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-rw-r--r--fs/splice.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/splice.c b/fs/splice.c
index c804121601b0..ed2ce995475c 100644
--- 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)
{