linux-kernel - Re: [PATCH 1/3] x86, acpi: Eliminate saved

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Message-ID: <20150615085852.GE4255@pd.tnic>
Date:	Mon, 15 Jun 2015 10:58:52 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	Denys Vlasenko <dvlasenk@...hat.com>
Cc:	Ingo Molnar <mingo@...nel.org>, Pavel Machek <pavel@....cz>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andy Lutomirski <luto@...capital.net>,
	Oleg Nesterov <oleg@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Alexei Starovoitov <ast@...mgrid.com>,
	Will Drewry <wad@...omium.org>,
	Kees Cook <keescook@...omium.org>, x86@...nel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] x86, acpi: Eliminate saved_eip

On Sun, Jun 14, 2015 at 03:23:08PM +0200, Denys Vlasenko wrote:
> It always contains the address of "ret_point" label

This commit message is very laconic - I had to go look at the code just
to see what you mean. I guess it should be something like:

"Get rid of the global variable saved_eip as it is only written to and
jump directly to ret_point instead. No functionality change."

Other than that, patch looks ok.

> Run-tested.
> 
> Signed-off-by: Denys Vlasenko <dvlasenk@...hat.com>
> CC: Pavel Machek <pavel@....cz>
> CC: Linus Torvalds <torvalds@...ux-foundation.org>
> CC: Steven Rostedt <rostedt@...dmis.org>
> CC: Ingo Molnar <mingo@...nel.org>
> CC: Borislav Petkov <bp@...en8.de>
> CC: "H. Peter Anvin" <hpa@...or.com>
> CC: Andy Lutomirski <luto@...capital.net>
> CC: Oleg Nesterov <oleg@...hat.com>
> CC: Frederic Weisbecker <fweisbec@...il.com>
> CC: Alexei Starovoitov <ast@...mgrid.com>
> CC: Will Drewry <wad@...omium.org>
> CC: Kees Cook <keescook@...omium.org>
> CC: x86@...nel.org
> CC: linux-kernel@...r.kernel.org
> ---
>  arch/x86/kernel/acpi/wakeup_32.S | 10 +---------
>  1 file changed, 1 insertion(+), 9 deletions(-)

Reviewed-by: Borislav Petkov <bp@...e.de>

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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