#include <lprocfs_status.h>
#include <lustre_nodemap.h>
+#define MAX_STRING_SIZE 128
+
+struct dentry *ldebugfs_add_symlink(const char *name, const char *target,
+ const char *format, ...)
+{
+ struct dentry *entry = NULL;
+ struct dentry *parent;
+ struct qstr dname;
+ va_list ap;
+ char *dest;
+
+ if (!target || !format)
+ return NULL;
+
+ dname.name = target;
+ dname.len = strlen(dname.name);
+ dname.hash = ll_full_name_hash(debugfs_lustre_root,
+ dname.name, dname.len);
+ parent = d_lookup(debugfs_lustre_root, &dname);
+ if (!parent)
+ return NULL;
+
+ OBD_ALLOC_WAIT(dest, MAX_STRING_SIZE + 1);
+ if (!dest)
+ goto no_entry;
+
+ va_start(ap, format);
+ vsnprintf(dest, MAX_STRING_SIZE, format, ap);
+ va_end(ap);
+
+ entry = debugfs_create_symlink(name, parent, dest);
+ if (IS_ERR_OR_NULL(entry)) {
+ CERROR("LdebugFS: Could not create symbolic link from %s to %s\n",
+ name, dest);
+ entry = NULL;
+ }
+
+ OBD_FREE(dest, MAX_STRING_SIZE + 1);
+no_entry:
+ dput(parent);
+ return entry;
+}
+EXPORT_SYMBOL(ldebugfs_add_symlink);
+
#ifdef CONFIG_PROC_FS
int lprocfs_evict_client_open(struct inode *inode, struct file *f)
return 0;
}
-#define LPROCFS_OBD_OP_INIT(base, stats, op) \
-do { \
- unsigned int coffset = base + OBD_COUNTER_OFFSET(op); \
- LASSERT(coffset < stats->ls_num); \
- lprocfs_counter_init(stats, coffset, 0, #op, "reqs"); \
-} while (0)
-
-void lprocfs_init_ops_stats(int num_private_stats, struct lprocfs_stats *stats)
-{
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, iocontrol);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, get_info);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, set_info_async);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, setup);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, precleanup);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, cleanup);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, process_config);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, postrecov);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, add_conn);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, del_conn);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, connect);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, reconnect);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, disconnect);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, fid_init);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, fid_fini);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, fid_alloc);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, statfs);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, statfs_async);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, create);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, destroy);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, setattr);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, getattr);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, preprw);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, commitrw);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, init_export);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, destroy_export);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, import_event);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, notify);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, health_check);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, get_uuid);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, quotactl);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, ping);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_new);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_rem);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_add);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_del);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, getref);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, putref);
-
- CLASSERT(NUM_OBD_STATS == OBD_COUNTER_OFFSET(putref) + 1);
-}
-EXPORT_SYMBOL(lprocfs_init_ops_stats);
-
-int lprocfs_alloc_obd_stats(struct obd_device *obd, unsigned num_private_stats)
+int lprocfs_alloc_obd_stats(struct obd_device *obd, unsigned int num_stats)
{
struct lprocfs_stats *stats;
- unsigned int num_stats;
- int rc, i;
+ int rc;
LASSERT(obd->obd_stats == NULL);
LASSERT(obd->obd_proc_entry != NULL);
- LASSERT(obd->obd_cntr_base == 0);
- num_stats = NUM_OBD_STATS + num_private_stats;
stats = lprocfs_alloc_stats(num_stats, 0);
if (stats == NULL)
return -ENOMEM;
- lprocfs_init_ops_stats(num_private_stats, stats);
-
- for (i = num_private_stats; i < num_stats; i++) {
- /* If this LBUGs, it is likely that an obd
- * operation was added to struct obd_ops in
- * <obd.h>, and that the corresponding line item
- * LPROCFS_OBD_OP_INIT(.., .., opname)
- * is missing from the list above. */
- LASSERTF(stats->ls_cnt_header[i].lc_name != NULL,
- "Missing obd_stat initializer obd_op "
- "operation at offset %d.\n", i - num_private_stats);
- }
rc = lprocfs_register_stats(obd->obd_proc_entry, "stats", stats);
- if (rc < 0) {
+ if (rc < 0)
lprocfs_free_stats(&stats);
- } else {
- obd->obd_stats = stats;
- obd->obd_cntr_base = num_private_stats;
- }
+ else
+ obd->obd_stats = stats;
+
return rc;
}
EXPORT_SYMBOL(lprocfs_alloc_obd_stats);
{
struct seq_file *m = file->private_data;
struct obd_device *obd = m->private;
+ int val;
int rc;
- __s64 val;
LASSERT(obd != NULL);
- rc = lprocfs_str_to_s64(buffer, count, &val);
+ rc = kstrtoint_from_user(buffer, count, 10, &val);
if (rc)
return rc;
{
struct seq_file *m = file->private_data;
struct obd_device *obd = m->private;
+ bool val;
int rc;
- __s64 val;
LASSERT(obd != NULL);
- rc = lprocfs_str_to_s64(buffer, count, &val);
+ rc = kstrtobool_from_user(buffer, count, &val);
if (rc)
return rc;
- obd->obd_checksum_dump = !!val;
+ obd->obd_checksum_dump = val;
return count;
}
EXPORT_SYMBOL(lprocfs_checksum_dump_seq_write);
{
struct seq_file *m = file->private_data;
struct obd_device *obd = m->private;
+ unsigned int val;
int rc;
- __s64 val;
LASSERT(obd != NULL);
- rc = lprocfs_str_to_s64(buffer, count, &val);
+ rc = kstrtouint_from_user(buffer, count, 0, &val);
if (rc)
return rc;
- if (val < 0 || val > INT_MAX)
- return -ERANGE;
obd->obd_recovery_timeout = val;
return count;
{
struct seq_file *m = file->private_data;
struct obd_device *obd = m->private;
+ unsigned int val;
int rc;
- __s64 val;
LASSERT(obd != NULL);
- rc = lprocfs_str_to_s64(buffer, count, &val);
+ rc = kstrtouint_from_user(buffer, count, 0, &val);
if (rc)
return rc;
- if (val < 0 || val > INT_MAX)
- return -ERANGE;
obd->obd_recovery_time_hard = val;
return count;