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[lwip-devel] [bug #29361] ip_frag has problems with zero-copy DMA MACs
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From: |
Simon Goldschmidt |
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Subject: |
[lwip-devel] [bug #29361] ip_frag has problems with zero-copy DMA MACs |
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Date: |
Sun, 28 Mar 2010 10:31:58 +0000 |
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User-agent: |
Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; de; rv:1.9.2.2) Gecko/20100316 Firefox/3.6.2 |
Follow-up Comment #1, bug #29361 (project lwip):
This bug can currently be avoided only by setting IP_FRAG_USES_STATIC_BUF==0
and LWIP_NETIF_TX_SINGLE_PBUF==1, which creates a new PBUF_RAM for each
fragment, which comes at the downside of a memcpy.
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