linux-kernel - Re: [PATCH v10 4/9] test_firmware: add partial read support for request_firmware_into

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Message-ID: <b62a45d4-3df0-9e2f-f328-153277b8236e@broadcom.com>
Date:   Tue, 7 Jul 2020 21:09:49 -0700
From:   Scott Branden <scott.branden@...adcom.com>
To:     Kees Cook <keescook@...omium.org>
Cc:     Luis Chamberlain <mcgrof@...nel.org>,
        Wolfram Sang <wsa@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        David Brown <david.brown@...aro.org>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Shuah Khan <shuah@...nel.org>, bjorn.andersson@...aro.org,
        Shuah Khan <skhan@...uxfoundation.org>,
        Arnd Bergmann <arnd@...db.de>,
        Mimi Zohar <zohar@...ux.ibm.com>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-fsdevel@...r.kernel.org,
        BCM Kernel Feedback <bcm-kernel-feedback-list@...adcom.com>,
        Olof Johansson <olof@...om.net>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        Colin Ian King <colin.king@...onical.com>,
        Takashi Iwai <tiwai@...e.de>, linux-kselftest@...r.kernel.org,
        Andy Gross <agross@...nel.org>,
        linux-integrity@...r.kernel.org,
        linux-security-module@...r.kernel.org
Subject: Re: [PATCH v10 4/9] test_firmware: add partial read support for
 request_firmware_into_buf



On 2020-07-07 4:59 p.m., Kees Cook wrote:
> On Mon, Jul 06, 2020 at 04:23:04PM -0700, Scott Branden wrote:
>> Add additional hooks to test_firmware to pass in support
>> for partial file read using request_firmware_into_buf.
>> buf_size: size of buffer to request firmware into
>> partial: indicates that a partial file request is being made
>> file_offset: to indicate offset into file to request
>>
>> Signed-off-by: Scott Branden <scott.branden@...adcom.com>
> I am a fan of tests. :) If Luis gives an Ack here, you're good.
There were not even any tests for request_firmware_into_buf before I 
started this partial read support.
Fortunately those base changes have already been accepted so I think 
this change is a simple addition to those accepted patches.
>