Re: [PATCHv3 2/2] arch: Rename CONFIG_DEBUG_RODATA and CONFIG_DEBUG_MODULE_RONX

From	Pavel Machek <pavel@ucw.cz>
Newsgroups	linux.kernel
Subject	Re: [PATCHv3 2/2] arch: Rename CONFIG_DEBUG_RODATA and CONFIG_DEBUG_MODULE_RONX
Date	2017-02-16 23:30 +0100
Message-ID	<tbCIO-4eZ-27@gated-at.bofh.it> (permalink)
References	<t81Z7-3QF-3@gated-at.bofh.it> <t81Z7-3QF-1@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Hi!

>  
> -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

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

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Re: [PATCHv3 2/2] arch: Rename CONFIG_DEBUG_RODATA and  CONFIG_DEBUG_MODULE_RONX Pavel Machek <pavel@ucw.cz> - 2017-02-16 23:30 +0100
  Re: [PATCHv3 2/2] arch: Rename CONFIG_DEBUG_RODATA and CONFIG_DEBUG_MODULE_RONX Kees Cook <keescook@chromium.org> - 2017-02-17 02:10 +0100
    Re: [PATCHv3 2/2] arch: Rename CONFIG_DEBUG_RODATA and  CONFIG_DEBUG_MODULE_RONX Helge Deller <deller@gmx.de> - 2017-02-17 09:30 +0100
    Re: [PATCHv3 2/2] arch: Rename CONFIG_DEBUG_RODATA and  CONFIG_DEBUG_MODULE_RONX Mark Rutland <mark.rutland@arm.com> - 2017-02-17 19:30 +0100
    Re: [PATCHv3 2/2] arch: Rename CONFIG_DEBUG_RODATA and  CONFIG_DEBUG_MODULE_RONX Ingo Molnar <mingo@kernel.org> - 2017-02-20 08:30 +0100

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