Re: [PATCH v2 7/9] null_blk: discard zones on reset

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To: Damien Le Moal <damien.lemoal@xxxxxxx>
Subject: Re: [PATCH v2 7/9] null_blk: discard zones on reset
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Wed, 11 Nov 2020 08:14:19 +0000
Cc: linux-block@xxxxxxxxxxxxxxx, Jens Axboe <axboe@xxxxxxxxx>
In-reply-to: <20201111051648.635300-8-damien.lemoal@wdc.com>
References: <20201111051648.635300-1-damien.lemoal@wdc.com> <20201111051648.635300-8-damien.lemoal@wdc.com>

On Wed, Nov 11, 2020 at 02:16:46PM +0900, Damien Le Moal wrote:
> When memory backing is enabled, use null_handle_discard() to free the
> backing memory used by a zone when the zone is being reset.
> 
> Signed-off-by: Damien Le Moal <damien.lemoal@xxxxxxx>

Looks good,

Reviewed-by: Christoph Hellwig <hch@xxxxxx>

References:
- [PATCH v2 0/9] null_blk fixes, improvements and cleanup
  - From: Damien Le Moal
- [PATCH v2 7/9] null_blk: discard zones on reset
  - From: Damien Le Moal

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