linux-kernel - Re: [PATCH v3 2/3] x86/tboot: Fail extended mode reduced hardware sleep

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <CAOvdn6UyPDBLPg5Q-RW-VZp5FBkj+qDWrNZV-HEY3oj05CovrQ@mail.gmail.com>
Date:	Wed, 26 Jun 2013 10:55:43 -0400
From:	Ben Guthro <benjamin.guthro@...rix.com>
To:	Jan Beulich <JBeulich@...e.com>
Cc:	Ben Guthro <benjamin.guthro@...rix.com>,
	Gang Wei <gang.wei@...el.com>,
	tboot-devel@...ts.sourceforge.net, xen-devel@...ts.xen.org,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	"Rafaell J . Wysocki" <rjw@...k.pl>, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/3] x86/tboot: Fail extended mode reduced hardware sleep

On Wed, Jun 26, 2013 at 10:44 AM, Jan Beulich <JBeulich@...e.com> wrote:
>>>> On 26.06.13 at 16:06, Ben Guthro <benjamin.guthro@...rix.com> wrote:
>> --- a/arch/x86/kernel/tboot.c
>> +++ b/arch/x86/kernel/tboot.c
>> @@ -273,7 +273,8 @@ static void tboot_copy_fadt(const struct acpi_table_fadt *fadt)
>>               offsetof(struct acpi_table_facs, firmware_waking_vector);
>>  }
>>
>> -static int tboot_sleep(u8 sleep_state, u32 pm1a_control, u32 pm1b_control)
>> +static int tboot_sleep(u8 sleep_state, u32 pm1a_control, u32 pm1b_control,
>> +                    u8 extended)
>
> I don't see why this couldn't remain "bool" - the only complain was
> that ACPI CA shouldn't use it.
>
> Jan

I changed it, in order to keep the prototypes consistent.
Having the function pointer be defined with one signature in the
acpica code, and another in the os implementation seems like a
maintenance problem.

Ben

>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@...r.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at  http://www.tux.org/lkml/
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/