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Commit a7a7be60 authored by Pieter Jansen van Vuuren's avatar Pieter Jansen van Vuuren Committed by David S. Miller
Browse files

net/sched: add sample action to the hardware intermediate representation 



Add sample action to the hardware intermediate representation model which
would subsequently allow it to be used by drivers for offload.

Signed-off-by: default avatarPieter Jansen van Vuuren <pieter.jansenvanvuuren@netronome.com>
Reviewed-by: default avatarJakub Kicinski <jakub.kicinski@netronome.com>
Acked-by: default avatarJiri Pirko <jiri@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c8f8207c

include/net/flow_offload.h

+7 −0
Original line number Diff line number Diff line
@@ -118,6 +118,7 @@ enum flow_action_id { 
	FLOW_ACTION_MARK,

	FLOW_ACTION_WAKE,

	FLOW_ACTION_QUEUE,

	FLOW_ACTION_SAMPLE,

};



/* This is mirroring enum pedit_header_type definition for easy mapping between
@@ -157,6 +158,12 @@ struct flow_action_entry { 
			u32		index;

			u8		vf;

		} queue;

		struct {				/* FLOW_ACTION_SAMPLE */

			struct psample_group	*psample_group;

			u32			rate;

			u32			trunc_size;

			bool			truncate;

		} sample;

	};

};

net/sched/cls_api.c

+8 −0
Original line number Diff line number Diff line
@@ -37,6 +37,7 @@ 
#include <net/tc_act/tc_tunnel_key.h>

#include <net/tc_act/tc_csum.h>

#include <net/tc_act/tc_gact.h>

#include <net/tc_act/tc_sample.h>

#include <net/tc_act/tc_skbedit.h>



extern const struct nla_policy rtm_tca_policy[TCA_MAX + 1];
@@ -3257,6 +3258,13 @@ int tc_setup_flow_action(struct flow_action *flow_action, 
		} else if (is_tcf_skbedit_mark(act)) {

			entry->id = FLOW_ACTION_MARK;

			entry->mark = tcf_skbedit_mark(act);

		} else if (is_tcf_sample(act)) {

			entry->id = FLOW_ACTION_SAMPLE;

			entry->sample.psample_group =

				tcf_sample_psample_group(act);

			entry->sample.trunc_size = tcf_sample_trunc_size(act);

			entry->sample.truncate = tcf_sample_truncate(act);

			entry->sample.rate = tcf_sample_rate(act);

		} else {

			goto err_out;

		}