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32 #define DEBUG_SUBSYSTEM S_CLASS
34 #include <linux/version.h>
35 #include <linux/vfs.h>
36 #include <obd_class.h>
37 #include <lprocfs_status.h>
39 #include "mdc_internal.h"
42 static int mdc_active_seq_show(struct seq_file *m, void *v)
44 struct obd_device *dev = m->private;
46 LPROCFS_CLIMP_CHECK(dev);
47 seq_printf(m, "%d\n", !dev->u.cli.cl_import->imp_deactive);
48 LPROCFS_CLIMP_EXIT(dev);
52 static ssize_t mdc_active_seq_write(struct file *file,
53 const char __user *buffer,
54 size_t count, loff_t *off)
56 struct obd_device *dev;
60 dev = ((struct seq_file *)file->private_data)->private;
61 rc = lprocfs_str_to_s64(buffer, count, &val);
64 if (val < 0 || val > 1)
68 if (dev->u.cli.cl_import->imp_deactive == val)
69 rc = ptlrpc_set_import_active(dev->u.cli.cl_import, val);
71 CDEBUG(D_CONFIG, "activate %llu: ignoring repeat request\n",
76 LPROC_SEQ_FOPS(mdc_active);
78 static int mdc_max_rpcs_in_flight_seq_show(struct seq_file *m, void *v)
80 struct obd_device *dev = m->private;
83 max = obd_get_max_rpcs_in_flight(&dev->u.cli);
84 seq_printf(m, "%u\n", max);
89 static ssize_t mdc_max_rpcs_in_flight_seq_write(struct file *file,
90 const char __user *buffer,
91 size_t count, loff_t *off)
93 struct obd_device *dev;
97 dev = ((struct seq_file *)file->private_data)->private;
98 rc = lprocfs_str_to_s64(buffer, count, &val);
102 if (val < 0 || val > UINT_MAX)
105 rc = obd_set_max_rpcs_in_flight(&dev->u.cli, val);
111 LPROC_SEQ_FOPS(mdc_max_rpcs_in_flight);
113 static int mdc_max_mod_rpcs_in_flight_seq_show(struct seq_file *m, void *v)
115 struct obd_device *dev = m->private;
118 max = obd_get_max_mod_rpcs_in_flight(&dev->u.cli);
119 seq_printf(m, "%hu\n", max);
124 static ssize_t mdc_max_mod_rpcs_in_flight_seq_write(struct file *file,
125 const char __user *buffer,
126 size_t count, loff_t *off)
128 struct obd_device *dev =
129 ((struct seq_file *)file->private_data)->private;
133 rc = lprocfs_str_to_s64(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);
148 static int mdc_rpc_stats_seq_show(struct seq_file *seq, void *v)
150 struct obd_device *dev = seq->private;
152 return obd_mod_rpc_stats_seq_show(&dev->u.cli, seq);
155 static ssize_t mdc_rpc_stats_seq_write(struct file *file,
156 const char __user *buf,
157 size_t len, loff_t *off)
159 struct seq_file *seq = file->private_data;
160 struct obd_device *dev = seq->private;
161 struct client_obd *cli = &dev->u.cli;
163 lprocfs_oh_clear(&cli->cl_mod_rpcs_hist);
167 LPROC_SEQ_FOPS(mdc_rpc_stats);
169 LPROC_SEQ_FOPS_WR_ONLY(mdc, ping);
171 LPROC_SEQ_FOPS_RO_TYPE(mdc, connect_flags);
172 LPROC_SEQ_FOPS_RO_TYPE(mdc, server_uuid);
173 LPROC_SEQ_FOPS_RO_TYPE(mdc, conn_uuid);
174 LPROC_SEQ_FOPS_RO_TYPE(mdc, timeouts);
175 LPROC_SEQ_FOPS_RO_TYPE(mdc, state);
176 LPROC_SEQ_FOPS_RW_TYPE(mdc, obd_max_pages_per_rpc);
177 LPROC_SEQ_FOPS_RW_TYPE(mdc, import);
178 LPROC_SEQ_FOPS_RW_TYPE(mdc, pinger_recov);
180 struct lprocfs_vars lprocfs_mdc_obd_vars[] = {
182 .fops = &mdc_ping_fops,
184 { .name = "connect_flags",
185 .fops = &mdc_connect_flags_fops },
186 { .name = "mds_server_uuid",
187 .fops = &mdc_server_uuid_fops },
188 { .name = "mds_conn_uuid",
189 .fops = &mdc_conn_uuid_fops },
190 { .name = "max_pages_per_rpc",
191 .fops = &mdc_obd_max_pages_per_rpc_fops },
192 { .name = "max_rpcs_in_flight",
193 .fops = &mdc_max_rpcs_in_flight_fops },
194 { .name = "max_mod_rpcs_in_flight",
195 .fops = &mdc_max_mod_rpcs_in_flight_fops },
196 { .name = "timeouts",
197 .fops = &mdc_timeouts_fops },
199 .fops = &mdc_import_fops },
201 .fops = &mdc_state_fops },
202 { .name = "pinger_recov",
203 .fops = &mdc_pinger_recov_fops },
204 { .name = "rpc_stats",
205 .fops = &mdc_rpc_stats_fops },
207 .fops = &mdc_active_fops },
210 #endif /* CONFIG_PROC_FS */