From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932136Ab3EQVjl (ORCPT ); Fri, 17 May 2013 17:39:41 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:54408 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757351Ab3EQViH (ORCPT ); Fri, 17 May 2013 17:38:07 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, John David Anglin , Helge Deller Subject: [ 098/102] parisc: use long branch in fork_like macro Date: Fri, 17 May 2013 14:36:53 -0700 Message-Id: <20130517213254.576824991@linuxfoundation.org> X-Mailer: git-send-email 1.8.3.rc0.20.gb99dd2e In-Reply-To: <20130517213244.277411019@linuxfoundation.org> References: <20130517213244.277411019@linuxfoundation.org> User-Agent: quilt/0.60-5.1.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: John David Anglin commit bbbfde782084b4f0d85ddffb88f1cf4650ff40e4 upstream. The "b" branch instruction used in the fork_like macro only can handle 17-bit pc-relative offsets. This fails with an out of range offset with some .config files. Rewrite to use the "be" instruction which can branch to any address in a space. Signed-off-by: John David Anglin Signed-off-by: Helge Deller Signed-off-by: Greg Kroah-Hartman --- arch/parisc/kernel/entry.S | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/arch/parisc/kernel/entry.S +++ b/arch/parisc/kernel/entry.S @@ -1709,7 +1709,8 @@ ENTRY(sys_\name\()_wrapper) ldo TASK_REGS(%r1),%r1 reg_save %r1 mfctl %cr27, %r28 - b sys_\name + ldil L%sys_\name, %r31 + be R%sys_\name(%sr4,%r31) STREG %r28, PT_CR27(%r1) ENDPROC(sys_\name\()_wrapper) .endm