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Message-ID: <20140225152535.GG16640@madcap2.tricolour.ca>
Date:	Tue, 25 Feb 2014 10:25:35 -0500
From:	Richard Guy Briggs <rgb@...hat.com>
To:	AKASHI Takahiro <takahiro.akashi@...aro.org>
Cc:	eparis@...hat.com, catalin.marinas@....com, will.deacon@....com,
	linux-arm-kernel@...ts.infradead.org,
	linaro-kernel@...ts.linaro.org, linux-kernel@...r.kernel.org,
	linux-audit@...hat.com, x86@...nel.org,
	linux-alpha@...r.kernel.org, linux-ia64@...r.kernel.org,
	linux-parisc@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
	linux-s390@...r.kernel.org, linux-sh@...r.kernel.org,
	sparclinux@...r.kernel.org,
	user-mode-linux-devel@...ts.sourceforge.net,
	user-mode-linux-user@...ts.sourceforge.net
Subject: Re: [PATCH v2 1/1] audit: Add CONFIG_HAVE_ARCH_AUDITSYSCALL

On 14/02/25, AKASHI Takahiro wrote:
> Currently AUDITSYSCALL has a long list of architecture depencency:
>        depends on AUDIT && (X86 || PARISC || PPC || S390 || IA64 || UML ||
> 		SPARC64 || SUPERH || (ARM && AEABI && !OABI_COMPAT) || ALPHA)
> The purpose of this patch is to replace it with HAVE_ARCH_AUDITSYSCALL
> for simplicity.
> 
> Signed-off-by: AKASHI Takahiro <takahiro.akashi@...aro.org>

Acked-by: Richard Guy Briggs <rgb@...hat.com>

> ---
>  arch/alpha/Kconfig     |    1 +
>  arch/arm/Kconfig       |    1 +
>  arch/ia64/Kconfig      |    1 +
>  arch/parisc/Kconfig    |    1 +
>  arch/powerpc/Kconfig   |    1 +
>  arch/s390/Kconfig      |    1 +
>  arch/sh/Kconfig        |    1 +
>  arch/sparc/Kconfig     |    1 +
>  arch/um/Kconfig.common |    1 +
>  arch/x86/Kconfig       |    1 +
>  init/Kconfig           |    5 ++++-
>  11 files changed, 14 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
> index f6c6b34..b7ff9a3 100644
> --- a/arch/alpha/Kconfig
> +++ b/arch/alpha/Kconfig
> @@ -22,6 +22,7 @@ config ALPHA
>  	select GENERIC_SMP_IDLE_THREAD
>  	select GENERIC_STRNCPY_FROM_USER
>  	select GENERIC_STRNLEN_USER
> +	select HAVE_ARCH_AUDITSYSCALL
>  	select HAVE_MOD_ARCH_SPECIFIC
>  	select MODULES_USE_ELF_RELA
>  	select ODD_RT_SIGACTION
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index e254198..ca79340 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -24,6 +24,7 @@ config ARM
>  	select GENERIC_STRNCPY_FROM_USER
>  	select GENERIC_STRNLEN_USER
>  	select HARDIRQS_SW_RESEND
> +	select HAVE_ARCH_AUDITSYSCALL if (AEABI && !OABI_COMPAT)
>  	select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL
>  	select HAVE_ARCH_KGDB
>  	select HAVE_ARCH_SECCOMP_FILTER if (AEABI && !OABI_COMPAT)
> diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
> index 0c8e553..5409bf4 100644
> --- a/arch/ia64/Kconfig
> +++ b/arch/ia64/Kconfig
> @@ -44,6 +44,7 @@ config IA64
>  	select HAVE_MOD_ARCH_SPECIFIC
>  	select MODULES_USE_ELF_RELA
>  	select ARCH_USE_CMPXCHG_LOCKREF
> +	select HAVE_ARCH_AUDITSYSCALL
>  	default y
>  	help
>  	  The Itanium Processor Family is Intel's 64-bit successor to
> diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
> index bb2a8ec..1faefed 100644
> --- a/arch/parisc/Kconfig
> +++ b/arch/parisc/Kconfig
> @@ -28,6 +28,7 @@ config PARISC
>  	select CLONE_BACKWARDS
>  	select TTY # Needed for pdc_cons.c
>  	select HAVE_DEBUG_STACKOVERFLOW
> +	select HAVE_ARCH_AUDITSYSCALL
>  
>  	help
>  	  The PA-RISC microprocessor is designed by Hewlett-Packard and used
> diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
> index 957bf34..7b3b8fe 100644
> --- a/arch/powerpc/Kconfig
> +++ b/arch/powerpc/Kconfig
> @@ -141,6 +141,7 @@ config PPC
>  	select HAVE_DEBUG_STACKOVERFLOW
>  	select HAVE_IRQ_EXIT_ON_IRQ_STACK
>  	select ARCH_USE_CMPXCHG_LOCKREF if PPC64
> +	select HAVE_ARCH_AUDITSYSCALL
>  
>  config GENERIC_CSUM
>  	def_bool CPU_LITTLE_ENDIAN
> diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
> index 65a0775..1b58568 100644
> --- a/arch/s390/Kconfig
> +++ b/arch/s390/Kconfig
> @@ -103,6 +103,7 @@ config S390
>  	select GENERIC_SMP_IDLE_THREAD
>  	select GENERIC_TIME_VSYSCALL
>  	select HAVE_ALIGNED_STRUCT_PAGE if SLUB
> +	select HAVE_ARCH_AUDITSYSCALL
>  	select HAVE_ARCH_JUMP_LABEL if !MARCH_G5
>  	select HAVE_ARCH_SECCOMP_FILTER
>  	select HAVE_ARCH_TRACEHOOK
> diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
> index 6357710..4addd87 100644
> --- a/arch/sh/Kconfig
> +++ b/arch/sh/Kconfig
> @@ -42,6 +42,7 @@ config SUPERH
>  	select MODULES_USE_ELF_RELA
>  	select OLD_SIGSUSPEND
>  	select OLD_SIGACTION
> +	select HAVE_ARCH_AUDITSYSCALL
>  	help
>  	  The SuperH is a RISC processor targeted for use in embedded systems
>  	  and consumer electronics; it was also used in the Sega Dreamcast
> diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
> index c51efdc..9c74d6b 100644
> --- a/arch/sparc/Kconfig
> +++ b/arch/sparc/Kconfig
> @@ -77,6 +77,7 @@ config SPARC64
>  	select ARCH_HAVE_NMI_SAFE_CMPXCHG
>  	select HAVE_C_RECORDMCOUNT
>  	select NO_BOOTMEM
> +	select HAVE_ARCH_AUDITSYSCALL
>  
>  config ARCH_DEFCONFIG
>  	string
> diff --git a/arch/um/Kconfig.common b/arch/um/Kconfig.common
> index 21ca44c..6915d28 100644
> --- a/arch/um/Kconfig.common
> +++ b/arch/um/Kconfig.common
> @@ -1,6 +1,7 @@
>  config UML
>  	bool
>  	default y
> +	select HAVE_ARCH_AUDITSYSCALL
>  	select HAVE_UID16
>  	select GENERIC_IRQ_SHOW
>  	select GENERIC_CPU_DEVICES
> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> index 0af5250..2938365 100644
> --- a/arch/x86/Kconfig
> +++ b/arch/x86/Kconfig
> @@ -127,6 +127,7 @@ config X86
>  	select HAVE_DEBUG_STACKOVERFLOW
>  	select HAVE_IRQ_EXIT_ON_IRQ_STACK if X86_64
>  	select HAVE_CC_STACKPROTECTOR
> +	select HAVE_ARCH_AUDITSYSCALL
>  
>  config INSTRUCTION_DECODER
>  	def_bool y
> diff --git a/init/Kconfig b/init/Kconfig
> index 009a797..d4ec53d 100644
> --- a/init/Kconfig
> +++ b/init/Kconfig
> @@ -282,9 +282,12 @@ config AUDIT
>  	  logging of avc messages output).  Does not do system-call
>  	  auditing without CONFIG_AUDITSYSCALL.
>  
> +config HAVE_ARCH_AUDITSYSCALL
> +	bool
> +
>  config AUDITSYSCALL
>  	bool "Enable system-call auditing support"
> -	depends on AUDIT && (X86 || PARISC || PPC || S390 || IA64 || UML || SPARC64 || SUPERH || (ARM && AEABI && !OABI_COMPAT) || ALPHA)
> +	depends on AUDIT && HAVE_ARCH_AUDITSYSCALL
>  	default y if SECURITY_SELINUX
>  	help
>  	  Enable low-overhead system-call auditing infrastructure that
> -- 
> 1.7.9.5
> 

- RGB

--
Richard Guy Briggs <rbriggs@...hat.com>
Senior Software Engineer, Kernel Security, AMER ENG Base Operating Systems, Red Hat
Remote, Ottawa, Canada
Voice: +1.647.777.2635, Internal: (81) 32635, Alt: +1.613.693.0684x3545
--
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