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Date:   Thu, 22 Jul 2021 21:08:31 +0200
From:   Christoph Hellwig <hch@lst.de>
To:     Bart Van Assche <bvanassche@acm.org>
Cc:     Christoph Hellwig <hch@lst.de>,
        "Martin K. Petersen" <martin.petersen@oracle.com>,
        Jens Axboe <axboe@kernel.dk>,
        FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>,
        Doug Gilbert <dgilbert@interlog.com>,
        Kai =?iso-8859-1?Q?M=E4kisara?= <Kai.Makisara@kolumbus.fi>,
        linux-block@vger.kernel.org, linux-scsi@vger.kernel.org
Subject: Re: [PATCH 12/24] block: add a queue_max_sectors_bytes helper
Message-ID: <20210722190831.GA14921@lst.de>
References: <20210712054816.4147559-1-hch@lst.de> <20210712054816.4147559-13-hch@lst.de> <f09654a9-a3aa-d75b-0f2a-666cdb02917e@acm.org>
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On Thu, Jul 22, 2021 at 10:37:36AM -0700, Bart Van Assche wrote:
> On 7/11/21 10:48 PM, Christoph Hellwig wrote:
>> +static inline int queue_max_sectors_bytes(struct request_queue *q)
>> +{
>> +	return min_t(unsigned int, queue_max_sectors(q), INT_MAX >> 9) << 9;
>> +}
>
> Should this function return a signed or an unsigned integer? I'm asking 
> because I see 'unsigned int' as the first argument for min_t().

Yes, it really should be unsigned.