From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D1D6FC17441 for ; Wed, 13 Nov 2019 02:18:04 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 84A7222459 for ; Wed, 13 Nov 2019 02:18:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="z2YH+04G" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 84A7222459 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 47CSv91klRzDqPy for ; Wed, 13 Nov 2019 13:17:57 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=198.145.29.99; helo=mail.kernel.org; envelope-from=sashal@kernel.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="z2YH+04G"; dkim-atps=neutral Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (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 47CSKn6kJzzF64N for ; Wed, 13 Nov 2019 12:52:29 +1100 (AEDT) Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7C916204EC; Wed, 13 Nov 2019 01:52:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573609948; bh=Ycvnrnc+r8e976pY0C2jgMR3cLTmLBzx60oilPkByKs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=z2YH+04GTqOAR+f4BxhDUkXGeQlLsC9mgbt+eOkYBlyeEPhNy+6ek8hA8LLDidzyh BvmWe7qEo6XQf5gBEkNuARqt7JfDpAWWzJ4IwIoKwaIBSNTEy/iiECoGIUl2AeRUJX 4cc9zO9Oh8N/DEEg5CK1g76KeMn5TdLfYGrgx53U= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 085/209] powerpc/64s/radix: Explicitly flush ERAT with local LPID invalidation Date: Tue, 12 Nov 2019 20:48:21 -0500 Message-Id: <20191113015025.9685-85-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191113015025.9685-1-sashal@kernel.org> References: <20191113015025.9685-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sasha Levin , linuxppc-dev@lists.ozlabs.org, Nicholas Piggin Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" From: Nicholas Piggin [ Upstream commit 053c5a753e951c5dd1729af2cf4d8107f2e6e09b ] Local radix TLB flush operations that operate on congruence classes have explicit ERAT flushes for POWER9. The process scoped LPID flush did not have a flush, so add it. Signed-off-by: Nicholas Piggin Signed-off-by: Nicholas Piggin Signed-off-by: Michael Ellerman Signed-off-by: Sasha Levin --- arch/powerpc/mm/tlb-radix.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/powerpc/mm/tlb-radix.c b/arch/powerpc/mm/tlb-radix.c index 0cddae4263f96..21441ff17b92b 100644 --- a/arch/powerpc/mm/tlb-radix.c +++ b/arch/powerpc/mm/tlb-radix.c @@ -366,6 +366,7 @@ static inline void _tlbiel_lpid_guest(unsigned long lpid, unsigned long ric) __tlbiel_lpid_guest(lpid, set, RIC_FLUSH_TLB); asm volatile("ptesync": : :"memory"); + asm volatile(PPC_INVALIDATE_ERAT : : :"memory"); } -- 2.20.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3C393C43331 for ; Wed, 13 Nov 2019 01:52:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0A52322459 for ; Wed, 13 Nov 2019 01:52:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573609956; bh=Ycvnrnc+r8e976pY0C2jgMR3cLTmLBzx60oilPkByKs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=BDvNyjAWCAurOm2hXUWbXn2K+9B6k3+RlYK+d6GuqQHHgUUn/1v9atXrAdbrV29Fw HCpLoWTpOYaKk6taHC/LeK8d3ME5KFzBTtH5T6T6WSmzMd6NqH/PrDfOuTIiKjnvyT rt5jPIYas2YYMpwsz7YoETPU7NfDH96YRnrMx4YI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728217AbfKMBwf (ORCPT ); Tue, 12 Nov 2019 20:52:35 -0500 Received: from mail.kernel.org ([198.145.29.99]:41278 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728290AbfKMBw2 (ORCPT ); Tue, 12 Nov 2019 20:52:28 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7C916204EC; Wed, 13 Nov 2019 01:52:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573609948; bh=Ycvnrnc+r8e976pY0C2jgMR3cLTmLBzx60oilPkByKs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=z2YH+04GTqOAR+f4BxhDUkXGeQlLsC9mgbt+eOkYBlyeEPhNy+6ek8hA8LLDidzyh BvmWe7qEo6XQf5gBEkNuARqt7JfDpAWWzJ4IwIoKwaIBSNTEy/iiECoGIUl2AeRUJX 4cc9zO9Oh8N/DEEg5CK1g76KeMn5TdLfYGrgx53U= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Nicholas Piggin , Michael Ellerman , Sasha Levin , linuxppc-dev@lists.ozlabs.org Subject: [PATCH AUTOSEL 4.19 085/209] powerpc/64s/radix: Explicitly flush ERAT with local LPID invalidation Date: Tue, 12 Nov 2019 20:48:21 -0500 Message-Id: <20191113015025.9685-85-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191113015025.9685-1-sashal@kernel.org> References: <20191113015025.9685-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Nicholas Piggin [ Upstream commit 053c5a753e951c5dd1729af2cf4d8107f2e6e09b ] Local radix TLB flush operations that operate on congruence classes have explicit ERAT flushes for POWER9. The process scoped LPID flush did not have a flush, so add it. Signed-off-by: Nicholas Piggin Signed-off-by: Nicholas Piggin Signed-off-by: Michael Ellerman Signed-off-by: Sasha Levin --- arch/powerpc/mm/tlb-radix.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/powerpc/mm/tlb-radix.c b/arch/powerpc/mm/tlb-radix.c index 0cddae4263f96..21441ff17b92b 100644 --- a/arch/powerpc/mm/tlb-radix.c +++ b/arch/powerpc/mm/tlb-radix.c @@ -366,6 +366,7 @@ static inline void _tlbiel_lpid_guest(unsigned long lpid, unsigned long ric) __tlbiel_lpid_guest(lpid, set, RIC_FLUSH_TLB); asm volatile("ptesync": : :"memory"); + asm volatile(PPC_INVALIDATE_ERAT : : :"memory"); } -- 2.20.1