FGP_{WRITE|NOFS|NOWAIT} were missed in pagecache_get_page's kerneldoc
comment.
Signed-off-by: Yang Shi <[email protected]>
---
mm/filemap.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/mm/filemap.c b/mm/filemap.c
index 0589aef..9b47ffe 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1590,6 +1590,9 @@ struct page *find_lock_entry(struct address_space *mapping, pgoff_t offset)
* * %FGP_FOR_MMAP - The caller wants to do its own locking dance if the
* page is already in cache. If the page was allocated, unlock it before
* returning so the caller can do the same dance.
+ * * %FGP_WRITE - The page will be written
+ * * %FGP_NOFS - __GFP_FS will get cleared in gfp mask
+ * * %FGP_NOWAIT - Don't get blocked by page lock
*
* If %FGP_LOCK or %FGP_CREAT are specified then the function may sleep even
* if the %GFP flags specified for %FGP_CREAT are atomic.
--
1.8.3.1