diff options
Diffstat (limited to 'mm/readahead.c')
| -rw-r--r-- | mm/readahead.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/readahead.c b/mm/readahead.c index d589f147f4c2..41b75d76d36e 100644 --- a/mm/readahead.c +++ b/mm/readahead.c @@ -192,6 +192,7 @@ void page_cache_ra_unbounded(struct readahead_control *ractl, */ unsigned int nofs = memalloc_nofs_save(); + filemap_invalidate_lock_shared(mapping); /* * Preallocate as many pages as we will need. */ @@ -236,6 +237,7 @@ void page_cache_ra_unbounded(struct readahead_control *ractl, * will then handle the error. */ read_pages(ractl, &page_pool, false); + filemap_invalidate_unlock_shared(mapping); memalloc_nofs_restore(nofs); } EXPORT_SYMBOL_GPL(page_cache_ra_unbounded); |