linux-kernel - Re: [PATCH] Documentation patch (gcc-plugins kernel)

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Date:   Thu, 1 Aug 2019 13:14:43 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Robin Lindner <robin.lindner1@...nline.de>
Cc:     re.emese@...il.com, kernel-hardening@...ts.openwall.com,
        Alexander Popov <alex.popov@...ux.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Documentation patch (gcc-plugins kernel)

On Thu, Aug 01, 2019 at 09:30:58AM +0200, Robin Lindner wrote:
> Cleaned documentation comment up. I removed the "TODO" because it was very old.

Hi, please send these patches "normally" (cc maintainers, include lkml,
inline not attachments, etc):
https://www.kernel.org/doc/html/latest/process/submitting-patches.html

> ---
>  scripts/gcc-plugins/stackleak_plugin.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/scripts/gcc-plugins/stackleak_plugin.c b/scripts/gcc-plugins/stackleak_plugin.c
> index dbd37460c573e..d8ba12c3bb238 100644
> --- a/scripts/gcc-plugins/stackleak_plugin.c
> +++ b/scripts/gcc-plugins/stackleak_plugin.c
> @@ -144,8 +144,6 @@ static unsigned int stackleak_instrument_execute(void)
>  	 *
>  	 * Case in point: native_save_fl on amd64 when optimized for size
>  	 * clobbers rdx if it were instrumented here.
> -	 *
> -	 * TODO: any more special cases?
>  	 */
>  	if (is_leaf &&
>  	    !TREE_PUBLIC(current_function_decl) &&

As to the content of the patch, let's also CC Alexander...

Are there no more special cases?

-- 
Kees Cook