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f2fs: restrict inline_xattr_size configuration

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This patch limits to enable inline_xattr_size mount option only if
both extra_attr and flexible_inline_xattr feature is on in current
image.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu
2018-01-27 17:29:48 +08:00
committed by Jaegeuk Kim
parent 41dda11641
commit 2e2a339c98
1 changed files with 7 additions and 0 deletions
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7
fs/f2fs/super.c
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@@ -699,6 +699,13 @@ static int parse_options(struct super_block *sb, char *options)
} }
if (test_opt(sbi, INLINE_XATTR_SIZE)) { if (test_opt(sbi, INLINE_XATTR_SIZE)) {
if (!f2fs_sb_has_extra_attr(sb) ||
!f2fs_sb_has_flexible_inline_xattr(sb)) {
f2fs_msg(sb, KERN_ERR,
"extra_attr or flexible_inline_xattr "
"feature is off");
return -EINVAL;
}
if (!test_opt(sbi, INLINE_XATTR)) { if (!test_opt(sbi, INLINE_XATTR)) {
f2fs_msg(sb, KERN_ERR, f2fs_msg(sb, KERN_ERR,
"inline_xattr_size option should be " "inline_xattr_size option should be "