From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-x243.google.com (mail-pf0-x243.google.com [IPv6:2607:f8b0:400e:c00::243]) (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 3w3cCC3v8LzDq7g for ; Thu, 13 Apr 2017 20:16:39 +1000 (AEST) Received: by mail-pf0-x243.google.com with SMTP id o126so9988628pfb.1 for ; Thu, 13 Apr 2017 03:16:38 -0700 (PDT) From: Nicholas Piggin To: Michael Ellerman Cc: Nicholas Piggin , linuxppc-dev@lists.ozlabs.org Subject: [PATCH 0/4 v2] doorbell patches for POWER9 Date: Thu, 13 Apr 2017 20:16:20 +1000 Message-Id: <20170413101624.26628-1-npiggin@gmail.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Since last: - Ported up to powerpc next (thanks mpe) - Dropped darn workaround from DD1 for now. - Dropped the guest doorbell hack. It's not an immediate problem and will be tackled in other ways. Nicholas Piggin (4): powerpc: change the doorbell IPI calling convention powerpc: Introduce msgsnd/doorbell barrier primitives powerpc/64s: avoid branch for ppc_msgsnd powerpc/powernv: POWER9 support for msgsnd/doorbell IPI arch/powerpc/include/asm/dbell.h | 40 +++++++++++++++------ arch/powerpc/include/asm/feature-fixups.h | 20 +++++++++++ arch/powerpc/include/asm/ppc-opcode.h | 2 ++ arch/powerpc/include/asm/ppc_asm.h | 8 +++++ arch/powerpc/include/asm/smp.h | 4 +-- arch/powerpc/include/asm/xics.h | 2 +- arch/powerpc/kernel/dbell.c | 58 +++++++++++++++++++++++++++---- arch/powerpc/kernel/smp.c | 27 +++++++------- arch/powerpc/platforms/85xx/smp.c | 11 ++---- arch/powerpc/platforms/powermac/smp.c | 2 +- arch/powerpc/platforms/powernv/smp.c | 47 +++++++++++++++++++++---- arch/powerpc/platforms/pseries/smp.c | 27 ++++++-------- arch/powerpc/sysdev/xics/icp-hv.c | 2 +- arch/powerpc/sysdev/xics/icp-native.c | 12 +------ arch/powerpc/sysdev/xics/icp-opal.c | 2 +- arch/powerpc/sysdev/xics/xics-common.c | 3 -- arch/powerpc/sysdev/xive/common.c | 6 ++-- 17 files changed, 186 insertions(+), 87 deletions(-) -- 2.11.0