mdata.c File Reference

buffer metadata change tracker More...

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Macros
#define	REPLY_MSG_ID_BASE   mmp->msg_id_base
#define	foreach_primary_metadata_field
#define	foreach_opaque_metadata_field
#define	foreach_opaque2_metadata_field

Functions
static void	mdata_trace_callback (vlib_main_t *vm, u64 *c0, u64 *c1, vlib_node_runtime_t *node, vlib_frame_t *frame, int before_or_after)
	Metadata tracking callback before_or_after: 0 => before, 1=> after. More...
int	mdata_enable_disable (mdata_main_t *mmp, int enable_disable)
static clib_error_t *	mdata_enable_disable_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
static void	vl_api_mdata_enable_disable_t_handler (vl_api_mdata_enable_disable_t *mp)
static clib_error_t *	mdata_init (vlib_main_t *vm)
	VLIB_PLUGIN_REGISTER ()
static u8 *	format_buffer_metadata_changes (u8 *s, va_list *args)
static clib_error_t *	show_metadata_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)

Variables
mdata_main_t	mdata_main
static mdata_t	mdata_none
static vlib_cli_command_t	mdata_enable_disable_command
	(constructor) VLIB_CLI_COMMAND (mdata_enable_disable_command) More...
static vlib_cli_command_t	show_metadata_command
	(constructor) VLIB_CLI_COMMAND (show_metadata_command) More...

Detailed Description

buffer metadata change tracker

Definition in file mdata.c.

Macro Definition Documentation

foreach_opaque2_metadata_field

#define foreach_opaque2_metadata_field

Value:

_(qos.bits)                                     \
_(qos.source)                                   \
_(loop_counter)                                 \
_(gbp.flags)                                    \
_(gbp.sclass)                                   \
_(gso_size)                                     \
_(gso_l4_hdr_sz)                                \
_(pg_replay_timestamp)

Definition at line 348 of file mdata.c.

foreach_opaque_metadata_field

#define foreach_opaque_metadata_field

Definition at line 275 of file mdata.c.

foreach_primary_metadata_field

#define foreach_primary_metadata_field

Value:

_(current_data)                                 \
_(current_length)                               \
_(flags)                                        \
_(flow_id)                                      \
_(ref_count)                                    \
_(buffer_pool_index)                            \
_(error)                                        \
_(next_buffer)                                  \
_(current_config_index)                         \
_(punt_reason)

Definition at line 263 of file mdata.c.

REPLY_MSG_ID_BASE

#define REPLY_MSG_ID_BASE   mmp->msg_id_base

Definition at line 30 of file mdata.c.

Function Documentation

format_buffer_metadata_changes()

static u8* format_buffer_metadata_changes ( u8 *  s, va_list *  args  )

static

Definition at line 359 of file mdata.c.

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mdata_enable_disable()

int mdata_enable_disable	(	mdata_main_t *	mmp,
		int	enable_disable
	)

Definition at line 132 of file mdata.c.

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mdata_enable_disable_command_fn()

static clib_error_t* mdata_enable_disable_command_fn ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 166 of file mdata.c.

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mdata_init()

static clib_error_t* mdata_init ( vlib_main_t *  vm )

static

Definition at line 238 of file mdata.c.

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mdata_trace_callback()

static void mdata_trace_callback ( vlib_main_t *  vm, u64 *  c0, u64 *  c1, vlib_node_runtime_t *  node, vlib_frame_t *  frame, int  before_or_after  )

static

Metadata tracking callback before_or_after: 0 => before, 1=> after.

Definition at line 45 of file mdata.c.

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show_metadata_command_fn()

static clib_error_t* show_metadata_command_fn ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 450 of file mdata.c.

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vl_api_mdata_enable_disable_t_handler()

static void vl_api_mdata_enable_disable_t_handler ( vl_api_mdata_enable_disable_t *  mp )

static

Definition at line 223 of file mdata.c.

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VLIB_PLUGIN_REGISTER()

VLIB_PLUGIN_REGISTER

(

)

Variable Documentation

mdata_enable_disable_command

vlib_cli_command_t mdata_enable_disable_command

static

Initial value:

=
{
  .path = "buffer metadata tracking",
  .short_help = "buffer metadata tracking [on][off]",
  .function = mdata_enable_disable_command_fn,
}

(constructor) VLIB_CLI_COMMAND (mdata_enable_disable_command)

Definition at line 213 of file mdata.c.

mdata_main

mdata_main_t mdata_main

Definition at line 33 of file mdata.c.

mdata_none

mdata_t mdata_none

static

Definition at line 39 of file mdata.c.

show_metadata_command

vlib_cli_command_t show_metadata_command

static

Initial value:

=
{
  .path = "show buffer metadata",
  .short_help = "show buffer metadata",
  .function = show_metadata_command_fn,
}

(constructor) VLIB_CLI_COMMAND (show_metadata_command)

Definition at line 480 of file mdata.c.