linux-kernel - Re: [PATCH v3 04/11] platform/x86: asus-wmi: Improve DSTS WMI method ID detection

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Thu, 9 May 2019 19:29:17 +0200
From:   Yurii Pavlovskyi <yurii.pavlovskyi@...il.com>
To:     Daniel Drake <drake@...lessm.com>,
        Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Corentin Chary <corentin.chary@...il.com>,
        Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>,
        acpi4asus-user <acpi4asus-user@...ts.sourceforge.net>,
        Platform Driver <platform-driver-x86@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Len Brown <lenb@...nel.org>,
        ACPI Devel Maling List <linux-acpi@...r.kernel.org>
Subject: Re: [PATCH v3 04/11] platform/x86: asus-wmi: Improve DSTS WMI method
 ID detection

On 08.05.19 15:36, Andy Shevchenko wrote:> On Fri, Apr 19, 2019 at 1:08 PM
Yurii Pavlovskyi
> <yurii.pavlovskyi@...il.com> wrote:
>>         int rv;
>> +       char *wmi_uid;
>
> Keep them in reversed spruce order.

What do you mean by that? Do you mean like this?
+ char *wmi_uid;
int rv;
int err;

>> +#define ASUS_WMI_METHODID_DSTS         0x53544344 /* Device STatuS
(DCTS) */
>
> It's not clear from the description what 'C' stands for.
> Is there any specification which describes the difference and actual
> abbreviations?
>
Not that I know of. Daniel had written some research in the previous
version thread regarding where it is used, but as I understand from current
implementation the functional difference is not really there, as it serves
the same purpose as DSTS, just for another hardware.

On 09.05.19 08:08, Daniel Drake wrote:
> For clarity I think the constants could be renamed as
> ASUS_WMI_METHODID_DCTS and ASUS_WMI_METHODID_DSTS.
>
Agree, that'll be better.

Thanks,
Yurii