From patchwork Tue Apr 5 13:57:53 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Catalin Marinas X-Patchwork-Id: 12801556 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 0E760C3527E for ; Tue, 5 Apr 2022 14:02:42 +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=w7FO+VQF97vc5Vw7QGdvSD2ROV/x7TYoK9M+LaKxvQM=; b=hbCHyYnnTUSQ1C lD3MKEXfSh8hpSW6T1bW+oSddDUmsLVUTbSE+fE4wKaWFsZsNieyleSlYKCx/RtYSHauQVetrEW/p V/oEvLp0GnVHr4i8CvfPpa29kQWh7JPuxLmkxJrtiGtlpIk8QJeVV0Aw4D2uqEN9frCot6rAf9ZlQ RdeYF2wfmwqePdtNKQxqf08flcy0Zt3DV/e0UpWWRkCMa9XsTgC6maPcFYAl68UQG/KF5aWsUvHAq ndii8C0Zqiv368wNlbi8nZRqb593GTyFZ7x/xlsxHD97LCRpWpRmeowgByap0ybejmhY3g6YZCKy3 HorCsaone2gUegfJF8kw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nbjkN-001HSF-H2; Tue, 05 Apr 2022 14:01:27 +0000 Received: from ams.source.kernel.org ([2604:1380:4601:e00::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nbjhL-001FvV-72 for linux-arm-kernel@lists.infradead.org; Tue, 05 Apr 2022 13:58:22 +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 A592AB81BA9; Tue, 5 Apr 2022 13:58:17 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5E544C385A1; Tue, 5 Apr 2022 13:58:14 +0000 (UTC) From: Catalin Marinas To: Will Deacon , Marc Zyngier , Arnd Bergmann , Greg Kroah-Hartman , Andrew Morton , Linus Torvalds Cc: linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Mark Brown Subject: [PATCH 05/10] drivers/spi: Use ARCH_DMA_MINALIGN instead of ARCH_KMALLOC_MINALIGN Date: Tue, 5 Apr 2022 14:57:53 +0100 Message-Id: <20220405135758.774016-6-catalin.marinas@arm.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220405135758.774016-1-catalin.marinas@arm.com> References: <20220405135758.774016-1-catalin.marinas@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220405_065819_468824_924EF622 X-CRM114-Status: GOOD ( 13.84 ) 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 53a551714265..4baea157949b 100644 --- a/drivers/spi/spidev.c +++ b/drivers/spi/spidev.c @@ -227,7 +227,7 @@ 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;