[PATCH] docs: f2fs: specify extent cache for read explicitly

[Yangtao Li]

Let's descrbie it's read extent cache.

Signed-off-by: Yangtao Li <frank.li@xxxxxxxx>
---
 Documentation/filesystems/f2fs.rst | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/filesystems/f2fs.rst b/Documentation/filesystems/f2fs.rst
index c57745375edb..f68337086dec 100644
--- a/Documentation/filesystems/f2fs.rst
+++ b/Documentation/filesystems/f2fs.rst
@@ -163,11 +163,11 @@ barrier			 If this option is set, cache_flush commands are allowed to be
 fastboot		 This option is used when a system wants to reduce mount
 			 time as much as possible, even though normal performance
 			 can be sacrificed.
-extent_cache		 Enable an extent cache based on rb-tree, it can cache
+extent_cache		 Enable an read extent cache based on rb-tree, it can cache
 			 as many as extent which map between contiguous logical
 			 address and physical address per inode, resulting in
 			 increasing the cache hit ratio. Set by default.
-noextent_cache		 Disable an extent cache based on rb-tree explicitly, see
+noextent_cache		 Disable an read extent cache based on rb-tree explicitly, see
 			 the above extent_cache mount option.
 noinline_data		 Disable the inline data feature, inline data feature is
 			 enabled by default.
-- 
2.35.1