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mirror of https://github.com/openvswitch/ovs synced 2025-08-24 19:07:45 +00:00

72 Commits

Author SHA1 Message Date
Eli Britstein
b6207b1d27 netdev-offload-dpdk: Support offload of set IPv6 actions.
Add support for set IPv6 actions.

Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Roni Bar Yanai <roniba@mellanox.com>
Acked-by: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-07-08 19:07:21 +02:00
Eli Britstein
85270e9963 netdev-offload-dpdk: Add IPv6 pattern matching.
Add support for IPv6 pattern matching for offloading flows.

Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Roni Bar Yanai <roniba@mellanox.com>
Acked-by: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-07-08 17:51:33 +02:00
Eli Britstein
a79eae87ab netdev-offload-dpdk: Remove pre-validate of patterns function.
The function of adding patterns by requested matches checks that it
consumed all the required matches, and err if not. For functional
purpose there is no need for pre-validation. For performance such
validation may decrease the time spent for failing flows, but at the
expense of increasing the time spent for the good flows, and code
complexity. Remove the pre-validation function.

Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Roni Bar Yanai <roniba@mellanox.com>
Acked-by: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-07-08 17:51:04 +02:00
Eli Britstein
07ac8f6a5a netdev-offload-dpdk: Support partial TCP/UDP port matching.
The cited commit failed partial matching of TCP/UDP port matching,
preventing such offload of supporting HWs. Remove this failure.

Fixes: e8a2b5bf92bb ("netdev-dpdk: implement flow offload with rte flow")
Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Roni Bar Yanai <roniba@mellanox.com>
Acked-by: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-07-08 17:50:36 +02:00
Eli Britstein
864852a062 netdev-offload-dpdk: Fix Ethernet matching for type only.
For OVS rule of the form "eth type is 0x1234 / end", rule is offloaded
in the form of "eth / end", which is incorrect. Fix it.

Fixes: e8a2b5bf92bb ("netdev-dpdk: implement flow offload with rte flow")
Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Roni Bar Yanai <roniba@mellanox.com>
Acked-by: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-07-08 17:50:36 +02:00
Eli Britstein
d8ad173fb9 netdev-offload-dpdk: Log testpmd format for flow create/destroy.
To enhance debugability with DPDK, format the logs in a testpmd format
commands.

Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Roni Bar Yanai <roniba@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-07-08 17:49:54 +02:00
Sriharsha Basavapatna
0292738559 netdev-offload-dpdk: Support offload of VLAN PUSH/POP actions.
Parse VLAN PUSH/POP OVS datapath actions and add respective RTE actions.

Signed-off-by: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>
Acked-by: Eli Britstein <elibr@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-06-22 13:11:51 +02:00
Ilya Maximets
d7b55c5c94 dpif: Fix leak and usage of uninitialized dp_extra_info.
'dpif_probe_feature'/'revalidate' doesn't free the 'dp_extra_info'
string.  Also, all the implementations of dpif_flow_get() should
initialize the value to avoid printing/freeing of random memory.

 30 bytes in 1 blocks are definitely lost in loss record 323 of 889
    at 0x483AD19: realloc (vg_replace_malloc.c:836)
    by 0xDDAD89: xrealloc (util.c:149)
    by 0xCE1609: ds_reserve (dynamic-string.c:63)
    by 0xCE1A90: ds_put_format_valist (dynamic-string.c:161)
    by 0xCE19B9: ds_put_format (dynamic-string.c:142)
    by 0xCCCEA9: dp_netdev_flow_to_dpif_flow (dpif-netdev.c:3170)
    by 0xCCD2DD: dpif_netdev_flow_get (dpif-netdev.c:3278)
    by 0xCCEA0A: dpif_netdev_operate (dpif-netdev.c:3868)
    by 0xCDF81B: dpif_operate (dpif.c:1361)
    by 0xCDEE93: dpif_flow_get (dpif.c:1002)
    by 0xCDECF9: dpif_probe_feature (dpif.c:962)
    by 0xC635D2: check_recirc (ofproto-dpif.c:896)
    by 0xC65C02: check_support (ofproto-dpif.c:1567)
    by 0xC63274: open_dpif_backer (ofproto-dpif.c:818)
    by 0xC65E3E: construct (ofproto-dpif.c:1605)
    by 0xC4D436: ofproto_create (ofproto.c:549)
    by 0xC3931A: bridge_reconfigure (bridge.c:877)
    by 0xC3FEAC: bridge_run (bridge.c:3324)
    by 0xC4551D: main (ovs-vswitchd.c:127)

CC: Emma Finn <emma.finn@intel.com>
Fixes: 0e8f5c6a38d0 ("dpif-netdev: Modified ovs-appctl dpctl/dump-flows command")
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
Acked-by: Roi Dayan <roid@mellanox.com>
2020-01-20 17:51:16 +01:00
Eli Britstein
b9254f7b59 netdev-offload-dpdk: Support offload of set TCP/UDP ports actions.
Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Oz Shlomo <ozsh@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-01-16 13:34:10 +01:00
Eli Britstein
d9a831c3bc netdev-offload-dpdk: Support offload of set IPv4 actions.
Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Oz Shlomo <ozsh@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-01-16 13:34:10 +01:00
Eli Britstein
ae32e08d63 netdev-offload-dpdk: Support offload of set MAC actions.
Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Oz Shlomo <ozsh@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-01-16 13:34:10 +01:00
Eli Britstein
abb288c00a netdev-offload-dpdk: Support offload of drop action.
Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Oz Shlomo <ozsh@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-01-16 13:34:10 +01:00
Eli Britstein
3c7330ebf0 netdev-offload-dpdk: Support offload of output action.
Support offload of output action, also configuring count action for
allowing query statistics of HW offloaded flows.

Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Oz Shlomo <ozsh@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-01-16 13:34:10 +01:00
Eli Britstein
2aca29df93 netdev-offload-dpdk: Implement flow get method.
Implement the flow get method for DPDK, to get the statistics of the
provided ufid, towards reading statistics of fully offloaded flows.

Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Oz Shlomo <ozsh@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-01-16 13:34:10 +01:00
Eli Britstein
60e778c753 netdev-offload-dpdk: Framework for actions offload.
Currently HW offload is accelerating only the rule matching sequence.
Introduce a framework for offloading rule actions as a pre-step for
processing the rule actions in HW. In case of a failure, fallback to the
legacy partial offload scheme.

Note: a flow will be fully offloaded only if it can process all its
actions in HW.

Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Oz Shlomo <ozsh@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-01-16 13:34:10 +01:00
Eli Britstein
34ce6bf7b1 netdev-offload-dpdk: Return UFID-rte_flow entry in find method.
Change the find method to return the whole entry of UFID-rte_flow
association instead of only the rte_flow field in it, as a pre-step
towards adding and using more fields into that map entry.

Signed-off-by: Eli Britstein <elibr@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-01-16 13:34:10 +01:00
Eli Britstein
7d6033d6b7 netdev-offload-dpdk: Improve HW offload flow debuggability.
Add debug prints when creating and destroying rte flows, with all the
flow details (attributes, patterns, actions).

Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Oz Shlomo <ozsh@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-01-16 13:34:10 +01:00
Eli Britstein
900fe00784 netdev-offload-dpdk: Dynamically allocate pattern items.
Instead of statically allocated pattern items on the stack, dynamically
allocate only the required items while parsing the matches, to simplify
the parsing and make it self-contained, without need of external types,
making it easier to support more matches in the future.

Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Oz Shlomo <ozsh@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-01-16 13:34:10 +01:00
Eli Britstein
1e60e4b096 netdev-offload-dpdk: Refactor action items freeing scheme.
Action item data structures are pointed by rte_flow_action items.
Refactor the code to free the data structures when freeing the
rte_flow_action items, allowing simpler future actions simpler to add to
the code.

Signed-off-by: Eli Britstein <elibr@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-01-16 13:34:10 +01:00
Eli Britstein
7c5b722a41 netdev-offload-dpdk: Refactor flow patterns.
Refactor the flow patterns code to a helper function for better
readability and towards supporting more matches.

Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Oz Shlomo <ozsh@mellanox.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2020-01-16 13:34:09 +01:00
Ben Pfaff
75ad1cd6e9 Avoid indeterminate statistics in offload implementations.
A lot of the offload implementations didn't bother to initialize the
statistics they were supposed to return.  I don't know whether any of
the callers actually use them, but it looked wrong.

Found by inspection.

Acked-by: Ilya Maximets <i.maximets@ovn.org>
Signed-off-by: Ben Pfaff <blp@ovn.org>
2019-10-31 10:06:14 -07:00
Ilya Maximets
4f746d526d netdev-offload: Rename offload providers.
Flow API providers renamed to be consistent with parent module
'netdev-offload' and look more like each other.

'_rte_' replaced with more convenient '_dpdk_'.

We'll have following structure:

  Common code:
    lib/netdev-offload-provider.h
    lib/netdev-offload.c
    lib/netdev-offload.h

  Providers:
    lib/netdev-offload-tc.c
    lib/netdev-offload-dpdk.c

'netdev-offload-dummy' still resides inside netdev-dummy, but it
makes no much sence to move it out of there.

Signed-off-by: Ilya Maximets <i.maximets@samsung.com>
Acked-by: Ben Pfaff <blp@ovn.org>
Acked-by: Roi Dayan <roid@mellanox.com>
2019-06-11 09:39:36 +03:00