Re: [PATCH 0/5] btrfs: some fixes around unused block deletion

[Ivan Shapovalov <intelfx@intelfx.name>]

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On 2024-01-25 at 10:26 +0000, fdmanana@kernel.org wrote:
> From: Filipe Manana <fdmanana@suse.com>
> 
> These fix a couple issues regarding block group deletion, either
> deleting
> an unused block group when it shouldn't be deleted due to outstanding
> reservations relying on the block group, or unused block groups never
> getting deleted since they were created due to pessimistic space
> reservation and ended up never being used. More details on the change
> logs of each patch.
> 
> Filipe Manana (5):
>   btrfs: add and use helper to check if block group is used
>   btrfs: do not delete unused block group if it may be used soon
>   btrfs: add new unused block groups to the list of unused block
> groups
>   btrfs: document what the spinlock unused_bgs_lock protects
>   btrfs: add comment about list_is_singular() use at
> btrfs_delete_unused_bgs()
> 
>  fs/btrfs/block-group.c | 87
> +++++++++++++++++++++++++++++++++++++++++-
>  fs/btrfs/block-group.h |  7 ++++
>  fs/btrfs/fs.h          |  3 ++
>  3 files changed, 95 insertions(+), 2 deletions(-)
> 

Still broken for me, unfortunately.

-- 
Ivan Shapovalov / intelfx /

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