linux-kernel - Re: [PATCH 3/6] block: Create scsi

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Message-ID: <CAGXu5jJ0Sice+fdpWgzBhQR=NGz-DT9qmYVdV1GeH73_q9pbmw@mail.gmail.com>
Date:   Tue, 22 May 2018 11:59:07 -0700
From:   Kees Cook <keescook@...omium.org>
To:     "Martin K. Petersen" <martin.petersen@...cle.com>
Cc:     Christoph Hellwig <hch@...radead.org>,
        Jens Axboe <axboe@...nel.dk>,
        James Bottomley <James.Bottomley@...senpartnership.com>,
        Tejun Heo <tj@...nel.org>, Borislav Petkov <bp@...en8.de>,
        "David S. Miller" <davem@...emloft.net>,
        "Manoj N. Kumar" <manoj@...ux.vnet.ibm.com>,
        "Matthew R. Ochs" <mrochs@...ux.vnet.ibm.com>,
        Uma Krishnan <ukrishn@...ux.vnet.ibm.com>,
        linux-block <linux-block@...r.kernel.org>,
        linux-ide@...r.kernel.org, linux-scsi@...r.kernel.org,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/6] block: Create scsi_sense.h for SCSI and ATAPI

On Tue, May 22, 2018 at 11:50 AM, Martin K. Petersen
<martin.petersen@...cle.com> wrote:
>
> Christoph,
>
>> On Tue, May 22, 2018 at 11:15:09AM -0700, Kees Cook wrote:
>>> Both SCSI and ATAPI share the sense header. In preparation for using the
>>> struct scsi_sense_hdr more widely, move this into a separate header and
>>> move the helper function to scsi_ioctl.c which is linked with CONFIG_IDE
>>> by way of CONFIG_BLK_SCSI_REQUEST.
>>
>> Please keep the code where it is and just depend on SCSI on the legacy
>> ide driver.  No need to do gymnastics just for a legacy case.
>
> Yup, I agree.

Oh, er, this was mainly done at Jens's request. Jens, can you advise?

-Kees

-- 
Kees Cook
Pixel Security