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xen-netback: add support for IPv6 checksum offload to guest

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Check xenstore flag feature-ipv6-csum-offload to determine if a
guest is happy to accept IPv6 packets with only partial checksum.

Signed-off-by: Paul Durrant <paul.durrant@citrix.com>
Cc: Wei Liu <wei.liu2@citrix.com>
Cc: David Vrabel <david.vrabel@citrix.com>
Cc: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Paul Durrant 2013-10-16 17:50:28 +01:00 • committed by David S. Miller
parent c0f4ace79e
commit 146c8a77d2
4 changed files with 22 additions and 5 deletions
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3
drivers/net/xen-netback/common.h
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@ -153,7 +153,8 @@ struct xenvif {
u8 can_sg:1;
u8 gso:1;
u8 gso_prefix:1;
u8 csum:1;
u8 ip_csum:1;
u8 ipv6_csum:1;
/* Internal feature information. */
u8 can_queue:1; /* can queue packets for receiver? */