From nobody Sun Feb 8 05:42:51 2026 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 4496B313552 for ; Wed, 28 Jan 2026 16:32:03 +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=1769617923; cv=none; b=nYxzWhjCBxOKnVsatTzyOIyhqFKfkApNQtSrInl5vEbW3zEYmcnQA/HsacNmyUK7ahvZZP194CyKIl7zUG53IqT+bIFK0PQ88R1ZwSw6X7//IJSr9+M8h8A3v9dEaM5T71S+dMfXglXmS/9APo7aVOwZZ8IAFxYNaD2FzVMEMFg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769617923; c=relaxed/simple; bh=QbKda8xrUxEigtyC7rW0AxjR7Uf/A+PpdEzSH6Fe22g=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=LZbrsci8qbhpfmjgFUd8U7A6mj2uJO75ViMpruYA3s8+SEL2B9oVVPEBgpc7u3JF8nhXp9zxElauJPHj8gpvHt72eRRogrympOdb7YSU3yCV4x+0sbjeJxu8RpCD/c3lIYqvQ0+oP95x9gS7x9c6slFi3chxKUNg2VGpkAFDti8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WGlZKZEB; 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="WGlZKZEB" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5EA51C116C6; Wed, 28 Jan 2026 16:32:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1769617922; bh=QbKda8xrUxEigtyC7rW0AxjR7Uf/A+PpdEzSH6Fe22g=; h=From:Date:Subject:To:Cc:From; b=WGlZKZEBAWrp6M3gAhqc9Xng8HryUVtKz57fHjJfGTHD1SJcfgL6NxkG2UsUJKY0N kMrxrHAMg2xijvw9NFY7gyM9RaWvBUGzZ2sWzIxn6RB2SjVCul7zW54WdX1mAMrejy hdHo/FwuHixXiHbDQi+hdECCjj0pfAJ7RPjKywriaavSyjDVw+jw2XzPo0P62VrhBV bWV4IBbvxIjqeft7yTC9kMKPSRjmh9USEPK7Bwx34/DIElATfZVJ1fzV2ff+E9Wl8J vWdlGo/Y/MKSSiItR9LdslW368+f+o4VkLAoUK9kjD5rGFbh+i9ge+u5wrseQHVxoo IqIByZgdw1Xeg== From: Mark Brown Date: Wed, 28 Jan 2026 16:28:35 +0000 Subject: [PATCH] mm: cma: Fix stub for cma_skip_dt_default_reserved_mem() 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: quoted-printable Message-Id: <20260128-cma-fix-stubs-v1-1-e07a077d5b33@kernel.org> X-B4-Tracking: v=1; b=H4sIADI5emkC/yXMQQqEMAyF4atI1gZMFZW5yuDC1qgRRofGiiDe3 arLj8f7D1D2wgqf5ADPm6gscwSlCbixnQdG6aLBZKbMyNTofi32sqOuwSqa0lLumIqKOoifv+c 4Pr1v81qDnditdwTO8wLhlRlpcQAAAA== X-Change-ID: 20260128-cma-fix-stubs-26b13ce1471d To: Andrew Morton , David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , "Rob Herring (Arm)" , Oreoluwa Babatunde , Marek Szyprowski Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Mark Brown X-Mailer: b4 0.15-dev-47773 X-Developer-Signature: v=1; a=openpgp-sha256; l=1283; i=broonie@kernel.org; h=from:subject:message-id; bh=QbKda8xrUxEigtyC7rW0AxjR7Uf/A+PpdEzSH6Fe22g=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBpejn/kFnEv0sTZo3ggeXRnV6p0sd1Q1aVspYj3 IOKRPoNG7qJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCaXo5/wAKCRAk1otyXVSH 0JeGB/41twQ91FH3FSXXsKADIC7eENmTj4J51sGJB3NrXYPL7ENLa9gXdpwhLPoI1U94yx8Brm6 K2Y/SyFw/1c9fMnsj7kSDGEcaNvu1VUUDf/rW0E0Pr81/KuX0GupHD3NbEkumCZFbXkA7qlPt6s Y5VYm1B6oAgAwijt0XOcCvTv1zaEbbi8dskeRBLAMkh7Pis0Nx3Li2LTHMrw/kXQFVjOOcwziQW JSaxX0/cmNy83GD40qsw+w/REvbuMEadToyf/xlRtTrDf8W1O67lo8RVWtbnIxrJcrN/rIe2h8f yZYHaR04sU4tdsbiyUTBPA6nBMw/GqK0CBfYqI72zKJnSd2b X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB The stub for cma_skip_dt_default_reserved_mem() is not inlined so triggers build warnings: In file included from /tmp/next/build/fs/proc/meminfo.c:18: /tmp/next/build/include/linux/cma.h:68:13: warning: 'cma_skip_dt_default_re= served_mem' defined but not used [-Wunused-function] 68 | static bool cma_skip_dt_default_reserved_mem(void) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ which are fatal with -Werror. Fixes: 26332ae848f08 ("of: reserved_mem: Allow reserved_mem framework detec= t "cma=3D" kernel param") Signed-off-by: Mark Brown Acked-by: Mike Rapoport (Microsoft) --- include/linux/cma.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/cma.h b/include/linux/cma.h index 0bf408360641..d0793eaaadaa 100644 --- a/include/linux/cma.h +++ b/include/linux/cma.h @@ -65,7 +65,7 @@ extern void cma_reserve_pages_on_error(struct cma *cma); #ifdef CONFIG_DMA_CMA extern bool cma_skip_dt_default_reserved_mem(void); #else -static bool cma_skip_dt_default_reserved_mem(void) +static inline bool cma_skip_dt_default_reserved_mem(void) { return false; } --- base-commit: d0d97f0b2b2b4633022dfaef4ac08af0b7917efe change-id: 20260128-cma-fix-stubs-26b13ce1471d Best regards, -- =20 Mark Brown