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loopif: disable checksums

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This disable checksum generation and checking for the loopback netif
when LWIP_CHECKSUM_CTRL_PER_NETIF is enabled

Checksums are not needed for the loopback adapter and this will increase
performance for loopback communication
This commit is contained in:
Joel Cunningham 2018-04-27 16:54:01 -05:00
parent a445172661
commit 070e449690
1 changed files with 1 additions and 0 deletions
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src/core/netif.c
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@ -166,6 +166,7 @@ netif_loopif_init(struct netif *netif)
#if LWIP_LOOPIF_MULTICAST #if LWIP_LOOPIF_MULTICAST
netif_set_flags(netif, NETIF_FLAG_IGMP); netif_set_flags(netif, NETIF_FLAG_IGMP);
#endif #endif
NETIF_SET_CHECKSUM_CTRL(netif, NETIF_CHECKSUM_DISABLE_ALL);
return ERR_OK; return ERR_OK;
} }
#endif /* LWIP_HAVE_LOOPIF */ #endif /* LWIP_HAVE_LOOPIF */