Driver core: add missing kset uevent

[linux-2.6-omap-h63xx.git] / fs / splice.c

diff --git a/fs/splice.c b/fs/splice.c
index c804121601b062dfec62b1cc2202e8e9243ce9a7..ed2ce995475c3f3cf6991de68cab9b38285ddc5d 100644 (file)
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -85,6 +85,10 @@ static void page_cache_pipe_buf_release(struct pipe_inode_info *pipe,
        buf->flags &= ~PIPE_BUF_FLAG_LRU;
 }
 
+/*
+ * Check whether the contents of buf is OK to access. Since the content
+ * is a page cache page, IO may be in flight.
+ */
 static int page_cache_pipe_buf_confirm(struct pipe_inode_info *pipe,
                                       struct pipe_buffer *buf)
 {