On Wed, Jan 29, 2014 at 04:05:30PM -0500, Josef Bacik wrote:
> It's just broken and it's taking a lot of effort to fix it, so for now just
> disable it so people can defrag in peace. Thanks,
>
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Josef Bacik <jbacik@xxxxxx>
> ---
> fs/btrfs/inode.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
> index 3b65987..8c0bc31 100644
> --- a/fs/btrfs/inode.c
> +++ b/fs/btrfs/inode.c
> @@ -2628,7 +2628,7 @@ static int btrfs_finish_ordered_io(struct btrfs_ordered_extent *ordered_extent)
> EXTENT_DEFRAG, 1, cached_state);
> if (ret) {
> u64 last_snapshot = btrfs_root_last_snapshot(&root->root_item);
> - if (last_snapshot >= BTRFS_I(inode)->generation)
> + if (0 && last_snapshot >= BTRFS_I(inode)->generation)
That's not very flexible, how are we supposed to test that in the
meantime? Editing sources is not the peferred way.
I was thinking about adding a config option that would cover any
experimental/broken features, this one be the first, as we currently
have no other way to disable it. I'd rather avoid adding a temporary
mount option.
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