linux-kernel - Re: [PATCH v1 2/2] Mark functions with the _

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Message-Id: <20160628224043.c543b2b01e776e7757bbb3f4@gmail.com>
Date:	Tue, 28 Jun 2016 22:40:43 +0200
From:	Emese Revfy <re.emese@...il.com>
To:	Joe Perches <joe@...ches.com>
Cc:	kernel-hardening@...ts.openwall.com, pageexec@...email.hu,
	spender@...ecurity.net, mmarek@...e.com, keescook@...omium.org,
	linux-kernel@...r.kernel.org, yamada.masahiro@...ionext.com,
	linux-kbuild@...r.kernel.org, minipli@...linux.so,
	linux@...linux.org.uk, catalin.marinas@....com,
	linux@...musvillemoes.dk, david.brown@...aro.org,
	benh@...nel.crashing.org, tglx@...utronix.de,
	akpm@...ux-foundation.org, jlayton@...chiereds.net, arnd@...db.de
Subject: Re: [PATCH v1 2/2] Mark functions with the __nocapture attribute

On Tue, 28 Jun 2016 09:43:31 -0700
Joe Perches <joe@...ches.com> wrote:

> On Tue, 2016-06-28 at 13:36 +0200, Emese Revfy wrote:
> > The nocapture gcc attribute can be on functions only.
> > The attribute takes one or more unsigned integer constants as parameters
> > that specify the function argument(s) of const char* type to initify.
> 
> Perhaps this should be const <type>*

For me function arguments are the values passed to a function call so
the const char* type is good because this is the only one that the plugin handles
(for now at least).

-- 
Emese