linux-kernel - Re: more build problems with "Makefile: move stackprotector availability out of Kconfig"

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Date:   Tue, 17 Oct 2017 19:52:06 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Kees Cook <keescook@...omium.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>
Subject: Re: more build problems with "Makefile: move stackprotector
 availability out of Kconfig"

On Tue, Oct 17, 2017 at 08:47:06PM +0200, Arnd Bergmann wrote:

> To clarify: with my gcc-4.9/gcc-5 build, -mstack-protector-guard=tls
> has no effect,
> the output is the same as with -mstack-protector-guard=global using the Ubuntu
> compilers of the same version.

Jumping in here...  on IRC Arnd suggested reverting 123c48cf899d
("Makefile: introduce CONFIG_CC_STACKPROTECTOR_AUTO") from -next.  What
do you think Kees?

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