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f2fs: add compression feature check for all compress mount opt 

Opt_compress_chksum, Opt_compress_mode and Opt_compress_cache
lack the necessary check to see if the image supports compression,
let's add it.

Signed-off-by: Yangtao Li <frank.li@vivo.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Yangtao Li 2023-03-19 15:51:30 +08:00 committed by Jaegeuk Kim
parent c0abbdf2b5
commit d4998b7895
1 changed files with 12 additions and 0 deletions
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12
fs/f2fs/super.c
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@ -1179,9 +1179,17 @@ static int parse_options(struct super_block *sb, char *options, bool is_remount)
kfree(name);
break;
case Opt_compress_chksum:
if (!f2fs_sb_has_compression(sbi)) {
f2fs_info(sbi, "Image doesn't support compression");
break;
}
F2FS_OPTION(sbi).compress_chksum = true;
break;
case Opt_compress_mode:
if (!f2fs_sb_has_compression(sbi)) {
f2fs_info(sbi, "Image doesn't support compression");
break;
}
name = match_strdup(&args[0]);
if (!name)
return -ENOMEM;
@ -1196,6 +1204,10 @@ static int parse_options(struct super_block *sb, char *options, bool is_remount)
kfree(name);
break;
case Opt_compress_cache:
if (!f2fs_sb_has_compression(sbi)) {
f2fs_info(sbi, "Image doesn't support compression");
break;
}
set_opt(sbi, COMPRESS_CACHE);
break;
#else