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]) by smtp.lore.kernel.org (Postfix) with ESMTP id 36050C2D0CD for ; Mon, 19 May 2025 07:49:20 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id E71986B0089; Mon, 19 May 2025 03:49:16 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id E23D06B008A; Mon, 19 May 2025 03:49:16 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id CEB4D6B008C; Mon, 19 May 2025 03:49:16 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id B54606B0089 for ; Mon, 19 May 2025 03:49:16 -0400 (EDT) Received: from smtpin14.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id 51F261615D3 for ; Mon, 19 May 2025 07:49:19 +0000 (UTC) X-FDA: 83458882038.14.64DBF2F Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by imf13.hostedemail.com (Postfix) with ESMTP id B64E520002 for ; Mon, 19 May 2025 07:49:17 +0000 (UTC) Authentication-Results: imf13.hostedemail.com; dkim=none; dmarc=pass (policy=none) header.from=arm.com; spf=pass (imf13.hostedemail.com: domain of dev.jain@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=dev.jain@arm.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1747640957; 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; bh=BORzaS8UMoTufghFvn6+seF/n3gYea85fRPT58fYDQ0=; b=TMAXviaPVMn3DrXadC/mtJFq0bGl16hwpLQ7RfN2Vs+TKv+ULJF/yCQjLvZ+37wi33zsVR 2Mr/tfaCcC4fg9QjBjnjhbYbp38PzbJOBzPy5cHwYW9FknKfkJ8OUS+N92/21gkjYBsCuf LXDOLC6Tosc4ozy2D0bcSq7yJPk+LBA= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1747640957; a=rsa-sha256; cv=none; b=1YM3d7bwesynRFYW4mEr4nyPflBcbgTwb6xwEkeZK2SbEdhbF1f6CvrstBP6nhpYFemjlV GzaBWrU/R614hdAMxAdd2Z9BEKNgtu97ziQHuu92BcG7wcSkhYAqDdklH+DnaM/Ol2QhFW I8H1zYYSHZZpaJhJG8SwG5C2pbaDQlw= ARC-Authentication-Results: i=1; imf13.hostedemail.com; dkim=none; dmarc=pass (policy=none) header.from=arm.com; spf=pass (imf13.hostedemail.com: domain of dev.jain@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=dev.jain@arm.com 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 08DE914BF; Mon, 19 May 2025 00:49:04 -0700 (PDT) Received: from K4MQJ0H1H2.blr.arm.com (unknown [10.164.18.48]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 5ADCB3F6A8; Mon, 19 May 2025 00:49:10 -0700 (PDT) From: Dev Jain To: akpm@linux-foundation.org Cc: ryan.roberts@arm.com, david@redhat.com, willy@infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, catalin.marinas@arm.com, will@kernel.org, Liam.Howlett@oracle.com, lorenzo.stoakes@oracle.com, vbabka@suse.cz, jannh@google.com, anshuman.khandual@arm.com, peterx@redhat.com, joey.gouly@arm.com, ioworker0@gmail.com, baohua@kernel.org, kevin.brodsky@arm.com, quic_zhenhuah@quicinc.com, christophe.leroy@csgroup.eu, yangyicong@hisilicon.com, linux-arm-kernel@lists.infradead.org, hughd@google.com, yang@os.amperecomputing.com, ziy@nvidia.com, Dev Jain Subject: [PATCH v3 5/5] arm64: Add batched version of ptep_modify_prot_commit Date: Mon, 19 May 2025 13:18:24 +0530 Message-Id: <20250519074824.42909-6-dev.jain@arm.com> X-Mailer: git-send-email 2.39.3 (Apple Git-146) In-Reply-To: <20250519074824.42909-1-dev.jain@arm.com> References: <20250519074824.42909-1-dev.jain@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: iq39rgze4zefjjngqkxhscea5s4rmytj X-Rspam-User: X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: B64E520002 X-HE-Tag: 1747640957-390364 X-HE-Meta: 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 /AUfjI0q 0MlkZYHzglEI1wm0q9zGjO7AF/vq/e677w4E8AMQDJ3mUrb2EqvmVZfGQZuN/0UWO7056s5u04HqX/TFo8ZVE3sEBEKFJmHWWDZqz1tet6NAY/4ZJms2gpVKKHljj/rSjG9ek3hxQFKyrQppVYuOaFsuuJX5ijhp3dHy5NytlVjuEs80Zer+aFamgHVYWHfhjWaJ3dpTlBcMzOqM= 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: Override the generic definition to simply use set_ptes() to map the new ptes into the pagetable. Signed-off-by: Dev Jain --- arch/arm64/include/asm/pgtable.h | 5 +++++ arch/arm64/mm/mmu.c | 9 ++++++++- 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index 8872ea5f0642..0b13ca38f80c 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -1558,6 +1558,11 @@ extern pte_t modify_prot_start_ptes(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, unsigned int nr); +#define modify_prot_commit_ptes modify_prot_commit_ptes +extern void modify_prot_commit_ptes(struct vm_area_struct *vma, unsigned long addr, + pte_t *ptep, pte_t old_pte, pte_t pte, + unsigned int nr); + #ifdef CONFIG_ARM64_CONTPTE /* diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c index fe60be8774f4..5f04bcdcd946 100644 --- a/arch/arm64/mm/mmu.c +++ b/arch/arm64/mm/mmu.c @@ -1543,10 +1543,17 @@ pte_t ptep_modify_prot_start(struct vm_area_struct *vma, unsigned long addr, pte return modify_prot_start_ptes(vma, addr, ptep, 1); } +void modify_prot_commit_ptes(struct vm_area_struct *vma, unsigned long addr, + pte_t *ptep, pte_t old_pte, pte_t pte, + unsigned int nr) +{ + set_ptes(vma->vm_mm, addr, ptep, pte, nr); +} + void ptep_modify_prot_commit(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t old_pte, pte_t pte) { - set_pte_at(vma->vm_mm, addr, ptep, pte); + modify_prot_commit_ptes(vma, addr, ptep, old_pte, pte, 1); } /* -- 2.30.2