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Tue, 16 Jun 2020 21:44:20 -0800 Received: from MTKMBS01N2.mediatek.inc (172.21.101.79) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 16 Jun 2020 22:34:24 -0700 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 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> X-Mailer: Evolution 3.2.3-0ubuntu6 MIME-Version: 1.0 X-TM-SNTS-SMTP: EF0DEE7F6D93BC783FEA22B064A2D9C2B297A884208A2D82E82201A07707A16D2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200616_224433_936792_7E489EEF X-CRM114-Status: GOOD ( 10.12 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Felipe Balbi , Mediatek WSD Upstream , linux-usb@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, =?UTF-8?Q?Micha=C5=82_Miros=C5=82aw?= , Matthias Brugger , Alan Stern , Chunfeng Yun , Sergey Organov , Macpaul Lin , Fabrice Gasnier , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, 2020-06-17 at 07:14 +0200, Greg Kroah-Hartman wrote: > On Wed, Jun 17, 2020 at 10:46:47AM +0800, Macpaul Lin wrote: > > Nowadays some embedded systems use VCOM to transfer large log and data. > > Take LTE MODEM as an example, during the long debugging stage, large > > log and data were transfer through VCOM when doing field try or in > > operator's lab. Here we suggest slightly increase the transfer buffer > > in u_serial.c for performance improving. > > > > Signed-off-by: Macpaul Lin > > --- > > drivers/usb/gadget/function/u_serial.c | 5 +++-- > > 1 file changed, 3 insertions(+), 2 deletions(-) > > What changed from v1? Always put that below the --- line as the > documentation asks for. > > v3? Sorry, I just forget to add change log, I'll send v3 later. Thanks! BR, Macpaul Lin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel