Message ID | 20201117122110.824580079@linuxfoundation.org |
---|---|
State | Superseded |
Headers | show
Return-Path: <stable-owner@kernel.org> 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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, 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 29249C64E7A for <stable@archiver.kernel.org>; Tue, 17 Nov 2020 14:04:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CF8EE20829 for <stable@archiver.kernel.org>; Tue, 17 Nov 2020 14:04:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="rDeodMik" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729631AbgKQODw (ORCPT <rfc822;stable@archiver.kernel.org>); Tue, 17 Nov 2020 09:03:52 -0500 Received: from mail.kernel.org ([198.145.29.99]:41054 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729634AbgKQNL2 (ORCPT <rfc822;stable@vger.kernel.org>); Tue, 17 Nov 2020 08:11:28 -0500 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 947042151B; Tue, 17 Nov 2020 13:11:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1605618688; bh=3uCbvFkz7ftTmGmmmbXlOs5RjKWiK5OgCyKJxqptNqY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=rDeodMik0+gGOBbT4zutl2dWw/qZUyEU7z1mpZQqnguTnaWCIvKVL+n2pZSUSD9hD RtNXbCki0psWTAZ1HD2FF/uVgvJCWAQ6YzZDjvUkr/+GViYmeDL/RSrLjmdNsQ34GJ R35LlcidviBWsOkmDiCYAaLNUM11JplyV9z4ABxc= From: Greg Kroah-Hartman <gregkh@linuxfoundation.org> To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>, stable@vger.kernel.org, Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>, Joerg Roedel <jroedel@suse.de>, Sasha Levin <sashal@kernel.org> Subject: [PATCH 4.9 35/78] iommu/amd: Increase interrupt remapping table limit to 512 entries Date: Tue, 17 Nov 2020 14:05:01 +0100 Message-Id: <20201117122110.824580079@linuxfoundation.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201117122109.116890262@linuxfoundation.org> References: <20201117122109.116890262@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: <stable.vger.kernel.org> X-Mailing-List: stable@vger.kernel.org |
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diff --git a/drivers/iommu/amd_iommu_types.h b/drivers/iommu/amd_iommu_types.h index da3fbf82d1cf4..e19c05d9e84ba 100644 --- a/drivers/iommu/amd_iommu_types.h +++ b/drivers/iommu/amd_iommu_types.h @@ -383,7 +383,11 @@ extern bool amd_iommu_np_cache; /* Only true if all IOMMUs support device IOTLBs */ extern bool amd_iommu_iotlb_sup; -#define MAX_IRQS_PER_TABLE 256 +/* + * AMD IOMMU hardware only support 512 IRTEs despite + * the architectural limitation of 2048 entries. + */ +#define MAX_IRQS_PER_TABLE 512 #define IRQ_TABLE_ALIGNMENT 128 struct irq_remap_table {