From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from 18.mo5.mail-out.ovh.net (18.mo5.mail-out.ovh.net [178.33.45.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 40FhFV51kpzF24w for ; Tue, 3 Apr 2018 17:54:38 +1000 (AEST) Received: from player716.ha.ovh.net (unknown [10.109.122.38]) by mo5.mail-out.ovh.net (Postfix) with ESMTP id 119E2199F09 for ; Tue, 3 Apr 2018 09:16:09 +0200 (CEST) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: linuxppc-dev@lists.ozlabs.org Cc: Michael Ellerman , Benjamin Herrenschmidt , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Subject: [PATCH 3/4] powerpc/xive: shutdown XIVE when kexec or kdump is performed Date: Tue, 3 Apr 2018 09:15:47 +0200 Message-Id: <20180403071548.19829-4-clg@kaod.org> In-Reply-To: <20180403071548.19829-1-clg@kaod.org> References: <20180403071548.19829-1-clg@kaod.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , The hcall H_INT_RESET should be called to make sure XIVE is fully reseted. Signed-off-by: Cédric Le Goater --- arch/powerpc/platforms/pseries/kexec.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/platforms/pseries/kexec.c b/arch/powerpc/platforms/pseries/kexec.c index eeb13429d685..1d9bbf8e7357 100644 --- a/arch/powerpc/platforms/pseries/kexec.c +++ b/arch/powerpc/platforms/pseries/kexec.c @@ -52,8 +52,11 @@ void pseries_kexec_cpu_down(int crash_shutdown, int secondary) } } - if (xive_enabled()) + if (xive_enabled()) { xive_kexec_teardown_cpu(secondary); - else + + if (!secondary) + xive_shutdown(); + } else xics_kexec_teardown_cpu(secondary); } -- 2.13.6