LU-13542 osd: brw stats are initialized too late

[fs/lustre-release.git] / lustre / obdclass / lprocfs_status_server.c

diff --git a/lustre/obdclass/lprocfs_status_server.c b/lustre/obdclass/lprocfs_status_server.c
index 7a78959..a912ba6 100644 (file)
--- a/lustre/obdclass/lprocfs_status_server.c
+++ b/lustre/obdclass/lprocfs_status_server.c
@@ -775,6 +775,15 @@ static ssize_t brw_stats_seq_write(struct file *file,
 
 LDEBUGFS_SEQ_FOPS(brw_stats);
 
+void lprocfs_init_brw_stats(struct brw_stats *brw_stats)
+{
+       int i;
+
+       for (i = 0; i < BRW_RW_STATS_NUM; i++)
+               spin_lock_init(&brw_stats->bs_hist[i].oh_lock);
+}
+EXPORT_SYMBOL(lprocfs_init_brw_stats);
+
 void ldebugfs_register_osd_stats(struct dentry *parent,
                                 struct brw_stats *brw_stats,
                                 struct lprocfs_stats *stats)
@@ -786,7 +795,6 @@ void ldebugfs_register_osd_stats(struct dentry *parent,
        for (i = 0; i < BRW_RW_STATS_NUM; i++) {
                struct brw_stats_props *props = brw_stats->bs_props;
 
-               spin_lock_init(&brw_stats->bs_hist[i].oh_lock);
                if (i % 2) {
                        props[i / 2].bsp_name = brw_props[i / 2].bsp_name;
                        props[i / 2].bsp_units = brw_props[i / 2].bsp_units;