Messages in this thread | | | Date | Wed, 7 Jan 2009 23:53:56 +1100 | From | Herbert Xu <> | Subject | Re: Data corruption issue with splice() on 2.6.27.10 |
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On Wed, Jan 07, 2009 at 01:52:01PM +0100, Willy Tarreau wrote: > > Evgeniy, I'd like to understand something related to our apparent lack of > knowledge of when the data is effectively transmitted. If we're focusing > on the send part, I can't understand why I never reproduce the corruption > when the data source is a file or loopback, but I only see it when the source > is an ethernet interface. How is it possible that a problem affecting only
It doesn't happen with a file because in that case you don't start with an skb so there is no skb->head. It probably doesn't happen with loopback because loopback does GSO so again skb->head does not exist (so to speak).
Cheers, -- Visit Openswan at http://www.openswan.org/ Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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