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-rw-r--r--mm/readahead.c14
1 files changed, 0 insertions, 14 deletions
diff --git a/mm/readahead.c b/mm/readahead.c
index 220155a5c964..6a4e96b69702 100644
--- a/mm/readahead.c
+++ b/mm/readahead.c
@@ -128,7 +128,6 @@
#include <linux/blk-cgroup.h>
#include <linux/fadvise.h>
#include <linux/sched/mm.h>
-#include <linux/fsnotify.h>
#include "internal.h"
@@ -559,15 +558,6 @@ void page_cache_sync_ra(struct readahead_control *ractl,
pgoff_t prev_index, miss;
/*
- * If we have pre-content watches we need to disable readahead to make
- * sure that we don't find 0 filled pages in cache that we never emitted
- * events for. Filesystems supporting HSM must make sure to not call
- * this function with ractl->file unset for files handled by HSM.
- */
- if (ractl->file && unlikely(FMODE_FSNOTIFY_HSM(ractl->file->f_mode)))
- return;
-
- /*
* Even if readahead is disabled, issue this request as readahead
* as we'll need it to satisfy the requested range. The forced
* readahead will do the right thing and limit the read to just the
@@ -645,10 +635,6 @@ void page_cache_async_ra(struct readahead_control *ractl,
if (!ra->ra_pages)
return;
- /* See the comment in page_cache_sync_ra. */
- if (ractl->file && unlikely(FMODE_FSNOTIFY_HSM(ractl->file->f_mode)))
- return;
-
/*
* Same bit is used for PG_readahead and PG_reclaim.
*/