linux-kernel - Re: [PATCH v2] usb: gadget: u_serial: improve performance for large data

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1592372060.4086.1.camel@mtkswgap22>
Date:   Wed, 17 Jun 2020 13:34:20 +0800
From:   Macpaul Lin <macpaul.lin@...iatek.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     Alan Stern <stern@...land.harvard.edu>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Felipe Balbi <balbi@...nel.org>,
        "Matthias Brugger" <matthias.bgg@...il.com>,
        Michał Mirosław <mirq-linux@...e.qmqm.pl>,
        Sergey Organov <sorganov@...il.com>,
        "Fabrice Gasnier" <fabrice.gasnier@...com>,
        <linux-usb@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Mediatek WSD Upstream <wsd_upstream@...iatek.com>,
        Macpaul Lin <macpaul.lin@...il.com>
Subject: Re: [PATCH v2] usb: gadget: u_serial: improve performance for large
 data

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 <macpaul.lin@...iatek.com>
> > ---
> >  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