netdev - Re: [PATCH 4/4] USBNET: ax88179_178a: enable tso if host supports sg dma

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Message-ID: <1375371400.10515.155.camel@edumazet-glaptop>
Date:	Thu, 01 Aug 2013 08:36:40 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Grant Grundler <grundler@...gle.com>
Cc:	Ming Lei <ming.lei@...onical.com>,
	"David S. Miller" <davem@...emloft.net>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Oliver Neukum <oneukum@...e.de>,
	Freddy Xin <freddy@...x.com.tw>,
	Ben Hutchings <bhutchings@...arflare.com>,
	netdev <netdev@...r.kernel.org>, linux-usb@...r.kernel.org
Subject: Re: [PATCH 4/4] USBNET: ax88179_178a: enable tso if host supports
 sg dma

On Thu, 2013-08-01 at 08:30 -0700, Grant Grundler wrote:

> http://lxr.free-electrons.com/source/include/linux/byteorder/generic.h#L111
> http://lxr.free-electrons.com/ident?i=__cpu_to_le32s
> 
> IIRC, cpu_to_leXX() macros return the endian "corrected" value.
> In other words, they need to be assigned to something, no?
> 

Nope, this in in-place byte swapping (for Big Endian only)


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