Otherwise, we'll get a broken inode.
# touch $FILE
# f2fs_io setflags compression $FILE
# f2fs_io set_coption 2 8 $FILE
[ 112.227612] F2FS-fs (dm-51): sanity_check_compress_inode: inode (ino=8d3fe)
has unsupported compress level: 0, run fsck to fix
Cc: sta...@vger.kernel.org
Signed-off-by: Jaegeuk Kim <jaeg...@kernel.org>
---
fs/f2fs/file.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index ca5904129b16..09716127e107 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -4005,6 +4005,15 @@ static int f2fs_ioc_set_compress_option(struct file
*filp, unsigned long arg)
F2FS_I(inode)->i_compress_algorithm = option.algorithm;
F2FS_I(inode)->i_log_cluster_size = option.log_cluster_size;
F2FS_I(inode)->i_cluster_size = BIT(option.log_cluster_size);
+ /* Set default level */
+ if (F2FS_I(inode)->i_compress_algorithm == COMPRESS_ZSTD)
+ F2FS_I(inode)->i_compress_level = F2FS_ZSTD_DEFAULT_CLEVEL;
+ else
+ F2FS_I(inode)->i_compress_level = 0;
+ /* Adjust mount option level */
+ if (option.algorithm == F2FS_OPTION(sbi).compress_algorithm &&
+ F2FS_OPTION(sbi).compress_level)
+ F2FS_I(inode)->i_compress_level =
F2FS_OPTION(sbi).compress_level;
f2fs_mark_inode_dirty_sync(inode, true);
if (!f2fs_is_compress_backend_ready(inode))
--
2.42.0.283.g2d96d420d3-goog
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