linux-kernel - [PATCH v2] f2fs: add missing CONFIG_F2FS_FS

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Message-ID: <20200327102900.103786-1-yuchao0@huawei.com>
Date:   Fri, 27 Mar 2020 18:29:00 +0800
From:   Chao Yu <yuchao0@...wei.com>
To:     <jaegeuk@...nel.org>
CC:     <linux-f2fs-devel@...ts.sourceforge.net>,
        <linux-kernel@...r.kernel.org>, <chao@...nel.org>,
        Chao Yu <yuchao0@...wei.com>
Subject: [PATCH v2] f2fs: add missing CONFIG_F2FS_FS_COMPRESSION

Compression sysfs node should not be shown if f2fs module disables
compression feature.

Signed-off-by: Chao Yu <yuchao0@...wei.com>
---
v2:
- add missing CONFIG_F2FS_FS_COMPRESSION
 fs/f2fs/sysfs.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
index 5f4fec83a6c6..e3bbbef9b4f0 100644
--- a/fs/f2fs/sysfs.c
+++ b/fs/f2fs/sysfs.c
@@ -580,7 +580,9 @@ F2FS_FEATURE_RO_ATTR(verity, FEAT_VERITY);
 #endif
 F2FS_FEATURE_RO_ATTR(sb_checksum, FEAT_SB_CHECKSUM);
 F2FS_FEATURE_RO_ATTR(casefold, FEAT_CASEFOLD);
+#ifdef CONFIG_F2FS_FS_COMPRESSION
 F2FS_FEATURE_RO_ATTR(compression, FEAT_COMPRESSION);
+#endif
 
 #define ATTR_LIST(name) (&f2fs_attr_##name.attr)
 static struct attribute *f2fs_attrs[] = {
@@ -662,7 +664,9 @@ static struct attribute *f2fs_feat_attrs[] = {
 #endif
 	ATTR_LIST(sb_checksum),
 	ATTR_LIST(casefold),
+#ifdef CONFIG_F2FS_FS_COMPRESSION
 	ATTR_LIST(compression),
+#endif
 	NULL,
 };
 ATTRIBUTE_GROUPS(f2fs_feat);
-- 
2.18.0.rc1