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dpif-netlink: Use netdev flow put api to insert a flow

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Using the new netdev flow api operate will now try and
offload flows to the relevant netdev of the input port.
Other operate methods flows will come in later patches.

Signed-off-by: Paul Blakey <paulb@mellanox.com>
Reviewed-by: Roi Dayan <roid@mellanox.com>
Acked-by: Flavio Leitner <fbl@sysclose.org>
Signed-off-by: Simon Horman <simon.horman@netronome.com>
This commit is contained in:
Paul Blakey
2017-06-13 18:03:38 +03:00
committed by Simon Horman
parent 8f7620e6a4
commit 8b668ee3f0
3 changed files with 270 additions and 9 deletions
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56
lib/odp-util.c
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@@ -41,6 +41,7 @@
#include "util.h"
#include "uuid.h"
#include "openvswitch/vlog.h"
#include "openvswitch/match.h"
VLOG_DEFINE_THIS_MODULE(odp_util);
@@ -5577,6 +5578,61 @@ odp_flow_key_to_mask(const struct nlattr *mask_key, size_t mask_key_len,
}
}
/* Converts the netlink formated key/mask to match.
* Fails if odp_flow_key_from_key/mask and odp_flow_key_key/mask
* disagree on the acceptable form of flow */
int
parse_key_and_mask_to_match(const struct nlattr *key, size_t key_len,
const struct nlattr *mask, size_t mask_len,
struct match *match)
{
enum odp_key_fitness fitness;
fitness = odp_flow_key_to_flow(key, key_len, &match->flow);
if (fitness) {
/* This should not happen: it indicates that
* odp_flow_key_from_flow() and odp_flow_key_to_flow() disagree on
* the acceptable form of a flow. Log the problem as an error,
* with enough details to enable debugging. */
static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5);
if (!VLOG_DROP_ERR(&rl)) {
struct ds s;
ds_init(&s);
odp_flow_format(key, key_len, NULL, 0, NULL, &s, true);
VLOG_ERR("internal error parsing flow key %s", ds_cstr(&s));
ds_destroy(&s);
}
return EINVAL;
}
fitness = odp_flow_key_to_mask(mask, mask_len, &match->wc, &match->flow);
if (fitness) {
/* This should not happen: it indicates that
* odp_flow_key_from_mask() and odp_flow_key_to_mask()
* disagree on the acceptable form of a mask. Log the problem
* as an error, with enough details to enable debugging. */
static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5);
if (!VLOG_DROP_ERR(&rl)) {
struct ds s;
ds_init(&s);
odp_flow_format(key, key_len, mask, mask_len, NULL, &s,
true);
VLOG_ERR("internal error parsing flow mask %s (%s)",
ds_cstr(&s), odp_key_fitness_to_string(fitness));
ds_destroy(&s);
}
return EINVAL;
}
return 0;
}
/* Returns 'fitness' as a string, for use in debug messages. */
const char *
odp_key_fitness_to_string(enum odp_key_fitness fitness)