From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e23smtp08.au.ibm.com (e23smtp08.au.ibm.com [202.81.31.141]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e23smtp08.au.ibm.com", Issuer "Equifax" (verified OK)) by ozlabs.org (Postfix) with ESMTPS id B2F8CB6EEB for ; Tue, 8 Mar 2011 17:37:40 +1100 (EST) Received: from d23relay05.au.ibm.com (d23relay05.au.ibm.com [202.81.31.247]) by e23smtp08.au.ibm.com (8.14.4/8.13.1) with ESMTP id p286WXfG019364 for ; Tue, 8 Mar 2011 17:32:33 +1100 Received: from d23av03.au.ibm.com (d23av03.au.ibm.com [9.190.234.97]) by d23relay05.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id p286bdhX2052146 for ; Tue, 8 Mar 2011 17:37:39 +1100 Received: from d23av03.au.ibm.com (loopback [127.0.0.1]) by d23av03.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id p286bd80021115 for ; Tue, 8 Mar 2011 17:37:39 +1100 From: Benjamin Herrenschmidt To: linuxppc-dev@ozlabs.org Subject: [PATCH 18/18] powerpc/pmac/smp: Remove no-longer needed preempt workaround Date: Tue, 8 Mar 2011 17:37:30 +1100 Message-Id: <1299566250-10516-19-git-send-email-benh@kernel.crashing.org> In-Reply-To: <1299566250-10516-1-git-send-email-benh@kernel.crashing.org> References: <1299566250-10516-1-git-send-email-benh@kernel.crashing.org> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , The generic code properly re-initializes the preempt count in the idle thread now Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/platforms/powermac/smp.c | 7 ------- 1 files changed, 0 insertions(+), 7 deletions(-) diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c index ce5b4f5..a830c5e 100644 --- a/arch/powerpc/platforms/powermac/smp.c +++ b/arch/powerpc/platforms/powermac/smp.c @@ -951,13 +951,6 @@ static void pmac_cpu_die(void) smp_wmb(); /* - * during the path that leads here preemption is disabled, - * reenable it now so that when coming up preempt count is - * zero correctly - */ - preempt_enable(); - - /* * Re-enable interrupts. The NAP code needs to enable them * anyways, do it now so we deal with the case where one already * happened while soft-disabled. -- 1.7.1