LU-15244 llite: set ra_pages of backing_dev_info with 0

[fs/lustre-release.git] / lustre / llite / llite_lib.c

diff --git a/lustre/llite/llite_lib.c b/lustre/llite/llite_lib.c
index e818e1e..7a6d4a7 100644 (file)
--- a/lustre/llite/llite_lib.c
+++ b/lustre/llite/llite_lib.c
@@ -1279,6 +1279,9 @@ int ll_fill_super(struct super_block *sb)
        if (err)
                GOTO(out_free_cfg, err);
 
+       /* disable kernel readahead */
+       sb->s_bdi->ra_pages = 0;
+
        /* Call ll_debugfs_register_super() before lustre_process_log()
         * so that "llite.*.*" params can be processed correctly.
         */