LU-11868 mdc: Improve xattr buffer allocations

[fs/lustre-release.git] / lustre / mdd / mdd_object.c

diff --git a/lustre/mdd/mdd_object.c b/lustre/mdd/mdd_object.c
index 1a16bf7..ea8f1b7 100644 (file)
--- a/lustre/mdd/mdd_object.c
+++ b/lustre/mdd/mdd_object.c
@@ -1414,7 +1414,8 @@ static int mdd_hsm_update_locked(const struct lu_env *env,
 
        /* Read HSM attrs from disk */
        current_buf = lu_buf_check_and_alloc(&info->mti_xattr_buf,
-                               mdo2mdd(obj)->mdd_dt_conf.ddp_max_ea_size);
+                       MIN(mdd_obj2mdd_dev(mdd_obj)->mdd_dt_conf.ddp_max_ea_size,
+                           XATTR_SIZE_MAX));
        rc = mdo_xattr_get(env, mdd_obj, current_buf, XATTR_NAME_HSM);
        rc = lustre_buf2hsm(current_buf->lb_buf, rc, current_mh);
        if (rc < 0 && rc != -ENODATA)