From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-x242.google.com (mail-pf0-x242.google.com [IPv6:2607:f8b0:400e:c00::242]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3yL88b5fhXzDqXj for ; Mon, 23 Oct 2017 19:05:19 +1100 (AEDT) Received: by mail-pf0-x242.google.com with SMTP id b85so16513089pfj.13 for ; Mon, 23 Oct 2017 01:05:19 -0700 (PDT) From: Nicholas Piggin To: linuxppc-dev@lists.ozlabs.org Cc: Nicholas Piggin Subject: [PATCH v2 0/3] avoid secondary hold spinloop when possible Date: Mon, 23 Oct 2017 18:05:04 +1000 Message-Id: <20171023080507.21974-1-npiggin@gmail.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , I've made this series only avoid the secondary spinloop on powernv. pSeries is a little bit more complicated, some cases in kexec the secondaries will be at 0x60. I haven't had time to get all that sorted out for this merge window, so OPAL-only this time. Nicholas Piggin (3): powerpc/powernv: Always stop secondaries before reboot/shutdown powerpc: use NMI IPI for smp_send_stop powerpc/powernv: Avoid waiting for secondary hold spinloop with OPAL arch/powerpc/include/asm/opal.h | 2 +- arch/powerpc/kernel/head_64.S | 16 +++++++++++----- arch/powerpc/kernel/setup_64.c | 10 +++++++++- arch/powerpc/kernel/smp.c | 9 +++++---- arch/powerpc/platforms/powernv/opal-flash.c | 28 +--------------------------- arch/powerpc/platforms/powernv/setup.c | 15 +++++---------- 6 files changed, 32 insertions(+), 48 deletions(-) -- 2.13.3