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 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 0EBC9D2168D for ; Thu, 4 Dec 2025 15:08:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=FEE0L6Gu5l6EH/93lf0qbZxWP+dxC4iioVD3I4H9awg=; b=rojle2KoOVzWLgRQXEshS2BhvF 2C7gSLpwn6O8ex4yl+X4fM36UmFaCEa3RKcxEA8boIn7vfkNWVlwuaao8FsAP9Y/fASeBAnn0YP9T MXpzCCODdM0qBhNSrQ58BIwwHXuZdikJaP8WUyltzTbpztbiCOfAchb6b6cHZibY+QHgSll/X/PUd iI+iuPWQQsdRvxyWvFo9waxAxNUaMWaoXsNUp0cE1j3nuDC0LUqZkZdgtwDy8jEGMfhuekcHyrU5x uNZEyqtIbLf/7Ur4IfOtsPDrtd4fMX90gcBbA9ksFhO90XiWBgDZCTpM3drd2D5szKA+sYoIoZaRD 1Ctk7n+Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vRAw3-00000008BRN-2tMY; Thu, 04 Dec 2025 15:07:59 +0000 Received: from mgamail.intel.com ([198.175.65.10]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vRAvz-00000008BQF-43VD for linux-arm-kernel@lists.infradead.org; Thu, 04 Dec 2025 15:07:58 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1764860876; x=1796396876; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=urTFeoWVXYP1UTfnvMJ4zX48iZOPpLh61uW/on3qHz8=; b=Wx7rG9RbI8MGnZ79ky1Bhf7kBvxni3ZcfrGYX8Zv3DwJQ1iNTKunkZI+ 7BDHGDltPU4a7Uxulp26Vd1ZBQRhprxoro8R2MXvC3oQyXR8+G8TAOKVW Y70Tygspgk5BOp+S26vXjPloM0jU3rfIaSyt2VYP57VIIgKLmyQnkh1oc HPUolhpFC7sk8X8/+6DpW5M7+lwxl51s7HPeR8CbJJjjhwsPOVsUhQYXF THEaQvIcH6bkcqR56P7WCdekRW5doQJfXfaurQpFfKTPRC7nbNMKMZkws YduPxF7sirzlKAP7+qhkraor4xctUiy8Xugk3sqZVHqS0KjaKe6HzUmrH w==; X-CSE-ConnectionGUID: JkXnrwqtQpu0Y6AeU4Ux4g== X-CSE-MsgGUID: d9s/fc/FSISdCZBNLCdz6g== X-IronPort-AV: E=McAfee;i="6800,10657,11632"; a="84280112" X-IronPort-AV: E=Sophos;i="6.20,249,1758610800"; d="scan'208";a="84280112" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Dec 2025 07:07:55 -0800 X-CSE-ConnectionGUID: umuhlK09QZSlWjUQcvTnGg== X-CSE-MsgGUID: c3jQ5apMR2yDCSI9T6vksA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.20,249,1758610800"; d="scan'208";a="194072801" Received: from schen9-mobl4.amr.corp.intel.com (HELO [10.125.108.95]) ([10.125.108.95]) by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Dec 2025 07:07:54 -0800 Message-ID: <77ff15d7-cdb9-46f7-9f05-97aff2dc8ee9@intel.com> Date: Thu, 4 Dec 2025 08:07:53 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/2] dmaengine: Add cleanup FREE defines for dma_async_tx_descriptor To: Frank Li Cc: Vinod Koul , Dong Aisheng , Andi Shyti , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, carlos.song@nxp.com References: <20251003-dma_chan_free-v2-0-564946b6c563@nxp.com> <20251003-dma_chan_free-v2-1-564946b6c563@nxp.com> <2c457a46-2b7f-4d66-8555-3b3cb52afe64@intel.com> From: Dave Jiang Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251204_070756_081548_AA563C96 X-CRM114-Status: GOOD ( 12.05 ) 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 On 12/3/25 6:30 PM, Frank Li wrote: > On Wed, Dec 03, 2025 at 03:48:41PM -0700, Dave Jiang wrote: >> >> >> On 10/3/25 9:26 AM, Frank Li wrote: >>> Add cleanup FREE defines for dma_async_tx_descriptor to support automatic >>> cleanup and simplify error handling. >>> >>> Signed-off-by: Frank Li >>> --- >>> Check patch report exceed 100 chars, but it's still better put into one >>> line to keep consistent with other DEFINE_FREE and better readablity >>> >>> change in v2 >>> - remove surpoiouse remove empty line >>> --- >>> include/linux/dmaengine.h | 3 +++ >>> 1 file changed, 3 insertions(+) >>> >>> diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h >>> index 99efe2b9b4ea9844ca6161208362ef18ef111d96..27fa1646a807c49c781e1bce9e3e7d9a3c66f41d 100644 >>> --- a/include/linux/dmaengine.h >>> +++ b/include/linux/dmaengine.h >>> @@ -5,6 +5,7 @@ >>> #ifndef LINUX_DMAENGINE_H >>> #define LINUX_DMAENGINE_H >>> >>> +#include >>> #include >>> #include >>> #include >>> @@ -1612,6 +1613,8 @@ static inline int dmaengine_desc_free(struct dma_async_tx_descriptor *desc) >>> return desc->desc_free(desc); >>> } >>> >>> +DEFINE_FREE(dma_async_tx_descriptor, struct dma_async_tx_descriptor *, if (_T) dmaengine_desc_free(_T)) >> >> maybe free_dma_async_tx may be clearer as the name vs dma_async_tx_descriptor. > > If that, 'dmaengine_desc_free' is better because avoid create new name for > it. That works too. > > Frank >> >> DJ >> >>> + >>> /* --- DMA device --- */ >>> >>> int dma_async_device_register(struct dma_device *device); >>> >> >