Re: [PATCH] btrfs: qgroup: add missing extent changeset release

[David Sterba]

On Tue, Aug 27, 2024 at 06:12:43PM +0300, Fedor Pchelkin wrote:
> The extent changeset may have some additional memory dynamically allocated
> for ulist in result of clear_record_extent_bits() execution.

This can happen, as clear_record_extent_bits adds more data to the
changeset in some cases. What I don't see yet how it happens. An extent
range must be split so that a new entry is added with different bits
set. This is usual thing, but why does this happen with the quotas
disabled.