From mboxrd@z Thu Jan 1 00:00:00 1970 From: Don Zickus Subject: Re: linux-next: Tree for December 10 (x86 nmi_watchdog) Date: Mon, 13 Dec 2010 10:37:19 -0500 Message-ID: <20101213153719.GD18577@redhat.com> References: <20101210135746.0cf6cbcd.sfr@canb.auug.org.au> <20101210092533.4f426650.randy.dunlap@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mx1.redhat.com ([209.132.183.28]:12285 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751873Ab0LMPht (ORCPT ); Mon, 13 Dec 2010 10:37:49 -0500 Content-Disposition: inline In-Reply-To: Sender: linux-next-owner@vger.kernel.org List-ID: To: Rakib Mullick Cc: Randy Dunlap , Stephen Rothwell , linux-next@vger.kernel.org, LKML , Ingo Molnar , Thomas Gleixner , x86@kernel.org On Sun, Dec 12, 2010 at 11:27:02AM +0600, Rakib Mullick wrote: > On Fri, Dec 10, 2010 at 11:25 PM, Randy Dunlap wrote: > > On Fri, 10 Dec 2010 13:57:46 +1100 Stephen Rothwell wrote: > > > >> Hi all, > >> > >> Changes since 20101209: > > > > > > arch/x86/kernel/apic/hw_nmi.c:28: error: redefinition of 'touch_nmi= _watchdog' > > include/linux/nmi.h:22: note: previous definition of 'touch_nmi_wat= chdog' was here > > > Hello Randy, >=20 > Please checkout the following patch. Does it work? This fixes the problem. Sorry about that. I need to remember to try m= ore random config options to catch these things. ----8<--- =46rom: Don Zickus Date: Mon, 13 Dec 2010 10:31:58 -0500 Subject: [PATCH] x86, watchdog: Compile fix when CONFIG_LOCAL_APIC not = enabled MIME-Version: 1.0 Content-Type: text/plain; charset=3DUTF-8 Content-Transfer-Encoding: 8bit When adjusting the code to handle removing the old nmi watchdog, I forgot to consider the compile case when the local apic is not enabled. This small change fixes the compile warning: arch/x86/kernel/apic/hw_nmi.c:28:6: error: redefinition of =E2=80=98tou= ch_nmi_watchdog=E2=80=99 Signed-off-by: Don Zickus --- arch/x86/kernel/apic/hw_nmi.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/arch/x86/kernel/apic/hw_nmi.c b/arch/x86/kernel/apic/hw_nm= i.c index c558e11..93da91d 100644 --- a/arch/x86/kernel/apic/hw_nmi.c +++ b/arch/x86/kernel/apic/hw_nmi.c @@ -17,6 +17,7 @@ #include #include =20 +#ifdef ARCH_HAS_NMI_WATCHDOG #ifdef CONFIG_HARDLOCKUP_DETECTOR u64 hw_nmi_get_sample_period(void) { @@ -31,6 +32,8 @@ void touch_nmi_watchdog(void) } EXPORT_SYMBOL(touch_nmi_watchdog); #endif +#endif + #ifdef arch_trigger_all_cpu_backtrace /* For reliability, we're prepared to waste bits here. */ static DECLARE_BITMAP(backtrace_mask, NR_CPUS) __read_mostly; --=20 1.7.3.2