From mboxrd@z Thu Jan 1 00:00:00 1970 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 27B7E171D5 for ; Wed, 31 May 2023 15:49:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 25B5EC4339E; Wed, 31 May 2023 15:49:11 +0000 (UTC) From: Catalin Marinas To: Linus Torvalds , Christoph Hellwig , Robin Murphy Cc: Arnd Bergmann , Greg Kroah-Hartman , 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" , Jonathan Cameron , linux-mm@kvack.org, iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org Subject: [PATCH v6 08/17] drivers/spi: Use ARCH_DMA_MINALIGN instead of ARCH_KMALLOC_MINALIGN Date: Wed, 31 May 2023 16:48:27 +0100 Message-Id: <20230531154836.1366225-9-catalin.marinas@arm.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230531154836.1366225-1-catalin.marinas@arm.com> References: <20230531154836.1366225-1-catalin.marinas@arm.com> Precedence: bulk X-Mailing-List: iommu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 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 39d94c850839..8d009275a59d 100644 --- a/drivers/spi/spidev.c +++ b/drivers/spi/spidev.c @@ -237,7 +237,7 @@ 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;