From: Johan Hovold <johan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
Cc: Johan Hovold <johan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Greg Kroah-Hartman
<gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org>,
Felipe Balbi <balbi-l0cyMroinI0@public.gmane.org>,
Alan Stern
<stern-nwvwT67g6+6dFdvTe/nMLpVzexx5G7lz@public.gmane.org>,
linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Thierry Reding
<thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Alexandre Courbot
<gnurou-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v2 2/3] USB: ehci-tegra: fix inefficient copy of unaligned buffers
Date: Fri, 24 Apr 2015 08:31:29 +0200 [thread overview]
Message-ID: <20150424063129.GA320@localhost> (raw)
In-Reply-To: <553956DA.2090300-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
On Thu, Apr 23, 2015 at 02:32:26PM -0600, Stephen Warren wrote:
> On 04/23/2015 08:06 AM, Johan Hovold wrote:
> > Make sure only to copy any actual data rather than the whole buffer,
> > when releasing the temporary buffer used for unaligned non-isochronous
> > transfers.
> >
> > Compile-tested only.
>
> Tested-by: Stephen Warren <swarren-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
>
> (Tested a USB network device attached to Jetson TK1, with a large
> download, and ping packets of various sizes from another host)
Thanks for testing, Stephen!
Johan
WARNING: multiple messages have this Message-ID (diff)
From: Johan Hovold <johan@kernel.org>
To: Stephen Warren <swarren@wwwdotorg.org>
Cc: Johan Hovold <johan@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Felipe Balbi <balbi@ti.com>,
Alan Stern <stern@rowland.harvard.edu>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
Thierry Reding <thierry.reding@gmail.com>,
Alexandre Courbot <gnurou@gmail.com>,
linux-tegra@vger.kernel.org
Subject: Re: [PATCH v2 2/3] USB: ehci-tegra: fix inefficient copy of unaligned buffers
Date: Fri, 24 Apr 2015 08:31:29 +0200 [thread overview]
Message-ID: <20150424063129.GA320@localhost> (raw)
In-Reply-To: <553956DA.2090300@wwwdotorg.org>
On Thu, Apr 23, 2015 at 02:32:26PM -0600, Stephen Warren wrote:
> On 04/23/2015 08:06 AM, Johan Hovold wrote:
> > Make sure only to copy any actual data rather than the whole buffer,
> > when releasing the temporary buffer used for unaligned non-isochronous
> > transfers.
> >
> > Compile-tested only.
>
> Tested-by: Stephen Warren <swarren@nvidia.com>
>
> (Tested a USB network device attached to Jetson TK1, with a large
> download, and ping packets of various sizes from another host)
Thanks for testing, Stephen!
Johan
next prev parent reply other threads:[~2015-04-24 6:31 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-23 14:06 [PATCH v2 0/3] USB: fix inefficient copy of unaligned buffers Johan Hovold
2015-04-23 14:06 ` Johan Hovold
2015-04-23 14:06 ` [PATCH v2 1/3] USB: musb: " Johan Hovold
[not found] ` <1429798012-21916-1-git-send-email-johan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2015-04-23 14:06 ` [PATCH v2 2/3] USB: ehci-tegra: " Johan Hovold
2015-04-23 14:06 ` Johan Hovold
2015-04-23 14:31 ` Frans Klaver
[not found] ` <CAH6sp9PFE_kQn5hpXaGhn6d_WTtKZUbfS-DpDRfRCKbBj9S4fQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-04-23 14:45 ` Johan Hovold
2015-04-23 14:45 ` Johan Hovold
[not found] ` <1429798012-21916-3-git-send-email-johan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2015-04-23 14:48 ` Alan Stern
2015-04-23 14:48 ` Alan Stern
2015-04-23 20:32 ` Stephen Warren
[not found] ` <553956DA.2090300-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2015-04-24 6:31 ` Johan Hovold [this message]
2015-04-24 6:31 ` Johan Hovold
2015-04-23 14:06 ` [PATCH v2 3/3] staging: octeon-usb: fix unaligned isochronous transfers Johan Hovold
2015-04-23 14:06 ` Johan Hovold
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