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Date:   Wed, 16 Feb 2022 09:04:34 -0800
From:   Christoph Hellwig <hch@infradead.org>
To:     Haimin Zhang <tcs.kernel@gmail.com>
Cc:     Jens Axboe <axboe@kernel.dk>, linux-block@vger.kernel.org
Subject: Re: [PATCH] block-map: add __GFP_ZERO flag for alloc_page in
 function bio_copy_kern
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Looks good:

Reviewed-by: Christoph Hellwig <hch@lst.de>