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-rw-r--r--arch/hexagon/include/asm/syscall.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/hexagon/include/asm/syscall.h b/arch/hexagon/include/asm/syscall.h
index 4f054b1ddef5..f6e454f18038 100644
--- a/arch/hexagon/include/asm/syscall.h
+++ b/arch/hexagon/include/asm/syscall.h
@@ -9,6 +9,8 @@
#define _ASM_HEXAGON_SYSCALL_H
#include <uapi/linux/audit.h>
+#include <linux/err.h>
+#include <asm/ptrace.h>
typedef long (*syscall_fn)(unsigned long, unsigned long,
unsigned long, unsigned long,
@@ -31,6 +33,18 @@ static inline void syscall_get_arguments(struct task_struct *task,
memcpy(args, &(&regs->r00)[0], 6 * sizeof(args[0]));
}
+static inline long syscall_get_error(struct task_struct *task,
+ struct pt_regs *regs)
+{
+ return IS_ERR_VALUE(regs->r00) ? regs->r00 : 0;
+}
+
+static inline long syscall_get_return_value(struct task_struct *task,
+ struct pt_regs *regs)
+{
+ return regs->r00;
+}
+
static inline int syscall_get_arch(struct task_struct *task)
{
return AUDIT_ARCH_HEXAGON;