From patchwork Fri Feb 18 07:57:24 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: David Gow X-Patchwork-Id: 12751042 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BA158C433FE for ; Fri, 18 Feb 2022 07:58:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229504AbiBRH6S (ORCPT ); Fri, 18 Feb 2022 02:58:18 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:45740 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232248AbiBRH6Q (ORCPT ); Fri, 18 Feb 2022 02:58:16 -0500 Received: from mail-yb1-xb4a.google.com (mail-yb1-xb4a.google.com [IPv6:2607:f8b0:4864:20::b4a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 74153161126 for ; Thu, 17 Feb 2022 23:57:59 -0800 (PST) Received: by mail-yb1-xb4a.google.com with SMTP id w1-20020a05690204e100b006244315a721so1195408ybs.0 for ; Thu, 17 Feb 2022 23:57:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc:content-transfer-encoding; bh=nLaO1ES61pLgsguF+4DTJU+VhEtdELLQod+MClOiJ5Q=; b=QgOXTfy53ySH2/dyIH2l+tfO/OAsBlufB2qIsHbOmsYYbDw2UXU5AZ/cacVONQRqg6 52vlpV9EeMa5fdyh5Fk8iRKC9yDjyuCi6ouKKXFaMSCHNee6X67xQ9TwArpL1yia/ZUS gy91I4oai27l+/Z1dyQgqME/KV9QVE+0bVeo7eOAnRe+Ck/rAQlzQcnfR99Eo3jnpjCT 9zCAz3b35ihKFwof2zBnUOPq1EfT7CKgi2FOSdBqFKH95ccdlzJo8Bixva0dE2CAued7 1PVgntfAs6raojL01pZRNYSqcm9LYs/jkwR4YG9Tk4LzOVe4JcVX1TJM9C611NXmkyG9 QBYg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc:content-transfer-encoding; bh=nLaO1ES61pLgsguF+4DTJU+VhEtdELLQod+MClOiJ5Q=; b=xOK6uhRblzR8zwZaNzGdkuZd3LAxv/l2y9ejkLTDVtnLe+Ymjnu8odnpXK13sDFwp/ nXmG610hL+PU160LCuEFruRa5rVbmo407wz7JeuW1TmHjbfNXOVFDRb1KfbxHyTOb3Lr Pwsbt1jYu+q7dctiKKs/y/5lppYTwTmdJR961Jgus5EXyEU0jO+w0TpOYWq4Er6cI1q/ vdP3o9qI8vzmJAxyTIDJlnYn0A7+kJQ8Owl1sxANQMaioPIJ5IoPt3icZ2mxqPqX3a1y GnjdJ1uZddBRC9LDilCScD/7JLN0fSdMByUevFcUDQolgH4NOI1HxNVrpYaKGYSoToJZ wGhw== X-Gm-Message-State: AOAM5323Wq1GARosSdjsMFdLGz42OWFYdPxlrq8JlIyHEeSOnDNTZXPU c2cQSSmQAN4MaZYCcHaznE8hiyQidt9f8g== X-Google-Smtp-Source: ABdhPJy2Cw5Ad+CWrEChO3m15k6rfDvFDIW8eMR878jYte+bmMTWDNc8tAipvJmzYUhsBJaIzCB+wr+3RPHBUw== X-Received: from slicestar.c.googlers.com ([fda3:e722:ac3:cc00:4f:4b78:c0a8:20a1]) (user=davidgow job=sendgmr) by 2002:a81:8543:0:b0:2d0:2d5c:c07f with SMTP id v64-20020a818543000000b002d02d5cc07fmr6684543ywf.111.1645171078671; Thu, 17 Feb 2022 23:57:58 -0800 (PST) Date: Fri, 18 Feb 2022 15:57:24 +0800 In-Reply-To: <20220218075727.2737623-1-davidgow@google.com> Message-Id: <20220218075727.2737623-2-davidgow@google.com> Mime-Version: 1.0 References: <20220218075727.2737623-1-davidgow@google.com> X-Mailer: git-send-email 2.35.1.265.g69c8d7142f-goog Subject: [PATCH 1/4] drm/amdgpu: Fix compilation under UML From: David Gow To: Jeff Dike , Richard Weinberger , Anton Ivanov , Shuah Khan , Brendan Higgins , Randy Dunlap Cc: linux-um@lists.infradead.org, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, kunit-dev@googlegroups.com, linux-kselftest@vger.kernel.org, linux-rdma@vger.kernel.org, x86@kernel.org, felix.kuehling@amd.com, linux-kernel@vger.kernel.org, David Gow Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org From: Randy Dunlap cpuinfo_x86 and its associated macros are not available under ARCH=um, even though CONFIG_X86_64 is defined. This patch (and discussion) were originally posted here: https://lkml.org/lkml/2022/1/24/1547 This produces the following build errors: ../drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_topology.c:1556:9: note: in expansion of macro ‘cpu_data’ return cpu_data(first_cpu_of_numa_node).apicid; ^~~~~~~~ ../drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_topology.c:1560:1: error: control reaches end of non-void function [-Werror=return-type] ../drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_crat.c: In function ‘kfd_fill_iolink_info_for_cpu’: ../arch/um/include/asm/processor-generic.h:103:19: error: called object is not a function or function pointer #define cpu_data (&boot_cpu_data) ~^~~~~~~~~~~~~~~ ../drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_crat.c:1688:27: note: in expansion of macro ‘cpu_data’ struct cpuinfo_x86 *c = &cpu_data(0); ^~~~~~~~ ../drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_crat.c:1691:7: error: dereferencing pointer to incomplete type ‘struct cpuinfo_x86’ if (c->x86_vendor == X86_VENDOR_AMD) ^~ ../drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_crat.c:1691:23: error: ‘X86_VENDOR_AMD’ undeclared (first use in this function); did you mean ‘X86_VENDOR_ANY’? if (c->x86_vendor == X86_VENDOR_AMD) ^~~~~~~~~~~~~~ X86_VENDOR_ANY ../drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_crat.c: In function ‘kfd_create_vcrat_image_cpu’: ../drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_crat.c:1742:11: warning: unused variable ‘entries’ [-Wunused-variable] uint32_t entries = 0; Signed-off-by: Randy Dunlap Signed-off-by: David Gow --- drivers/gpu/drm/amd/amdkfd/kfd_crat.c | 6 +++--- drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 2 +- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c index 9624bbe8b501..b1e2d117be3d 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c @@ -1682,7 +1682,7 @@ static int kfd_fill_mem_info_for_cpu(int numa_node_id, int *avail_size, return 0; } -#ifdef CONFIG_X86_64 +#if defined(CONFIG_X86_64) && !defined(CONFIG_UML) static int kfd_fill_iolink_info_for_cpu(int numa_node_id, int *avail_size, uint32_t *num_entries, struct crat_subtype_iolink *sub_type_hdr) @@ -1741,7 +1741,7 @@ static int kfd_create_vcrat_image_cpu(void *pcrat_image, size_t *size) struct crat_subtype_generic *sub_type_hdr; int avail_size = *size; int numa_node_id; -#ifdef CONFIG_X86_64 +#if defined(CONFIG_X86_64) && !defined(CONFIG_UML) uint32_t entries = 0; #endif int ret = 0; @@ -1806,7 +1806,7 @@ static int kfd_create_vcrat_image_cpu(void *pcrat_image, size_t *size) sub_type_hdr->length); /* Fill in Subtype: IO Link */ -#ifdef CONFIG_X86_64 +#if defined(CONFIG_X86_64) && !defined(CONFIG_UML) ret = kfd_fill_iolink_info_for_cpu(numa_node_id, &avail_size, &entries, (struct crat_subtype_iolink *)sub_type_hdr); diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c index 948fbb39336e..b38fc530ffe2 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c @@ -1552,7 +1552,7 @@ static int kfd_cpumask_to_apic_id(const struct cpumask *cpumask) first_cpu_of_numa_node = cpumask_first(cpumask); if (first_cpu_of_numa_node >= nr_cpu_ids) return -1; -#ifdef CONFIG_X86_64 +#if defined(CONFIG_X86_64) && !defined(CONFIG_UML) return cpu_data(first_cpu_of_numa_node).apicid; #else return first_cpu_of_numa_node;