linux-kernel - Re: x86 arch updates also broke s390

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20080201095252.GA30229@elte.hu>
Date:	Fri, 1 Feb 2008 10:52:52 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Martin Schwidefsky <schwidefsky@...ibm.com>
Cc:	Adrian Bunk <bunk@...sta.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>, Nick Piggin <npiggin@...e.de>,
	heiko.carstens@...ibm.com, linux390@...ibm.com
Subject: Re: x86 arch updates also broke s390


* Ingo Molnar <mingo@...e.hu> wrote:

> > Defining GENERIC_LOCKBREAK in arch/s390/Kconfig takes care of it. 
> > I'll cook up a patch and queue it in git390.
> 
> the one below should do the trick.

ah, i see the one you queued up (below) is even better :)

	Ingo

------------->
Subject: [PATCH] Define GENERIC_LOCKBREAK.

From: Martin Schwidefsky <schwidefsky@...ibm.com>

Fix compile error:

  CC      arch/s390/kernel/asm-offsets.s
In file included from 
arch/s390/kernel/asm-offsets.c:7:
include/linux/sched.h: In function 'spin_needbreak':
include/linux/sched.h:1931: error: implicit declaration of function '__raw_spin_is_contended'
make[2]: *** [arch/s390/kernel/asm-offsets.s] Error 1

Signed-off-by: Martin Schwidefsky <schwidefsky@...ibm.com>
---

 arch/s390/Kconfig |    5 +++++
 1 file changed, 5 insertions(+)

diff -urpN linux-2.6/arch/s390/Kconfig linux-2.6-patched/arch/s390/Kconfig
--- linux-2.6/arch/s390/Kconfig	2008-01-31 13:57:33.000000000 +0100
+++ linux-2.6-patched/arch/s390/Kconfig	2008-01-31 13:57:42.000000000 +0100
@@ -47,6 +47,11 @@ config NO_IOMEM
 config NO_DMA
 	def_bool y
 
+config GENERIC_LOCKBREAK
+	bool
+	default y
+	depends on SMP && PREEMPT
+
 mainmenu "Linux Kernel Configuration"
 
 config S390
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/