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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3C4DFCCD19F for ; Tue, 21 Oct 2025 02:56:48 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 98CE88E000C; Mon, 20 Oct 2025 22:56:47 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 9646B8E0002; Mon, 20 Oct 2025 22:56:47 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8C86C8E000C; Mon, 20 Oct 2025 22:56:47 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 7F32E8E0002 for ; Mon, 20 Oct 2025 22:56:47 -0400 (EDT) Received: from smtpin28.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 1550F58935 for ; Tue, 21 Oct 2025 02:56:47 +0000 (UTC) X-FDA: 84020608854.28.F50BF12 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by imf14.hostedemail.com (Postfix) with ESMTP id 9E375100002 for ; Tue, 21 Oct 2025 02:56:45 +0000 (UTC) Authentication-Results: imf14.hostedemail.com; dkim=none; dmarc=pass (policy=none) header.from=arm.com; spf=pass (imf14.hostedemail.com: domain of anshuman.khandual@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=anshuman.khandual@arm.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1761015405; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:references; bh=yOM1PN5czx7scwUKwUhx6A2SYy7dvS5ZXaKI/E17uTQ=; b=PpJ3KPf0J41DMbo6HrmSLgDLybhxNqoSypJ2pL1vkdhx3JxgbcRgLREZ/k+PVkeZOtfq5q osgF4soCZKag9QMNYO3RVECwsGQjUezrk36mNe+F2WcLwaZ913N9U5vMTr0q9LUEN5r5it A5db1tdB1w44ukVll8ieD4oAeDBTXoc= ARC-Authentication-Results: i=1; imf14.hostedemail.com; dkim=none; dmarc=pass (policy=none) header.from=arm.com; spf=pass (imf14.hostedemail.com: domain of anshuman.khandual@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=anshuman.khandual@arm.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1761015405; a=rsa-sha256; cv=none; b=130FDzIrN5XZohQU/TPmUzMuy+Ynw1ozoPHa42IQUxNFUSKz4brj8lj1TY7y9bVInBM9FL 5uTHDiYi3kAzqY/v2f+2hyFPM+CAhY8j2HBBiDEjIGImkJw1nUSUMiL+z+hddVbbMbWgCa HdullIhVZW3XgwTjqpfZtvnIjgOpU/w= Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id D39371063; Mon, 20 Oct 2025 19:56:36 -0700 (PDT) Received: from ergosum.cambridge.arm.com (ergosum.cambridge.arm.com [10.1.196.45]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 852D03F59E; Mon, 20 Oct 2025 19:56:43 -0700 (PDT) From: Anshuman Khandual To: linux-mm@kvack.org Cc: Anshuman Khandual , linux-kernel@vger.kernel.org, iommu@lists.linux.dev, linux-s390@vger.kernel.org, linux-arm-kernel@lists.infradead.org, virtualization@lists.linux.dev Subject: [PATCH] mm: Make INVALID_PHYS_ADDR a generic macro Date: Tue, 21 Oct 2025 03:56:38 +0100 Message-Id: <20251021025638.2420216-1-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: jgyngj3fxx3fcjmc4uwx3m9yho6ngynx X-Rspamd-Queue-Id: 9E375100002 X-Rspam-User: X-Rspamd-Server: rspam08 X-HE-Tag: 1761015405-982432 X-HE-Meta: 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: INVALID_PHYS_ADDR has very similar definitions across the code base. Hence just move that inside header for more generic usage. Also drop the now redundant ones which are no longer required. Cc: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org Cc: iommu@lists.linux.dev Cc: linux-s390@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: virtualization@lists.linux.dev Signed-off-by: Anshuman Khandual --- arch/arm64/mm/mmu.c | 2 -- arch/s390/boot/vmem.c | 1 - drivers/vdpa/vdpa_user/iova_domain.h | 2 -- include/linux/mm.h | 2 ++ kernel/dma/swiotlb.c | 2 -- 5 files changed, 2 insertions(+), 7 deletions(-) diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c index e80bb623ef53..1da02d908c30 100644 --- a/arch/arm64/mm/mmu.c +++ b/arch/arm64/mm/mmu.c @@ -470,8 +470,6 @@ static void __create_pgd_mapping(pgd_t *pgdir, phys_addr_t phys, mutex_unlock(&fixmap_lock); } -#define INVALID_PHYS_ADDR (-1ULL) - static phys_addr_t __pgd_pgtable_alloc(struct mm_struct *mm, gfp_t gfp, enum pgtable_type pgtable_type) { diff --git a/arch/s390/boot/vmem.c b/arch/s390/boot/vmem.c index cea3de4dce8c..fbe64ffdfb96 100644 --- a/arch/s390/boot/vmem.c +++ b/arch/s390/boot/vmem.c @@ -16,7 +16,6 @@ #include "decompressor.h" #include "boot.h" -#define INVALID_PHYS_ADDR (~(phys_addr_t)0) struct ctlreg __bootdata_preserved(s390_invalid_asce); #ifdef CONFIG_PROC_FS diff --git a/drivers/vdpa/vdpa_user/iova_domain.h b/drivers/vdpa/vdpa_user/iova_domain.h index 775cad5238f3..a923971a64f5 100644 --- a/drivers/vdpa/vdpa_user/iova_domain.h +++ b/drivers/vdpa/vdpa_user/iova_domain.h @@ -17,8 +17,6 @@ #define IOVA_START_PFN 1 -#define INVALID_PHYS_ADDR (~(phys_addr_t)0) - #define BOUNCE_MAP_SHIFT 12 #define BOUNCE_MAP_SIZE (1 << BOUNCE_MAP_SHIFT) #define BOUNCE_MAP_MASK (~(BOUNCE_MAP_SIZE - 1)) diff --git a/include/linux/mm.h b/include/linux/mm.h index d16b33bacc32..543a5f780874 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -105,6 +105,8 @@ extern int mmap_rnd_compat_bits __read_mostly; # endif #endif +#define INVALID_PHYS_ADDR (~(phys_addr_t)0) + #include #include diff --git a/kernel/dma/swiotlb.c b/kernel/dma/swiotlb.c index 0d37da3d95b6..a547c7693135 100644 --- a/kernel/dma/swiotlb.c +++ b/kernel/dma/swiotlb.c @@ -61,8 +61,6 @@ */ #define IO_TLB_MIN_SLABS ((1<<20) >> IO_TLB_SHIFT) -#define INVALID_PHYS_ADDR (~(phys_addr_t)0) - /** * struct io_tlb_slot - IO TLB slot descriptor * @orig_addr: The original address corresponding to a mapped entry. -- 2.30.2