[Intel-wired-lan] [next-queue PATCH 1/3] i40e/i40evf: Add support for GSO partial with UDP_TUNNEL_CSUM and GRE_CSUM
Jeff Kirsher
jeffrey.t.kirsher at intel.com
Sat Apr 9 06:51:00 UTC 2016
On Fri, 2016-04-08 at 17:06 -0400, Alexander Duyck wrote:
> This patch makes it so that i40e and i40evf can use GSO_PARTIAL to
> support
> segmentation for frames with checksums enabled in outer headers. As
> a
> result we can now send data over these types of tunnels at over
> 20Gb/s
> versus the 12Gb/s that was previously possible on my system.
>
> The advantage with the i40e parts is that this offload is mostly
> transparent as the hardware still deals with the inner and/or outer
> IPv4
> headers so the IP ID is still incrementing for both when this offload
> is
> performed.
>
> Signed-off-by: Alexander Duyck <aduyck at mirantis.com>
> ---
> drivers/net/ethernet/intel/i40e/i40e_main.c | 10 ++++++++--
> drivers/net/ethernet/intel/i40e/i40e_txrx.c | 7 ++++++-
> drivers/net/ethernet/intel/i40evf/i40e_txrx.c | 7 ++++++-
> drivers/net/ethernet/intel/i40evf/i40evf_main.c | 10 ++++++++--
> 4 files changed, 28 insertions(+), 6 deletions(-)
Dropping this patch because it does not even compile...
[23:49:07 @jtkirshe-linux:next-queue]$ make -j 77 -s
Makefile:679: Cannot use CONFIG_KCOV: -fsanitize-coverage=trace-pc is
not supported by compiler
DESCEND objtool
drivers/net/ethernet/intel/i40evf/i40evf_main.c: In function
‘i40evf_process_config’:
drivers/net/ethernet/intel/i40evf/i40evf_main.c:2354:8: error:
‘NETIF_F_GSO_PARTIAL’ undeclared (first use in this function)
NETIF_F_GSO_PARTIAL |
^
drivers/net/ethernet/intel/i40evf/i40evf_main.c:2354:8: note: each
undeclared identifier is reported only once for each function it
appears in
drivers/net/ethernet/intel/i40evf/i40evf_main.c:2361:9: error: ‘struct
net_device’ has no member named ‘gso_partial_features’
netdev->gso_partial_features |= NETIF_F_GSO_UDP_TUNNEL_CSUM;
^
drivers/net/ethernet/intel/i40evf/i40evf_main.c:2363:8: error: ‘struct
net_device’ has no member named ‘gso_partial_features’
netdev->gso_partial_features |= NETIF_F_GSO_GRE_CSUM;
^
drivers/net/ethernet/intel/i40evf/i40evf_main.c:2367:6: error:
‘NETIF_F_TSO_MANGLEID’ undeclared (first use in this function)
NETIF_F_TSO_MANGLEID;
^
drivers/net/ethernet/intel/i40evf/i40e_txrx.c: In function ‘i40e_tso’:
drivers/net/ethernet/intel/i40evf/i40e_txrx.c:1573:37: error:
‘SKB_GSO_PARTIAL’ undeclared (first use in this function)
if (!(skb_shinfo(skb)->gso_type & SKB_GSO_PARTIAL) &&
^
drivers/net/ethernet/intel/i40evf/i40e_txrx.c:1573:37: note: each
undeclared identifier is reported only once for each function it
appears in
drivers/net/ethernet/intel/i40evf/i40e_txrx.c: In function
‘i40e_tx_enable_csum’:
drivers/net/ethernet/intel/i40evf/i40e_txrx.c:1711:37: error:
‘SKB_GSO_PARTIAL’ undeclared (first use in this function)
!(skb_shinfo(skb)->gso_type & SKB_GSO_PARTIAL) &&
^
scripts/Makefile.build:291: recipe for target
'drivers/net/ethernet/intel/i40evf/i40evf_main.o' failed
make[5]: *** [drivers/net/ethernet/intel/i40evf/i40evf_main.o] Error 1
make[5]: *** Waiting for unfinished jobs....
scripts/Makefile.build:291: recipe for target
'drivers/net/ethernet/intel/i40evf/i40e_txrx.o' failed
make[5]: *** [drivers/net/ethernet/intel/i40evf/i40e_txrx.o] Error 1
scripts/Makefile.build:440: recipe for target
'drivers/net/ethernet/intel/i40evf' failed
make[4]: *** [drivers/net/ethernet/intel/i40evf] Error 2
make[4]: *** Waiting for unfinished jobs....
drivers/net/ethernet/intel/i40e/i40e_main.c: In function
‘i40e_config_netdev’:
drivers/net/ethernet/intel/i40e/i40e_main.c:9127:8: error:
‘NETIF_F_GSO_PARTIAL’ undeclared (first use in this function)
NETIF_F_GSO_PARTIAL |
^
drivers/net/ethernet/intel/i40e/i40e_main.c:9127:8: note: each
undeclared identifier is reported only once for each function it
appears in
drivers/net/ethernet/intel/i40e/i40e_main.c:9134:9: error: ‘struct
net_device’ has no member named ‘gso_partial_features’
netdev->gso_partial_features |= NETIF_F_GSO_UDP_TUNNEL_CSUM;
^
drivers/net/ethernet/intel/i40e/i40e_main.c:9136:8: error: ‘struct
net_device’ has no member named ‘gso_partial_features’
netdev->gso_partial_features |= NETIF_F_GSO_GRE_CSUM;
^
drivers/net/ethernet/intel/i40e/i40e_main.c:9140:6: error:
‘NETIF_F_TSO_MANGLEID’ undeclared (first use in this function)
NETIF_F_TSO_MANGLEID;
^
scripts/Makefile.build:291: recipe for target
'drivers/net/ethernet/intel/i40e/i40e_main.o' failed
make[5]: *** [drivers/net/ethernet/intel/i40e/i40e_main.o] Error 1
make[5]: *** Waiting for unfinished jobs....
drivers/net/ethernet/intel/i40e/i40e_txrx.c: In function ‘i40e_tso’:
drivers/net/ethernet/intel/i40e/i40e_txrx.c:2308:37: error:
‘SKB_GSO_PARTIAL’ undeclared (first use in this function)
if (!(skb_shinfo(skb)->gso_type & SKB_GSO_PARTIAL) &&
^
drivers/net/ethernet/intel/i40e/i40e_txrx.c:2308:37: note: each
undeclared identifier is reported only once for each function it
appears in
drivers/net/ethernet/intel/i40e/i40e_txrx.c: In function
‘i40e_tx_enable_csum’:
drivers/net/ethernet/intel/i40e/i40e_txrx.c:2488:37: error:
‘SKB_GSO_PARTIAL’ undeclared (first use in this function)
!(skb_shinfo(skb)->gso_type & SKB_GSO_PARTIAL) &&
^
scripts/Makefile.build:291: recipe for target
'drivers/net/ethernet/intel/i40e/i40e_txrx.o' failed
make[5]: *** [drivers/net/ethernet/intel/i40e/i40e_txrx.o] Error 1
scripts/Makefile.build:440: recipe for target
'drivers/net/ethernet/intel/i40e' failed
make[4]: *** [drivers/net/ethernet/intel/i40e] Error 2
scripts/Makefile.build:440: recipe for target
'drivers/net/ethernet/intel' failed
make[3]: *** [drivers/net/ethernet/intel] Error 2
make[3]: *** Waiting for unfinished jobs....
scripts/Makefile.build:440: recipe for target 'drivers/net/ethernet'
failed
make[2]: *** [drivers/net/ethernet] Error 2
scripts/Makefile.build:440: recipe for target 'drivers/net' failed
make[1]: *** [drivers/net] Error 2
make[1]: *** Waiting for unfinished jobs....
Makefile:962: recipe for target 'drivers' failed
make: *** [drivers] Error 2
make: *** Waiting for unfinished jobs....
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