Re: [PATCH v4 2/3] btrfs: add comments for btrfs_check_can_nocow() and can_nocow_extent()

Subject: Re: [PATCH v4 2/3] btrfs: add comments for btrfs_check_can_nocow() and can_nocow_extent()
From: Johannes Thumshirn <Johannes.Thumshirn@xxxxxxx>
Date: Tue, 23 Jun 2020 08:35:27 +0000
Accept-language: en-US
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References: <20200623052112.198682-1-wqu@suse.com> <20200623052112.198682-3-wqu@suse.com>
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Looks good,
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>

References:
- [PATCH v4 0/3] btrfs: allow btrfs_truncate_block() to fallback to nocow for data space reservation
  - From: Qu Wenruo
- [PATCH v4 2/3] btrfs: add comments for btrfs_check_can_nocow() and can_nocow_extent()
  - From: Qu Wenruo