linux-kernel - Re: [dm-devel] [PATCH v14 01/11] block: Introduce queue limits and sysfs for copy-offload support

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Message-ID: <170b68ca-b24c-0723-cc54-7fcdc9004bcc@acm.org>
Date:   Fri, 11 Aug 2023 14:56:15 -0700
From:   Bart Van Assche <bvanassche@....org>
To:     Nitesh Shetty <nj.shetty@...sung.com>,
        Jens Axboe <axboe@...nel.dk>, Jonathan Corbet <corbet@....net>,
        Alasdair Kergon <agk@...hat.com>,
        Mike Snitzer <snitzer@...nel.org>, dm-devel@...hat.com,
        Keith Busch <kbusch@...nel.org>,
        Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>,
        Chaitanya Kulkarni <kch@...dia.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Christian Brauner <brauner@...nel.org>
Cc:     Kanchan Joshi <joshi.k@...sung.com>, martin.petersen@...cle.com,
        linux-doc@...r.kernel.org, gost.dev@...sung.com,
        Anuj Gupta <anuj20.g@...sung.com>,
        linux-kernel@...r.kernel.org, linux-nvme@...ts.infradead.org,
        linux-block@...r.kernel.org, mcgrof@...nel.org, dlemoal@...nel.org,
        linux-fsdevel@...r.kernel.org
Subject: Re: [dm-devel] [PATCH v14 01/11] block: Introduce queue limits and
 sysfs for copy-offload support

On 8/11/23 03:52, Nitesh Shetty wrote:
> +/* maximum copy offload length, this is set to 128MB based on current testing */
> +#define COPY_MAX_BYTES		(1 << 27)

Since the COPY_MAX_BYTES constant is only used in source file
block/blk-settings.c it should be moved into that file. If you really
want to keep it in include/linux/blkdev.h, a BLK_ prefix should
be added.

Thanks,

Bart.