From patchwork Sun Jan 29 12:42:32 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 1733567 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org; envelope-from=linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=tXom9fjq; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=UOlDKwso; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4P4WFZ2xPSz23dQ for ; Sun, 29 Jan 2023 23:43:30 +1100 (AEDT) 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:References:In-Reply-To: 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: List-Owner; bh=h6aC6iqwYNTKlf4GyXO3YKsU+MfJQMDugHDbW5Qn+HU=; b=tXom9fjqh3R/2s gPk/95NAG4BSX3oWohQ07eK09u3LgIDMm4bSCFYagTLwDvWwvLqCBiLCpBuQQatcY5tMsrS5w72vC 9atz29VuDA5ITRNCokaZ71h4A5YorqzqELVRMWaxRePVfXYCrWFmIff57TSeP+jya5tiOJAskfQeI nOBAAFWDKXjG74ZM9bCY+wKCZ53JRfKRQDfGKDFSGhvwKIC4V4r22SILkIvxqs16j8aDDpT2BYQ21 FCDUX1FAr/metrPUGuZQkNyz3dc8bZ3ZAKZ5+4Yl3b2Qq/+dljPe/hyTY6QwrQNIqYIIRBvMGGV0d 27MjRPKIVIu8HpCxVnrw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pM71r-001RbH-3a; Sun, 29 Jan 2023 12:43:27 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pM71Z-001RTL-HQ; Sun, 29 Jan 2023 12:43:10 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id B6AB160D3D; Sun, 29 Jan 2023 12:43:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 52C73C433A7; Sun, 29 Jan 2023 12:42:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1674996188; bh=cgWDMwNotrvgtwLOXkxr022OhYpC4uBm5qKZZMTCdc4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UOlDKwso6wRfZVylh618GS0Ouplr5vx0EbZPPHD3xUb+8QoPpiFEHadR57onqorCd YVV0X4T7n8gLAlDCcDoHkjHy+WzsJoiwhi5dfYlZ0/SJbhBTB4CLpq8O6xDe8ABdAj ibLF/6hCOLr13VOj/azi035hOFFfeFmuDXjRvCo9nQzUAZ1DneDknyLVqg+z3u91Hb JSM0yS+mjSe2REo/FRs3DbdIX7npqpWYBVELIqlPxuJWRXDIEj2eP/ud0TKhe2R7e/ shdVeHbLA/9GwBZjKAbCX1zbNI+chUKkqGr1E/I9bnpduDb0l68n12sXR48UTQjqrn 2HPElfopuZj9Q== From: Mike Rapoport To: Andrew Morton Cc: Arnd Bergmann , Brian Cain , "David S. Miller" , Dinh Nguyen , Geert Uytterhoeven , Greg Ungerer , Guo Ren , Helge Deller , Huacai Chen , Matt Turner , Max Filippov , Michael Ellerman , Michal Simek , Palmer Dabbelt , Rich Felker , Richard Weinberger , Russell King , Stafford Horne , Thomas Bogendoerfer , Vineet Gupta , WANG Xuerui , Yoshinori Sato , linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linux-xtensa@linux-xtensa.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, openrisc@lists.librecores.org, sparclinux@vger.kernel.org, x86@kernel.org, "Mike Rapoport (IBM)" Subject: [PATCH v2 1/4] arm: include asm-generic/memory_model.h from page.h rather than memory.h Date: Sun, 29 Jan 2023 14:42:32 +0200 Message-Id: <20230129124235.209895-2-rppt@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20230129124235.209895-1-rppt@kernel.org> References: <20230129124235.209895-1-rppt@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230129_044309_680005_BF358FA6 X-CRM114-Status: GOOD ( 12.83 ) X-Spam-Score: -5.4 (-----) X-Spam-Report: Spam detection software, running on the system "bombadil.infradead.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: From: "Mike Rapoport (IBM)" Makes it consistent with other architectures and allows for generic definition of pfn_valid() in asm-generic/memory_model.h with clear override in arch/arm/include/asm/page.h Content analysis details: (-5.4 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [139.178.84.217 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.2 DKIMWL_WL_HIGH DKIMwl.org - High trust sender X-BeenThere: linux-snps-arc@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux on Synopsys ARC Processors List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-snps-arc" Errors-To: linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org From: "Mike Rapoport (IBM)" Makes it consistent with other architectures and allows for generic definition of pfn_valid() in asm-generic/memory_model.h with clear override in arch/arm/include/asm/page.h Signed-off-by: Mike Rapoport (IBM) Reviewed-by: David Hildenbrand --- arch/arm/include/asm/memory.h | 2 -- arch/arm/include/asm/page.h | 2 ++ 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h index d8eef4bd8c71..62e9df024445 100644 --- a/arch/arm/include/asm/memory.h +++ b/arch/arm/include/asm/memory.h @@ -386,6 +386,4 @@ static inline unsigned long __virt_to_idmap(unsigned long x) #endif -#include - #endif diff --git a/arch/arm/include/asm/page.h b/arch/arm/include/asm/page.h index 5fcc8a600e36..74bb5947b387 100644 --- a/arch/arm/include/asm/page.h +++ b/arch/arm/include/asm/page.h @@ -158,6 +158,7 @@ typedef struct page *pgtable_t; #ifdef CONFIG_HAVE_ARCH_PFN_VALID extern int pfn_valid(unsigned long); +#define pfn_valid pfn_valid #endif #include @@ -167,5 +168,6 @@ extern int pfn_valid(unsigned long); #define VM_DATA_DEFAULT_FLAGS VM_DATA_FLAGS_TSK_EXEC #include +#include #endif From patchwork Sun Jan 29 12:42:33 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 1733570 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org; envelope-from=linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=OnY2Q0ee; 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Sun, 29 Jan 2023 12:43:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1674996199; bh=LN+b67L2GuYmW7NwwfmoYPOQn6/pUneVShVCsQXwAMs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=R0nQr0pB/ARk6wpI1wApVcVwgzvL3nJvZL0d1rEEnUQjWCN8tFtMC8RLAoPrMcWp2 RDTPNMDGCtYLZKrFtqYc+unayS8BpfmpBREVaITviVkY9SQqoa9DIPak7ZMaylUoNU XkEUMVMunXKWmZPR9BcpXjNlA5vQUkeeuQZo5bDTV+GIseFI+xGOGnl6U0jF878itf mh/e6H0Y33/zTuC21r/0CJPhnc1+7P3/Qqea7El3CYfWpYJrYLN7QObiWb+sV322Md 3wRUSA/Myj0DO5A4pbRCW2jOQFtmwI9nGJsN3Q1ij2VEBYnaXPWn8lukuSf+C48vvu mJ0VjB6iJLE0w== From: Mike Rapoport To: Andrew Morton Cc: Arnd Bergmann , Brian Cain , "David S. Miller" , Dinh Nguyen , Geert Uytterhoeven , Greg Ungerer , Guo Ren , Helge Deller , Huacai Chen , Matt Turner , Max Filippov , Michael Ellerman , Michal Simek , Palmer Dabbelt , Rich Felker , Richard Weinberger , Russell King , Stafford Horne , Thomas Bogendoerfer , Vineet Gupta , WANG Xuerui , Yoshinori Sato , linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linux-xtensa@linux-xtensa.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, openrisc@lists.librecores.org, sparclinux@vger.kernel.org, x86@kernel.org, "Mike Rapoport (IBM)" Subject: [PATCH v2 2/4] m68k: use asm-generic/memory_model.h for both MMU and !MMU Date: Sun, 29 Jan 2023 14:42:33 +0200 Message-Id: <20230129124235.209895-3-rppt@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20230129124235.209895-1-rppt@kernel.org> References: <20230129124235.209895-1-rppt@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230129_044320_589487_B7BF662F X-CRM114-Status: GOOD ( 13.30 ) X-Spam-Score: -2.7 (--) X-Spam-Report: Spam detection software, running on the system "bombadil.infradead.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: From: "Mike Rapoport (IBM)" The MMU variant uses generic definitions of page_to_pfn() and pfn_to_page(), but !MMU defines them in include/asm/page_no.h for no good reason. Include asm-generic/memory_model.h in the common include/asm/page.h and drop redundant definitions. Content analysis details: (-2.7 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [2604:1380:4641:c500:0:0:0:1 listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.2 DKIMWL_WL_HIGH DKIMwl.org - High trust sender X-BeenThere: linux-snps-arc@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux on Synopsys ARC Processors List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-snps-arc" Errors-To: linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org From: "Mike Rapoport (IBM)" The MMU variant uses generic definitions of page_to_pfn() and pfn_to_page(), but !MMU defines them in include/asm/page_no.h for no good reason. Include asm-generic/memory_model.h in the common include/asm/page.h and drop redundant definitions. Signed-off-by: Mike Rapoport (IBM) Reviewed-by: Geert Uytterhoeven Acked-by: Geert Uytterhoeven Reviewed-by: David Hildenbrand --- arch/m68k/include/asm/page.h | 6 +----- arch/m68k/include/asm/page_mm.h | 1 - arch/m68k/include/asm/page_no.h | 2 -- 3 files changed, 1 insertion(+), 8 deletions(-) diff --git a/arch/m68k/include/asm/page.h b/arch/m68k/include/asm/page.h index 2f1c54e4725d..a5993ad83ed8 100644 --- a/arch/m68k/include/asm/page.h +++ b/arch/m68k/include/asm/page.h @@ -62,11 +62,7 @@ extern unsigned long _ramend; #include #endif -#ifndef CONFIG_MMU -#define __phys_to_pfn(paddr) ((unsigned long)((paddr) >> PAGE_SHIFT)) -#define __pfn_to_phys(pfn) PFN_PHYS(pfn) -#endif - #include +#include #endif /* _M68K_PAGE_H */ diff --git a/arch/m68k/include/asm/page_mm.h b/arch/m68k/include/asm/page_mm.h index a5b459bcb7d8..3903db2e8da7 100644 --- a/arch/m68k/include/asm/page_mm.h +++ b/arch/m68k/include/asm/page_mm.h @@ -134,7 +134,6 @@ extern int m68k_virt_to_node_shift; }) #define ARCH_PFN_OFFSET (m68k_memory[0].addr >> PAGE_SHIFT) -#include #define virt_addr_valid(kaddr) ((unsigned long)(kaddr) >= PAGE_OFFSET && (unsigned long)(kaddr) < (unsigned long)high_memory) #define pfn_valid(pfn) virt_addr_valid(pfn_to_virt(pfn)) diff --git a/arch/m68k/include/asm/page_no.h b/arch/m68k/include/asm/page_no.h index c9d0d84158a4..0a8ccef777fd 100644 --- a/arch/m68k/include/asm/page_no.h +++ b/arch/m68k/include/asm/page_no.h @@ -26,8 +26,6 @@ extern unsigned long memory_end; #define virt_to_page(addr) (mem_map + (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT)) #define page_to_virt(page) __va(((((page) - mem_map) << PAGE_SHIFT) + PAGE_OFFSET)) -#define pfn_to_page(pfn) virt_to_page(pfn_to_virt(pfn)) -#define page_to_pfn(page) virt_to_pfn(page_to_virt(page)) #define pfn_valid(pfn) ((pfn) < max_mapnr) #define virt_addr_valid(kaddr) (((unsigned long)(kaddr) >= PAGE_OFFSET) && \ From patchwork Sun Jan 29 12:42:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 1733573 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org; envelope-from=linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: legolas.ozlabs.org; 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Sun, 29 Jan 2023 12:43:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1674996210; bh=TNKTwe+UR0ceH94DVHkVlPLs1JCpp400iKAUs+FXrEU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kHOqK+fkBQfue2/LgvXT5/OFdAT2H2FDvjblZicbNXbJBXdpPk6eRh5KAzlpLxCYr +ZshLmihJgfk3B+zAwo730+puTcbIc8k+mnQeD2+zmdUjKYXlyfsgcn6GYvHDuUc19 AOHGXLEYgfNJeOc530SeCns3uW1t7x0orjihKEYEIIT5GQHR6IqYB/gEFrjidz/2dv f0dKfcsUeo0xUm2dYF+qX8c/XDVdQtMrsNcKx4lXhoiKAIFdyDDeO7DFDI10MnLJsj Zihs3LV7jZdAazuy4Qto4ScBNLLuXUWDyHAfB37wPKFgGicdZknfE+MkdxncDSrEh9 WkpxoaJlG/GPw== From: Mike Rapoport To: Andrew Morton Cc: Arnd Bergmann , Brian Cain , "David S. Miller" , Dinh Nguyen , Geert Uytterhoeven , Greg Ungerer , Guo Ren , Helge Deller , Huacai Chen , Matt Turner , Max Filippov , Michael Ellerman , Michal Simek , Palmer Dabbelt , Rich Felker , Richard Weinberger , Russell King , Stafford Horne , Thomas Bogendoerfer , Vineet Gupta , WANG Xuerui , Yoshinori Sato , linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linux-xtensa@linux-xtensa.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, openrisc@lists.librecores.org, sparclinux@vger.kernel.org, x86@kernel.org, "Mike Rapoport (IBM)" Subject: [PATCH v2 3/4] mips: drop definition of pfn_valid() for DISCONTIGMEM Date: Sun, 29 Jan 2023 14:42:34 +0200 Message-Id: <20230129124235.209895-4-rppt@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20230129124235.209895-1-rppt@kernel.org> References: <20230129124235.209895-1-rppt@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230129_044331_826710_A1FDFFEB X-CRM114-Status: GOOD ( 10.86 ) X-Spam-Score: -5.4 (-----) X-Spam-Report: Spam detection software, running on the system "bombadil.infradead.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: From: "Mike Rapoport (IBM)" There is stale definition of pfn_valid() for DISCONTINGMEM memory model guarded !FLATMEM && !SPARSEMEM && NUMA ifdefery. Remove everything but definition of pfn_valid() for FLATMEM. Content analysis details: (-5.4 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [139.178.84.217 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.2 DKIMWL_WL_HIGH DKIMwl.org - High trust sender X-BeenThere: linux-snps-arc@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux on Synopsys ARC Processors List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-snps-arc" Errors-To: linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org From: "Mike Rapoport (IBM)" There is stale definition of pfn_valid() for DISCONTINGMEM memory model guarded !FLATMEM && !SPARSEMEM && NUMA ifdefery. Remove everything but definition of pfn_valid() for FLATMEM. Signed-off-by: Mike Rapoport (IBM) Reviewed-by: David Hildenbrand --- arch/mips/include/asm/page.h | 15 --------------- 1 file changed, 15 deletions(-) diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h index 96bc798c1ec1..9286f11ff6ad 100644 --- a/arch/mips/include/asm/page.h +++ b/arch/mips/include/asm/page.h @@ -235,21 +235,6 @@ static inline int pfn_valid(unsigned long pfn) return pfn >= pfn_offset && pfn < max_mapnr; } -#elif defined(CONFIG_SPARSEMEM) - -/* pfn_valid is defined in linux/mmzone.h */ - -#elif defined(CONFIG_NUMA) - -#define pfn_valid(pfn) \ -({ \ - unsigned long __pfn = (pfn); \ - int __n = pfn_to_nid(__pfn); \ - ((__n >= 0) ? (__pfn < NODE_DATA(__n)->node_start_pfn + \ - NODE_DATA(__n)->node_spanned_pages) \ - : 0); \ -}) - #endif #define virt_to_pfn(kaddr) PFN_DOWN(virt_to_phys((void *)(kaddr))) From patchwork Sun Jan 29 12:42:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 1733577 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org; envelope-from=linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=qelZhghj; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=njDRT8r1; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4P4WGg3n0Dz23dQ for ; Sun, 29 Jan 2023 23:44:27 +1100 (AEDT) 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:References:In-Reply-To: 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: List-Owner; bh=Q+2OS/Udr35N9zWRoNjQb2nnEq1dPs2XLaNZGhLPv8k=; b=qelZhghjHUtZ7g 5wQEp2pi+4SeAGXMJf9g8Pz0EcUquH8XwizMsSxYIyu8yGZgzjqjzcUGkiA+G/KlX5lBHwtrGd/Uj hBrEuaS+vawd4WjKu1AzWhMGkPRGcuAhFmQdz88StFDReP5P8bCOiR3/LWeIWCRbHZ9PL3CZVpTVi yv9fSLdcTC0jhCnXSm81wJX3B7ln8ewUCO0aDp0Lc/TuvU6UG24roOZp/7cothVbJBblde4Ke4t8N As2QKt0JuURE3jkOGSuGDeHHHyIrtdixwYJflrTSPi/DfR5/hdhcEx8V1DPUqxKpSN+NJS9Dxz0ed ZAZs0ASzIaLt0Dc0KWZA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pM72l-001S9U-W1; Sun, 29 Jan 2023 12:44:24 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pM727-001Rl2-Pk; Sun, 29 Jan 2023 12:43:47 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 4953F60D34; Sun, 29 Jan 2023 12:43:43 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6C766C433A4; Sun, 29 Jan 2023 12:43:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1674996222; bh=eLMgEpQxFKcAQB5p9iZMGAjv2bPuIyDEI2WrhwgUdQ8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=njDRT8r1V+uNxSVhpHR4udjDyRAbAHBMKXFaL5NWEOtGVKJyxCPFGbqSBc5dMAksK 2ou+lRn371Ns36eD9qA3Fisz9Im5X2GjiQcRRmbyFJgq8kRLe+ZSKNOiesYqPNHdHn GuWKHlZHWnycj8xdKyzwDNAzu0/Q6GsslJEW6ylVyhVe2Y3NR6CiyaC4iBpfsrWtJR MBkgT0U0En1Neikz9EZkCEPDPsz5x8JX/BxKB0W26mLXO/iUJNmkdnFrUCX/0jclYU m++POMddFWraKFM7w9sk3/DqjnuxZF+J7+LfdptfN29jqclkpmpxIMvzSaE5c0iruH oU0b+vvosjpKA== From: Mike Rapoport To: Andrew Morton Cc: Arnd Bergmann , Brian Cain , "David S. Miller" , Dinh Nguyen , Geert Uytterhoeven , Greg Ungerer , Guo Ren , Helge Deller , Huacai Chen , Matt Turner , Max Filippov , Michael Ellerman , Michal Simek , Palmer Dabbelt , Rich Felker , Richard Weinberger , Russell King , Stafford Horne , Thomas Bogendoerfer , Vineet Gupta , WANG Xuerui , Yoshinori Sato , linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linux-xtensa@linux-xtensa.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, openrisc@lists.librecores.org, sparclinux@vger.kernel.org, x86@kernel.org, "Mike Rapoport (IBM)" , Huacai Chen Subject: [PATCH v2 4/4] mm, arch: add generic implementation of pfn_valid() for FLATMEM Date: Sun, 29 Jan 2023 14:42:35 +0200 Message-Id: <20230129124235.209895-5-rppt@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20230129124235.209895-1-rppt@kernel.org> References: <20230129124235.209895-1-rppt@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230129_044344_485860_C7A2A078 X-CRM114-Status: GOOD ( 18.55 ) X-Spam-Score: -5.4 (-----) X-Spam-Report: Spam detection software, running on the system "bombadil.infradead.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: From: "Mike Rapoport (IBM)" Every architecture that supports FLATMEM memory model defines its own version of pfn_valid() that essentially compares a pfn to max_mapnr. Use mips/powerpc version implemented as static inline as a generic implementation of pfn_valid() and drop its per-architecture definitions. Content analysis details: (-5.4 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [139.178.84.217 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.2 DKIMWL_WL_HIGH DKIMwl.org - High trust sender X-BeenThere: linux-snps-arc@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux on Synopsys ARC Processors List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-snps-arc" Errors-To: linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org From: "Mike Rapoport (IBM)" Every architecture that supports FLATMEM memory model defines its own version of pfn_valid() that essentially compares a pfn to max_mapnr. Use mips/powerpc version implemented as static inline as a generic implementation of pfn_valid() and drop its per-architecture definitions. Signed-off-by: Mike Rapoport (IBM) Acked-by: Arnd Bergmann Acked-by: Guo Ren # csky Acked-by: Huacai Chen # LoongArch Acked-by: Stafford Horne # OpenRISC Acked-by: Michael Ellerman (powerpc) Tested-by: Conor Dooley Reviewed-by: David Hildenbrand --- arch/alpha/include/asm/page.h | 4 ---- arch/arc/include/asm/page.h | 1 - arch/csky/include/asm/page.h | 1 - arch/hexagon/include/asm/page.h | 1 - arch/ia64/include/asm/page.h | 4 ---- arch/loongarch/include/asm/page.h | 13 ------------- arch/m68k/include/asm/page_no.h | 2 -- arch/microblaze/include/asm/page.h | 1 - arch/mips/include/asm/page.h | 13 ------------- arch/nios2/include/asm/page.h | 9 --------- arch/openrisc/include/asm/page.h | 2 -- arch/parisc/include/asm/page.h | 4 ---- arch/powerpc/include/asm/page.h | 9 --------- arch/riscv/include/asm/page.h | 5 ----- arch/sh/include/asm/page.h | 3 --- arch/sparc/include/asm/page_32.h | 1 - arch/um/include/asm/page.h | 1 - arch/x86/include/asm/page_32.h | 4 ---- arch/x86/include/asm/page_64.h | 4 ---- arch/xtensa/include/asm/page.h | 4 ++-- include/asm-generic/memory_model.h | 12 ++++++++++++ include/asm-generic/page.h | 2 -- 22 files changed, 14 insertions(+), 86 deletions(-) diff --git a/arch/alpha/include/asm/page.h b/arch/alpha/include/asm/page.h index 8f3f5eecba28..227d32b6b75f 100644 --- a/arch/alpha/include/asm/page.h +++ b/arch/alpha/include/asm/page.h @@ -87,10 +87,6 @@ typedef struct page *pgtable_t; #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) #define virt_addr_valid(kaddr) pfn_valid((__pa(kaddr) >> PAGE_SHIFT)) -#ifdef CONFIG_FLATMEM -#define pfn_valid(pfn) ((pfn) < max_mapnr) -#endif /* CONFIG_FLATMEM */ - #include #include diff --git a/arch/arc/include/asm/page.h b/arch/arc/include/asm/page.h index 9a62e1d87967..e43fe27ec54d 100644 --- a/arch/arc/include/asm/page.h +++ b/arch/arc/include/asm/page.h @@ -109,7 +109,6 @@ extern int pfn_valid(unsigned long pfn); #else /* CONFIG_HIGHMEM */ #define ARCH_PFN_OFFSET virt_to_pfn(CONFIG_LINUX_RAM_BASE) -#define pfn_valid(pfn) (((pfn) - ARCH_PFN_OFFSET) < max_mapnr) #endif /* CONFIG_HIGHMEM */ diff --git a/arch/csky/include/asm/page.h b/arch/csky/include/asm/page.h index ed7451478b1b..b23e3006a9e0 100644 --- a/arch/csky/include/asm/page.h +++ b/arch/csky/include/asm/page.h @@ -39,7 +39,6 @@ #define virt_addr_valid(kaddr) ((void *)(kaddr) >= (void *)PAGE_OFFSET && \ (void *)(kaddr) < high_memory) -#define pfn_valid(pfn) ((pfn) >= ARCH_PFN_OFFSET && ((pfn) - ARCH_PFN_OFFSET) < max_mapnr) extern void *memset(void *dest, int c, size_t l); extern void *memcpy(void *to, const void *from, size_t l); diff --git a/arch/hexagon/include/asm/page.h b/arch/hexagon/include/asm/page.h index d7d4f9fca327..9c03b9965f07 100644 --- a/arch/hexagon/include/asm/page.h +++ b/arch/hexagon/include/asm/page.h @@ -95,7 +95,6 @@ struct page; /* Default vm area behavior is non-executable. */ #define VM_DATA_DEFAULT_FLAGS VM_DATA_FLAGS_NON_EXEC -#define pfn_valid(pfn) ((pfn) < max_mapnr) #define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) /* Need to not use a define for linesize; may move this to another file. */ diff --git a/arch/ia64/include/asm/page.h b/arch/ia64/include/asm/page.h index 1b990466d540..783eceab5df3 100644 --- a/arch/ia64/include/asm/page.h +++ b/arch/ia64/include/asm/page.h @@ -97,10 +97,6 @@ do { \ #include -#ifdef CONFIG_FLATMEM -# define pfn_valid(pfn) ((pfn) < max_mapnr) -#endif - #define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) #define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) diff --git a/arch/loongarch/include/asm/page.h b/arch/loongarch/include/asm/page.h index 53f284a96182..fb5338b352e6 100644 --- a/arch/loongarch/include/asm/page.h +++ b/arch/loongarch/include/asm/page.h @@ -82,19 +82,6 @@ typedef struct { unsigned long pgprot; } pgprot_t; #define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) -#ifdef CONFIG_FLATMEM - -static inline int pfn_valid(unsigned long pfn) -{ - /* avoid include hell */ - extern unsigned long max_mapnr; - unsigned long pfn_offset = ARCH_PFN_OFFSET; - - return pfn >= pfn_offset && pfn < max_mapnr; -} - -#endif - #define virt_to_pfn(kaddr) PFN_DOWN(PHYSADDR(kaddr)) #define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr)) diff --git a/arch/m68k/include/asm/page_no.h b/arch/m68k/include/asm/page_no.h index 0a8ccef777fd..2555ec57149d 100644 --- a/arch/m68k/include/asm/page_no.h +++ b/arch/m68k/include/asm/page_no.h @@ -26,8 +26,6 @@ extern unsigned long memory_end; #define virt_to_page(addr) (mem_map + (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT)) #define page_to_virt(page) __va(((((page) - mem_map) << PAGE_SHIFT) + PAGE_OFFSET)) -#define pfn_valid(pfn) ((pfn) < max_mapnr) - #define virt_addr_valid(kaddr) (((unsigned long)(kaddr) >= PAGE_OFFSET) && \ ((unsigned long)(kaddr) < memory_end)) diff --git a/arch/microblaze/include/asm/page.h b/arch/microblaze/include/asm/page.h index 4b8b2fa78fc5..7b9861bcd458 100644 --- a/arch/microblaze/include/asm/page.h +++ b/arch/microblaze/include/asm/page.h @@ -112,7 +112,6 @@ extern int page_is_ram(unsigned long pfn); # define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) # define ARCH_PFN_OFFSET (memory_start >> PAGE_SHIFT) -# define pfn_valid(pfn) ((pfn) >= ARCH_PFN_OFFSET && (pfn) < (max_mapnr + ARCH_PFN_OFFSET)) # endif /* __ASSEMBLY__ */ #define virt_addr_valid(vaddr) (pfn_valid(virt_to_pfn(vaddr))) diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h index 9286f11ff6ad..5978a8dfb917 100644 --- a/arch/mips/include/asm/page.h +++ b/arch/mips/include/asm/page.h @@ -224,19 +224,6 @@ extern phys_addr_t __phys_addr_symbol(unsigned long x); #define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) -#ifdef CONFIG_FLATMEM - -static inline int pfn_valid(unsigned long pfn) -{ - /* avoid include hell */ - extern unsigned long max_mapnr; - unsigned long pfn_offset = ARCH_PFN_OFFSET; - - return pfn >= pfn_offset && pfn < max_mapnr; -} - -#endif - #define virt_to_pfn(kaddr) PFN_DOWN(virt_to_phys((void *)(kaddr))) #define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr)) diff --git a/arch/nios2/include/asm/page.h b/arch/nios2/include/asm/page.h index 6a989819a7c1..0ae7d9ce369b 100644 --- a/arch/nios2/include/asm/page.h +++ b/arch/nios2/include/asm/page.h @@ -86,15 +86,6 @@ extern struct page *mem_map; # define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) -static inline bool pfn_valid(unsigned long pfn) -{ - /* avoid include hell */ - extern unsigned long max_mapnr; - unsigned long pfn_offset = ARCH_PFN_OFFSET; - - return pfn >= pfn_offset && pfn < max_mapnr; -} - # define virt_to_page(vaddr) pfn_to_page(PFN_DOWN(virt_to_phys(vaddr))) # define virt_addr_valid(vaddr) pfn_valid(PFN_DOWN(virt_to_phys(vaddr))) diff --git a/arch/openrisc/include/asm/page.h b/arch/openrisc/include/asm/page.h index aab6e64d6db4..52b0d7e76446 100644 --- a/arch/openrisc/include/asm/page.h +++ b/arch/openrisc/include/asm/page.h @@ -80,8 +80,6 @@ typedef struct page *pgtable_t; #define page_to_phys(page) ((dma_addr_t)page_to_pfn(page) << PAGE_SHIFT) -#define pfn_valid(pfn) ((pfn) < max_mapnr) - #define virt_addr_valid(kaddr) (pfn_valid(virt_to_pfn(kaddr))) #endif /* __ASSEMBLY__ */ diff --git a/arch/parisc/include/asm/page.h b/arch/parisc/include/asm/page.h index 6faaaa3ebe9b..667e703c0e8f 100644 --- a/arch/parisc/include/asm/page.h +++ b/arch/parisc/include/asm/page.h @@ -155,10 +155,6 @@ extern int npmem_ranges; #define __pa(x) ((unsigned long)(x)-PAGE_OFFSET) #define __va(x) ((void *)((unsigned long)(x)+PAGE_OFFSET)) -#ifndef CONFIG_SPARSEMEM -#define pfn_valid(pfn) ((pfn) < max_mapnr) -#endif - #ifdef CONFIG_HUGETLB_PAGE #define HPAGE_SHIFT PMD_SHIFT /* fixed for transparent huge pages */ #define HPAGE_SIZE ((1UL) << HPAGE_SHIFT) diff --git a/arch/powerpc/include/asm/page.h b/arch/powerpc/include/asm/page.h index edf1dd1b0ca9..f2b6bf5687d0 100644 --- a/arch/powerpc/include/asm/page.h +++ b/arch/powerpc/include/asm/page.h @@ -117,15 +117,6 @@ extern long long virt_phys_offset; #ifdef CONFIG_FLATMEM #define ARCH_PFN_OFFSET ((unsigned long)(MEMORY_START >> PAGE_SHIFT)) -#ifndef __ASSEMBLY__ -extern unsigned long max_mapnr; -static inline bool pfn_valid(unsigned long pfn) -{ - unsigned long min_pfn = ARCH_PFN_OFFSET; - - return pfn >= min_pfn && pfn < max_mapnr; -} -#endif #endif #define virt_to_pfn(kaddr) (__pa(kaddr) >> PAGE_SHIFT) diff --git a/arch/riscv/include/asm/page.h b/arch/riscv/include/asm/page.h index 9f432c1b5289..7fed7c431928 100644 --- a/arch/riscv/include/asm/page.h +++ b/arch/riscv/include/asm/page.h @@ -171,11 +171,6 @@ extern phys_addr_t __phys_addr_symbol(unsigned long x); #define sym_to_pfn(x) __phys_to_pfn(__pa_symbol(x)) -#ifdef CONFIG_FLATMEM -#define pfn_valid(pfn) \ - (((pfn) >= ARCH_PFN_OFFSET) && (((pfn) - ARCH_PFN_OFFSET) < max_mapnr)) -#endif - #endif /* __ASSEMBLY__ */ #define virt_addr_valid(vaddr) ({ \ diff --git a/arch/sh/include/asm/page.h b/arch/sh/include/asm/page.h index eca5daa43b93..09ac6c7faee0 100644 --- a/arch/sh/include/asm/page.h +++ b/arch/sh/include/asm/page.h @@ -169,9 +169,6 @@ typedef struct page *pgtable_t; #define PFN_START (__MEMORY_START >> PAGE_SHIFT) #define ARCH_PFN_OFFSET (PFN_START) #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) -#ifdef CONFIG_FLATMEM -#define pfn_valid(pfn) ((pfn) >= min_low_pfn && (pfn) < max_low_pfn) -#endif #define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) #include diff --git a/arch/sparc/include/asm/page_32.h b/arch/sparc/include/asm/page_32.h index fff8861df107..6be6f683f98f 100644 --- a/arch/sparc/include/asm/page_32.h +++ b/arch/sparc/include/asm/page_32.h @@ -130,7 +130,6 @@ extern unsigned long pfn_base; #define ARCH_PFN_OFFSET (pfn_base) #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) -#define pfn_valid(pfn) (((pfn) >= (pfn_base)) && (((pfn)-(pfn_base)) < max_mapnr)) #define virt_addr_valid(kaddr) ((((unsigned long)(kaddr)-PAGE_OFFSET)>>PAGE_SHIFT) < max_mapnr) #include diff --git a/arch/um/include/asm/page.h b/arch/um/include/asm/page.h index cdbd9653aa14..84866127d074 100644 --- a/arch/um/include/asm/page.h +++ b/arch/um/include/asm/page.h @@ -108,7 +108,6 @@ extern unsigned long uml_physmem; #define phys_to_pfn(p) ((p) >> PAGE_SHIFT) #define pfn_to_phys(pfn) PFN_PHYS(pfn) -#define pfn_valid(pfn) ((pfn) < max_mapnr) #define virt_addr_valid(v) pfn_valid(phys_to_pfn(__pa(v))) #include diff --git a/arch/x86/include/asm/page_32.h b/arch/x86/include/asm/page_32.h index df42f8aa99e4..580d71aca65a 100644 --- a/arch/x86/include/asm/page_32.h +++ b/arch/x86/include/asm/page_32.h @@ -15,10 +15,6 @@ extern unsigned long __phys_addr(unsigned long); #define __phys_addr_symbol(x) __phys_addr(x) #define __phys_reloc_hide(x) RELOC_HIDE((x), 0) -#ifdef CONFIG_FLATMEM -#define pfn_valid(pfn) ((pfn) < max_mapnr) -#endif /* CONFIG_FLATMEM */ - #include static inline void clear_page(void *page) diff --git a/arch/x86/include/asm/page_64.h b/arch/x86/include/asm/page_64.h index 198e03e59ca1..cc6b8e087192 100644 --- a/arch/x86/include/asm/page_64.h +++ b/arch/x86/include/asm/page_64.h @@ -39,10 +39,6 @@ extern unsigned long __phys_addr_symbol(unsigned long); #define __phys_reloc_hide(x) (x) -#ifdef CONFIG_FLATMEM -#define pfn_valid(pfn) ((pfn) < max_pfn) -#endif - void clear_page_orig(void *page); void clear_page_rep(void *page); void clear_page_erms(void *page); diff --git a/arch/xtensa/include/asm/page.h b/arch/xtensa/include/asm/page.h index 493eb7083b1a..a77d04972eb9 100644 --- a/arch/xtensa/include/asm/page.h +++ b/arch/xtensa/include/asm/page.h @@ -11,6 +11,8 @@ #ifndef _XTENSA_PAGE_H #define _XTENSA_PAGE_H +#include + #include #include #include @@ -189,8 +191,6 @@ static inline unsigned long ___pa(unsigned long va) #endif #define __va(x) \ ((void *)((unsigned long) (x) - PHYS_OFFSET + PAGE_OFFSET)) -#define pfn_valid(pfn) \ - ((pfn) >= ARCH_PFN_OFFSET && ((pfn) - ARCH_PFN_OFFSET) < max_mapnr) #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) #define page_to_virt(page) __va(page_to_pfn(page) << PAGE_SHIFT) diff --git a/include/asm-generic/memory_model.h b/include/asm-generic/memory_model.h index a2c8ed60233a..13d2a844d928 100644 --- a/include/asm-generic/memory_model.h +++ b/include/asm-generic/memory_model.h @@ -19,6 +19,18 @@ #define __page_to_pfn(page) ((unsigned long)((page) - mem_map) + \ ARCH_PFN_OFFSET) +#ifndef pfn_valid +static inline int pfn_valid(unsigned long pfn) +{ + /* avoid include hell */ + extern unsigned long max_mapnr; + unsigned long pfn_offset = ARCH_PFN_OFFSET; + + return pfn >= pfn_offset && pfn < max_mapnr; +} +#define pfn_valid pfn_valid +#endif + #elif defined(CONFIG_SPARSEMEM_VMEMMAP) /* memmap is virtually contiguous. */ diff --git a/include/asm-generic/page.h b/include/asm-generic/page.h index 6fc47561814c..c0be2edeb484 100644 --- a/include/asm-generic/page.h +++ b/include/asm-generic/page.h @@ -84,8 +84,6 @@ extern unsigned long memory_end; #define page_to_phys(page) ((dma_addr_t)page_to_pfn(page) << PAGE_SHIFT) #endif -#define pfn_valid(pfn) ((pfn) >= ARCH_PFN_OFFSET && ((pfn) - ARCH_PFN_OFFSET) < max_mapnr) - #define virt_addr_valid(kaddr) (((void *)(kaddr) >= (void *)PAGE_OFFSET) && \ ((void *)(kaddr) < (void *)memory_end))