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Groups > linux.kernel > #1275748
| From | Kees Cook <keescook@chromium.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 1/2] arch: consolidate CONFIG_STRICT_DEVM in lib/Kconfig.debug |
| Date | 2015-11-23 20:00 +0100 |
| Message-ID | <qy4vg-5JC-5@gated-at.bofh.it> (permalink) |
| References | <qxtYK-6Ax-5@gated-at.bofh.it> <qxUvV-7DO-9@gated-at.bofh.it> <qy2Wu-4QZ-17@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Mon, Nov 23, 2015 at 9:12 AM, Dan Williams <dan.j.williams@intel.com> wrote: > On Mon, Nov 23, 2015 at 12:12 AM, Ingo Molnar <mingo@kernel.org> wrote: >> >> * Dan Williams <dan.j.williams@intel.com> wrote: >> >>> Let all the archs that implement CONFIG_STRICT_DEVM use a common >>> definition in lib/Kconfig.debug. >> >> For the x86 bit: >> >> Acked-by: Ingo Molnar <mingo@kernel.org> >> >>> Note, the 'depends on !SPARC' is due to sparc not implementing >>> devmem_is_allowed(). >> >> Maybe that should be converted into a helper Kconfig switch for architectures to >> opt in to /dev/mem restrictions? > > Sure, easy enough to add a ARCH_HAS_DEVMEM_IS_ALLOWED opt-in. Is there some hidden meaning about the difference between ARCH_HAS_... and HAVE_ARCH_... and HAVE_... ? -Kees -- Kees Cook Chrome OS Security -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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[PATCH 1/2] arch: consolidate CONFIG_STRICT_DEVM in lib/Kconfig.debug Dan Williams <dan.j.williams@intel.com> - 2015-11-22 05:00 +0100
[PATCH 2/2] restrict /dev/mem to idle io memory ranges Dan Williams <dan.j.williams@intel.com> - 2015-11-22 05:00 +0100
Re: [PATCH 2/2] restrict /dev/mem to idle io memory ranges Kees Cook <keescook@chromium.org> - 2015-11-23 20:10 +0100
Re: [PATCH 1/2] arch: consolidate CONFIG_STRICT_DEVM in lib/Kconfig.debug Ingo Molnar <mingo@kernel.org> - 2015-11-23 09:20 +0100
Re: [PATCH 1/2] arch: consolidate CONFIG_STRICT_DEVM in lib/Kconfig.debug Dan Williams <dan.j.williams@intel.com> - 2015-11-23 18:20 +0100
Re: [PATCH 1/2] arch: consolidate CONFIG_STRICT_DEVM in lib/Kconfig.debug Kees Cook <keescook@chromium.org> - 2015-11-23 20:00 +0100
Re: [PATCH 1/2] arch: consolidate CONFIG_STRICT_DEVM in lib/Kconfig.debug Ingo Molnar <mingo@kernel.org> - 2015-11-24 09:30 +0100
Re: [PATCH 1/2] arch: consolidate CONFIG_STRICT_DEVM in lib/Kconfig.debug Heiko Carstens <heiko.carstens@de.ibm.com> - 2015-11-23 11:00 +0100
Re: [PATCH 1/2] arch: consolidate CONFIG_STRICT_DEVM in lib/Kconfig.debug Dan Williams <dan.j.williams@intel.com> - 2015-11-23 18:20 +0100
Re: [PATCH 1/2] arch: consolidate CONFIG_STRICT_DEVM in lib/Kconfig.debug Catalin Marinas <catalin.marinas@arm.com> - 2015-11-23 11:20 +0100
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