From patchwork Thu Jul 23 23:15:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arvind Sankar X-Patchwork-Id: 11681799 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 39C6C6C1 for ; Thu, 23 Jul 2020 23:15:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2AA992071A for ; Thu, 23 Jul 2020 23:15:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727965AbgGWXPv (ORCPT ); Thu, 23 Jul 2020 19:15:51 -0400 Received: from mail-qk1-f194.google.com ([209.85.222.194]:45566 "EHLO mail-qk1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726657AbgGWXPt (ORCPT ); Thu, 23 Jul 2020 19:15:49 -0400 Received: by mail-qk1-f194.google.com with SMTP id u64so7060630qka.12; Thu, 23 Jul 2020 16:15:48 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=x8IZbd4Fczf92kh5M3HwuHrI1z58wZWyf5U7NUnPhRY=; b=Q6DX6i2YSUNMEGGIhtAtrqF92uvtKHoxgWAkl6ije5OFCXrE0jN/n20676DhpQxGny c0Piq0YVe6w+fv18O1qdcauv8JoqwRsXMrVFE8D9E+WDecxSTWteF9RBF4mjknPKY2Cq CTMfn0gITMZU/E/ueL44Cg/QTB8ZNhJ28BAo71HpwlVJS6Ohf/DiJ6/B+WFZ1nYKSLAs 2D6UUyRIxEKHLKmTUGYy98SOa3CzS+62UOHneVDI5vklrzVFVLXdEhi+GkKhmtjy4itQ mjqtAsOjfP5dEYugvzxDRt9VgPfLNFPYGjbx3FmgC6Q5MvC7+TtQZz+J9tkLr3W5quoN C5QQ== X-Gm-Message-State: AOAM532MeK/F4a4W7/VSYJPRq0SbIt7LK1AZTv5Qm1S4wvwwnj14VFls BJSc8Lh8qai/XzY1BIsBFes= X-Google-Smtp-Source: ABdhPJwvgEjMKThPAs1a84yJgSsd+Py7vrCBvLV00/GpEFdmmEqp1wOoieVANE+LZeo7pqmMyDOwhQ== X-Received: by 2002:a37:7dc3:: with SMTP id y186mr6797518qkc.160.1595546147786; Thu, 23 Jul 2020 16:15:47 -0700 (PDT) Received: from rani.riverdale.lan ([2001:470:1f07:5f3::b55f]) by smtp.gmail.com with ESMTPSA id u58sm4196610qth.77.2020.07.23.16.15.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Jul 2020 16:15:47 -0700 (PDT) From: Arvind Sankar To: x86@kernel.org, Dave Hansen , Andy Lutomirski , Peter Zijlstra , linux-sh@vger.kernel.org, Yoshinori Sato , Rich Felker , sparclinux@vger.kernel.org, "David S. Miller" Cc: Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/3] x86/mm: Drop unused MAX_PHYSADDR_BITS Date: Thu, 23 Jul 2020 19:15:42 -0400 Message-Id: <20200723231544.17274-2-nivedita@alum.mit.edu> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200723231544.17274-1-nivedita@alum.mit.edu> References: <20200723231544.17274-1-nivedita@alum.mit.edu> MIME-Version: 1.0 Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org The macro is not used anywhere, and has an incorrect value (going by the comment) on x86_64 since commit c898faf91b3e ("x86: 46 bit physical address support on 64 bits") To avoid confusion, just remove the definition. Signed-off-by: Arvind Sankar Reviewed-by: David Hildenbrand --- arch/x86/include/asm/sparsemem.h | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/arch/x86/include/asm/sparsemem.h b/arch/x86/include/asm/sparsemem.h index 199218719a86..6bfc878f6771 100644 --- a/arch/x86/include/asm/sparsemem.h +++ b/arch/x86/include/asm/sparsemem.h @@ -10,24 +10,20 @@ * field of the struct page * * SECTION_SIZE_BITS 2^n: size of each section - * MAX_PHYSADDR_BITS 2^n: max size of physical address space - * MAX_PHYSMEM_BITS 2^n: how much memory we can have in that space + * MAX_PHYSMEM_BITS 2^n: max size of physical address space * */ #ifdef CONFIG_X86_32 # ifdef CONFIG_X86_PAE # define SECTION_SIZE_BITS 29 -# define MAX_PHYSADDR_BITS 36 # define MAX_PHYSMEM_BITS 36 # else # define SECTION_SIZE_BITS 26 -# define MAX_PHYSADDR_BITS 32 # define MAX_PHYSMEM_BITS 32 # endif #else /* CONFIG_X86_32 */ # define SECTION_SIZE_BITS 27 /* matt - 128 is convenient right now */ -# define MAX_PHYSADDR_BITS (pgtable_l5_enabled() ? 52 : 44) # define MAX_PHYSMEM_BITS (pgtable_l5_enabled() ? 52 : 46) #endif From patchwork Thu Jul 23 23:15:43 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arvind Sankar X-Patchwork-Id: 11681801 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 55FE11709 for ; Thu, 23 Jul 2020 23:15:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3DC312071A for ; Thu, 23 Jul 2020 23:15:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728005AbgGWXPv (ORCPT ); Thu, 23 Jul 2020 19:15:51 -0400 Received: from mail-qk1-f195.google.com ([209.85.222.195]:34609 "EHLO mail-qk1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727901AbgGWXPt (ORCPT ); Thu, 23 Jul 2020 19:15:49 -0400 Received: by mail-qk1-f195.google.com with SMTP id x69so7118152qkb.1; Thu, 23 Jul 2020 16:15:49 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=0p3sWjwoIaPmRFGxZVHxaWE9xgeZNDe6TS9EQLQfiVk=; b=hyfop1Nq9qhUbrhitGMJeKfJ4dnuX6dBM0QHrhxtqwouEXoJ8XGHmRXPqnH3pxm/iA YFwn18x4+4PMufCb/nL0AKfXLXZ6EHTtCKgp5MFksUzQJ5GKkWhO7KT+pKm7yHb1w26o grcj/5/z036BrPhd11/s9myEhgCkwFD84PezAuU/qUc2+2+pSvgLoKpnlC1JxZj8zk42 p6C60NeMkfon+DpHwXS1+mbFi9zw4JznzV9CqSWq935ycKb/++4Kh1NDq684w+moWppV RNY1HzE0NnS1p+ZbKKKtS14Rkkm3mL9tOebRaYf0CQPhte/GmG/ferKFYDCDI3+qVRr6 Q8Eg== X-Gm-Message-State: AOAM530HxjcDTJmDW35KSr3LBQwg5nIrIqZkgTTwGkXJp4SlfZfLwN1z 4a46tepfi56Y6cTn8I98q8A= X-Google-Smtp-Source: ABdhPJxRhrWyFuZm76eJyagUPBPagdoNvBL7r+lFd2f/JrZVqYCD5XYr6+Kk+vyZcZTbD12AbwR/Ug== X-Received: by 2002:a37:4d90:: with SMTP id a138mr7128415qkb.363.1595546148576; Thu, 23 Jul 2020 16:15:48 -0700 (PDT) Received: from rani.riverdale.lan ([2001:470:1f07:5f3::b55f]) by smtp.gmail.com with ESMTPSA id u58sm4196610qth.77.2020.07.23.16.15.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Jul 2020 16:15:48 -0700 (PDT) From: Arvind Sankar To: x86@kernel.org, Dave Hansen , Andy Lutomirski , Peter Zijlstra , linux-sh@vger.kernel.org, Yoshinori Sato , Rich Felker , sparclinux@vger.kernel.org, "David S. Miller" Cc: Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/3] sh/mm: Drop unused MAX_PHYSADDR_BITS Date: Thu, 23 Jul 2020 19:15:43 -0400 Message-Id: <20200723231544.17274-3-nivedita@alum.mit.edu> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200723231544.17274-1-nivedita@alum.mit.edu> References: <20200723231544.17274-1-nivedita@alum.mit.edu> MIME-Version: 1.0 Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org The macro is not used anywhere, so remove the definition. Signed-off-by: Arvind Sankar Reviewed-by: David Hildenbrand --- arch/sh/include/asm/sparsemem.h | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/arch/sh/include/asm/sparsemem.h b/arch/sh/include/asm/sparsemem.h index 4eb899751e45..084706bb8cca 100644 --- a/arch/sh/include/asm/sparsemem.h +++ b/arch/sh/include/asm/sparsemem.h @@ -5,11 +5,9 @@ #ifdef __KERNEL__ /* * SECTION_SIZE_BITS 2^N: how big each section will be - * MAX_PHYSADDR_BITS 2^N: how much physical address space we have - * MAX_PHYSMEM_BITS 2^N: how much memory we can have in that space + * MAX_PHYSMEM_BITS 2^N: how much physical address space we have */ #define SECTION_SIZE_BITS 26 -#define MAX_PHYSADDR_BITS 32 #define MAX_PHYSMEM_BITS 32 #endif From patchwork Thu Jul 23 23:15:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arvind Sankar X-Patchwork-Id: 11681805 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 493BD913 for ; Thu, 23 Jul 2020 23:16:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 309D620737 for ; Thu, 23 Jul 2020 23:16:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727910AbgGWXPv (ORCPT ); Thu, 23 Jul 2020 19:15:51 -0400 Received: from mail-qk1-f193.google.com ([209.85.222.193]:36511 "EHLO mail-qk1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727907AbgGWXPu (ORCPT ); Thu, 23 Jul 2020 19:15:50 -0400 Received: by mail-qk1-f193.google.com with SMTP id g26so7114779qka.3; Thu, 23 Jul 2020 16:15:49 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=6814H9LNFm7mNAgAbdABMO015b6dWxo/CiMH4s9kGpU=; b=JIX6uIL1/yV0sTfrYqjrpHtriKWRXGPZChAEX0U3erebMQprreFGFfW1+SVPCFVDlV fU4wyWTta2De6K4GbppXF6JkWTEatwuOlp33VC+sdU7KXV43/zP7mwKXGtWKRAGiRft+ weWZTPOIeNOolzjGseODrPN/pu/j+9EePFsLtbGqeDr9VpoSllRgVYPckdOFLld4Ox1r h2+C0T68/hXtdTb6DzKLxw793RPiSha7Ymf12B1m4f2X9vdJuL5qY25b3q3ZCUCbMkJq oMH73vJBs6/Mpy7PNO5mlifCmBCra8ZfK0GgShUf/uPGHfbKr6unXrEt4EjB7l74WAn8 GeIg== X-Gm-Message-State: AOAM532Ds8E6JCK3FNh9YN5RhuFrECOfrAiLrW8PcFh9ku0KrAnn5mad VCTuX0s6bpi6bGQp3fyrEkg= X-Google-Smtp-Source: ABdhPJy5MXBWH5s3/fFypWtBdB8VuP3zU2BNO8/KzwtRWG7b7u/p/FSVMT5e4B3abtwckXpaKD/qgA== X-Received: by 2002:a37:b48:: with SMTP id 69mr6950053qkl.407.1595546149397; Thu, 23 Jul 2020 16:15:49 -0700 (PDT) Received: from rani.riverdale.lan ([2001:470:1f07:5f3::b55f]) by smtp.gmail.com with ESMTPSA id u58sm4196610qth.77.2020.07.23.16.15.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Jul 2020 16:15:49 -0700 (PDT) From: Arvind Sankar To: x86@kernel.org, Dave Hansen , Andy Lutomirski , Peter Zijlstra , linux-sh@vger.kernel.org, Yoshinori Sato , Rich Felker , sparclinux@vger.kernel.org, "David S. Miller" Cc: Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/3] sparc: Drop unused MAX_PHYSADDR_BITS Date: Thu, 23 Jul 2020 19:15:44 -0400 Message-Id: <20200723231544.17274-4-nivedita@alum.mit.edu> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200723231544.17274-1-nivedita@alum.mit.edu> References: <20200723231544.17274-1-nivedita@alum.mit.edu> MIME-Version: 1.0 Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org The macro is not used anywhere, so remove the definition. Signed-off-by: Arvind Sankar Reviewed-by: David Hildenbrand Acked-by: David S. Miller --- arch/sparc/include/asm/sparsemem.h | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/sparc/include/asm/sparsemem.h b/arch/sparc/include/asm/sparsemem.h index 1dd1b61432db..aa9a676bc341 100644 --- a/arch/sparc/include/asm/sparsemem.h +++ b/arch/sparc/include/asm/sparsemem.h @@ -7,7 +7,6 @@ #include #define SECTION_SIZE_BITS 30 -#define MAX_PHYSADDR_BITS MAX_PHYS_ADDRESS_BITS #define MAX_PHYSMEM_BITS MAX_PHYS_ADDRESS_BITS #endif /* !(__KERNEL__) */