From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-177.mta0.migadu.com (out-177.mta0.migadu.com [91.218.175.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6DEEA446A2 for ; Mon, 19 Feb 2024 18:58:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.177 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708369105; cv=none; b=d/BtMiIWH59UEDTI49NdcGs/ibtigW5bKZfd/GgratuNAYixh0acXj1IEfc2QDOoWPpCqIHxcIo6Y02xkFiq/JL31dlgVUvKzS3LNGMyzuvtJo/wXtvbs1HILvYTEoE9y8ZyyOPcneAWaZgvQF9OUJ/wugTVbaqjfqPr9EGzxmA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708369105; c=relaxed/simple; bh=5OU0GHTdrAKrf4dsHeadS9f7uXCHbQibWUgINaNMk/w=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=j4s9WZHBJiFeSjKLaedx9fcVgNtppcRuLc2n6qha/WaGive5S+b6E9Sj1nXBm+kEjyc4xHAwfePwFv8J6LUpWdnoihRo7bdn3wCBvcwju3SX19AVBsgQan6PXoz5+y3EPnAGk/0A6+zUHwgwW+u7buAyPWJQ5jQxiTM7fMtSFok= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=EoGXnPCJ; arc=none smtp.client-ip=91.218.175.177 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="EoGXnPCJ" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1708369101; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=pW+8iNQbeLyIbXJPdyK8epJlh98fOASyjU7Mp6Za3ys=; b=EoGXnPCJuOK9jAEWm2hEqf+Nlz33xTl/DnShq8918M7ywhjJ4P8txTql9CiVAZXo0w19Ms n3wG07f6xe/IXqediWEBTfKzf4PSvw8E4vx4xlPFMTKB9WuEoJ8AxMwI9cok6qLJBoosFy 8t4HI2Dl21Qc3YEpGST/4tWy2GDLCBY= From: Oliver Upton To: Thomas Gleixner Cc: Marc Zyngier , Zenghui Yu , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kvmarm@lists.linux.dev, Jing Zhang , Oliver Upton Subject: [PATCH 0/3] irqchip/gic-v3-its: Fix GICv4.1 initialization after kexec Date: Mon, 19 Feb 2024 18:58:05 +0000 Message-ID: <20240219185809.286724-1-oliver.upton@linux.dev> Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT Fix an issue with GICv4.1 redistributor initialization after kexec, ensuring the vPE table gets reinstalled even if the kernel is using preallocated LPI tables. First patch is worthy of a backport back to the introduction of GICv4.1, second two are intended to avoid these mess-ups in the future. Tested by kexec'ing into a new kernel on a GICv4.1 system. Oliver Upton (3): irqchip/gic-v3-its: Do not assume vPE tables are preallocated irqchip/gic-v3-its: Spin off GICv4 init into a separate function irqchip/gic-v3-its: Print the vPE table installed in redistributor drivers/irqchip/irq-gic-v3-its.c | 50 +++++++++++++++++++++----------- 1 file changed, 33 insertions(+), 17 deletions(-) base-commit: 6613476e225e090cc9aad49be7fa504e290dd33d -- 2.44.0.rc0.258.g7320e95886-goog 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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A37CCC48BC3 for ; Mon, 19 Feb 2024 18:58:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=ruwjS3aS1t4VOFGtUNTsN5DNWuaJQ/a1wQIZTCoiaB0=; b=wNsSAeL08+XuOI EnSmJBL+QRlr+cYYvUC2YHxslU7swyHSz4DENRLmEIW3JTE5FQPyPyZBOHYEGBlC1FrpJCK/n6ytA 1dk0uNWWlYikoXEWrs4m4gjMxMaQKOc40zY+HJVQ5l7rSE/uZvH0W0b7Mv8EkTO8BetwS77yz7BAQ ztdqDZuPUhtNVva6ehyf2PjPi6DNW+eHHVx/ugXp9DwB7v50mflZb3aWikNVVCtXgBHYW6/20MADq pBWdzN/K7/3pUGT1anSaBuZncx9su7pQRLJyglAaeuI02is8ZZx3jO+zruIzulOP+h7cnAnFDpuGX 3NMQLz1KPoOw7ESMINYQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rc8qS-0000000Bo8g-0IZ8; Mon, 19 Feb 2024 18:58:28 +0000 Received: from out-187.mta0.migadu.com ([2001:41d0:1004:224b::bb]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rc8qP-0000000Bo5u-2aps for linux-arm-kernel@lists.infradead.org; Mon, 19 Feb 2024 18:58:27 +0000 X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1708369101; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=pW+8iNQbeLyIbXJPdyK8epJlh98fOASyjU7Mp6Za3ys=; b=EoGXnPCJuOK9jAEWm2hEqf+Nlz33xTl/DnShq8918M7ywhjJ4P8txTql9CiVAZXo0w19Ms n3wG07f6xe/IXqediWEBTfKzf4PSvw8E4vx4xlPFMTKB9WuEoJ8AxMwI9cok6qLJBoosFy 8t4HI2Dl21Qc3YEpGST/4tWy2GDLCBY= From: Oliver Upton To: Thomas Gleixner Cc: Marc Zyngier , Zenghui Yu , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kvmarm@lists.linux.dev, Jing Zhang , Oliver Upton Subject: [PATCH 0/3] irqchip/gic-v3-its: Fix GICv4.1 initialization after kexec Date: Mon, 19 Feb 2024 18:58:05 +0000 Message-ID: <20240219185809.286724-1-oliver.upton@linux.dev> MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240219_105825_821589_7462689D X-CRM114-Status: UNSURE ( 6.50 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Fix an issue with GICv4.1 redistributor initialization after kexec, ensuring the vPE table gets reinstalled even if the kernel is using preallocated LPI tables. First patch is worthy of a backport back to the introduction of GICv4.1, second two are intended to avoid these mess-ups in the future. Tested by kexec'ing into a new kernel on a GICv4.1 system. Oliver Upton (3): irqchip/gic-v3-its: Do not assume vPE tables are preallocated irqchip/gic-v3-its: Spin off GICv4 init into a separate function irqchip/gic-v3-its: Print the vPE table installed in redistributor drivers/irqchip/irq-gic-v3-its.c | 50 +++++++++++++++++++++----------- 1 file changed, 33 insertions(+), 17 deletions(-) base-commit: 6613476e225e090cc9aad49be7fa504e290dd33d -- 2.44.0.rc0.258.g7320e95886-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel