ARCH: AUDIT: implement syscall_get_arch for all arches

For all arches which support audit implement syscall_get_arch()
They are all pretty easy and straight forward, stolen from how the call
to audit_syscall_entry() determines the arch.

Based-on-patch-by: Richard Briggs <rgb@redhat.com>
Signed-off-by: Eric Paris <eparis@redhat.com>
Cc: linux-ia64@vger.kernel.org
Cc: microblaze-uclinux@itee.uq.edu.au
Cc: linux-mips@linux-mips.org
Cc: linux@lists.openrisc.net
Cc: linux-parisc@vger.kernel.org
Cc: linuxppc-dev@lists.ozlabs.org
Cc: sparclinux@vger.kernel.org
This commit is contained in:
Eric Paris 2014-03-11 13:50:46 -04:00
parent 0451623ad7
commit ce5d112827
8 changed files with 49 additions and 1 deletions

View file

@ -13,6 +13,7 @@
#ifndef _ASM_SYSCALL_H
#define _ASM_SYSCALL_H 1
#include <uapi/linux/audit.h>
#include <linux/sched.h>
#include <linux/err.h>
@ -79,4 +80,9 @@ static inline void syscall_set_arguments(struct task_struct *task,
ia64_syscall_get_set_arguments(task, regs, i, n, args, 1);
}
static inline int syscall_get_arch(void)
{
return AUDIT_ARCH_IA64;
}
#endif /* _ASM_SYSCALL_H */

View file

@ -1,6 +1,7 @@
#ifndef __ASM_MICROBLAZE_SYSCALL_H
#define __ASM_MICROBLAZE_SYSCALL_H
#include <uapi/linux/audit.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <asm/ptrace.h>
@ -99,4 +100,8 @@ static inline void syscall_set_arguments(struct task_struct *task,
asmlinkage long do_syscall_trace_enter(struct pt_regs *regs);
asmlinkage void do_syscall_trace_leave(struct pt_regs *regs);
static inline int syscall_get_arch(void)
{
return AUDIT_ARCH_MICROBLAZE;
}
#endif /* __ASM_MICROBLAZE_SYSCALL_H */

View file

@ -129,7 +129,7 @@ extern const unsigned long sysn32_call_table[];
static inline int syscall_get_arch(void)
{
int arch = EM_MIPS;
int arch = AUDIT_ARCH_MIPS;
#ifdef CONFIG_64BIT
if (!test_thread_flag(TIF_32BIT_REGS))
arch |= __AUDIT_ARCH_64BIT;

View file

@ -19,6 +19,7 @@
#ifndef __ASM_OPENRISC_SYSCALL_H__
#define __ASM_OPENRISC_SYSCALL_H__
#include <uapi/linux/audit.h>
#include <linux/err.h>
#include <linux/sched.h>
@ -71,4 +72,8 @@ syscall_set_arguments(struct task_struct *task, struct pt_regs *regs,
memcpy(&regs->gpr[3 + i], args, n * sizeof(args[0]));
}
static inline int syscall_get_arch(void)
{
return AUDIT_ARCH_OPENRISC;
}
#endif

View file

@ -3,6 +3,8 @@
#ifndef _ASM_PARISC_SYSCALL_H_
#define _ASM_PARISC_SYSCALL_H_
#include <uapi/linux/audit.h>
#include <linux/compat.h>
#include <linux/err.h>
#include <asm/ptrace.h>
@ -37,4 +39,13 @@ static inline void syscall_get_arguments(struct task_struct *tsk,
}
}
static inline int syscall_get_arch(void)
{
int arch = AUDIT_ARCH_PARISC;
#ifdef CONFIG_64BIT
if (!is_compat_task())
arch = AUDIT_ARCH_PARISC64;
#endif
return arch;
}
#endif /*_ASM_PARISC_SYSCALL_H_*/

View file

@ -13,6 +13,8 @@
#ifndef _ASM_SYSCALL_H
#define _ASM_SYSCALL_H 1
#include <uapi/linux/audit.h>
#include <linux/compat.h>
#include <linux/sched.h>
/* ftrace syscalls requires exporting the sys_call_table */
@ -86,4 +88,14 @@ static inline void syscall_set_arguments(struct task_struct *task,
memcpy(&regs->gpr[3 + i], args, n * sizeof(args[0]));
}
static inline int syscall_get_arch(void)
{
int arch = AUDIT_ARCH_PPC;
#ifdef CONFIG_PPC64
if (!is_32bit_task())
arch = AUDIT_ARCH_PPC64;
#endif
return arch;
}
#endif /* _ASM_SYSCALL_H */

View file

@ -1,9 +1,11 @@
#ifndef __ASM_SPARC_SYSCALL_H
#define __ASM_SPARC_SYSCALL_H
#include <uapi/linux/audit.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <asm/ptrace.h>
#include <asm/thread_info.h>
/*
* The syscall table always contains 32 bit pointers since we know that the
@ -124,4 +126,10 @@ static inline void syscall_set_arguments(struct task_struct *task,
regs->u_regs[UREG_I0 + i + j] = args[j];
}
static inline int syscall_get_arch(void)
{
return test_thread_flag(TIF_32BIT) ? AUDIT_ARCH_SPARC
: AUDIT_ARCH_SPARC64;
}
#endif /* __ASM_SPARC_SYSCALL_H */

View file

@ -351,6 +351,7 @@ enum {
#define AUDIT_ARCH_IA64 (EM_IA_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
#define AUDIT_ARCH_M32R (EM_M32R)
#define AUDIT_ARCH_M68K (EM_68K)
#define AUDIT_ARCH_MICROBLAZE (EM_MICROBLAZE)
#define AUDIT_ARCH_MIPS (EM_MIPS)
#define AUDIT_ARCH_MIPSEL (EM_MIPS|__AUDIT_ARCH_LE)
#define AUDIT_ARCH_MIPS64 (EM_MIPS|__AUDIT_ARCH_64BIT)