[RFC][PATCH v5 13/19] To skip GRO if buffer is external currently.
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From: xiaohui.xin on 7 May 2010 05:40 From: Xin Xiaohui <xiaohui.xin(a)intel.com> Signed-off-by: Xin Xiaohui <xiaohui.xin(a)intel.com> Signed-off-by: Zhao Yu <yzhao81new(a)gmail.com> Reviewed-by: Jeff Dike <jdike(a)linux.intel.com> --- net/core/dev.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/net/core/dev.c b/net/core/dev.c index dc2f225..6c6b2fe 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2787,6 +2787,10 @@ enum gro_result dev_gro_receive(struct napi_struct *napi, struct sk_buff *skb) if (skb_is_gso(skb) || skb_has_frags(skb)) goto normal; + /* currently GRO is not supported by mediate passthru */ + if (dev_is_mpassthru(skb->dev)) + goto normal; + rcu_read_lock(); list_for_each_entry_rcu(ptype, head, list) { if (ptype->type != type || ptype->dev || !ptype->gro_receive) -- 1.5.4.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |