From nobody Tue Apr 7 20:06:53 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 347652367D5; Fri, 27 Feb 2026 13:23:25 +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=1772198606; cv=none; b=QRLWlsluimhl1hFv2R0TwwQUoTChQvqPs4EodevYHAWqEzFC8dV0nDY+G6fEykvMPNFt6jICfEhHv/7VMtXgLXXo/yllf/0DJwC16doi81F9X1CN9qs0awVmmxXUJ+3gF8MdnV0TCKY0onQvUzJXSO/D/TQU2GwGKD3yLbh9fC0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772198606; c=relaxed/simple; bh=lElZts2cuQOlY9aUjaqr5WZYPDwOSZ2Mb3btADVyBc4=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=aQgtlCv6/NbQ3qUGHI7xRhGpvAxcsk57H2ZqYob2YeSAKN5ZqqcLl62DDJ6uzqKEdbZ+68FyqiSclUJowNYKauWIoKjdFwX1wiRB1E5Q2XcwID5xGR+JmzeLytCiFs0C0Lv/vraRSuSMDgDPM6+5gUaRPR4Md02NSXuNkTMu6aU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=aUnyOF+u; 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="aUnyOF+u" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6C688C116C6; Fri, 27 Feb 2026 13:23:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772198605; bh=lElZts2cuQOlY9aUjaqr5WZYPDwOSZ2Mb3btADVyBc4=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=aUnyOF+udYtL1ykv8pOFaVslgKP2zD/zeGmvscsz18MoxVEJTPyU/Eg0ACVRF9QE6 7medwVI9oZtGLizGJJid62cpzlYeWZeeHsB/EILoAfnKaXFpI2OdgymgIKmfcilJ2g pPXs8E/8oU6A5oGe55yuN/LXPwGNvUdlnwCRmwKj7vnBivnaZAZfPGR/WAFiE8dDRV k3DZiAdx18nlw4LXkryQ7TZ9jGEQFDl6jEva1KamPfBdn6FFEvcaJxr1LnnAwcS6S4 GCFmQZkAfrM9uS0ViCvC5AWBiIHkqFTQWHQUBE65WO7gi0HEV+QoQUXjkK/g9LShWx E/Ov6rLv/RRuQ== From: Maxime Ripard Date: Fri, 27 Feb 2026 14:15:42 +0100 Subject: [PATCH v2 3/9] dma: contiguous: Make dma_contiguous_default_area static 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: <20260227-dma-buf-heaps-as-modules-v2-3-454aee7e06cc@kernel.org> References: <20260227-dma-buf-heaps-as-modules-v2-0-454aee7e06cc@kernel.org> In-Reply-To: <20260227-dma-buf-heaps-as-modules-v2-0-454aee7e06cc@kernel.org> To: Sumit Semwal , Benjamin Gaignard , Brian Starkey , John Stultz , "T.J. Mercier" , =?utf-8?q?Christian_K=C3=B6nig?= , Marek Szyprowski , Robin Murphy , Andrew Morton , David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko Cc: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-kernel@vger.kernel.org, iommu@lists.linux.dev, linux-mm@kvack.org, Maxime Ripard X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1675; i=mripard@kernel.org; h=from:subject:message-id; bh=lElZts2cuQOlY9aUjaqr5WZYPDwOSZ2Mb3btADVyBc4=; b=owGbwMvMwCmsHn9OcpHtvjLG02pJDJkLZ+28vP2r4bSIbPFKU9eDK6yerHZ0etl9+oq6YnHe1 ezif3kKHVNZGIQ5GWTFFFmeyISdXt6+uMrBfuUPmDmsTCBDGLg4BWAiRicZ64P0mI/dVJ/oWqo/ xejKnMefFux9VLtt8r0gz7ibTL5iLx8t+aNeI8ufstXB7k9C676JKYz1nocPnT6zULJSSWsax5c ilebF9fOD1omJbdd0PvfN50jErN+7Zt8ITNx7xMP66mL21JKnAA== X-Developer-Key: i=mripard@kernel.org; a=openpgp; fpr=BE5675C37E818C8B5764241C254BCFC56BF6CE8D Now that dev_get_cma_area() is no longer inline, we don't have any user of dma_contiguous_default_area() outside of contiguous.c so we can make it static. Signed-off-by: Maxime Ripard --- include/linux/dma-map-ops.h | 2 -- kernel/dma/contiguous.c | 2 +- 2 files changed, 1 insertion(+), 3 deletions(-) diff --git a/include/linux/dma-map-ops.h b/include/linux/dma-map-ops.h index dc7d54ac5dd66bd22ef868d7894cc1cb2ee4c156..526c6978a306ffacd5e30387a2f= d21af3333cf6c 100644 --- a/include/linux/dma-map-ops.h +++ b/include/linux/dma-map-ops.h @@ -89,12 +89,10 @@ static inline void set_dma_ops(struct device *dev, { } #endif /* CONFIG_ARCH_HAS_DMA_OPS */ =20 #ifdef CONFIG_DMA_CMA -extern struct cma *dma_contiguous_default_area; - struct cma *dev_get_cma_area(struct device *dev); =20 void dma_contiguous_reserve(phys_addr_t addr_limit); int __init dma_contiguous_reserve_area(phys_addr_t size, phys_addr_t base, phys_addr_t limit, struct cma **res_cma, bool fixed); diff --git a/kernel/dma/contiguous.c b/kernel/dma/contiguous.c index 9a9ed7248fb823105609c5db5a51113e54a40192..a4279d800d4658bf1c33b9b1da1= 00eee1367d42f 100644 --- a/kernel/dma/contiguous.c +++ b/kernel/dma/contiguous.c @@ -51,11 +51,11 @@ #define CMA_SIZE_MBYTES CONFIG_CMA_SIZE_MBYTES #else #define CMA_SIZE_MBYTES 0 #endif =20 -struct cma *dma_contiguous_default_area; +static struct cma *dma_contiguous_default_area; =20 /* * Default global CMA area size can be defined in kernel's .config. * This is useful mainly for distro maintainers to create a kernel * that works correctly for most supported systems. --=20 2.53.0