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Commit 8e4ca986 authored by Or Gerlitz's avatar Or Gerlitz Committed by Saeed Mahameed
Browse files

net/mlx5: Add trace points for flow tables create/destroy 



We were not tracking flow tables so far, add it up.

Signed-off-by: default avatarOr Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
parent 71129676

drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c

+2 −0
Original line number Diff line number Diff line
@@ -258,6 +258,8 @@ const char *parse_fs_dst(struct trace_seq *p, 
	return ret;

}



EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_add_ft);

EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_del_ft);

EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_add_fg);

EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_del_fg);

EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_set_fte);

drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.h

+35 −0
Original line number Diff line number Diff line
@@ -61,6 +61,41 @@ const char *parse_fs_dst(struct trace_seq *p, 
			 const struct mlx5_flow_destination *dst,

			 u32 counter_id);



TRACE_EVENT(mlx5_fs_add_ft,

	    TP_PROTO(const struct mlx5_flow_table *ft),

	    TP_ARGS(ft),

	    TP_STRUCT__entry(

		__field(const struct mlx5_flow_table *, ft)

		__field(u32, id)

		__field(u32, level)

		__field(u32, type)

	    ),

	    TP_fast_assign(

			   __entry->ft = ft;

			   __entry->id = ft->id;

			   __entry->level = ft->level;

			   __entry->type = ft->type;

	    ),

	    TP_printk("ft=%p id=%u level=%u type=%u \n",

		      __entry->ft, __entry->id, __entry->level, __entry->type)

	    );



TRACE_EVENT(mlx5_fs_del_ft,

	    TP_PROTO(const struct mlx5_flow_table *ft),

	    TP_ARGS(ft),

	    TP_STRUCT__entry(

		__field(const struct mlx5_flow_table *, ft)

		__field(u32, id)

	    ),

	    TP_fast_assign(

			   __entry->ft = ft;

			   __entry->id = ft->id;



	    ),

	    TP_printk("ft=%p id=%u\n",

		      __entry->ft, __entry->id)

	    );



TRACE_EVENT(mlx5_fs_add_fg,

	    TP_PROTO(const struct mlx5_flow_group *fg),

	    TP_ARGS(fg),

drivers/net/ethernet/mellanox/mlx5/core/fs_core.c

+2 −0
Original line number Diff line number Diff line
@@ -397,6 +397,7 @@ static void del_hw_flow_table(struct fs_node *node) 
	fs_get_obj(ft, node);

	dev = get_dev(&ft->node);

	root = find_root(&ft->node);

	trace_mlx5_fs_del_ft(ft);



	if (node->active) {

		err = root->cmds->destroy_flow_table(dev, ft);
@@ -1019,6 +1020,7 @@ static struct mlx5_flow_table *__mlx5_create_flow_table(struct mlx5_flow_namespa 
	fs_prio->num_ft++;

	up_write_ref_node(&fs_prio->node);

	mutex_unlock(&root->chain_lock);

	trace_mlx5_fs_add_ft(ft);

	return ft;

destroy_ft:

	root->cmds->destroy_flow_table(root->dev, ft);