From nobody Fri Dec 19 19:02:35 2025 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CB7372FFDF7 for ; Thu, 18 Dec 2025 17:10:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.163.156.1 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766077850; cv=none; b=rObcJq3xiYuVb6CT7WfE8TLeO7po1OAjW0/LCiVHE69PV8ORWpuqK+2b4wKwm9XiSRNjfoqLkABRVKDoLWJrGwII5TURaRJbpnkB5uHi0devTPOfa5jhV2tVbw2MqaVwjBYIcoS2uPiGa0gotCfuIObV09vM5bO+ywsk9Yd52ro= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766077850; c=relaxed/simple; bh=7HoUYq3uKuh16FqtplbjhFx8hrum/iBNp06t3SOUpao=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=DysMU49wCH+Eym6vwnoOA+rRrHyqHd5Gx9lVDm+V7z2qiZ2VDvaaBXzEyi9jWdOqqPBtbULrfeisKw3dHzDRkvTU+Ns7N7rzyQ+kXwVc33qAIdRXr1QSK/Z/LYtWjMd/F674zDepthhQR1Hl9vcJKtsNDggEWrd3n1xJAPjNsjU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com; spf=pass smtp.mailfrom=linux.ibm.com; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b=SmVyDKct; arc=none smtp.client-ip=148.163.156.1 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b="SmVyDKct" Received: from pps.filterd (m0353729.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 5BI9c2Dx004224; Thu, 18 Dec 2025 17:10:32 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=pp1; bh=B1PKqa T+cUcVjK0lAQ+5OB41b69bTOfXbbALY1SIepc=; b=SmVyDKct2SkjwUxKC3vegx 7OoSFNkinArjrklGT5EKWKJcgsYWF2VWNCuqFO/MFrg4mcOQuIMuDiZD9m6o7kBu TRcB9/bBAeAftfLQwM296xoY/EhYC9sNkyZdXroFNhtOWJBz2cEqttUNAp57s+b6 g/BEhO1anbnRqKvshvEISBoyWdsc2zPm945NbjF044UOj+XGUDtPFVilr/VyJhwX oNAPFE6AQpCcEkij35bwZJY1NxnJ8jXqLNm/saaiSG+KLBXE15V4ivMdQHhvWa/s jQq7tUl9sTlu4OG1pPXtm9oh2TS2M5f1IlGz266DZEizA2seYejVKs/t9HlsS6+g == Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 4b0ytvkv8k-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 18 Dec 2025 17:10:31 +0000 (GMT) Received: from m0353729.ppops.net (m0353729.ppops.net [127.0.0.1]) by pps.reinject (8.18.1.12/8.18.0.8) with ESMTP id 5BIH3b8c021227; Thu, 18 Dec 2025 17:10:31 GMT Received: from ppma12.dal12v.mail.ibm.com (dc.9e.1632.ip4.static.sl-reverse.com [50.22.158.220]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 4b0ytvkv8h-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 18 Dec 2025 17:10:31 +0000 (GMT) Received: from pps.filterd (ppma12.dal12v.mail.ibm.com [127.0.0.1]) by ppma12.dal12v.mail.ibm.com (8.18.1.2/8.18.1.2) with ESMTP id 5BIG9PCg026777; Thu, 18 Dec 2025 17:10:30 GMT Received: from smtprelay02.wdc07v.mail.ibm.com ([172.16.1.69]) by ppma12.dal12v.mail.ibm.com (PPS) with ESMTPS id 4b1jfssueq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 18 Dec 2025 17:10:30 +0000 Received: from smtpav03.dal12v.mail.ibm.com (smtpav03.dal12v.mail.ibm.com [10.241.53.102]) by smtprelay02.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 5BIHAS3u60096796 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 18 Dec 2025 17:10:28 GMT Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4BF2458056; Thu, 18 Dec 2025 17:10:28 +0000 (GMT) Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6CCEA5803F; Thu, 18 Dec 2025 17:10:21 +0000 (GMT) Received: from jarvis.ozlabs.ibm.com (unknown [9.36.16.51]) by smtpav03.dal12v.mail.ibm.com (Postfix) with ESMTP; Thu, 18 Dec 2025 17:10:21 +0000 (GMT) From: Andrew Donnellan Date: Fri, 19 Dec 2025 04:09:37 +1100 Subject: [PATCH v18 05/12] mm/page_table_check: Provide addr parameter to page_table_check_ptes_set() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251219-pgtable_check_v18rebase-v18-5-755bc151a50b@linux.ibm.com> References: <20251219-pgtable_check_v18rebase-v18-0-755bc151a50b@linux.ibm.com> In-Reply-To: <20251219-pgtable_check_v18rebase-v18-0-755bc151a50b@linux.ibm.com> To: linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, Pasha Tatashin , Andrew Morton , Madhavan Srinivasan , Nicholas Piggin , Rohan McLure , Christophe Leroy Cc: Alexandre Ghiti , x86@kernel.org, Nicholas Miehlbradt , Sweet Tea Dorminy , Andrew Donnellan , Srish Srinivasan , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org X-Mailer: b4 0.14.2 X-TM-AS-GCONF: 00 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjEzMDAyMyBTYWx0ZWRfXwrqmM5jH5TlY twqwUCruTuAPrBBYXUfYXY+TJLNkr1T0Lap0/Z6RTiMu71v1UB9qBzDuQFFTT4vrbGNWmQSxbFM xL8T+S2dkrcRNaymfSZUrU4IUj+CQe6WuxPTreqtvgUX64LZ+vxFOeokVUddWvoEi7m9WRh+jy7 YbZ3tTDztp0IaC/GMdnDZyDgMBPYcKhpMJ8IblSqrBq5PK6FTU86ba4Yq2iMy789C94F2nlxUUU 3aKYkzPQvhQ5MGk0ZQ2axQHJc+zFic6WTOZVJKka7L8a/E7numETIj3WOAfJ3VlU94rtKWgGqcL TGt/Md+bU3UQCfYp2XBu/5jfQS+gqffWaKhY/tv6g1DeDT/orzZdK6+lNg3sf6pt3maQ9wEh6mV nYzxlXoRJ4oxKfgGgnCM9Koso1flXw== X-Proofpoint-ORIG-GUID: tNcJ3CkRq9YNU_5vXjojIhgjdsSmJri_ X-Authority-Analysis: v=2.4 cv=QtRTHFyd c=1 sm=1 tr=0 ts=69443587 cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=VkNPw1HP01LnGYTKEx00:22 a=VnNF1IyMAAAA:8 a=7ipKWUHlAAAA:8 a=h0uksLzaAAAA:8 a=HLGKFg-hzGnhYpGVURIA:9 a=QEXdDO2ut3YA:10 a=gpc5p9EgBqZVLdJeV_V1:22 a=MSi_79tMYmZZG2gvAgS0:22 X-Proofpoint-GUID: 1NC-0ugCpLo-736stlHdKZQlU2SwS_3X X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-12-18_02,2025-12-17_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 adultscore=0 malwarescore=0 lowpriorityscore=0 spamscore=0 priorityscore=1501 bulkscore=0 suspectscore=0 impostorscore=0 clxscore=1011 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2510240000 definitions=main-2512130023 From: Rohan McLure To provide support for powerpc platforms, provide an addr parameter to the __page_table_check_ptes_set() and page_table_check_ptes_set() routines. This parameter is needed on some powerpc platforms which do not encode whet= her a mapping is for user or kernel in the pte. On such platforms, this can be inferred from the addr parameter. [ajd@linux.ibm.com: rebase on arm64 + riscv changes, update commit message] Signed-off-by: Rohan McLure Reviewed-by: Pasha Tatashin Acked-by: Alexandre Ghiti # riscv Signed-off-by: Andrew Donnellan --- v15: rebase, amend commit message --- arch/arm64/include/asm/pgtable.h | 2 +- arch/riscv/include/asm/pgtable.h | 2 +- include/linux/page_table_check.h | 12 +++++++----- include/linux/pgtable.h | 2 +- mm/page_table_check.c | 4 ++-- 5 files changed, 12 insertions(+), 10 deletions(-) diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgta= ble.h index 4b580d6246f5a1c8f859bf79665419bbcd8c7cd3..d1dd0266bb0c946442df88594cc= 39e958185af0a 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -681,7 +681,7 @@ static inline void __set_ptes_anysz(struct mm_struct *m= m, unsigned long addr, =20 switch (pgsize) { case PAGE_SIZE: - page_table_check_ptes_set(mm, ptep, pte, nr); + page_table_check_ptes_set(mm, addr, ptep, pte, nr); break; case PMD_SIZE: page_table_check_pmds_set(mm, addr, (pmd_t *)ptep, diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgta= ble.h index 3fea1d07f7470a04fdc9a6f581d21667e35e0e2a..89abba40e3e426c00e6964bdf13= 5042777319588 100644 --- a/arch/riscv/include/asm/pgtable.h +++ b/arch/riscv/include/asm/pgtable.h @@ -631,7 +631,7 @@ static inline void __set_pte_at(struct mm_struct *mm, p= te_t *ptep, pte_t pteval) static inline void set_ptes(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pteval, unsigned int nr) { - page_table_check_ptes_set(mm, ptep, pteval, nr); + page_table_check_ptes_set(mm, addr, ptep, pteval, nr); =20 for (;;) { __set_pte_at(mm, ptep, pteval); diff --git a/include/linux/page_table_check.h b/include/linux/page_table_ch= eck.h index cf7c28d8d468c026cb5278435a64fbcf0fe9260e..66e10923841691a59620da8d17f= 7bb7b09e6a6d3 100644 --- a/include/linux/page_table_check.h +++ b/include/linux/page_table_check.h @@ -17,8 +17,8 @@ void __page_table_check_zero(struct page *page, unsigned = int order); void __page_table_check_pte_clear(struct mm_struct *mm, pte_t pte); void __page_table_check_pmd_clear(struct mm_struct *mm, pmd_t pmd); void __page_table_check_pud_clear(struct mm_struct *mm, pud_t pud); -void __page_table_check_ptes_set(struct mm_struct *mm, pte_t *ptep, pte_t = pte, - unsigned int nr); +void __page_table_check_ptes_set(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, pte_t pte, unsigned int nr); void __page_table_check_pmds_set(struct mm_struct *mm, unsigned long addr, pmd_t *pmdp, pmd_t pmd, unsigned int nr); void __page_table_check_puds_set(struct mm_struct *mm, unsigned long addr, @@ -68,12 +68,13 @@ static inline void page_table_check_pud_clear(struct mm= _struct *mm, pud_t pud) } =20 static inline void page_table_check_ptes_set(struct mm_struct *mm, - pte_t *ptep, pte_t pte, unsigned int nr) + unsigned long addr, pte_t *ptep, + pte_t pte, unsigned int nr) { if (static_branch_likely(&page_table_check_disabled)) return; =20 - __page_table_check_ptes_set(mm, ptep, pte, nr); + __page_table_check_ptes_set(mm, addr, ptep, pte, nr); } =20 static inline void page_table_check_pmds_set(struct mm_struct *mm, @@ -127,7 +128,8 @@ static inline void page_table_check_pud_clear(struct mm= _struct *mm, pud_t pud) } =20 static inline void page_table_check_ptes_set(struct mm_struct *mm, - pte_t *ptep, pte_t pte, unsigned int nr) + unsigned long addr, pte_t *ptep, + pte_t pte, unsigned int nr) { } =20 diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h index 2f0dd3a4ace1acd665f229d4ea2a67187fd4d2b9..496873f44f67b73fc32940c956f= d5265b748faad 100644 --- a/include/linux/pgtable.h +++ b/include/linux/pgtable.h @@ -429,7 +429,7 @@ static inline pte_t pte_advance_pfn(pte_t pte, unsigned= long nr) static inline void set_ptes(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte, unsigned int nr) { - page_table_check_ptes_set(mm, ptep, pte, nr); + page_table_check_ptes_set(mm, addr, ptep, pte, nr); =20 for (;;) { set_pte(ptep, pte); diff --git a/mm/page_table_check.c b/mm/page_table_check.c index 86dc4e4d1dad12fe5d9d86905234b009257586d5..2871d9c453682ba922b2fcf532c= b6a7d867ad952 100644 --- a/mm/page_table_check.c +++ b/mm/page_table_check.c @@ -196,8 +196,8 @@ static void page_table_check_pte_flags(pte_t pte) } } =20 -void __page_table_check_ptes_set(struct mm_struct *mm, pte_t *ptep, pte_t = pte, - unsigned int nr) +void __page_table_check_ptes_set(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, pte_t pte, unsigned int nr) { unsigned int i; =20 --=20 2.52.0