On Mon, Nov 14, 2016 at 10:43:17AM -0800, Omar Sandoval wrote:
> Cover letter from v1:
>
> This series implements some support for space_cache=v2 in btrfs-progs.
> In particular, this adds support for `btrfs check --clear-space-cache v2`,
> proper printing of the free space tree flags for `btrfs inspect-internal
> dump-super`, and better documentation.
>
> We'd previously talked about always making btrfs-progs always invalidate
> the free space tree when doing write operations, but I decided that this
> should be an action explicitly requested by the user. It'd also be
> unsafe if using a kernel without the free space tree valid bit support,
> which is why I didn't implement a `btrfs check --invalidate-free-space-cache`
> option. Doing the full clear is always safe.
>
> Still missing is full read-write support, but this should hopefully
> cover most btrfs-progs usage.
>
> Changes since v1:
>
> - Change unsigned -> unsigned int argument to
> btrfs_check_fs_compatability() in patch 3
> - Remove BUG_ON() in btrfs_del_root() in patch 4
> - Return error from btrfs_free_tree_block() in patch 4
> - Handle errors from btrfs_free_tree_block() and clean_tree_block() in
> patch 4
> - Add Qu Wenruo's Reviewed-by to patches 3, 4, and 5
>
> Thanks!
>
> Omar Sandoval (6):
> btrfs-progs: add the FREE_SPACE_TREE_VALID compat_ro bit definition
> btrfs-progs: format FREE_SPACE_TREE{,_VALID} nicely in dump-super
> btrfs-progs: add OPEN_CTREE_INVALIDATE_FST flag
> btrfs-progs: add btrfs_clear_free_space_tree() from the kernel
> btrfs-progs: implement btrfs check --clear-space-cache v2
> btrfs-progs: document space_cache=v2 more thoroughly
Applied, thanks.
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