ext4_journal: two changes below.

  - reset end_write(_arg) to NULL when buffer is invalidated.
  - set lb_id to @lba when a direct call to ext4_bcache_find_get succeeds.

diff --git a/lwext4/ext4_bcache.c b/lwext4/ext4_bcache.c
index 4a8d44adf13654130870724772c78ca65e65021c..1a1766ac4ab978339e5e9e95a9d3c14d4bc64e17 100644 (file)
--- a/lwext4/ext4_bcache.c
+++ b/lwext4/ext4_bcache.c
@@ -191,6 +191,8 @@ void ext4_bcache_invalidate_lba(struct ext4_bcache *bc,
                if (ext4_bcache_test_flag(buf, BC_DIRTY))
                        ext4_bcache_remove_dirty_node(bc, buf);
 
+               buf->end_write = NULL;
+               buf->end_write_arg = NULL;
                ext4_bcache_clear_dirty(buf);
        }
 }
@@ -214,6 +216,7 @@ ext4_bcache_find_get(struct ext4_bcache *bc, struct ext4_block *b,
 
                ext4_bcache_inc_ref(buf);
 
+               b->lb_id = lba;
                b->buf = buf;
                b->data = buf->data;
        }