[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH net-next v2 2/2] xen-netback: Grant copy the header instead of map and memcpy
On 02/04/14 14:11, David Vrabel wrote: I doubt it would increase clarity in any way, but I'll send a patch on top of these.On 01/04/14 12:40, Ian Campbell wrote:On Mon, 2014-03-31 at 16:08 +0100, Zoltan Kiss wrote:__skb_put(skb, data_len); + vif->tx_copy_ops[*copy_ops].source.u.ref = txreq.gref; + vif->tx_copy_ops[*copy_ops].source.domid = vif->domid; + vif->tx_copy_ops[*copy_ops].source.offset = txreq.offset; + + vif->tx_copy_ops[*copy_ops].dest.u.gmfn = + virt_to_mfn(skb->data); + vif->tx_copy_ops[*copy_ops].dest.domid = DOMID_SELF; + vif->tx_copy_ops[*copy_ops].dest.offset = + offset_in_page(skb->data); + + vif->tx_copy_ops[*copy_ops].len = data_len; + vif->tx_copy_ops[*copy_ops].flags = GNTCOPY_source_gref;We have gnttab_set_map_op. Should we have gnttap_set_copy_op too?A set of 3 might be useful I think. gnttab_set_copy_op_ref_to_gfn() gnttab_set_copy_op_gfn_to_ref() gnttab_set_copy_op_ref_to_ref() Zoli _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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