From patchwork Sun Nov 6 22:01:40 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Catalin Marinas X-Patchwork-Id: 13033644 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7418DC4332F for ; Sun, 6 Nov 2022 22:05:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=8u7tuXtuAw/pDE0/GimIWcFqDMaqY822Sm6BydsxtrE=; b=uaFN0OGADBDGTV UE/OeINLf6CZ5xu16H2TVbBT6OyyQetUWoqParRhagCtpE4MIokp11tB2HzgMvCeC2g9zGUYLCS0/ QZjCUZo/OHgh81XKnFOSt3u9maRRpwQQ56EtvDAU1++nNc7V5zS4qBocIyIF7awITyDptak620ZHD 93onyqn/XpBipTPT7w+5Cps6dEGFmnWXKw05gepYzhwXRIIDC0x1Lw7d3VQJCxL5ELcgroCOqFQaG ZDMT6T62RJPgvVkumH8AZwJCujAcSwBBsR5rJxsoZFgZo3DxkwiQSMDswrxKyUdw2+t9SNbqFwmDv S4ZyHcytd4imIH0naFig==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ornkt-00AAAv-WD; Sun, 06 Nov 2022 22:04:40 +0000 Received: from ams.source.kernel.org ([145.40.68.75]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ornir-00A92F-4t for linux-arm-kernel@lists.infradead.org; Sun, 06 Nov 2022 22:02:42 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id CB7D1B80D2E; Sun, 6 Nov 2022 22:02:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D8178C43470; Sun, 6 Nov 2022 22:02:26 +0000 (UTC) From: Catalin Marinas To: Linus Torvalds , Arnd Bergmann , Christoph Hellwig , Greg Kroah-Hartman Cc: Will Deacon , Marc Zyngier , Andrew Morton , Herbert Xu , Ard Biesheuvel , Isaac Manjarres , Saravana Kannan , Alasdair Kergon , Daniel Vetter , Joerg Roedel , Mark Brown , Mike Snitzer , "Rafael J. Wysocki" , Robin Murphy , linux-mm@kvack.org, iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 10/13] drivers/spi: Use ARCH_DMA_MINALIGN instead of ARCH_KMALLOC_MINALIGN Date: Sun, 6 Nov 2022 22:01:40 +0000 Message-Id: <20221106220143.2129263-11-catalin.marinas@arm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221106220143.2129263-1-catalin.marinas@arm.com> References: <20221106220143.2129263-1-catalin.marinas@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221106_140240_184342_871A0AAB X-CRM114-Status: GOOD ( 13.60 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org ARCH_DMA_MINALIGN represents the minimum (static) alignment for safe DMA operations while ARCH_KMALLOC_MINALIGN is the minimum kmalloc() objects alignment. Signed-off-by: Catalin Marinas Cc: Mark Brown Acked-by: Mark Brown --- drivers/spi/spidev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c index b2775d82d2d7..f74486240b1f 100644 --- a/drivers/spi/spidev.c +++ b/drivers/spi/spidev.c @@ -228,7 +228,7 @@ static int spidev_message(struct spidev_data *spidev, /* Ensure that also following allocations from rx_buf/tx_buf will meet * DMA alignment requirements. */ - unsigned int len_aligned = ALIGN(u_tmp->len, ARCH_KMALLOC_MINALIGN); + unsigned int len_aligned = ALIGN(u_tmp->len, ARCH_DMA_MINALIGN); k_tmp->len = u_tmp->len;