From: Dmitry Selyutin <ghostmansd@gmail.com>
Date: Fri, 22 Sep 2023 18:30:22 +0000 (+0300)
Subject: syscalls: introduce syscall arguments length
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2017ec1008030a7d1f2d7a8a51ee1e505e71cdb6;p=openpower-isa.git

syscalls: introduce syscall arguments length
---

diff --git a/src/openpower/syscalls/__init__.py b/src/openpower/syscalls/__init__.py
index d89ecdb9..bf86718d 100644
--- a/src/openpower/syscalls/__init__.py
+++ b/src/openpower/syscalls/__init__.py
@@ -33,11 +33,14 @@ class Syscall:
     def host(self):
         return self.__host
 
+    def __len__(self):
+        return len(self.__parameters)
+
     def __repr__(self):
         return f"{self.__class__.__name__}({self.entry} {self.guest}=>{self.host})"
 
     def __call__(self, *arguments):
-        if len(arguments) != len(self.__parameters):
+        if len(arguments) < len(self):
             raise ValueError("conflict between arguments and parameters")
 
         for index in range(len(arguments)):