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[23.128.96.18]) by mx.google.com with ESMTP id o14si12763521ejx.585.2020.06.16.22.36.13; Tue, 16 Jun 2020 22:36:36 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@mediatek.com header.s=dk header.b=tSonHfit; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=mediatek.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726798AbgFQFec (ORCPT + 99 others); Wed, 17 Jun 2020 01:34:32 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:54663 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726681AbgFQFeb (ORCPT ); Wed, 17 Jun 2020 01:34:31 -0400 X-UUID: 282f662e3dfe49c896731f25cc10017e-20200617 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:MIME-Version:Content-Type:References:In-Reply-To:Date:CC:To:From:Subject:Message-ID; bh=Bbt8y3TNU0+UzptSCtll+QC7nia8mpUm1Ua9AtI/usM=; b=tSonHfitkoLdQVGXS1FwEzcLik2YnyVxq8JHL29VOa+cOhvkZCKX1iCeD4fdGj2ca8wFjVtLfaEcEKQFi1GbCjMkbnIRPOkqazILARgywkS9tozDMBjImeVMiuNT91M5/jEX4Z5m4yiDXeJk0K6dEpoopXUybypI/v3HlVSMgIU=; X-UUID: 282f662e3dfe49c896731f25cc10017e-20200617 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 2126771182; Wed, 17 Jun 2020 13:34:24 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 17 Jun 2020 13:34:19 +0800 Received: from [172.21.77.33] (172.21.77.33) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 17 Jun 2020 13:34:19 +0800 Message-ID: <1592372060.4086.1.camel@mtkswgap22> Subject: Re: [PATCH v2] usb: gadget: u_serial: improve performance for large data From: Macpaul Lin To: Greg Kroah-Hartman CC: Alan Stern , Chunfeng Yun , Felipe Balbi , "Matthias Brugger" , =?UTF-8?Q?Micha=C5=82_Miros=C5=82aw?= , Sergey Organov , "Fabrice Gasnier" , , , , , Mediatek WSD Upstream , Macpaul Lin Date: Wed, 17 Jun 2020 13:34:20 +0800 In-Reply-To: <20200617051422.GA1331778@kroah.com> References: <1592310884-4307-1-git-send-email-macpaul.lin@mediatek.com> <1592362007-7120-1-git-send-email-macpaul.lin@mediatek.com> <20200617051422.GA1331778@kroah.com> Content-Type: text/plain; charset="ISO-8859-1" X-Mailer: Evolution 3.2.3-0ubuntu6 MIME-Version: 1.0 X-TM-SNTS-SMTP: EF0DEE7F6D93BC783FEA22B064A2D9C2B297A884208A2D82E82201A07707A16D2000:8 X-MTK: N Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org T24gV2VkLCAyMDIwLTA2LTE3IGF0IDA3OjE0ICswMjAwLCBHcmVnIEtyb2FoLUhhcnRtYW4gd3Jv dGU6DQo+IE9uIFdlZCwgSnVuIDE3LCAyMDIwIGF0IDEwOjQ2OjQ3QU0gKzA4MDAsIE1hY3BhdWwg TGluIHdyb3RlOg0KPiA+IE5vd2FkYXlzIHNvbWUgZW1iZWRkZWQgc3lzdGVtcyB1c2UgVkNPTSB0 byB0cmFuc2ZlciBsYXJnZSBsb2cgYW5kIGRhdGEuDQo+ID4gVGFrZSBMVEUgTU9ERU0gYXMgYW4g ZXhhbXBsZSwgZHVyaW5nIHRoZSBsb25nIGRlYnVnZ2luZyBzdGFnZSwgbGFyZ2UNCj4gPiBsb2cg YW5kIGRhdGEgd2VyZSB0cmFuc2ZlciB0aHJvdWdoIFZDT00gd2hlbiBkb2luZyBmaWVsZCB0cnkg b3IgaW4NCj4gPiBvcGVyYXRvcidzIGxhYi4gSGVyZSB3ZSBzdWdnZXN0IHNsaWdodGx5IGluY3Jl YXNlIHRoZSB0cmFuc2ZlciBidWZmZXINCj4gPiBpbiB1X3NlcmlhbC5jIGZvciBwZXJmb3JtYW5j ZSBpbXByb3ZpbmcuDQo+ID4gDQo+ID4gU2lnbmVkLW9mZi1ieTogTWFjcGF1bCBMaW4gPG1hY3Bh dWwubGluQG1lZGlhdGVrLmNvbT4NCj4gPiAtLS0NCj4gPiAgZHJpdmVycy91c2IvZ2FkZ2V0L2Z1 bmN0aW9uL3Vfc2VyaWFsLmMgfCAgICA1ICsrKy0tDQo+ID4gIDEgZmlsZSBjaGFuZ2VkLCAzIGlu c2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0pDQo+IA0KPiBXaGF0IGNoYW5nZWQgZnJvbSB2MT8g IEFsd2F5cyBwdXQgdGhhdCBiZWxvdyB0aGUgLS0tIGxpbmUgYXMgdGhlDQo+IGRvY3VtZW50YXRp b24gYXNrcyBmb3IuDQo+IA0KPiB2Mz8NClNvcnJ5LCBJIGp1c3QgZm9yZ2V0IHRvIGFkZCBjaGFu Z2UgbG9nLCBJJ2xsIHNlbmQgdjMgbGF0ZXIuDQoNClRoYW5rcyENCg0KQlIsDQpNYWNwYXVsIExp bg0K