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36 #define DEBUG_SUBSYSTEM S_CLASS
38 #include <linux/vfs.h>
39 #include <obd_class.h>
40 #include <lprocfs_status.h>
44 static int mdc_max_rpcs_in_flight_seq_show(struct seq_file *m, void *v)
46 struct obd_device *dev = m->private;
47 struct client_obd *cli = &dev->u.cli;
50 client_obd_list_lock(&cli->cl_loi_list_lock);
51 rc = seq_printf(m, "%u\n", cli->cl_max_rpcs_in_flight);
52 client_obd_list_unlock(&cli->cl_loi_list_lock);
56 static ssize_t mdc_max_rpcs_in_flight_seq_write(struct file *file,
61 struct obd_device *dev = ((struct seq_file *)file->private_data)->private;
62 struct client_obd *cli = &dev->u.cli;
65 rc = lprocfs_write_helper(buffer, count, &val);
69 if (val < 1 || val > MDC_MAX_RIF_MAX)
72 client_obd_list_lock(&cli->cl_loi_list_lock);
73 cli->cl_max_rpcs_in_flight = val;
74 client_obd_list_unlock(&cli->cl_loi_list_lock);
78 LPROC_SEQ_FOPS(mdc_max_rpcs_in_flight);
80 static int mdc_kuc_open(struct inode *inode, struct file *file)
82 return single_open(file, NULL, PDE_DATA(inode));
85 /* temporary for testing */
86 static ssize_t mdc_kuc_write(struct file *file, const char *buffer,
87 size_t count, loff_t *off)
89 struct obd_device *obd = ((struct seq_file *)file->private_data)->private;
91 struct hsm_action_list *hal;
92 struct hsm_action_item *hai;
96 rc = lprocfs_write_helper(buffer, count, &fd);
102 CWARN("message to fd %d\n", fd);
104 len = sizeof(*lh) + sizeof(*hal) + MTI_NAME_MAXLEN +
105 /* for mockup below */ 2 * cfs_size_round(sizeof(*hai));
109 lh->kuc_magic = KUC_MAGIC;
110 lh->kuc_transport = KUC_TRANSPORT_HSM;
111 lh->kuc_msgtype = HMT_ACTION_LIST;
112 lh->kuc_msglen = len;
114 hal = (struct hsm_action_list *)(lh + 1);
115 hal->hal_version = HAL_VERSION;
116 hal->hal_archive_id = 1;
118 obd_uuid2fsname(hal->hal_fsname, obd->obd_name, MTI_NAME_MAXLEN);
120 /* mock up an action list */
123 hai->hai_action = HSMA_ARCHIVE;
124 hai->hai_fid.f_oid = 5;
125 hai->hai_len = sizeof(*hai);
127 hai->hai_action = HSMA_RESTORE;
128 hai->hai_fid.f_oid = 10;
129 hai->hai_len = sizeof(*hai);
131 /* This works for either broadcast or unicast to a single fd */
133 rc = libcfs_kkuc_group_put(KUC_GRP_HSM, lh);
135 struct file *fp = fget(fd);
137 rc = libcfs_kkuc_msg_put(fp, lh);
146 struct file_operations mdc_kuc_fops = {
147 .open = mdc_kuc_open,
148 .write = mdc_kuc_write,
149 .release = single_release,
152 LPROC_SEQ_FOPS_WR_ONLY(mdc, ping);
154 LPROC_SEQ_FOPS_RO_TYPE(mdc, uuid);
155 LPROC_SEQ_FOPS_RO_TYPE(mdc, connect_flags);
156 LPROC_SEQ_FOPS_RO_TYPE(mdc, blksize);
157 LPROC_SEQ_FOPS_RO_TYPE(mdc, kbytestotal);
158 LPROC_SEQ_FOPS_RO_TYPE(mdc, kbytesfree);
159 LPROC_SEQ_FOPS_RO_TYPE(mdc, kbytesavail);
160 LPROC_SEQ_FOPS_RO_TYPE(mdc, filestotal);
161 LPROC_SEQ_FOPS_RO_TYPE(mdc, filesfree);
162 LPROC_SEQ_FOPS_RO_TYPE(mdc, server_uuid);
163 LPROC_SEQ_FOPS_RO_TYPE(mdc, conn_uuid);
164 LPROC_SEQ_FOPS_RO_TYPE(mdc, timeouts);
165 LPROC_SEQ_FOPS_RO_TYPE(mdc, state);
167 static int mdc_obd_max_pages_per_rpc_seq_show(struct seq_file *m, void *v)
169 return lprocfs_obd_rd_max_pages_per_rpc(m, m->private);
171 LPROC_SEQ_FOPS_RO(mdc_obd_max_pages_per_rpc);
173 LPROC_SEQ_FOPS_RW_TYPE(mdc, import);
174 LPROC_SEQ_FOPS_RW_TYPE(mdc, pinger_recov);
176 static struct lprocfs_vars lprocfs_mdc_obd_vars[] = {
177 { "uuid", &mdc_uuid_fops, 0, 0 },
178 { "ping", &mdc_ping_fops, 0, 0222 },
179 { "connect_flags", &mdc_connect_flags_fops, 0, 0 },
180 { "blocksize", &mdc_blksize_fops, 0, 0 },
181 { "kbytestotal", &mdc_kbytestotal_fops, 0, 0 },
182 { "kbytesfree", &mdc_kbytesfree_fops, 0, 0 },
183 { "kbytesavail", &mdc_kbytesavail_fops, 0, 0 },
184 { "filestotal", &mdc_filestotal_fops, 0, 0 },
185 { "filesfree", &mdc_filesfree_fops, 0, 0 },
186 /*{ "filegroups", lprocfs_rd_filegroups, 0, 0 },*/
187 { "mds_server_uuid", &mdc_server_uuid_fops, 0, 0 },
188 { "mds_conn_uuid", &mdc_conn_uuid_fops, 0, 0 },
190 * FIXME: below proc entry is provided, but not in used, instead
191 * sbi->sb_md_brw_size is used, the per obd variable should be used
192 * when CMD is enabled, and dir pages are managed in MDC layer.
193 * Remember to enable proc write function.
195 { "max_pages_per_rpc", &mdc_obd_max_pages_per_rpc_fops, 0, 0 },
196 { "max_rpcs_in_flight", &mdc_max_rpcs_in_flight_fops, 0, 0 },
197 { "timeouts", &mdc_timeouts_fops, 0, 0 },
198 { "import", &mdc_import_fops, 0 },
199 { "state", &mdc_state_fops, 0, 0 },
200 { "hsm_nl", &mdc_kuc_fops, 0, 0200 },
201 { "pinger_recov", &mdc_pinger_recov_fops, 0, 0 },
205 LPROC_SEQ_FOPS_RO_TYPE(mdc, numrefs);
207 static struct lprocfs_vars lprocfs_mdc_module_vars[] = {
208 { "num_refs", &mdc_numrefs_fops, 0, 0 },
212 void lprocfs_mdc_init_vars(struct lprocfs_static_vars *lvars)
214 lvars->module_vars = lprocfs_mdc_module_vars;
215 lvars->obd_vars = lprocfs_mdc_obd_vars;