diff options
-rw-r--r-- | fs/splice.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/splice.c b/fs/splice.c index 50c43a1e0923..9bfd6af0cf45 100644 --- a/fs/splice.c +++ b/fs/splice.c | |||
@@ -250,9 +250,12 @@ static int __generic_file_splice_read(struct file *in, struct inode *pipe, | |||
250 | nr_pages = PIPE_BUFFERS; | 250 | nr_pages = PIPE_BUFFERS; |
251 | 251 | ||
252 | /* | 252 | /* |
253 | * initiate read-ahead on this page range | 253 | * initiate read-ahead on this page range. however, don't call into |
254 | * read-ahead if this is a non-zero offset (we are likely doing small | ||
255 | * chunk splice and the page is already there) for a single page. | ||
254 | */ | 256 | */ |
255 | do_page_cache_readahead(mapping, in, index, nr_pages); | 257 | if (!offset || nr_pages > 1) |
258 | do_page_cache_readahead(mapping, in, index, nr_pages); | ||
256 | 259 | ||
257 | /* | 260 | /* |
258 | * now fill in the holes | 261 | * now fill in the holes |