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Date: Thu, 16 Feb 2017 23:25:29 +0100
From: Pavel Machek <pavel@ucw.cz>
To: Laura Abbott <labbott@redhat.com>
Cc: Kees Cook <keescook@chromium.org>, Mark Rutland <mark.rutland@arm.com>,
        linux-doc@vger.kernel.org, Catalin Marinas <catalin.marinas@arm.com>,
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        Jason Wessel <jason.wessel@windriver.com>,
        Martin Schwidefsky <schwidefsky@de.ibm.com>,
        Robin Murphy <robin.murphy@arm.com>
Subject: Re: [PATCHv3 2/2] arch: Rename CONFIG_DEBUG_RODATA and
 CONFIG_DEBUG_MODULE_RONX
Message-ID: <20170216222529.GA7531@amd>
References: <1486427518-14819-1-git-send-email-labbott@redhat.com>
 <1486427518-14819-3-git-send-email-labbott@redhat.com>
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Hi!

> =20
> -config DEBUG_RODATA
> +config STRICT_KERNEL_RWX
>  	bool "Make kernel text and rodata read-only" if ARCH_OPTIONAL_KERNEL_RWX
>  	depends on ARCH_HAS_STRICT_KERNEL_RWX
>  	default !ARCH_OPTIONAL_KERNEL_RWX ||

Debug features are expected to have runtime cost, so kconfig help is
silent about those. But there are runtime costs, right? It would be
nice to mention them in the help text...

								Pavel

--=20
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo=
g.html

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