From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 0105255C1D2; Wed, 9 Sep 2026 13:34:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788960900; cv=none; b=Lz8+0YHAISsEibBj26Eo6hhXPkeQOgGp5zTU7/2Cv5jcycWiM2Raw9tgGr7shB2lSAA5p/MArlKWeRDxkRWLJ9AaH3iu1rrJxLuE9BwR4HSDHFj0caBzaWxp95bgHpEnHSh0A3XPalgzK+45PGE0ezawbwbC40u0UYdg1C9NrPE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788960900; c=relaxed/simple; bh=DA7ADutddsFmCEjmK+yDurz/oaDpzdkWvjLNiIYgvvA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=UNTlV0HlhWLggA0417arS4lYG1prRjoeyPGxcM/dWCTTew/Kf0nddxH0rfbiDUjkfrk7MqOEZRnxrKXE6K1Gr5JpRu/n6qiAxtakPJ3sAR5yaBVWCo4hJ3AZQBKvjHOEzmu4CQAuwfQEuo2shivC3Jr4MrgOwmAZghdXDw/lf4U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=BRsmgCIw; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="BRsmgCIw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3A9AF1F00A3A; Wed, 9 Sep 2026 13:34:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788960898; bh=RbrTaD0MOwCU/dADLtwS3cqKnDKmO0natjZctaLbG/M=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=BRsmgCIwY0Z931Vf0ZjC6k0U+yWVRAZCHkkhlcXWETlu88ySO3sCpKrVMlBV0iwfx uhI+WzvqD/3YQ8SMBuVeKSS3n9hx1GEVvZRBQVN+UZ6ykgBxwlGQRStGr9ZtQLU75j 5aH0gGEiUG3K64WjEPowzkxXP0T0DJT7FbdoM/VRe8+Cqvr0qaOBmdfjtxHK8E99jh mCxckMTz3aD1mk4SOj53r+ZG94HF+mDeSiNjqjkOPLTKlbPE9tnTT1lHzT53+jY59q em4ZD3q2xBchOgXc3/a8fw6iE6JpLL9tOd3EhDpAZ+Z9UGFQ1cTGuOHPZ35dJw+hKz ndwC/p+XCnE6A== From: "David Hildenbrand (Arm)" Date: Wed, 09 Sep 2026 15:33:00 +0200 Subject: [PATCH 07/12] mm/sparse: remove pfn_in_present_section() 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: 7bit Message-Id: <20260909-b4-sparsemem_cleanups-v1-7-008fc8d579fe@kernel.org> References: <20260909-b4-sparsemem_cleanups-v1-0-008fc8d579fe@kernel.org> In-Reply-To: <20260909-b4-sparsemem_cleanups-v1-0-008fc8d579fe@kernel.org> To: Andrew Morton , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Kairui Song , Qi Zheng , Shakeel Butt , Barry Song , Axel Rasmussen , Yuanchu Xie , Wei Xu , Baoquan He , Baolin Wang , Brendan Jackman , Johannes Weiner , Zi Yan , Oscar Salvador , Greg Kroah-Hartman , "Rafael J. Wysocki" , Danilo Krummrich , Jan Kiszka , Kieran Bingham Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-cxl@vger.kernel.org, driver-core@lists.linux.dev, linux-fsdevel@vger.kernel.org, "David Hildenbrand (Arm)" X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1038; i=david@kernel.org; h=from:subject:message-id; bh=DA7ADutddsFmCEjmK+yDurz/oaDpzdkWvjLNiIYgvvA=; b=owGbwMvMwCF2/OVpCdfQ3ZWMp9WSGLIWJhj9LT/1YHOplEHQxz9GrwpNzSyZjmz2tmhef2zS3 OZzJVmKHaUsDGIcDLJiiixBwfcNXr5cV1vtxscMM4eVCWQIAxenAEzk5BqGf8bHdbuE5Vl+1wfJ rk3bxv5+Da8L//f8XY1WufOf/10fz83wV1ZXYe3Dd1PSZ0bz3Ofq3hL065LbnIjrSodf/jx98dm sNawA X-Developer-Key: i=david@kernel.org; a=openpgp; fpr=1BD9CAAD735C4C3A460DFCCA4DDE10F700FF835A Unused, let's remove it. Signed-off-by: David Hildenbrand (Arm) --- include/linux/mmzone.h | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 19296e8ef44f8..e0fac344f6ac2 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -2315,13 +2315,6 @@ static inline unsigned long next_valid_pfn(unsigned long pfn, unsigned long end_ #endif -static inline int pfn_in_present_section(unsigned long pfn) -{ - if (pfn_to_section_nr(pfn) >= NR_MEM_SECTIONS) - return 0; - return present_section(__pfn_to_section(pfn)); -} - static inline unsigned long next_present_section_nr(unsigned long section_nr) { while (++section_nr <= __highest_used_section_nr) { @@ -2351,9 +2344,6 @@ static inline unsigned long next_present_section_nr(unsigned long section_nr) #else #define pfn_to_nid(pfn) (0) #endif - -#else -#define pfn_in_present_section pfn_valid #endif /* CONFIG_SPARSEMEM */ /* -- 2.43.0