From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.92] helo=mail.sourceforge.net) by sc8-sf-list1-new.sourceforge.net with esmtp (Exim 4.43) id 1KP3Jl-0004ii-4m for user-mode-linux-devel@lists.sourceforge.net; Fri, 01 Aug 2008 15:41:49 -0700 Received: from saraswathi.solana.com ([198.99.130.12]) by mail.sourceforge.net with esmtps (TLSv1:AES256-SHA:256) (Exim 4.44) id 1KP3Jk-0004MC-Ks for user-mode-linux-devel@lists.sourceforge.net; Fri, 01 Aug 2008 15:41:49 -0700 Date: Fri, 1 Aug 2008 18:41:35 -0400 From: Jeff Dike Message-ID: <20080801224135.GA13735@c2.user-mode-linux.org> MIME-Version: 1.0 Content-Disposition: inline Subject: [uml-devel] [PATCH 13/14] UML - Fix boot crash List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: user-mode-linux-devel-bounces@lists.sourceforge.net Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net To: stable@kernel.org Cc: LKML , uml-devel >From 7ca5503f5ee32fb3cd6aa6eca21a8edfe09a7717 Mon Sep 17 00:00:00 2001 My copying of linux/init.h didn't go far enough. The definition of __used singled out gcc minor version 3, but didn't care what the major version was. This broke when unit-at-a-time was added and gcc started throwing out initcalls. This results in an early boot crash when ptrace tries to initialize a process with an empty, uninitialized register set. Signed-off-by: Jeff Dike Signed-off-by: Linus Torvalds --- arch/um/include/init.h | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-) diff --git a/arch/um/include/init.h b/arch/um/include/init.h index b00a957..37dd097 100644 --- a/arch/um/include/init.h +++ b/arch/um/include/init.h @@ -45,6 +45,8 @@ typedef void (*exitcall_t)(void); # define __section(S) __attribute__ ((__section__(#S))) #endif +#if __GNUC__ == 3 + #if __GNUC_MINOR__ >= 3 # define __used __attribute__((__used__)) #else @@ -52,6 +54,12 @@ typedef void (*exitcall_t)(void); #endif #else +#if __GNUC__ == 4 +# define __used __attribute__((__used__)) +#endif +#endif + +#else #include #endif /* These are for everybody (although not all archs will actually -- 1.5.5.1 ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761599AbYHAWoP (ORCPT ); Fri, 1 Aug 2008 18:44:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757239AbYHAWlu (ORCPT ); Fri, 1 Aug 2008 18:41:50 -0400 Received: from saraswathi.solana.com ([198.99.130.12]:52126 "EHLO saraswathi.solana.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756144AbYHAWlt (ORCPT ); Fri, 1 Aug 2008 18:41:49 -0400 Date: Fri, 1 Aug 2008 18:41:35 -0400 From: Jeff Dike To: stable@kernel.org Cc: LKML , uml-devel Subject: [PATCH 13/14] UML - Fix boot crash Message-ID: <20080801224135.GA13735@c2.user-mode-linux.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >>From 7ca5503f5ee32fb3cd6aa6eca21a8edfe09a7717 Mon Sep 17 00:00:00 2001 My copying of linux/init.h didn't go far enough. The definition of __used singled out gcc minor version 3, but didn't care what the major version was. This broke when unit-at-a-time was added and gcc started throwing out initcalls. This results in an early boot crash when ptrace tries to initialize a process with an empty, uninitialized register set. Signed-off-by: Jeff Dike Signed-off-by: Linus Torvalds --- arch/um/include/init.h | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-) diff --git a/arch/um/include/init.h b/arch/um/include/init.h index b00a957..37dd097 100644 --- a/arch/um/include/init.h +++ b/arch/um/include/init.h @@ -45,6 +45,8 @@ typedef void (*exitcall_t)(void); # define __section(S) __attribute__ ((__section__(#S))) #endif +#if __GNUC__ == 3 + #if __GNUC_MINOR__ >= 3 # define __used __attribute__((__used__)) #else @@ -52,6 +54,12 @@ typedef void (*exitcall_t)(void); #endif #else +#if __GNUC__ == 4 +# define __used __attribute__((__used__)) +#endif +#endif + +#else #include #endif /* These are for everybody (although not all archs will actually -- 1.5.5.1