linux-kernel - [PATCH v3] docs: f2fs: specify extent cache for read explicitly

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Date:   Wed, 19 Apr 2023 11:14:07 +0800
From:   Yangtao Li <frank.li@...o.com>
To:     Jaegeuk Kim <jaegeuk@...nel.org>, Chao Yu <chao@...nel.org>,
        Jonathan Corbet <corbet@....net>
Cc:     Yangtao Li <frank.li@...o.com>,
        Bagas Sanjaya <bagasdotme@...il.com>,
        linux-f2fs-devel@...ts.sourceforge.net, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v3] docs: f2fs: specify extent cache for read explicitly

Clarify the fact that extent_cache and noextent_cache toggle
read extent cache on or off.

Cc: Bagas Sanjaya <bagasdotme@...il.com>
Signed-off-by: Yangtao Li <frank.li@...o.com>
---
v3:
-update msg
 Documentation/filesystems/f2fs.rst | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Documentation/filesystems/f2fs.rst b/Documentation/filesystems/f2fs.rst
index c57745375edb..6db21ae0136a 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
-			 as many as extent which map between contiguous logical
+extent_cache		 Enable a read extent cache based on rb-tree. It can cache
+			 many extents 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 a 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.
-- 
2.39.0