diff options
-rw-r--r-- | btrfs-convert.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/btrfs-convert.c b/btrfs-convert.c index 542179eb..2bcc16cd 100644 --- a/btrfs-convert.c +++ b/btrfs-convert.c @@ -2201,6 +2201,31 @@ static int ext2_check_state(struct btrfs_convert_context *cctx) return 0; } +/* EXT2_*_FL to BTRFS_INODE_FLAG_* stringification helper */ +#define COPY_ONE_EXT2_FLAG(flags, ext2_inode, name) ({ \ + if (ext2_inode->i_flags & EXT2_##name##_FL) \ + flags |= BTRFS_INODE_##name; \ +}) + +/* + * Convert EXT2_*_FL to corresponding BTRFS_INODE_* flags + * + * Only a subset of EXT_*_FL is supported in btrfs. + */ +static void ext2_convert_inode_flags(struct btrfs_inode_item *dst, + struct ext2_inode *src) +{ + u64 flags = 0; + + COPY_ONE_EXT2_FLAG(flags, src, APPEND); + COPY_ONE_EXT2_FLAG(flags, src, SYNC); + COPY_ONE_EXT2_FLAG(flags, src, IMMUTABLE); + COPY_ONE_EXT2_FLAG(flags, src, NODUMP); + COPY_ONE_EXT2_FLAG(flags, src, NOATIME); + COPY_ONE_EXT2_FLAG(flags, src, DIRSYNC); + btrfs_set_stack_inode_flags(dst, flags); +} + /* * copy a single inode. do all the required works, such as cloning * inode item, creating file extents and creating directory entries. @@ -2223,6 +2248,7 @@ static int ext2_copy_single_inode(struct btrfs_trans_handle *trans, BTRFS_INODE_NODATASUM; btrfs_set_stack_inode_flags(&btrfs_inode, flags); } + ext2_convert_inode_flags(&btrfs_inode, ext2_inode); switch (ext2_inode->i_mode & S_IFMT) { case S_IFREG: |