[f2fs-dev] [PATCH v2] f2fs: introduce f2fs_is_readonly() for readability

[f2fs-dev] [PATCH v2] f2fs: introduce f2fs_is_readonly() for readability

[Yangtao Li via Linux-f2fs-devel]

Introduce f2fs_is_readonly() and use it to simplify code.

Signed-off-by: Yangtao Li <frank.li@vivo.com>
---
 fs/f2fs/f2fs.h  | 5 +++++
 fs/f2fs/super.c | 5 ++---
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index f0833638f59e..eaef7ccee5ae 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -4576,6 +4576,11 @@ static inline void f2fs_handle_page_eio(struct f2fs_sb_info *sbi, pgoff_t ofs,
 	}
 }
 
+static inline bool f2fs_is_readonly(struct f2fs_sb_info *sbi)
+{
+	return f2fs_sb_has_readonly(sbi) || f2fs_readonly(sbi->sb);
+}
+
 #define EFSBADCRC	EBADMSG		/* Bad CRC detected */
 #define EFSCORRUPTED	EUCLEAN		/* Filesystem is corrupted */
 
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 31435c8645c8..39c6be61450e 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1353,8 +1353,7 @@ static int parse_options(struct super_block *sb, char *options, bool is_remount)
 		return -EINVAL;
 	}
 
-	if ((f2fs_sb_has_readonly(sbi) || f2fs_readonly(sbi->sb)) &&
-		test_opt(sbi, FLUSH_MERGE)) {
+	if (f2fs_is_readonly(sbi) && test_opt(sbi, FLUSH_MERGE)) {
 		f2fs_err(sbi, "FLUSH_MERGE not compatible with readonly mode");
 		return -EINVAL;
 	}
@@ -2085,7 +2084,7 @@ static void default_options(struct f2fs_sb_info *sbi)
 	set_opt(sbi, MERGE_CHECKPOINT);
 	F2FS_OPTION(sbi).unusable_cap = 0;
 	sbi->sb->s_flags |= SB_LAZYTIME;
-	if (!f2fs_sb_has_readonly(sbi) && !f2fs_readonly(sbi->sb))
+	if (!f2fs_is_readonly(sbi))
 		set_opt(sbi, FLUSH_MERGE);
 	if (f2fs_hw_support_discard(sbi) || f2fs_hw_should_discard(sbi))
 		set_opt(sbi, DISCARD);
-- 
2.25.1



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Re: [f2fs-dev] [PATCH v2] f2fs: introduce f2fs_is_readonly() for readability

[Chao Yu]

On 2022/11/24 10:48, Yangtao Li wrote:
> Introduce f2fs_is_readonly() and use it to simplify code.
> 
> Signed-off-by: Yangtao Li <frank.li@vivo.com>

Reviewed-by: Chao Yu <chao@kernel.org>

Thanks,


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