From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792832347; b=Quc5F+eNViKcVoih6IMqWboBBzb6u34SACuOYQQsAT6nphq0Jcs2ymhkhJ9Qtbrexh7Q Wwt4sadK2uHoNqcyeTRhmu9ltMNjduaqn8HyDFnNt4xaHiFCeVwsSrWPJGA//CxqKjIQ5 CnBhQ1M8Jb9I2WkOLRKehoXwiO/bvBVoBJ/f1/BXhM6OZ+yWZziKPbaX8ybKKemWXOIsF mJ4vYST009w1SgTW2wzjtFmIXphh1irtJ7fTiBrTpkhUrhYOX9IHBqugVh9qt/1fj9Y8h 5LwB0V2hofESQixT2RQAeNhmmuHuNYi1f4I7J6KxCUFI63xt2QS7CzK/0mrelwas1xw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792832347; h=Received:DKIM-Signature:Date:To:From:Subject:Message-Id; bh=iwVswukaXdFZpyS1VGec5x5i14nc3gLCsnkFyzAM2CQ=; b=HZ5smIVFzWrpDZczOviOOGNgUCk3YtSnUEnPO+gz8S9IyQeyEPBe6BwzJn6mSBAd4g/S 7cJDppNqwWjX8NHgPG+9qFFF6jtgEK7g1bySstjqPWF8OnCDS592n7ZZ5zOIdTXIH4suD p+i1g4vI98P9YLf9GHZ7LbxhVj/hHaQSGbDpoUYgn1GWTtzh+E5d5HrecYwqhv3cMtJAG wxiGvLQ0aa3Ymn9o0+8Go8mrBV+dYzi5WginvzgQCLothBiVlai+Ah52MuSja307f5jAz BeXBXEfOfcM4DsH977okZL3zpTF4wc9Fy3Z799JwzCr2Z+mp9KyXyGJ3vPRZaXTAwyQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linux-foundation.org header.i=@linux-foundation.org header.a=rsa-sha256 header.s=korg header.b=dBI1BheR; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DAC05606A31A for ; Sat, 24 Oct 2026 08:59:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linux-foundation.org header.i=@linux-foundation.org header.a=rsa-sha256 header.s=korg header.b=dBI1BheR Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9FFA91F01828; Sat, 24 Oct 2026 08:59:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1792832346; bh=iwVswukaXdFZpyS1VGec5x5i14nc3gLCsnkFyzAM2CQ=; h=Date:To:From:Subject; b=dBI1BheRyZSg76jekK4y/Yf+ufd831CxtsC1Vsn67W952FIGMbvl3vehQsXJRsvFv 4IWe2+GWpPrHlDgWyx2Irsr99BYG4R32pS5ot8eDmLlP6Qjx6uEKYAKIbnj8WIatCB a2yb/6U2yu01jr758ucyMGMci7Y/mq36Tmhu42T0= Date: Sat, 24 Oct 2026 01:59:06 -0700 To: mm-commits@vger.kernel.org,ziy@nvidia.com,yuanchu@google.com,weixugc@google.com,vbabka@kernel.org,surenb@google.com,shakeel.butt@linux.dev,rppt@kernel.org,rafael@kernel.org,qi.zheng@linux.dev,osalvador@suse.de,mhocko@suse.com,ljs@kernel.org,liam@infradead.org,kbingham@kernel.org,kasong@tencent.com,jan.kiszka@siemens.com,hannes@cmpxchg.org,gregkh@linuxfoundation.org,dakr@kernel.org,brendan.jackman@linux.dev,baoquan.he@linux.dev,baolin.wang@linux.alibaba.com,baohua@kernel.org,axelrasmussen@google.com,david@kernel.org,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] fs-proc-page-clarify-comment-in-get_max_dump_pfn.patch removed from -mm tree Message-Id: <20261024085906.9FFA91F01828@smtp.kernel.org> X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list The quilt patch titled Subject: fs/proc/page: clarify comment in get_max_dump_pfn() has been removed from the -mm tree. Its filename was fs-proc-page-clarify-comment-in-get_max_dump_pfn.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: "David Hildenbrand (Arm)" Subject: fs/proc/page: clarify comment in get_max_dump_pfn() Date: Mon, 21 Sep 2026 21:59:04 +0200 pfn_to_online_page() will only succeed on some PFNs within the same section, not necessarily all. Let's make that clearer. While at it, rephrase it to "Allow inspection of". Link: https://lore.kernel.org/20260921-b4-sparsemem_cleanups-v2-12-54d81d65e125@kernel.org Signed-off-by: David Hildenbrand (Arm) Signed-off-by: Andrew Morton Acked-by: Oscar Salvador Acked-by: Lorenzo Stoakes (ARM) Reviewed-by: Mike Rapoport (Microsoft) Cc: Liam R. Howlett Cc: Vlastimil Babka Cc: Suren Baghdasaryan Cc: Michal Hocko Cc: Kairui Song Cc: Qi Zheng Cc: Shakeel Butt Cc: Barry Song Cc: Axel Rasmussen Cc: Yuanchu Xie Cc: Wei Xu Cc: Baoquan He Cc: Baolin Wang Cc: Brendan Jackman Cc: Johannes Weiner Cc: Zi Yan Cc: Jan Kiszka Cc: Kieran Bingham Cc: Greg Kroah-Hartman Cc: Rafael J. Wysocki Cc: Danilo Krummrich --- fs/proc/page.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) --- a/fs/proc/page.c~fs-proc-page-clarify-comment-in-get_max_dump_pfn +++ a/fs/proc/page.c @@ -31,10 +31,9 @@ static inline unsigned long get_max_dump { #ifdef CONFIG_SPARSEMEM /* - * The memmap of early sections is completely populated and marked - * online even if max_pfn does not fall on a section boundary - - * pfn_to_online_page() will succeed on all pages. Allow inspecting - * these memmaps. + * If max_pfn does not fall on a section boundary, pfn_to_online_page() + * can succeed on PFNs beyond max_pfn within the same section. Allow + * inspection of these memmaps. */ return round_up(max_pfn, PAGES_PER_SECTION); #else _ Patches currently in -mm which might be from david@kernel.org are mm-fix-address-wraparound-when-scanning-large-folio-ptes.patch mm-hugetlb-disable-pmd-sharing-for-uffd-missing-mode.patch mm-vma-write-lock-source-vma-before-duplicating-it-in-__split_vma.patch mm-madvise-preserve-vma_softdirty_bit-when-changing-anonymous-names.patch