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]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E1589C624A4 for ; Thu, 3 Sep 2026 09:25:35 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id E0F6E6B00C4; Thu, 3 Sep 2026 05:25:34 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id DE5CC6B00C5; Thu, 3 Sep 2026 05:25:34 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id CD6716B00C7; Thu, 3 Sep 2026 05:25:34 -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 A7CED6B00C4 for ; Thu, 3 Sep 2026 05:25:34 -0400 (EDT) Received: from smtpin07.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay07.hostedemail.com (Postfix) with ESMTP id 220E41601C5 for ; Thu, 3 Sep 2026 09:25:34 +0000 (UTC) X-FDA: 85171918188.07.EB6E449 Received: from mail-wr1-f48.google.com (mail-wr1-f48.google.com [209.85.221.48]) by imf16.hostedemail.com (Postfix) with ESMTP id 6E205180002 for ; Thu, 3 Sep 2026 09:25:32 +0000 (UTC) Authentication-Results: imf16.hostedemail.com; dkim=pass header.d=gmail.com header.s=20251104 header.b=h+LISNtM; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf16.hostedemail.com: domain of christosskarlos.kernel@gmail.com designates 209.85.221.48 as permitted sender) smtp.mailfrom=christosskarlos.kernel@gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1788427532; 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:references:dkim-signature; bh=XYwBU5ZHVueM1YfQFwjzrz4zbhTksf0+irRokmEvL88=; b=ORjVPIKURSh5gPzDGblMFRPxrzMEDmNSaMtYMm8Xgp0GM+Q9DomeLjAjKYCREwcfE4z1HR qpnZSfct6TuRhTOcDoHA4vBgGKL2UaKJ18EURBzvo733+7TAiPL+uEsCd//tuqHUcVKiBB RuGj5WP4oJH2i9Mi4fr1YHwxFBgFT7k= ARC-Authentication-Results: i=1; imf16.hostedemail.com; dkim=pass header.d=gmail.com header.s=20251104 header.b=h+LISNtM; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf16.hostedemail.com: domain of christosskarlos.kernel@gmail.com designates 209.85.221.48 as permitted sender) smtp.mailfrom=christosskarlos.kernel@gmail.com ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1788427532; b=paWvBvAhLtj53GiNEZTtANx4ozV0CD9nJuVXV15plRdCNGzAbRRxF8nhS96EsLGudAPqv9 yjQsC0UZcpSizsM/EIMlMh38SI3wiEsGaAUnlsMBMly1x4bu701zYmYv0fpxMcEuUsVCNP atG0Gt3e1MSuNsElhs1dAqhOzv7QVdo= Received: by mail-wr1-f48.google.com with SMTP id ffacd0b85a97d-484374f54d0so1312614f8f.3 for ; Thu, 03 Sep 2026 02:25:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1788427531; x=1789032331; darn=kvack.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to:content-type; bh=XYwBU5ZHVueM1YfQFwjzrz4zbhTksf0+irRokmEvL88=; b=h+LISNtMbo8qJgVmzAjpQmo730/l7u+dqKhzNd4Mgo2yQF2T2z2kCRi66eHw+zrbzf vHOFMeX3+l30w45Ot3MmgCqtpoBUR/9loEgK5nII2tN54cMzyLMKKxkAStk4y9U4asHa Gr2UzP5P1sNeUSxzP6AeBT6Po8IKc7v8uUVrW+xGt0hviTIBb7Ia5WEw4HtaSLbcp5tV O+tr/I7jSejNq/g8+vfMRGbAHhlB0zIXp9M6TXA9tsy1UQ9k+o6gmTH57ouAj0a109BP LilqOTm7aPCSwMHoA5Pvc0nvZ9VuX4TGoM7i79Jl0fTQqrsntGG/7QQIhYJ3GiRMDBUi 9QtQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1788427531; x=1789032331; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=XYwBU5ZHVueM1YfQFwjzrz4zbhTksf0+irRokmEvL88=; b=oSVtatSZxUdJirw9hLElj3/9JBblFvks0RVZR+4ovqrEDfCd6LwO7GepSU/0nFdSgY DKsLhrdxkMkOIohJaZCdZXTXZwZPmNgs5HFa//laGNNk43Bs+xLZd5RkIf3PFJm/wdgX yDKZb+j1WV4JoB2b+O989Amq1h8NbgDtOyHXb+VQVNRAQWK1T/SfADRsUymwB3p2HK7I dmINODmyG8skT2sOkBLI/I3hx6SoMDzLyy5XK+MJq4tICFWBUIvUfzwhp8QoR/P4EsuR 37ADbXfk1+89gM5y0jq2oMQ5RNYA+Lu14HQhoxHVkqMoAEQNjAcjrBBu9tRA6+DCgHZM HmfA== X-Forwarded-Encrypted: i=1; AKwUvBzQF/7AwVNan4wbMuHv6BeYHAv6jxmWwKXEd58KmtXNkX5cXHRr1Ev24dHogA+RrMlTakn1LIh69A==@kvack.org X-Gm-Message-State: AFuF++koC/EsvzUB+egmJrOaL0yW+HhgDqxW+aEEprwTgNNZJgNEvz3y 1YihOUH0iBVU/w4FPyJv+PeUATLPFvSgOhGNG+gWsda13ZCEqS/EuOsp X-Gm-Gg: AYBFou3GywQmhVqiCzsSqVbZyGyUZxz4h/kFSxqrMiVmN2qJhdPf7loWXKdbppzdMtr y40KFAzYjZtBIv+meKrm5t6XideguCvVFCssw4fP8F+7470OZXo6ze6kkVFAZWzMHh8f3rB6EX1 dSjXQ2/d1gJ4zfpFuxk9KOhyeg5yn/3nI6fbyzqssT44QQcJ80EEvyiT0N0bx6xewPqxsL8oYWC eXxDybO4CCofbwGE86WvoN1lzUVA4Jsd+5VP55jUsRICX6x08fv2CO4S4JsKMoRwx9sM+4pJULI Mjs1yvD+EgjOdPwf6wYCEMQJ2PcquDeSJu6HkxweAlvBgL3Bxsrb0RnHcc+nFBzpZFllFZ2/5MA bDsTd6RI2mw+u8+H8TJnAXNNRbgKSTQ9TELw8yzEUyiQELrOO4Qx7zoiyttNG+/1xJnTjHZiJy8 spYRtCAt/9KJwC/Mhma1kmseLHzSy8+sNGwdlEQEawLXfCdwIlWhnb9pDOo+6MAn18BL3OFZGQZ n4Qk5SCmLrsip3LiWHasgIUxDIH+QFPKdwo/Jih X-Received: by 2002:a05:6000:25fb:b0:485:8354:d82d with SMTP id ffacd0b85a97d-4858354de3dmr4041188f8f.23.1788427530909; Thu, 03 Sep 2026 02:25:30 -0700 (PDT) Received: from outlook.com ([2a02:587:6022:4b00:647f:bebe:643a:40cb]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-48448ed37c4sm10748511f8f.21.2026.09.03.02.25.29 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 03 Sep 2026 02:25:30 -0700 (PDT) From: Christos Skarlos To: akpm@linux-foundation.org, david@kernel.org, ljs@kernel.org Cc: ziy@nvidia.com, baolin.wang@linux.alibaba.com, liam@infradead.org, nico.pache@linux.dev, ryan.roberts@arm.com, dev.jain@arm.com, baohua@kernel.org, lance.yang@linux.dev, usama.arif@linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Christos Skarlos Subject: [PATCH] mm/huge_memory: fix various coding style warnings Date: Thu, 3 Sep 2026 12:22:00 +0300 Message-ID: <20260903092200.88910-1-christosskarlos.kernel@gmail.com> X-Mailer: git-send-email 2.55.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 6E205180002 X-Stat-Signature: p3pam5fkh9tq5bohd7ucpooyxuy49c5r X-Rspam-User: X-HE-Tag: 1788427532-472527 X-HE-Meta: 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 NxqoH9wh 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Resolve coding style issues flagged by checkpatch.pl Specifically: - Add missing blank lines after variable declarations. - Remove unnecessary braces {} for a single statement block. No functional changes are introduced. Signed-off-by: Christos Skarlos --- mm/huge_memory.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/mm/huge_memory.c b/mm/huge_memory.c index ced400f72d43..371ee8d38c45 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -1104,6 +1104,7 @@ subsys_initcall(hugepage_init); static int __init setup_transparent_hugepage(char *str) { int ret = 0; + if (!str) goto out; if (!strcmp(str, "always")) { @@ -1510,6 +1511,7 @@ static void set_huge_zero_folio(pgtable_t pgtable, struct mm_struct *mm, struct folio *zero_folio) { pmd_t entry; + entry = folio_mk_pmd(zero_folio, vma->vm_page_prot); entry = pmd_mkspecial(entry); pgtable_trans_huge_deposit(mm, pmd, pgtable); @@ -2613,6 +2615,7 @@ bool move_huge_pmd(struct vm_area_struct *vma, unsigned long old_addr, if (pmd_move_must_withdraw(new_ptl, old_ptl, vma)) { pgtable_t pgtable; + pgtable = pgtable_trans_huge_withdraw(mm, old_pmd); pgtable_trans_huge_deposit(mm, new_pmd, pgtable); } @@ -3901,9 +3904,8 @@ int folio_check_splittable(struct folio *folio, unsigned int new_order, * swapcache folio split. Only uniform split to order-0 can be used * here. */ - if ((split_type == SPLIT_TYPE_NON_UNIFORM || new_order) && folio_test_swapcache(folio)) { + if ((split_type == SPLIT_TYPE_NON_UNIFORM || new_order) && folio_test_swapcache(folio)) return -EINVAL; - } if (is_huge_zero_folio(folio)) return -EINVAL; -- 2.55.0