LU-11158 mdt: grow lvb buffer to hold layout

[fs/lustre-release.git] / lustre / ofd / ofd_lvb.c

diff --git a/lustre/ofd/ofd_lvb.c b/lustre/ofd/ofd_lvb.c
index aecd1b6..a48b4d5 100644 (file)
--- a/lustre/ofd/ofd_lvb.c
+++ b/lustre/ofd/ofd_lvb.c
@@ -345,6 +345,7 @@ static int ofd_lvbo_size(struct ldlm_lock *lock)
  *
  * This function is called to fill the given RPC buffer \a buf with LVB data
  *
+ * \param[in] env      execution environment
  * \param[in] lock     LDLM lock
  * \param[in] buf      RPC buffer to fill
  * \param[in] buflen   buffer length
@@ -352,7 +353,7 @@ static int ofd_lvbo_size(struct ldlm_lock *lock)
  * \retval             size of LVB data written into \a buf buffer
  */
 static int ofd_lvbo_fill(const struct lu_env *env, struct ldlm_lock *lock,
-                        void *buf, int buflen)
+                        void *buf, int *buflen)
 {
        struct ldlm_resource *res = lock->l_resource;
        int lvb_len;
@@ -364,8 +365,8 @@ static int ofd_lvbo_fill(const struct lu_env *env, struct ldlm_lock *lock,
        lvb_len = ofd_lvbo_size(lock);
        LASSERT(lvb_len <= res->lr_lvb_len);
 
-       if (lvb_len > buflen)
-               lvb_len = buflen;
+       if (lvb_len > *buflen)
+               lvb_len = *buflen;
 
        lock_res(res);
        memcpy(buf, res->lr_lvb_data, lvb_len);