From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Thu, 11 Aug 2022 22:53:34 +0000 (-0700)
Subject: f2fs: LFS mode does not support ATGC
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=80dc113aaa47c0d1dfd01f708d4d0c083022121b;p=linux.git

f2fs: LFS mode does not support ATGC

ATGC is using SSR which violates LFS mode used by zoned device.

Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 2451623c05a7a..fe462484f5fa0 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1342,6 +1342,11 @@ default_check:
 		return -EINVAL;
 	}
 
+	if (test_opt(sbi, ATGC) && f2fs_lfs_mode(sbi)) {
+		f2fs_err(sbi, "LFS not compatible with ATGC");
+		return -EINVAL;
+	}
+
 	if (f2fs_sb_has_readonly(sbi) && !f2fs_readonly(sbi->sb)) {
 		f2fs_err(sbi, "Allow to mount readonly mode only");
 		return -EROFS;