linux-kernel - Re: [PATCH v6 05/10] nvmet: implement namespace identify descriptor list

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Message-ID: <20170608075209.GA14359@lst.de>
Date:   Thu, 8 Jun 2017 09:52:09 +0200
From:   Christoph Hellwig <hch@....de>
To:     Johannes Thumshirn <jthumshirn@...e.de>
Cc:     Christoph Hellwig <hch@....de>, Sagi Grimberg <sagi@...mberg.me>,
        Keith Busch <keith.busch@...el.com>,
        Hannes Reinecke <hare@...e.de>,
        Max Gurtovoy <maxg@...lanox.com>,
        Linux NVMe Mailinglist <linux-nvme@...ts.infradead.org>,
        Linux Kernel Mailinglist <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v6 05/10] nvmet: implement namespace identify
        descriptor list

On Thu, Jun 08, 2017 at 09:49:35AM +0200, Johannes Thumshirn wrote:
> On 06/08/2017 09:44 AM, Christoph Hellwig wrote:
> >> +	if (sg_zeroout_area(req->sg, req->sg_cnt, NVME_IDENTIFY_DATA_SIZE, off)
> > 
> > Shouldn;t the third argument be NVME_IDENTIFY_DATA_SIZE - off in theory?
> > It's probably fine as is as the S/G helpers deal with overflows
> > gracefully, but still..
> 
> Ahm yes. *doh*
> 
> Can you fix it up when applying?

Sure.