On Thu, Jun 09, 2011 at 03:28:09PM +0800, Li Dongyang wrote:
> --- a/fs/btrfs/volumes.h
> +++ b/fs/btrfs/volumes.h
> @@ -45,6 +45,7 @@ struct btrfs_device {
> int running_pending;
> u64 generation;
>
> + int discard;
can you pick a better name? this does not describe that it's the
capability of the device, but rather 'do a discard'.
something like has_discard, can_discard, has_trim, etc
> int writeable;
> int in_fs_metadata;
> int missing;
otherwise the patch looks good (and matches my view how to do it). I
will test it eventually.
david
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