return rc;
}
+static int osc_wr_cur_grant_bytes(struct file *file, const char *buffer,
+ unsigned long count, void *data)
+{
+ struct obd_device *obd = data;
+ struct client_obd *cli = &obd->u.cli;
+ int rc;
+ __u64 val;
+
+ if (obd == NULL)
+ return 0;
+
+ rc = lprocfs_write_u64_helper(buffer, count, &val);
+ if (rc)
+ return rc;
+
+ /* this is only for shrinking grant */
+ client_obd_list_lock(&cli->cl_loi_list_lock);
+ if (val >= cli->cl_avail_grant) {
+ client_obd_list_unlock(&cli->cl_loi_list_lock);
+ return 0;
+ }
+ client_obd_list_unlock(&cli->cl_loi_list_lock);
+
+ LPROCFS_CLIMP_CHECK(obd);
+ if (cli->cl_import->imp_state == LUSTRE_IMP_FULL)
+ rc = osc_shrink_grant_to_target(cli, val);
+ LPROCFS_CLIMP_EXIT(obd);
+ if (rc)
+ return rc;
+ return count;
+}
+
+static int osc_rd_grant_shrink_interval(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct obd_device *obd = data;
+
+ if (obd == NULL)
+ return 0;
+ return snprintf(page, count, "%d\n",
+ obd->u.cli.cl_grant_shrink_interval);
+}
+
+static int osc_wr_grant_shrink_interval(struct file *file, const char *buffer,
+ unsigned long count, void *data)
+{
+ struct obd_device *obd = data;
+ int val, rc;
+
+ if (obd == NULL)
+ return 0;
+
+ rc = lprocfs_write_helper(buffer, count, &val);
+ if (rc)
+ return rc;
+
+ if (val <= 0)
+ return -ERANGE;
+
+ obd->u.cli.cl_grant_shrink_interval = val;
+
+ return count;
+}
+
static int osc_rd_create_count(char *page, char **start, off_t off, int count,
int *eof, void *data)
{
return count;
}
+static int osc_rd_contention_seconds(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct obd_device *obd = data;
+ struct osc_device *od = obd2osc_dev(obd);
+
+ return snprintf(page, count, "%u\n", od->od_contention_time);
+}
+
+static int osc_wr_contention_seconds(struct file *file, const char *buffer,
+ unsigned long count, void *data)
+{
+ struct obd_device *obd = data;
+ struct osc_device *od = obd2osc_dev(obd);
+
+ return lprocfs_write_helper(buffer, count, &od->od_contention_time) ?:
+ count;
+}
+
+static int osc_rd_lockless_truncate(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct obd_device *obd = data;
+ struct osc_device *od = obd2osc_dev(obd);
+
+ return snprintf(page, count, "%u\n", od->od_lockless_truncate);
+}
+
+static int osc_wr_lockless_truncate(struct file *file, const char *buffer,
+ unsigned long count, void *data)
+{
+ struct obd_device *obd = data;
+ struct osc_device *od = obd2osc_dev(obd);
+
+ return lprocfs_write_helper(buffer, count, &od->od_lockless_truncate) ?:
+ count;
+}
+
static struct lprocfs_vars lprocfs_osc_obd_vars[] = {
{ "uuid", lprocfs_rd_uuid, 0, 0 },
{ "ping", 0, lprocfs_wr_ping, 0, 0, 0222 },
osc_wr_max_rpcs_in_flight, 0 },
{ "max_dirty_mb", osc_rd_max_dirty_mb, osc_wr_max_dirty_mb, 0 },
{ "cur_dirty_bytes", osc_rd_cur_dirty_bytes, 0, 0 },
- { "cur_grant_bytes", osc_rd_cur_grant_bytes, 0, 0 },
+ { "cur_grant_bytes", osc_rd_cur_grant_bytes,
+ osc_wr_cur_grant_bytes, 0 },
+ { "grant_shrink_interval", osc_rd_grant_shrink_interval,
+ osc_wr_grant_shrink_interval, 0 },
{ "create_count", osc_rd_create_count, osc_wr_create_count, 0 },
{ "max_create_count", osc_rd_max_create_count,
osc_wr_max_create_count, 0},
{ "checksum_type", osc_rd_checksum_type, osc_wd_checksum_type, 0 },
{ "resend_count", osc_rd_resend_count, osc_wr_resend_count, 0},
{ "timeouts", lprocfs_rd_timeouts, 0, 0 },
+ { "contention_seconds", osc_rd_contention_seconds,
+ osc_wr_contention_seconds, 0 },
+ { "lockless_truncate", osc_rd_lockless_truncate,
+ osc_wr_lockless_truncate, 0 },
+ { "import", lprocfs_rd_import, 0, 0 },
+ { "state", lprocfs_rd_state, 0, 0 },
{ 0 }
};
LPROC_SEQ_FOPS(osc_rpc_stats);
+static int osc_stats_seq_show(struct seq_file *seq, void *v)
+{
+ struct timeval now;
+ struct obd_device *dev = seq->private;
+ struct osc_stats *stats = &obd2osc_dev(dev)->od_stats;
+
+ do_gettimeofday(&now);
+
+ seq_printf(seq, "snapshot_time: %lu.%lu (secs.usecs)\n",
+ now.tv_sec, now.tv_usec);
+ seq_printf(seq, "lockless_write_bytes\t\t"LPU64"\n",
+ stats->os_lockless_writes);
+ seq_printf(seq, "lockless_read_bytes\t\t"LPU64"\n",
+ stats->os_lockless_reads);
+ seq_printf(seq, "lockless_truncate\t\t"LPU64"\n",
+ stats->os_lockless_truncates);
+ return 0;
+}
+
+static ssize_t osc_stats_seq_write(struct file *file, const char *buf,
+ size_t len, loff_t *off)
+{
+ struct seq_file *seq = file->private_data;
+ struct obd_device *dev = seq->private;
+ struct osc_stats *stats = &obd2osc_dev(dev)->od_stats;
+
+ memset(stats, 0, sizeof(*stats));
+ return len;
+}
+
+LPROC_SEQ_FOPS(osc_stats);
+
int lproc_osc_attach_seqstat(struct obd_device *dev)
{
- return lprocfs_obd_seq_create(dev, "rpc_stats", 0444,
- &osc_rpc_stats_fops, dev);
+ int rc;
+
+ rc = lprocfs_seq_create(dev->obd_proc_entry, "osc_stats", 0444,
+ &osc_stats_fops, dev);
+ if (rc == 0)
+ rc = lprocfs_obd_seq_create(dev, "rpc_stats", 0444,
+ &osc_rpc_stats_fops, dev);
+ return rc;
}
void lprocfs_osc_init_vars(struct lprocfs_static_vars *lvars)