From nobody Tue Dec 16 15:06:41 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 C7AEC322B81 for ; Fri, 5 Dec 2025 19:44:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764963841; cv=none; b=OXzsmNAGYj5fz8s71eUV8POe+lf/QT+pdtmiXoOCq4DRnm8YU8wIuyp277jBhKdRSJGZ3inOeActA9rbHVL+BfrN2j8SfGVoTaUkqDZ427pgR2dvvGJHq7JHliHpehfsuBsstaz3QRTpUkb4waZfo+vJKS+BTPAc+lPALTKz9iU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764963841; c=relaxed/simple; bh=lqawaKMvHwfyi4yljLF/OMqkCt81UZ5brr29AJIhMIY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=YtstVnklS5hSmGU0i9azgLkOkC9cXRwvlPJTMPg+BEiBv+N+r0P5VFL9cvFaR7mNqwBiqwmTFsxlnJyvGyAi3RZHGl4gEeNidUL+T5y+adw/Q64eXdXHejhKZ1sPY2w4bn9HdCYjzuMOhr4+mRjpBGLHia/FPTbbsxByGTh8DTM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=gi4MD8No; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="gi4MD8No" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C3DF7C4CEF1; Fri, 5 Dec 2025 19:43:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1764963840; bh=lqawaKMvHwfyi4yljLF/OMqkCt81UZ5brr29AJIhMIY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gi4MD8NomMzj0O+AMBedHkwGfambz+m0F+Tba2x2erGIDjddTOmm3Kd7kopq8GqVq g5PDE/PqZDT5Y9Xy4gxuIYo8RcsKcO0GKb1LPH41+f7B501vjg9UKiX9WvLI4eYzh1 bkzRqWsZ+tB/HWdZEq/0BTBnDdHGeI12T0UxR7pSGE5xacVIClSWk8xouYBc4Ca7YD FMergGKVTT7c1uURvlndM3teOTrqp1TaCUfDwrGx45jPuS6WFNS5Y7QGkwsyOXocbK m+29dX7jr6ssGAQoUyh8DCZstp3cV8t9K2UyXg8Mx0cPdodG6FavpboGPQbb7C4/Nn mEx3zdx/7pU3Q== Received: from phl-compute-06.internal (phl-compute-06.internal [10.202.2.46]) by mailfauth.phl.internal (Postfix) with ESMTP id 2241EF40072; Fri, 5 Dec 2025 14:43:59 -0500 (EST) Received: from phl-mailfrontend-01 ([10.202.2.162]) by phl-compute-06.internal (MEProxy); Fri, 05 Dec 2025 14:43:59 -0500 X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeefgedrtddtgdelvdehucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfurfetoffkrfgpnffqhgenuceurghi lhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurh ephffvvefufffkofgjfhgggfestdekredtredttdenucfhrhhomhepmfhirhihlhcuufhh uhhtshgvmhgruhcuoehkrghssehkvghrnhgvlhdrohhrgheqnecuggftrfgrthhtvghrnh ephfdufeejhefhkedtuedvfeevjeffvdfhvedtudfgudffjeefieekleehvdetvdevnecu vehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomhepkhhirhhilh hlodhmvghsmhhtphgruhhthhhpvghrshhonhgrlhhithihqdduieduudeivdeiheehqddv keeggeegjedvkedqkhgrsheppehkvghrnhgvlhdrohhrghesshhhuhhtvghmohhvrdhnrg hmvgdpnhgspghrtghpthhtohepudelpdhmohguvgepshhmthhpohhuthdprhgtphhtthho pegrkhhpmheslhhinhhugidqfhhouhhnuggrthhiohhnrdhorhhgpdhrtghpthhtohepmh hutghhuhhnrdhsohhngheslhhinhhugidruggvvhdprhgtphhtthhopegurghvihgusehk vghrnhgvlhdrohhrghdprhgtphhtthhopehoshgrlhhvrgguohhrsehsuhhsvgdruggvpd hrtghpthhtoheprhhpphhtsehkvghrnhgvlhdrohhrghdprhgtphhtthhopehvsggrsghk rgesshhushgvrdgtiidprhgtphhtthhopehlohhrvghniihordhsthhorghkvghssehorh grtghlvgdrtghomhdprhgtphhtthhopeifihhllhihsehinhhfrhgruggvrggurdhorhhg pdhrtghpthhtohepiihihiesnhhvihguihgrrdgtohhm X-ME-Proxy: Feedback-ID: i10464835:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Fri, 5 Dec 2025 14:43:58 -0500 (EST) From: Kiryl Shutsemau To: Andrew Morton , Muchun Song Cc: David Hildenbrand , Oscar Salvador , Mike Rapoport , Vlastimil Babka , Lorenzo Stoakes , Matthew Wilcox , Zi Yan , Baoquan He , Michal Hocko , Johannes Weiner , Jonathan Corbet , Usama Arif , kernel-team@meta.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, Kiryl Shutsemau Subject: [PATCH 03/11] mm: Move set/clear_compound_head() to compound_head() Date: Fri, 5 Dec 2025 19:43:39 +0000 Message-ID: <20251205194351.1646318-4-kas@kernel.org> X-Mailer: git-send-email 2.51.2 In-Reply-To: <20251205194351.1646318-1-kas@kernel.org> References: <20251205194351.1646318-1-kas@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Move set_compound_head() and clear_compound_head() next to compound_head(). Their logic should match, and keeping them together makes it easier. Signed-off-by: Kiryl Shutsemau --- include/linux/page-flags.h | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 446f89c01a4c..11d9499e5ced 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -290,6 +290,18 @@ static __always_inline unsigned long _compound_head(co= nst struct page *page) =20 #define compound_head(page) ((typeof(page))_compound_head(page)) =20 +static __always_inline void set_compound_head(struct page *page, + struct page *head, + unsigned int order) +{ + WRITE_ONCE(page->compound_info, (unsigned long)head + 1); +} + +static __always_inline void clear_compound_head(struct page *page) +{ + WRITE_ONCE(page->compound_info, 0); +} + /** * page_folio - Converts from page to folio. * @p: The page. @@ -865,18 +877,6 @@ static inline bool folio_test_large(const struct folio= *folio) return folio_test_head(folio); } =20 -static __always_inline void set_compound_head(struct page *page, - struct page *head, - unsigned int order) -{ - WRITE_ONCE(page->compound_info, (unsigned long)head + 1); -} - -static __always_inline void clear_compound_head(struct page *page) -{ - WRITE_ONCE(page->compound_info, 0); -} - #ifdef CONFIG_TRANSPARENT_HUGEPAGE static inline void ClearPageCompound(struct page *page) { --=20 2.51.2