From nobody Fri Oct 24 20:28:40 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 19C03C32765 for ; Mon, 15 Aug 2022 21:42:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244325AbiHOVmG (ORCPT ); Mon, 15 Aug 2022 17:42:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40000 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348893AbiHOVhv (ORCPT ); Mon, 15 Aug 2022 17:37:51 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 87BF513DCA; Mon, 15 Aug 2022 12:27:46 -0700 (PDT) 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 35F71B8107A; Mon, 15 Aug 2022 19:27:45 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 84511C433C1; Mon, 15 Aug 2022 19:27:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660591664; bh=iTmeA8s+xFoCTgBSS0GCvKoR1P2ycaxa6jZr3GJywEY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=I2pxk7wDWPNWzyAhpRrKp7QNReSExOP+iA4XTKJiipiqWVXQiqqMtn0A9gQcgW7/e Zv7Mit0kBYfUUhm0brapx8qVZX2JJlu8CcrfXmWAGjdNloUd5mn0w0D6QXppxPpKw0 CGOtx4+bmOAU27XSGQFieH31C5iRHMqm+Kn6jQtI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jonathan Cameron , =?UTF-8?q?Nuno=20S=C3=A1?= , Sasha Levin Subject: [PATCH 5.18 0651/1095] iio: frequency: adf4371: Fix alignment for DMA safety Date: Mon, 15 Aug 2022 20:00:50 +0200 Message-Id: <20220815180456.327396329@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180429.240518113@linuxfoundation.org> References: <20220815180429.240518113@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jonathan Cameron [ Upstream commit 0bb5675befe666eeed71ad808426cf2ec1c9a714 ] ____cacheline_aligned is an insufficient guarantee for non-coherent DMA on platforms with 128 byte cachelines above L1. Switch to the updated IIO_DMA_MINALIGN definition. Fixes: 7f699bd14913 ("iio: frequency: adf4371: Add support for ADF4371 PLL") Signed-off-by: Jonathan Cameron Acked-by: Nuno S=C3=A1 Link: https://lore.kernel.org/r/20220508175712.647246-68-jic23@kernel.org Signed-off-by: Sasha Levin --- drivers/iio/frequency/adf4371.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/frequency/adf4371.c b/drivers/iio/frequency/adf437= 1.c index ecd5e18995ad..135c8cedc33d 100644 --- a/drivers/iio/frequency/adf4371.c +++ b/drivers/iio/frequency/adf4371.c @@ -175,7 +175,7 @@ struct adf4371_state { unsigned int mod2; unsigned int rf_div_sel; unsigned int ref_div_factor; - u8 buf[10] ____cacheline_aligned; + u8 buf[10] __aligned(IIO_DMA_MINALIGN); }; =20 static unsigned long long adf4371_pll_fract_n_get_rate(struct adf4371_stat= e *st, --=20 2.35.1