = &mdc_blksize_fops },
209 { .name = "kbytestotal",
210 .fops = &mdc_kbytestotal_fops },
211 { .name = "kbytesfree",
212 .fops = &mdc_kbytesfree_fops },
213 { .name = "kbytesavail",
214 .fops = &mdc_kbytesavail_fops },
215 { .name = "filestotal",
216 .fops = &mdc_filestotal_fops },
217 { .name = "filesfree",
218 .fops = &mdc_filesfree_fops },
219 { .name = "mds_server_uuid",
220 .fops = &mdc_server_uuid_fops },
221 { .name = "mds_conn_uuid",
222 .fops = &mdc_conn_uuid_fops },
224 * FIXME: below proc entry is provided, but not in used, instead
225 * sbi->sb_md_brw_size is used, the per obd variable should be used
226 * when CMD is enabled, and dir pages are managed in MDC layer.
227 * Remember to enable proc write function.
229 { .name = "max_pages_per_rpc",
230 .fops = &mdc_obd_max_pages_per_rpc_fops },
231 { .name = "max_rpcs_in_flight",
232 .fops = &mdc_max_rpcs_in_flight_fops },
233 { .name = "max_mod_rpcs_in_flight",
234 .fops = &mdc_max_mod_rpcs_in_flight_fops },
235 { .name = "timeouts",
236 .fops = &mdc_timeouts_fops },
238 .fops = &mdc_import_fops },
240 .fops = &mdc_state_fops },
241 { .name = "pinger_recov",
242 .fops = &mdc_pinger_recov_fops },
243 { .name = "rpc_stats",
244 .fops = &mdc_rpc_stats_fops },
246 .fops = &mdc_active_fops },
249 #endif /* CONFIG_PROC_FS */