linux-kernel - RE: [PATCH] xen/netback: calculate correctly the SKB slots.

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Message-ID: <F02ED76F3FCF8C468AD22A7618C05BBBB18DBFFEA4@FTLPMAILBOX01.citrite.net>
Date:	Tue, 22 May 2012 16:03:22 -0400
From:	Simon Graham <simon.graham@...rix.com>
To:	Ian Campbell <Ian.Campbell@...rix.com>
CC:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Ben Hutchings <bhutchings@...arflare.com>,
	"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"davem@...emloft.net" <davem@...emloft.net>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Adnan Misherfi <adnan.misherfi@...cle.com>
Subject: RE: [PATCH] xen/netback: calculate correctly the SKB slots.

> 
> That sounds very plausible indeed!
> 
> Please can format this as a commit message and resend with a
> Signed-off-by.
> 

Will do
Simon

> many thanks,
> Ian.
> 
> >
> > We found this running with a VIF bridged to a USB 3G Modem where
> > skb->data started near the end of a page so the header would always
> > span the page boundary.
> >
> > It was very easy to get the VIF to stop processing frames with the old
> > code and we have not seen any problems since applying this patch.
> >
> > Simon
> >
> 

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