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 F0DBB1099B3F for ; Fri, 20 Mar 2026 19:39:33 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 249246B01A0; Fri, 20 Mar 2026 15:39:32 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 222496B01A2; Fri, 20 Mar 2026 15:39:32 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 1105F6B01A3; Fri, 20 Mar 2026 15:39:31 -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 D827F6B01A0 for ; Fri, 20 Mar 2026 15:39:31 -0400 (EDT) Received: from smtpin09.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id A44668B3F7 for ; Fri, 20 Mar 2026 19:39:31 +0000 (UTC) X-FDA: 84567455742.09.8944230 Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by imf22.hostedemail.com (Postfix) with ESMTP id 2B3BEC0004 for ; Fri, 20 Mar 2026 19:39:30 +0000 (UTC) Authentication-Results: imf22.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=QMNg2jRn; dmarc=pass (policy=quarantine) header.from=kernel.org; spf=pass (imf22.hostedemail.com: domain of ljs@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=ljs@kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1774035570; 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:in-reply-to:references:references:dkim-signature; bh=k95MZUxXEJI7xlz9Aj7upwyJimb7rapm7cDFmQFXRjI=; b=u9Cq3K1g/+/9byebko+A9HtUVPL/c8OTJY5N8ga+l3rCTr5DHCholsQmeDUNSHLjcXTVLV UMFPUsWKGR2ZBEU9xlz8wNFEuWHKJQoKXgaOUtSOCTAXkzMCpczjf75WneWgMHnaKy6Wnm 2ZFYrlpDDacIOywlRiRJyTukBaWga1E= ARC-Authentication-Results: i=1; imf22.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=QMNg2jRn; dmarc=pass (policy=quarantine) header.from=kernel.org; spf=pass (imf22.hostedemail.com: domain of ljs@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=ljs@kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1774035570; a=rsa-sha256; cv=none; b=UjvNsj3CqHqKtnsYlpKai/PR32jxU6ifu/ijtOQvqCRyHt+eEkRB9cxj5k+UWeLjGVj4QA IPPB1wJ2HPBbKuz5GQNZJ7yojZ8UgiBvhLCJQio89XxH2KZsRs7XuvqElEx0LKCuB+jqul uXjW/j3YZpI1+TPfayNuwMVtWtdUulA= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 7EE696015B; Fri, 20 Mar 2026 19:39:29 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AFF26C19425; Fri, 20 Mar 2026 19:39:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774035569; bh=UT4ud8MTur8lr8kwsDrYnrk843BMrVlmFichAXqq488=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QMNg2jRnuWc/CkdRCoHVfWdKjfVMTq6qBO0L6Aij51dh+qJnYtQujRBM5IunIw7OL /utTkg74YhjIwZDMKPRtKlGH7TDWX3VNxeBt4/apru/YaBRRjyxQKJU5Qp0cWEyv22 ncMm14jjZo/ZNle6nv2pB+RdHwR1tl4QUX5ZaWTKXBZkEYCAAElTY497crLStNtXr2 /pZlB8xU3dhGFrMSa7xsBUtOiubIl5IGKA3FdNHG3NQH7gz0KhWVN5zJFdCNxh24X0 zkeQrnC9TQ+zct4G7F9jrNPbrSop45h3uzsLThP5xRLuQkvUDuwtzJuT0weEMeVZQ6 7ujX7Zw3fS8eg== From: "Lorenzo Stoakes (Oracle)" To: Andrew Morton Cc: David Hildenbrand , "Liam R . Howlett" , Vlastimil Babka , Jann Horn , Pedro Falcato , Mike Rapoport , Suren Baghdasaryan , Kees Cook , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Vineet Gupta , Russell King , Catalin Marinas , Will Deacon , Brian Cain , Huacai Chen , WANG Xuerui , Thomas Bogendoerfer , Dinh Nguyen , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H . Peter Anvin" , Richard Weinberger , Anton Ivanov , Johannes Berg , Alexander Viro , Christian Brauner , Jan Kara , Xu Xin , Chengming Zhou , Michal Hocko , Paul Moore , Stephen Smalley , Ondrej Mosnacek , linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-um@lists.infradead.org, linux-fsdevel@vger.kernel.org, selinux@vger.kernel.org Subject: [PATCH v4 19/25] mm/vma: introduce vma_clear_flags[_mask]() Date: Fri, 20 Mar 2026 19:38:36 +0000 Message-ID: <9bd15da35c2c90e7441265adf01b5c2d3b5c6d41.1774034900.git.ljs@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 2B3BEC0004 X-Stat-Signature: hfekkmwsqwuek7axp3ftjoodjbwniyqh X-Rspam-User: X-HE-Tag: 1774035570-101266 X-HE-Meta: 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 R/uU6NHL IFNVbIFir6B2rBm5Vf16GbLoWgi7S5DWqB+XGDBaJkNAjGBWCtu0CJ2vBvSRxl2qWJtn576u3JfWYhC4= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Introduce a helper function and helper macro to easily clear a VMA's flags using the new vma_flags_t vma->flags field: * vma_clear_flags_mask() - Clears all of the flags in a specified mask in the VMA's flags field. * vma_clear_flags() - Clears all of the specified individual VMA flag bits in a VMA's flags field. Also update the VMA tests to reflect the change. Acked-by: Vlastimil Babka (SUSE) Signed-off-by: Lorenzo Stoakes (Oracle) --- include/linux/mm.h | 16 ++++++++++++++++ tools/testing/vma/include/dup.h | 9 +++++++++ 2 files changed, 25 insertions(+) diff --git a/include/linux/mm.h b/include/linux/mm.h index 93d69de1520d..d3585999aa0b 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1368,6 +1368,22 @@ static __always_inline void vma_set_flags_mask(struct vm_area_struct *vma, #define vma_set_flags(vma, ...) \ vma_set_flags_mask(vma, mk_vma_flags(__VA_ARGS__)) +/* Helper to clear all VMA flags in a VMA. */ +static __always_inline void vma_clear_flags_mask(struct vm_area_struct *vma, + vma_flags_t flags) +{ + vma_flags_clear_mask(&vma->flags, flags); +} + +/* + * Helper macro for clearing VMA flags, e.g.: + * + * vma_clear_flags(vma, VMA_IO_BIT, VMA_PFNMAP_BIT, VMA_DONTEXPAND_BIT, + * VMA_DONTDUMP_BIT); + */ +#define vma_clear_flags(vma, ...) \ + vma_clear_flags_mask(vma, mk_vma_flags(__VA_ARGS__)) + /* * Test whether a specific VMA flag is set in a VMA descriptor, e.g.: * diff --git a/tools/testing/vma/include/dup.h b/tools/testing/vma/include/dup.h index 36373b81ad24..93ea600d0895 100644 --- a/tools/testing/vma/include/dup.h +++ b/tools/testing/vma/include/dup.h @@ -1065,6 +1065,15 @@ static __always_inline void vma_set_flags_mask(struct vm_area_struct *vma, #define vma_set_flags(vma, ...) \ vma_set_flags_mask(vma, mk_vma_flags(__VA_ARGS__)) +static __always_inline void vma_clear_flags_mask(struct vm_area_struct *vma, + vma_flags_t flags) +{ + vma_flags_clear_mask(&vma->flags, flags); +} + +#define vma_clear_flags(vma, ...) \ + vma_clear_flags_mask(vma, mk_vma_flags(__VA_ARGS__)) + static __always_inline bool vma_desc_test(const struct vm_area_desc *desc, vma_flag_t bit) { -- 2.53.0