[PATCH 09/13] hexagon: define syscall_get_arch()

[Dmitry V. Levin]

syscall_get_arch() is required to be implemented on all architectures
that use tracehook_report_syscall_entry() in order to extend
the generic ptrace API with PTRACE_GET_SYSCALL_INFO request.

Signed-off-by: Dmitry V. Levin <l...@altlinux.org>
---
 arch/hexagon/include/asm/syscall.h | 8 ++++++++
 include/uapi/linux/audit.h         | 1 +
 2 files changed, 9 insertions(+)

diff --git a/arch/hexagon/include/asm/syscall.h 
b/arch/hexagon/include/asm/syscall.h
index 4af9c7b6f13a..de3917aad3fd 100644
--- a/arch/hexagon/include/asm/syscall.h
+++ b/arch/hexagon/include/asm/syscall.h
@@ -21,6 +21,8 @@
 #ifndef _ASM_HEXAGON_SYSCALL_H
 #define _ASM_HEXAGON_SYSCALL_H
 
+#include <uapi/linux/audit.h>
+
 typedef long (*syscall_fn)(unsigned long, unsigned long,
        unsigned long, unsigned long,
        unsigned long, unsigned long);
@@ -43,4 +45,10 @@ static inline void syscall_get_arguments(struct task_struct 
*task,
        BUG_ON(i + n > 6);
        memcpy(args, &(&regs->r00)[i], n * sizeof(args[0]));
 }
+
+static inline int syscall_get_arch(void)
+{
+       return AUDIT_ARCH_HEXAGON;
+}
+
 #endif
diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
index 2319283f00e5..d5a4f623e47e 100644
--- a/include/uapi/linux/audit.h
+++ b/include/uapi/linux/audit.h
@@ -382,6 +382,7 @@ enum {
 #define AUDIT_ARCH_CRIS                (EM_CRIS|__AUDIT_ARCH_LE)
 #define AUDIT_ARCH_FRV         (EM_FRV)
 #define AUDIT_ARCH_H8300       (EM_H8_300)
+#define AUDIT_ARCH_HEXAGON     (EM_HEXAGON)
 #define AUDIT_ARCH_I386                (EM_386|__AUDIT_ARCH_LE)
 #define AUDIT_ARCH_IA64                
(EM_IA_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
 #define AUDIT_ARCH_M32R                (EM_M32R)
-- 
ldv