[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] Re: [PATCH] Don't allow sharing of tx skbs on xen-netfront
On Mon, Nov 14, 2011 at 02:27:16PM -0500, David Miller wrote: > From: Neil Horman <nhorman@xxxxxxxxxxxxx> > Date: Mon, 14 Nov 2011 14:22:24 -0500 > > > It was pointed out to me recently that the xen-netfront driver can't safely > > support shared skbs on transmit, since, while it doesn't maintain skb state > > directly, it does pass a pointer to the skb to the hypervisor via a list, > > and > > the hypervisor may expect the contents of the skb to remain stable. > > Clearing > > the IFF_TX_SKB_SHARING flag after the call to alloc_etherdev to make it > > safe. > > > > Signed-off-by: Neil Horman <nhorman@xxxxxxxxxxxxx> > > Please put an appropriate prefix into the subject lines of your patch > submissions. In this case "[PATCH] xen-netfront: ..." would be appropriate. > > I've been letting you get away with this for the past few weeks and I've > decided that it's your turn to start getting this right :-) Jeez Dave, I got it right on the cgroups post, you want consistency now too? :). Apologies, I need to consult a checklist for myself prior to sending stuff. Best Neil > -- > To unsubscribe from this list: send the line "unsubscribe netdev" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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