diff options
Diffstat (limited to 'mm/readahead.c')
| -rw-r--r-- | mm/readahead.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/mm/readahead.c b/mm/readahead.c index 033bc135a41f..dfa9a1a03a11 100644 --- a/mm/readahead.c +++ b/mm/readahead.c @@ -9,6 +9,7 @@ #include <linux/kernel.h> #include <linux/fs.h> +#include <linux/gfp.h> #include <linux/mm.h> #include <linux/module.h> #include <linux/blkdev.h> @@ -501,6 +502,12 @@ void page_cache_sync_readahead(struct address_space *mapping, if (!ra->ra_pages) return; + /* be dumb */ + if (filp && (filp->f_mode & FMODE_RANDOM)) { + force_page_cache_readahead(mapping, filp, offset, req_size); + return; + } + /* do read-ahead */ ondemand_readahead(mapping, ra, filp, false, offset, req_size); } |