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ARM: 7577/1: arch/add syscall_get_arch 

Provide an ARM implementation of syscall_get_arch. This is a pre-requisite
for CONFIG_HAVE_ARCH_SECCOMP_FILTER.

Signed-off-by: Will Drewry <wad@chromium.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Will Drewry 2012-11-15 22:11:29 +01:00 committed by Russell King
parent 9ecb47de34
commit 1f59d13bee
1 changed files with 9 additions and 0 deletions
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9
arch/arm/include/asm/syscall.h
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@ -7,6 +7,8 @@
#ifndef _ASM_ARM_SYSCALL_H
#define _ASM_ARM_SYSCALL_H
#include <linux/audit.h> /* for AUDIT_ARCH_* */
#include <linux/elf.h> /* for ELF_EM */
#include <linux/err.h>
#include <linux/sched.h>
@ -95,4 +97,11 @@ static inline void syscall_set_arguments(struct task_struct *task,
memcpy(&regs->ARM_r0 + i, args, n * sizeof(args[0]));
}
static inline int syscall_get_arch(struct task_struct *task,
struct pt_regs *regs)
{
/* ARM tasks don't change audit architectures on the fly. */
return AUDIT_ARCH_ARM;
}
#endif /* _ASM_ARM_SYSCALL_H */