linux-kernel - [PATCH v3 11/13] powerpc: select HAVE_SECCOMP_FILTER and provide seccomp

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Message-Id: <1306897845-9393-11-git-send-email-wad@chromium.org>
Date:	Tue, 31 May 2011 22:10:43 -0500
From:	Will Drewry <wad@...omium.org>
To:	linux-kernel@...r.kernel.org
Cc:	kees.cook@...onical.com, torvalds@...ux-foundation.org,
	tglx@...utronix.de, mingo@...e.hu, rostedt@...dmis.org,
	jmorris@...ei.org, Will Drewry <wad@...omium.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH v3 11/13] powerpc: select HAVE_SECCOMP_FILTER and provide seccomp_execve

Facilitate the use of CONFIG_SECCOMP_FILTER by wrapping compatibility
system call numbering for execve and selecting HAVE_SECCOMP_FILTER.

Signed-off-by: Will Drewry <wad@...omium.org>
---
 arch/powerpc/Kconfig               |    1 +
 arch/powerpc/include/asm/seccomp.h |    2 ++
 2 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 8f4d50b..0bd4574 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -137,6 +137,7 @@ config PPC
 	select HAVE_HW_BREAKPOINT if PERF_EVENTS && PPC_BOOK3S_64
 	select HAVE_GENERIC_HARDIRQS
 	select HAVE_SPARSE_IRQ
+	select HAVE_SECCOMP_FILTER
 	select IRQ_PER_CPU
 	select GENERIC_IRQ_SHOW
 	select GENERIC_IRQ_SHOW_LEVEL
diff --git a/arch/powerpc/include/asm/seccomp.h b/arch/powerpc/include/asm/seccomp.h
index 00c1d91..3cb9cc1 100644
--- a/arch/powerpc/include/asm/seccomp.h
+++ b/arch/powerpc/include/asm/seccomp.h
@@ -7,10 +7,12 @@
 #define __NR_seccomp_write __NR_write
 #define __NR_seccomp_exit __NR_exit
 #define __NR_seccomp_sigreturn __NR_rt_sigreturn
+#define __NR_seccomp_execve __NR_execve
 
 #define __NR_seccomp_read_32 __NR_read
 #define __NR_seccomp_write_32 __NR_write
 #define __NR_seccomp_exit_32 __NR_exit
 #define __NR_seccomp_sigreturn_32 __NR_sigreturn
+#define __NR_seccomp_execve_32 __NR_execve
 
 #endif	/* _ASM_POWERPC_SECCOMP_H */
-- 
1.7.0.4

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