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GET /api/patches/2202534/?format=api
{ "id": 2202534, "url": "http://patchwork.ozlabs.org/api/patches/2202534/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260227200848.114019-14-david@kernel.org/", "project": { "id": 2, "url": "http://patchwork.ozlabs.org/api/projects/2/?format=api", "name": "Linux PPC development", "link_name": "linuxppc-dev", "list_id": "linuxppc-dev.lists.ozlabs.org", "list_email": "linuxppc-dev@lists.ozlabs.org", "web_url": "https://github.com/linuxppc/wiki/wiki", "scm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git", "webscm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/", "list_archive_url_format": "https://lore.kernel.org/linuxppc-dev/{}/", "commit_url_format": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id={}" }, "msgid": "<20260227200848.114019-14-david@kernel.org>", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/20260227200848.114019-14-david@kernel.org/", "date": "2026-02-27T20:08:44", "name": "[v1,13/16] mm: rename zap_page_range_single_batched() to zap_vma_range_batched()", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "a7f8a3c40ed0173eb96e2cafc11c9992a49552ed", "submitter": { "id": 92023, "url": "http://patchwork.ozlabs.org/api/people/92023/?format=api", "name": "David Hildenbrand (Arm)", "email": "david@kernel.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260227200848.114019-14-david@kernel.org/mbox/", "series": [ { "id": 493807, "url": "http://patchwork.ozlabs.org/api/series/493807/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=493807", "date": "2026-02-27T20:08:31", "name": "mm: cleanups around unmapping / zapping", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/493807/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2202534/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2202534/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linuxppc-dev+bounces-17421-incoming=patchwork.ozlabs.org@lists.ozlabs.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linuxppc-dev@lists.ozlabs.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=e5g0TPuA;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=2404:9400:21b9:f100::1; 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a=rsa-sha256; d=lists.ozlabs.org; s=201707;\n\tt=1772223166; c=relaxed/relaxed;\n\tbh=xOAMwgzKb8EUHtWYRJDu3VoLceGWF1CqGbxvk9rxhzE=;\n\th=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:\n\t MIME-Version;\n b=ZRZ5+HBAmZj2ALgKIHDFxaLhfXvPBgigusDF/jX9xVCUTd+VzAjAcrUESG1XDRlrf0Sy9L5ucBpuzsVibJoE5IQAKsgUmI8HvSxqvldQSVgALkViKA5waeAZ5SoI2upXaWTkeZgTOMU4LknxVfV4iY1ovFcJFRrJfUkk2iXWHRGcw8K8ChZgO+CCGQesNYZAtjXYmHehnMrNmcS0gLA0+ldkkQFYATOpDkxnGQ+sVtHWeRoOAcw3O8Yoa5Q6ugqank43NjpLW30HR9n4jVBde05+9rk72f5WfA1Vq2yONywjrM9vsPKsaQkgINYLqaz7dOnpzJoVXVqR3YKO8GhMlw==", "ARC-Authentication-Results": "i=1; lists.ozlabs.org;\n dmarc=pass (p=quarantine dis=none) header.from=kernel.org;\n dkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=e5g0TPuA; dkim-atps=neutral;\n spf=pass (client-ip=2600:3c0a:e001:78e:0:1991:8:25;\n helo=sea.source.kernel.org; envelope-from=david@kernel.org;\n receiver=lists.ozlabs.org) smtp.mailfrom=kernel.org", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1772223163;\n\tbh=B1yXnc32tXbLcJ8NQGFc5Arvb5lyHtOMPl4AdrDajl0=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=e5g0TPuAG6gfesnF6qlduLlcGUBPnMhU3YENZOHkNsVPDgQhRnH1MFauWgeL7RMDC\n\t ZDytxLL3/ocwf5PbRvFpVbk3pmvkdAD+XF1L6BzyancbBjD35yHtpfICb2QNxOw986\n\t L5hI932ZW/hEh+Gw6fKcAGmpoqiF+z1NyH1tsVKuOA7DQSAhWxwkWr6RocVOmKV8XG\n\t KFx3ANZlj2o1XSLVoqev/UhRxYfp7R7fG3oZ4hNen9Y8TdMB1iPdiGc3rcD8XmrotP\n\t q4q3zeg0mjfjsk5BWqfRmyIBaT8twqj4E2sWv/18B/I98ZtV8ClTF3/ZnpUTnwGlob\n\t z68EfQd2gz72g==", "From": "\"David Hildenbrand (Arm)\" <david@kernel.org>", "To": "linux-kernel@vger.kernel.org", "Cc": "\"linux-mm @ kvack . org\" <linux-mm@kvack.org>,\n \"David Hildenbrand (Arm)\" <david@kernel.org>,\n Andrew Morton <akpm@linux-foundation.org>,\n Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,\n \"Liam R. Howlett\" <Liam.Howlett@oracle.com>,\n Vlastimil Babka <vbabka@kernel.org>, Mike Rapoport <rppt@kernel.org>,\n Suren Baghdasaryan <surenb@google.com>, Michal Hocko <mhocko@suse.com>,\n Jann Horn <jannh@google.com>, Pedro Falcato <pfalcato@suse.de>,\n David Rientjes <rientjes@google.com>, Shakeel Butt <shakeel.butt@linux.dev>,\n \"Matthew Wilcox (Oracle)\" <willy@infradead.org>,\n Alice Ryhl <aliceryhl@google.com>, Madhavan Srinivasan <maddy@linux.ibm.com>,\n Michael Ellerman <mpe@ellerman.id.au>,\n Christian Borntraeger <borntraeger@linux.ibm.com>,\n Janosch Frank <frankja@linux.ibm.com>,\n Claudio Imbrenda <imbrenda@linux.ibm.com>,\n Alexander Gordeev <agordeev@linux.ibm.com>,\n Gerald Schaefer <gerald.schaefer@linux.ibm.com>,\n Heiko Carstens <hca@linux.ibm.com>, Vasily Gorbik <gor@linux.ibm.com>,\n Jarkko Sakkinen <jarkko@kernel.org>, Thomas Gleixner <tglx@kernel.org>,\n Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,\n Greg Kroah-Hartman <gregkh@linuxfoundation.org>, =?utf-8?q?Arve_Hj=C3=B8nne?=\n\t=?utf-8?q?v=C3=A5g?= <arve@android.com>, Todd Kjos <tkjos@android.com>,\n Christian Brauner <brauner@kernel.org>, Carlos Llamas <cmllamas@google.com>,\n Ian Abbott <abbotti@mev.co.uk>,\n H Hartley Sweeten <hsweeten@visionengravers.com>,\n Jani Nikula <jani.nikula@linux.intel.com>,\n Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,\n Rodrigo Vivi <rodrigo.vivi@intel.com>, Tvrtko Ursulin <tursulin@ursulin.net>,\n David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,\n Jason Gunthorpe <jgg@ziepe.ca>, Leon Romanovsky <leon@kernel.org>,\n Dimitri Sivanich <dimitri.sivanich@hpe.com>, Arnd Bergmann <arnd@arndb.de>,\n Alexei Starovoitov <ast@kernel.org>, Daniel Borkmann <daniel@iogearbox.net>,\n Andrii Nakryiko <andrii@kernel.org>, Peter Zijlstra <peterz@infradead.org>,\n Arnaldo Carvalho de Melo <acme@kernel.org>,\n Namhyung Kim <namhyung@kernel.org>, Andy Lutomirski <luto@kernel.org>,\n Vincenzo Frascino <vincenzo.frascino@arm.com>,\n Eric Dumazet <edumazet@google.com>, Neal Cardwell <ncardwell@google.com>,\n \"David S. Miller\" <davem@davemloft.net>, David Ahern <dsahern@kernel.org>,\n Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,\n Miguel Ojeda <ojeda@kernel.org>, linuxppc-dev@lists.ozlabs.org,\n kvm@vger.kernel.org, linux-s390@vger.kernel.org, linux-sgx@vger.kernel.org,\n intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,\n linux-rdma@vger.kernel.org, bpf@vger.kernel.org,\n linux-perf-users@vger.kernel.org, linux-fsdevel@vger.kernel.org,\n netdev@vger.kernel.org, rust-for-linux@vger.kernel.org, x86@kernel.org", "Subject": "[PATCH v1 13/16] mm: rename zap_page_range_single_batched() to\n zap_vma_range_batched()", "Date": "Fri, 27 Feb 2026 21:08:44 +0100", "Message-ID": "<20260227200848.114019-14-david@kernel.org>", "X-Mailer": "git-send-email 2.43.0", "In-Reply-To": "<20260227200848.114019-1-david@kernel.org>", "References": "<20260227200848.114019-1-david@kernel.org>", "X-Mailing-List": "linuxppc-dev@lists.ozlabs.org", "List-Id": "<linuxppc-dev.lists.ozlabs.org>", "List-Help": "<mailto:linuxppc-dev+help@lists.ozlabs.org>", "List-Owner": "<mailto:linuxppc-dev+owner@lists.ozlabs.org>", "List-Post": "<mailto:linuxppc-dev@lists.ozlabs.org>", "List-Archive": "<https://lore.kernel.org/linuxppc-dev/>,\n <https://lists.ozlabs.org/pipermail/linuxppc-dev/>", "List-Subscribe": "<mailto:linuxppc-dev+subscribe@lists.ozlabs.org>,\n <mailto:linuxppc-dev+subscribe-digest@lists.ozlabs.org>,\n <mailto:linuxppc-dev+subscribe-nomail@lists.ozlabs.org>", "List-Unsubscribe": "<mailto:linuxppc-dev+unsubscribe@lists.ozlabs.org>", "Precedence": "list", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Spam-Status": "No, score=-0.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED,\n\tDKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS\n\tautolearn=disabled version=4.0.1 OzLabs 8", "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org" }, "content": "Let's make the naming more consistent with our new naming scheme.\n\nWhile at it, polish the kerneldoc a bit.\n\nSigned-off-by: David Hildenbrand (Arm) <david@kernel.org>\n---\n mm/internal.h | 2 +-\n mm/madvise.c | 5 ++---\n mm/memory.c | 23 +++++++++++++----------\n 3 files changed, 16 insertions(+), 14 deletions(-)", "diff": "diff --git a/mm/internal.h b/mm/internal.h\nindex df9190f7db0e..15a1b3f0a6d1 100644\n--- a/mm/internal.h\n+++ b/mm/internal.h\n@@ -536,7 +536,7 @@ static inline void sync_with_folio_pmd_zap(struct mm_struct *mm, pmd_t *pmdp)\n }\n \n struct zap_details;\n-void zap_page_range_single_batched(struct mmu_gather *tlb,\n+void zap_vma_range_batched(struct mmu_gather *tlb,\n \t\tstruct vm_area_struct *vma, unsigned long addr,\n \t\tunsigned long size, struct zap_details *details);\n int zap_vma_for_reaping(struct vm_area_struct *vma);\ndiff --git a/mm/madvise.c b/mm/madvise.c\nindex b51f216934f3..fb5fcdff2b66 100644\n--- a/mm/madvise.c\n+++ b/mm/madvise.c\n@@ -855,9 +855,8 @@ static long madvise_dontneed_single_vma(struct madvise_behavior *madv_behavior)\n \t\t.reclaim_pt = true,\n \t};\n \n-\tzap_page_range_single_batched(\n-\t\t\tmadv_behavior->tlb, madv_behavior->vma, range->start,\n-\t\t\trange->end - range->start, &details);\n+\tzap_vma_range_batched(madv_behavior->tlb, madv_behavior->vma,\n+\t\t\t range->start, range->end - range->start, &details);\n \treturn 0;\n }\n \ndiff --git a/mm/memory.c b/mm/memory.c\nindex 1c0bcdfc73b7..e611e9af4e85 100644\n--- a/mm/memory.c\n+++ b/mm/memory.c\n@@ -2167,17 +2167,20 @@ void unmap_vmas(struct mmu_gather *tlb, struct unmap_desc *unmap)\n }\n \n /**\n- * zap_page_range_single_batched - remove user pages in a given range\n+ * zap_vma_range_batched - zap page table entries in a vma range\n * @tlb: pointer to the caller's struct mmu_gather\n- * @vma: vm_area_struct holding the applicable pages\n- * @address: starting address of pages to remove\n- * @size: number of bytes to remove\n- * @details: details of shared cache invalidation\n+ * @vma: the vma covering the range to zap\n+ * @address: starting address of the range to zap\n+ * @size: number of bytes to zap\n+ * @details: details specifying zapping behavior\n+ *\n+ * @tlb must not be NULL. The provided address range must be fully\n+ * contained within @vma. If @vma is for hugetlb, @tlb is flushed and\n+ * re-initialized by this function.\n *\n- * @tlb shouldn't be NULL. The range must fit into one VMA. If @vma is for\n- * hugetlb, @tlb is flushed and re-initialized by this function.\n+ * If @details is NULL, this function will zap all page table entries.\n */\n-void zap_page_range_single_batched(struct mmu_gather *tlb,\n+void zap_vma_range_batched(struct mmu_gather *tlb,\n \t\tstruct vm_area_struct *vma, unsigned long address,\n \t\tunsigned long size, struct zap_details *details)\n {\n@@ -2225,7 +2228,7 @@ void zap_page_range_single(struct vm_area_struct *vma, unsigned long address,\n \tstruct mmu_gather tlb;\n \n \ttlb_gather_mmu(&tlb, vma->vm_mm);\n-\tzap_page_range_single_batched(&tlb, vma, address, size, NULL);\n+\tzap_vma_range_batched(&tlb, vma, address, size, NULL);\n \ttlb_finish_mmu(&tlb);\n }\n \n@@ -4251,7 +4254,7 @@ static inline void unmap_mapping_range_tree(struct rb_root_cached *root,\n \t\tsize = (end_idx - start_idx) << PAGE_SHIFT;\n \n \t\ttlb_gather_mmu(&tlb, vma->vm_mm);\n-\t\tzap_page_range_single_batched(&tlb, vma, start, size, details);\n+\t\tzap_vma_range_batched(&tlb, vma, start, size, details);\n \t\ttlb_finish_mmu(&tlb);\n \t}\n }\n", "prefixes": [ "v1", "13/16" ] }