From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752382Ab3BCMqb (ORCPT ); Sun, 3 Feb 2013 07:46:31 -0500 Received: from mail-lb0-f170.google.com ([209.85.217.170]:59718 "EHLO mail-lb0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752023Ab3BCMq3 (ORCPT ); Sun, 3 Feb 2013 07:46:29 -0500 From: Artem Savkov To: x86@kernel.org, linux-kernel@vger.kernel.org Cc: Al Viro , Artem Savkov Subject: [PATCH] asmlinkage tag for sys_iopl Date: Sun, 3 Feb 2013 16:46:22 +0400 Message-Id: <1359895582-5482-1-git-send-email-artem.savkov@gmail.com> X-Mailer: git-send-email 1.8.1.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org asmlinkage tag seems to be missing from sys_iopl prototype rendering iopl syscalls unusable, i.e. every call returns -EINVAL. Most likely introduced in 9e0b2428bc6a6c6df90bb701ca843820727cadf0. Signed-off-by: Artem Savkov --- arch/x86/include/asm/syscalls.h | 2 +- arch/x86/kernel/ioport.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/include/asm/syscalls.h b/arch/x86/include/asm/syscalls.h index 13f078c..6cf0a9c 100644 --- a/arch/x86/include/asm/syscalls.h +++ b/arch/x86/include/asm/syscalls.h @@ -18,7 +18,7 @@ /* Common in X86_32 and X86_64 */ /* kernel/ioport.c */ asmlinkage long sys_ioperm(unsigned long, unsigned long, int); -long sys_iopl(unsigned int); +asmlinkage long sys_iopl(unsigned int); /* kernel/ldt.c */ asmlinkage int sys_modify_ldt(int, void __user *, unsigned long); diff --git a/arch/x86/kernel/ioport.c b/arch/x86/kernel/ioport.c index 5f98381..b1127a0 100644 --- a/arch/x86/kernel/ioport.c +++ b/arch/x86/kernel/ioport.c @@ -93,7 +93,7 @@ asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int turn_on) * on system-call entry - see also fork() and the signal handling * code. */ -long sys_iopl(unsigned int level) +asmlinkage long sys_iopl(unsigned int level) { struct pt_regs *regs = current_pt_regs(); unsigned int old = (regs->flags >> 12) & 3; -- 1.8.1.1