Re: [RFC PATCH v4 01/11] block: introduce BLK_FEAT_WRITE_ZEROES_UNMAP to queue limits features

Subject: Re: [RFC PATCH v4 01/11] block: introduce BLK_FEAT_WRITE_ZEROES_UNMAP to queue limits features
From: Christoph Hellwig <hch@xxxxxx>
Date: Mon, 5 May 2025 13:54:47 +0200
Cc: linux-fsdevel@xxxxxxxxxxxxxxx, linux-ext4@xxxxxxxxxxxxxxx, linux-block@xxxxxxxxxxxxxxx, dm-devel@xxxxxxxxxxxxxxx, linux-nvme@xxxxxxxxxxxxxxxxxxx, linux-scsi@xxxxxxxxxxxxxxx, linux-xfs@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, hch@xxxxxx, tytso@xxxxxxx, djwong@xxxxxxxxxx, john.g.garry@xxxxxxxxxx, bmarzins@xxxxxxxxxx, chaitanyak@xxxxxxxxxx, shinichiro.kawasaki@xxxxxxx, brauner@xxxxxxxxxx, yi.zhang@xxxxxxxxxx, chengzhihao1@xxxxxxxxxx, yukuai3@xxxxxxxxxx, yangerkun@xxxxxxxxxx
In-reply-to: <20250421021509.2366003-2-yi.zhang@huaweicloud.com>
References: <20250421021509.2366003-1-yi.zhang@huaweicloud.com> <20250421021509.2366003-2-yi.zhang@huaweicloud.com>
User-agent: Mutt/1.5.17 (2007-11-01)

Looks good:

Reviewed-by: Christoph Hellwig <hch@xxxxxx>

References:
- [RFC PATCH v4 00/11] fallocate: introduce FALLOC_FL_WRITE_ZEROES flag
  - From: Zhang Yi
- [RFC PATCH v4 01/11] block: introduce BLK_FEAT_WRITE_ZEROES_UNMAP to queue limits features
  - From: Zhang Yi