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 A830BEC049D for ; Tue, 3 Mar 2026 10:13:29 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 1BA346B00BE; Tue, 3 Mar 2026 05:13:29 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 1518F6B00BF; Tue, 3 Mar 2026 05:13:29 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 088B96B00C0; Tue, 3 Mar 2026 05:13:28 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id E7A9A6B00BE for ; Tue, 3 Mar 2026 05:13:28 -0500 (EST) Received: from smtpin21.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id 8F53013A975 for ; Tue, 3 Mar 2026 10:13:28 +0000 (UTC) X-FDA: 84504339696.21.0C54C98 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf27.hostedemail.com (Postfix) with ESMTP id 5CCFB40003 for ; Tue, 3 Mar 2026 10:13:26 +0000 (UTC) Authentication-Results: imf27.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=CYrAVUhL; spf=pass (imf27.hostedemail.com: domain of mripard@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=mripard@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1772532806; 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-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=OirsEIxqSN0FSKMXdXTsNhTDRYSC3/fBCnGLvvix4EQ=; b=ktTvI5+SOWJJg0weK5Jr6pDY94wDrwx0cF0Wv3/ktfqyZI1L6NPYcOk6nbKsiVYAka2ngw 7jbPrzZitlGgcG9pkASjnP7U+zoUtGTdRzRaY7FVhrd/S14RI1Nvkvv0M7YEKHJIiRFsjs 3c00En9uGctvooURI5OGTqGjqbZB0GI= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1772532806; a=rsa-sha256; cv=none; b=wx+W8OwWodrU5yMmo7lhs8iqETFRmNq9mWojFItHzLDfUMzBrY4ynNY3PV+0XFCkv/Zj+W VLTNIUIwweeo0Nh3n3gzFQCjAwS9lhEelJyKyGn0qpcNVdqXzLFccmPJMUsVpwSKuY2OAo KG8poXlS/VjB8llbpNgNY5tFWJ6c7bg= ARC-Authentication-Results: i=1; imf27.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=CYrAVUhL; spf=pass (imf27.hostedemail.com: domain of mripard@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=mripard@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 807214448D; Tue, 3 Mar 2026 10:13:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 10289C2BC87; Tue, 3 Mar 2026 10:13:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772532805; bh=/kD6F1ZhpnmLA/clOq4s+dTJhu8QKey3+LKztnUIF5o=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=CYrAVUhLcajw0Hs2gmC7vITgu9E3uQi3s+JDHWTE6IMBijS9oIioAh8MReB57fC+W VBChglhx2cEWfjmxfPe2urdQuwHQugtQBgVSXl9cM4LdoUzSuQA4ChjI//qRcD/PsX V+jZC4Dnz3MDiWQoEBHOVX+Bp/UEkLDaun9hnvQGs02U5arp2Q7TJS6eLMBi3T+vDa OJmT5m9BSWcj/GsWoTf4hjEEmJv4beLLwIqspBL1rM4HIkTxa6s/VR4P1wgB8psaZI apERoK/GEY0CTLHnMFT6kxxP3t3P7GGKapmnVrC/5uxyo9ZihIQC1hN0ShuAeGScLH fhl/wWxSiFjlw== From: Maxime Ripard Date: Tue, 03 Mar 2026 11:13:06 +0100 Subject: [PATCH v3 3/8] dma: contiguous: Make dma_contiguous_default_area static MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260303-dma-buf-heaps-as-modules-v3-3-24344812c707@kernel.org> References: <20260303-dma-buf-heaps-as-modules-v3-0-24344812c707@kernel.org> In-Reply-To: <20260303-dma-buf-heaps-as-modules-v3-0-24344812c707@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: Albert Esteve , 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=/kD6F1ZhpnmLA/clOq4s+dTJhu8QKey3+LKztnUIF5o=; b=owGbwMvMwCmsHn9OcpHtvjLG02pJDJnLtpg++eZieDDufVSmyImd5x7eO7LSXnZ2kGrvloxHM 7ou7txV2jGVhUGYk0FWTJHliUzY6eXti6sc7Ff+gJnDygQyhIGLUwAm4hzNWB/txW9UyDu53uyb 8NtD5exPzyyeJvI323Hl6r/5Z7PtXq1IDovoS8yS+fow87/PHIZ9hxkb7sp+WsI9Ked2lzTPDrH PlWdO3I3//IerfdJsgyt/VofN3JTl/Osgc/58+ZMub3YovPj8DAA= X-Developer-Key: i=mripard@kernel.org; a=openpgp; fpr=BE5675C37E818C8B5764241C254BCFC56BF6CE8D X-Stat-Signature: q1637rmt6dn5d7ckwriatmowjf7kgdfk X-Rspam-User: X-Rspamd-Queue-Id: 5CCFB40003 X-Rspamd-Server: rspam12 X-HE-Tag: 1772532806-623281 X-HE-Meta: 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 Ds58+8Yj QdhVaODrA7b+Dz6gal+SB3murHJFe/sJAxrWpbnuN4tygr7+D+MYE2wmQ/3VJE276E7OECgLJpvpURbXQNFuntuEE04HjQiprwXxyA+CSy+o3fuTpnzZp5hwZvNHomepb4jzg7KBa8/628jxyPc8TeuIFF5z7qHs7TGIkzRcvb9H52KuESZRpxWdIUtuJbFffvDfbekwUm53udIEkJaQ3rAQzMrhNY4t3pXxc/YM3DaNfqJ3rCQAoSfECi9drjtX27aOShzI0X3ghljXVebZR8OoaGUui5+XSBFK9dYz2yyobDYY/hx8H0XXScUGjTmXHmQEJwMC3D+Q3/qKZBGpw/2koeNMmLKnqZIk+0u4iltJRBsJD1wmJY1vSodbyrCm8SVUGY1DUL6AB2/d8iY1laLGTpucNbXhjt9YF1JgS3krshrc+fBMlFGUusQi1oNeH+3j9 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: 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 6b8e6a2a08e2cb380de764bd6cacb2cb24c22871..94fbf16646c105fa2e1d34d407a830bf989d4fc8 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 */ #ifdef CONFIG_DMA_CMA -extern struct cma *dma_contiguous_default_area; - struct cma *dev_get_cma_area(struct device *dev); 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..a4279d800d4658bf1c33b9b1da100eee1367d42f 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 -struct cma *dma_contiguous_default_area; +static struct cma *dma_contiguous_default_area; /* * 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. -- 2.53.0