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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

  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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