btrfs-progs: convert: add new callback to check state

Make the hardcoded ext2 call to a generic per-fs callback.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2016-10-04 16:24:00 +02:00
parent 5e96864dfd
commit d27c586c5b

View File

@ -103,6 +103,7 @@ struct btrfs_convert_operations {
struct btrfs_root *root, int datacsum,
int packing, int noxattr, struct task_ctx *p);
void (*close_fs)(struct btrfs_convert_context *cctx);
int (*check_state)(struct btrfs_convert_context *cctx);
};
static void init_convert_context(struct btrfs_convert_context *cctx)
@ -132,6 +133,11 @@ static inline void convert_close_fs(struct btrfs_convert_context *cctx)
cctx->convert_ops->close_fs(cctx);
}
static inline int convert_check_state(struct btrfs_convert_context *cctx)
{
return cctx->convert_ops->check_state(cctx);
}
static int intersect_with_sb(u64 bytenr, u64 num_bytes)
{
int i;
@ -2183,7 +2189,7 @@ static void ext2_copy_inode_item(struct btrfs_inode_item *dst,
}
memset(&dst->reserved, 0, sizeof(dst->reserved));
}
static int check_filesystem_state(struct btrfs_convert_context *cctx)
static int ext2_check_state(struct btrfs_convert_context *cctx)
{
ext2_filsys fs = cctx->fs_data;
@ -2312,6 +2318,7 @@ static const struct btrfs_convert_operations ext2_convert_ops = {
.read_used_space = ext2_read_used_space,
.copy_inodes = ext2_copy_inodes,
.close_fs = ext2_close_fs,
.check_state = ext2_check_state,
};
#endif
@ -2363,7 +2370,7 @@ static int do_convert(const char *devname, int datacsum, int packing,
ret = convert_open_fs(devname, &cctx);
if (ret)
goto fail;
ret = check_filesystem_state(&cctx);
ret = convert_check_state(&cctx);
if (ret)
warning(
"source filesystem is not clean, running filesystem check is recommended");