vhost-user.c File Reference

vHost User Device Driver. More...

Include dependency graph for vhost-user.c:

Go to the source code of this file.

Macros
#define	VHOST_USER_DEBUG_SOCKET   0
#define	VHOST_DEBUG_VQ   0
#define	DBG_SOCK(args...)
#define	DBG_VQ(args...)
#define	VHOST_USER_DOWN_DISCARD_COUNT   256
#define	VHOST_USER_RX_BUFFER_STARVATION   32
#define	VHOST_USER_RX_COPY_THRESHOLD   64
#define	UNIX_GET_FD(unixfd_idx)
#define	foreach_virtio_trace_flags
#define	foreach_vhost_user_tx_func_error
#define	foreach_vhost_user_input_func_error
#define	VHOST_LOG_PAGE   0x1000
#define	vhost_user_log_dirty_ring(vui, vq, member)
#define	foreach_protocol_feature

Enumerations
enum	virtio_trace_flag_t { foreach_virtio_trace_flags }
enum	vhost_user_tx_func_error_t { VHOST_USER_TX_FUNC_N_ERROR }
enum	vhost_user_input_func_error_t { VHOST_USER_INPUT_FUNC_N_ERROR }

Functions
	VNET_HW_INTERFACE_CLASS (vhost_interface_class, static)
static u8 *	format_vhost_user_interface_name (u8 *s, va_list *args)
static int	vhost_user_name_renumber (vnet_hw_interface_t *hi, u32 new_dev_instance)
static_always_inline void *	map_guest_mem (vhost_user_intf_t *vui, uword addr, u32 *hint)
static void *	map_user_mem (vhost_user_intf_t *vui, uword addr)
static long	get_huge_page_size (int fd)
static void	unmap_all_mem_regions (vhost_user_intf_t *vui)
static void	vhost_user_tx_thread_placement (vhost_user_intf_t *vui)
static void	vhost_user_rx_thread_placement ()
static int	vhost_user_thread_placement (u32 sw_if_index, u32 worker_thread_index, u8 del)
int	vhost_user_intf_ready (vhost_user_intf_t *vui)
	Returns whether at least one TX and one RX vring are enabled. More...
static void	vhost_user_update_iface_state (vhost_user_intf_t *vui)
static clib_error_t *	vhost_user_callfd_read_ready (unix_file_t *uf)
static clib_error_t *	vhost_user_kickfd_read_ready (unix_file_t *uf)
static int	vhost_user_vring_try_lock (vhost_user_intf_t *vui, u32 qid)
	Try once to lock the vring. More...
static void	vhost_user_vring_lock (vhost_user_intf_t *vui, u32 qid)
	Spin until the vring is successfully locked. More...
static void	vhost_user_vring_unlock (vhost_user_intf_t *vui, u32 qid)
	Unlock the vring lock. More...
static void	vhost_user_vring_init (vhost_user_intf_t *vui, u32 qid)
static void	vhost_user_vring_close (vhost_user_intf_t *vui, u32 qid)
static void	vhost_user_if_disconnect (vhost_user_intf_t *vui)
static_always_inline void	vhost_user_log_dirty_pages_2 (vhost_user_intf_t *vui, u64 addr, u64 len, u8 is_host_address)
static_always_inline void	vhost_user_log_dirty_pages (vhost_user_intf_t *vui, u64 addr, u64 len)
static clib_error_t *	vhost_user_socket_read (unix_file_t *uf)
static clib_error_t *	vhost_user_socket_error (unix_file_t *uf)
static clib_error_t *	vhost_user_socksvr_accept_ready (unix_file_t *uf)
static clib_error_t *	vhost_user_init (vlib_main_t *vm)
static clib_error_t *	vhost_user_exit (vlib_main_t *vm)
static u8 *	format_vhost_trace (u8 *s, va_list *va)
void	vhost_user_rx_trace (vhost_trace_t *t, vhost_user_intf_t *vui, u16 qid, vlib_buffer_t *b, vhost_user_vring_t *txvq)
static void	vhost_user_send_call (vlib_main_t *vm, vhost_user_vring_t *vq)
static_always_inline u32	vhost_user_input_copy (vhost_user_intf_t *vui, vhost_copy_t *cpy, u16 copy_len, u32 *map_hint)
u32	vhost_user_rx_discard_packet (vlib_main_t *vm, vhost_user_intf_t *vui, vhost_user_vring_t *txvq, u32 discard_max)
	Try to discard packets from the tx ring (VPP RX path). More...
static void	vhost_user_input_rewind_buffers (vlib_main_t *vm, vhost_cpu_t *cpu, vlib_buffer_t *b_head)
static u32	vhost_user_if_input (vlib_main_t *vm, vhost_user_main_t *vum, vhost_user_intf_t *vui, u16 qid, vlib_node_runtime_t *node)
static uword	vhost_user_input (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *f)
void	vhost_user_tx_trace (vhost_trace_t *t, vhost_user_intf_t *vui, u16 qid, vlib_buffer_t *b, vhost_user_vring_t *rxvq)
static_always_inline u32	vhost_user_tx_copy (vhost_user_intf_t *vui, vhost_copy_t *cpy, u16 copy_len, u32 *map_hint)
static uword	vhost_user_tx (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static clib_error_t *	vhost_user_interface_admin_up_down (vnet_main_t *vnm, u32 hw_if_index, u32 flags)
	VNET_DEVICE_CLASS (vhost_user_dev_class, static)
	VLIB_DEVICE_TX_FUNCTION_MULTIARCH (vhost_user_dev_class, vhost_user_tx)
static void	vhost_user_term_if (vhost_user_intf_t *vui)
	Disables and reset interface structure. More...
int	vhost_user_delete_if (vnet_main_t *vnm, vlib_main_t *vm, u32 sw_if_index)
static int	vhost_user_init_server_sock (const char *sock_filename, int *sock_fd)
	Open server unix socket on specified sock_filename. More...
static void	vhost_user_create_ethernet (vnet_main_t *vnm, vlib_main_t *vm, vhost_user_intf_t *vui, u8 *hwaddress)
	Create ethernet interface for vhost user interface. More...
static void	vhost_user_vui_init (vnet_main_t *vnm, vhost_user_intf_t *vui, int server_sock_fd, const char *sock_filename, u64 feature_mask, u32 *sw_if_index)
int	vhost_user_create_if (vnet_main_t *vnm, vlib_main_t *vm, const char *sock_filename, u8 is_server, u32 *sw_if_index, u64 feature_mask, u8 renumber, u32 custom_dev_instance, u8 *hwaddr)
int	vhost_user_modify_if (vnet_main_t *vnm, vlib_main_t *vm, const char *sock_filename, u8 is_server, u32 sw_if_index, u64 feature_mask, u8 renumber, u32 custom_dev_instance)
clib_error_t *	vhost_user_connect_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
clib_error_t *	vhost_user_delete_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
int	vhost_user_dump_ifs (vnet_main_t *vnm, vlib_main_t *vm, vhost_user_intf_details_t **out_vuids)
clib_error_t *	show_vhost_user_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
static clib_error_t *	vhost_user_config (vlib_main_t *vm, unformat_input_t *input)
void	vhost_user_unmap_all (void)
static clib_error_t *	vhost_thread_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)

Variables
vlib_node_registration_t	vhost_user_input_node
	(constructor) VLIB_REGISTER_NODE (vhost_user_input_node) More...
static char *	vhost_user_tx_func_error_strings []
static char *	vhost_user_input_func_error_strings []
static vhost_user_main_t	vhost_user_main
static vlib_node_registration_t	vhost_user_process_node
	(constructor) VLIB_REGISTER_NODE (vhost_user_process_node) More...
static vlib_cli_command_t	vhost_user_connect_command
	(constructor) VLIB_CLI_COMMAND (vhost_user_connect_command) More...
static vlib_cli_command_t	vhost_user_delete_command
	(constructor) VLIB_CLI_COMMAND (vhost_user_delete_command) More...
static vlib_cli_command_t	show_vhost_user_command
	(constructor) VLIB_CLI_COMMAND (show_vhost_user_command) More...
static vlib_cli_command_t	vhost_user_thread_command
	(constructor) VLIB_CLI_COMMAND (vhost_user_thread_command) More...

Detailed Description

vHost User Device Driver.

This file contains the source code for vHost User interface.

Definition in file vhost-user.c.

Macro Definition Documentation

#define DBG_SOCK

(

args...

)

Definition at line 58 of file vhost-user.c.

#define DBG_VQ

(

args...

)

Definition at line 64 of file vhost-user.c.

#define foreach_protocol_feature

Value:

_(VHOST_USER_PROTOCOL_F_MQ) \
  _(VHOST_USER_PROTOCOL_F_LOG_SHMFD)

#define foreach_vhost_user_input_func_error

Value:

_(NO_ERROR, "no error")  \
  _(NO_BUFFER, "no available buffer")  \
  _(MMAP_FAIL, "mmap failure")  \
  _(INDIRECT_OVERFLOW, "indirect descriptor overflows table")  \
  _(UNDERSIZED_FRAME, "undersized ethernet frame received (< 14 bytes)") \
  _(FULL_RX_QUEUE, "full rx queue (possible driver tx drop)")

Definition at line 133 of file vhost-user.c.

#define foreach_vhost_user_tx_func_error

Value:

_(NONE, "no error")  \
  _(NOT_READY, "vhost vring not ready")  \
  _(DOWN, "vhost interface is down")  \
  _(PKT_DROP_NOBUF, "tx packet drops (no available descriptors)")  \
  _(PKT_DROP_NOMRG, "tx packet drops (cannot merge descriptors)")  \
  _(MMAP_FAIL, "mmap failure") \
  _(INDIRECT_OVERFLOW, "indirect descriptor table overflow")

Definition at line 110 of file vhost-user.c.

#define foreach_virtio_trace_flags

Value:

_ (SIMPLE_CHAINED, 0, "Simple descriptor chaining") \
  _ (SINGLE_DESC,  1, "Single descriptor packet") \
  _ (INDIRECT, 2, "Indirect descriptor") \
  _ (MAP_ERROR, 4, "Memory mapping error")

Definition at line 95 of file vhost-user.c.

#define UNIX_GET_FD

(

unixfd_idx

)

Value:

(unixfd_idx != ~0) ? \
        pool_elt_at_index (unix_main.file_pool, \
                           unixfd_idx)->file_descriptor : -1;

Definition at line 90 of file vhost-user.c.

#define VHOST_DEBUG_VQ   0

Definition at line 53 of file vhost-user.c.

#define VHOST_LOG_PAGE   0x1000

Definition at line 613 of file vhost-user.c.

#define VHOST_USER_DEBUG_SOCKET   0

Definition at line 52 of file vhost-user.c.

#define VHOST_USER_DOWN_DISCARD_COUNT   256

Definition at line 72 of file vhost-user.c.

#define vhost_user_log_dirty_ring	(		vui,
			vq,
			member
	)

Value:

if (PREDICT_FALSE(vq->log_used)) { \
    vhost_user_log_dirty_pages(vui, vq->log_guest_addr + STRUCT_OFFSET_OF(vring_used_t, member), \
                             sizeof(vq->used->member)); \
  }

Definition at line 648 of file vhost-user.c.

#define VHOST_USER_RX_BUFFER_STARVATION   32

Definition at line 78 of file vhost-user.c.

#define VHOST_USER_RX_COPY_THRESHOLD   64

Definition at line 88 of file vhost-user.c.

Enumeration Type Documentation

enum vhost_user_input_func_error_t

Enumerator
VHOST_USER_INPUT_FUNC_N_ERROR

Definition at line 141 of file vhost-user.c.

enum vhost_user_tx_func_error_t

Enumerator
VHOST_USER_TX_FUNC_N_ERROR

Definition at line 119 of file vhost-user.c.

enum virtio_trace_flag_t

Enumerator
foreach_virtio_trace_flags

Definition at line 101 of file vhost-user.c.

Function Documentation

static u8* format_vhost_trace ( u8 *  s, va_list *  va  )

static

Definition at line 1262 of file vhost-user.c.

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

static

Definition at line 166 of file vhost-user.c.

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static long get_huge_page_size ( int  fd )

static

Definition at line 285 of file vhost-user.c.

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static_always_inline void* map_guest_mem	(	vhost_user_intf_t *	vui,
		uword	addr,
		u32 *	hint
	)

Definition at line 200 of file vhost-user.c.

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static void* map_user_mem ( vhost_user_intf_t *  vui, uword  addr  )

inlinestatic

Definition at line 268 of file vhost-user.c.

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clib_error_t* show_vhost_user_command_fn	(	vlib_main_t *	vm,
		unformat_input_t *	input,
		vlib_cli_command_t *	cmd
	)

Definition at line 2798 of file vhost-user.c.

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static void unmap_all_mem_regions ( vhost_user_intf_t *  vui )

static

Definition at line 293 of file vhost-user.c.

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

static

Definition at line 3262 of file vhost-user.c.

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static clib_error_t* vhost_user_callfd_read_ready ( unix_file_t *  uf )

static

Definition at line 489 of file vhost-user.c.

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static clib_error_t* vhost_user_config ( vlib_main_t *  vm, unformat_input_t *  input  )

static

Definition at line 3224 of file vhost-user.c.

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clib_error_t* vhost_user_connect_command_fn	(	vlib_main_t *	vm,
		unformat_input_t *	input,
		vlib_cli_command_t *	cmd
	)

Definition at line 2654 of file vhost-user.c.

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static void vhost_user_create_ethernet ( vnet_main_t *  vnm, vlib_main_t *  vm, vhost_user_intf_t *  vui, u8 *  hwaddress  )

static

Create ethernet interface for vhost user interface.

Definition at line 2486 of file vhost-user.c.

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int vhost_user_create_if	(	vnet_main_t *	vnm,
		vlib_main_t *	vm,
		const char *	sock_filename,
		u8	is_server,
		u32 *	sw_if_index,
		u64	feature_mask,
		u8	renumber,
		u32	custom_dev_instance,
		u8 *	hwaddr
	)

Definition at line 2577 of file vhost-user.c.

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clib_error_t* vhost_user_delete_command_fn	(	vlib_main_t *	vm,
		unformat_input_t *	input,
		vlib_cli_command_t *	cmd
	)

Definition at line 2712 of file vhost-user.c.

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int vhost_user_delete_if	(	vnet_main_t *	vnm,
		vlib_main_t *	vm,
		u32	sw_if_index
	)

Definition at line 2410 of file vhost-user.c.

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int vhost_user_dump_ifs	(	vnet_main_t *	vnm,
		vlib_main_t *	vm,
		vhost_user_intf_details_t **	out_vuids
	)

Definition at line 2748 of file vhost-user.c.

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static clib_error_t* vhost_user_exit ( vlib_main_t *  vm )

static

Definition at line 1253 of file vhost-user.c.

static void vhost_user_if_disconnect ( vhost_user_intf_t *  vui )

inlinestatic

Definition at line 591 of file vhost-user.c.

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static u32 vhost_user_if_input ( vlib_main_t *  vm, vhost_user_main_t *  vum, vhost_user_intf_t *  vui, u16  qid, vlib_node_runtime_t *  node  )

static

Definition at line 1465 of file vhost-user.c.

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static clib_error_t* vhost_user_init ( vlib_main_t *  vm )

static

Definition at line 1208 of file vhost-user.c.

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static int vhost_user_init_server_sock ( const char *  sock_filename, int *  sock_fd  )

static

Open server unix socket on specified sock_filename.

Definition at line 2446 of file vhost-user.c.

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static uword vhost_user_input ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  f  )

static

Definition at line 1825 of file vhost-user.c.

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static_always_inline u32 vhost_user_input_copy	(	vhost_user_intf_t *	vui,
		vhost_copy_t *	cpy,
		u16	copy_len,
		u32 *	map_hint
	)

Definition at line 1360 of file vhost-user.c.

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static void vhost_user_input_rewind_buffers ( vlib_main_t *  vm, vhost_cpu_t *  cpu, vlib_buffer_t *  b_head  )

static

Definition at line 1447 of file vhost-user.c.

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static clib_error_t* vhost_user_interface_admin_up_down ( vnet_main_t *  vnm, u32  hw_if_index, u32  flags  )

static

Definition at line 2260 of file vhost-user.c.

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int vhost_user_intf_ready

(

vhost_user_intf_t *

vui

)

Returns whether at least one TX and one RX vring are enabled.

Definition at line 459 of file vhost-user.c.

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static clib_error_t* vhost_user_kickfd_read_ready ( unix_file_t *  uf )

static

Definition at line 498 of file vhost-user.c.

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static_always_inline void vhost_user_log_dirty_pages	(	vhost_user_intf_t *	vui,
		u64	addr,
		u64	len
	)

Definition at line 643 of file vhost-user.c.

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static_always_inline void vhost_user_log_dirty_pages_2	(	vhost_user_intf_t *	vui,
		u64	addr,
		u64	len,
		u8	is_host_address
	)

Definition at line 615 of file vhost-user.c.

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int vhost_user_modify_if	(	vnet_main_t *	vnm,
		vlib_main_t *	vm,
		const char *	sock_filename,
		u8	is_server,
		u32	sw_if_index,
		u64	feature_mask,
		u8	renumber,
		u32	custom_dev_instance
	)

Definition at line 2616 of file vhost-user.c.

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static int vhost_user_name_renumber ( vnet_hw_interface_t *  hi, u32  new_dev_instance  )

static

Definition at line 183 of file vhost-user.c.

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u32 vhost_user_rx_discard_packet	(	vlib_main_t *	vm,
		vhost_user_intf_t *	vui,
		vhost_user_vring_t *	txvq,
		u32	discard_max
	)

Try to discard packets from the tx ring (VPP RX path).

Returns the number of discarded packets.

Definition at line 1408 of file vhost-user.c.

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static void vhost_user_rx_thread_placement ( )

static

Definition at line 364 of file vhost-user.c.

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void vhost_user_rx_trace	(	vhost_trace_t *	t,
		vhost_user_intf_t *	vui,
		u16	qid,
		vlib_buffer_t *	b,
		vhost_user_vring_t *	txvq
	)

Definition at line 1300 of file vhost-user.c.

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static void vhost_user_send_call ( vlib_main_t *  vm, vhost_user_vring_t *  vq  )

inlinestatic

Definition at line 1347 of file vhost-user.c.

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static clib_error_t* vhost_user_socket_error ( unix_file_t *  uf )

static

Definition at line 1164 of file vhost-user.c.

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static clib_error_t* vhost_user_socket_read ( unix_file_t *  uf )

static

Definition at line 655 of file vhost-user.c.

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static clib_error_t* vhost_user_socksvr_accept_ready ( unix_file_t *  uf )

static

Definition at line 1180 of file vhost-user.c.

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static void vhost_user_term_if ( vhost_user_intf_t *  vui )

static

Disables and reset interface structure.

It can then be either init again, or removed from used interfaces.

Definition at line 2391 of file vhost-user.c.

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static int vhost_user_thread_placement ( u32  sw_if_index, u32  worker_thread_index, u8  del  )

static

Definition at line 417 of file vhost-user.c.

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static uword vhost_user_tx ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 1950 of file vhost-user.c.

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static_always_inline u32 vhost_user_tx_copy	(	vhost_user_intf_t *	vui,
		vhost_copy_t *	cpy,
		u16	copy_len,
		u32 *	map_hint
	)

Definition at line 1902 of file vhost-user.c.

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static void vhost_user_tx_thread_placement ( vhost_user_intf_t *  vui )

static

Definition at line 329 of file vhost-user.c.

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void vhost_user_tx_trace	(	vhost_trace_t *	t,
		vhost_user_intf_t *	vui,
		u16	qid,
		vlib_buffer_t *	b,
		vhost_user_vring_t *	rxvq
	)

Definition at line 1866 of file vhost-user.c.

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void vhost_user_unmap_all

(

void

)

Definition at line 3248 of file vhost-user.c.

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static void vhost_user_update_iface_state ( vhost_user_intf_t *  vui )

static

Definition at line 471 of file vhost-user.c.

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static void vhost_user_vring_close ( vhost_user_intf_t *  vui, u32  qid  )

inlinestatic

Definition at line 568 of file vhost-user.c.

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static void vhost_user_vring_init ( vhost_user_intf_t *  vui, u32  qid  )

inlinestatic

Definition at line 546 of file vhost-user.c.

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static void vhost_user_vring_lock ( vhost_user_intf_t *  vui, u32  qid  )

inlinestatic

Spin until the vring is successfully locked.

Definition at line 530 of file vhost-user.c.

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static int vhost_user_vring_try_lock ( vhost_user_intf_t *  vui, u32  qid  )

inlinestatic

Try once to lock the vring.

Returns

0 on success, non-zero on failure.

Definition at line 521 of file vhost-user.c.

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static void vhost_user_vring_unlock ( vhost_user_intf_t *  vui, u32  qid  )

inlinestatic

Unlock the vring lock.

Definition at line 540 of file vhost-user.c.

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static void vhost_user_vui_init ( vnet_main_t *  vnm, vhost_user_intf_t *  vui, int  server_sock_fd, const char *  sock_filename, u64  feature_mask, u32 *  sw_if_index  )

static

Definition at line 2524 of file vhost-user.c.

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VLIB_DEVICE_TX_FUNCTION_MULTIARCH	(	vhost_user_dev_class	,
		vhost_user_tx
	)

Definition at line 2290 of file vhost-user.c.

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VNET_DEVICE_CLASS	(	vhost_user_dev_class	,
		static
	)

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VNET_HW_INTERFACE_CLASS	(	vhost_interface_class	,
		static
	)

Variable Documentation

vlib_cli_command_t show_vhost_user_command

static

Initial value:

= {
    .path = "show vhost-user",
    .short_help = "show vhost-user [<interface> [<interface> [..]]] [descriptors]",
    .function = show_vhost_user_command_fn,
}

(constructor) VLIB_CLI_COMMAND (show_vhost_user_command)

Definition at line 3216 of file vhost-user.c.

vlib_cli_command_t vhost_user_connect_command

static

Initial value:

= {
    .path = "create vhost-user",
    .short_help = "create vhost-user socket <socket-filename> [server] [feature-mask <hex>] [hwaddr <mac-addr>] [renumber <dev_instance>]",
    .function = vhost_user_connect_command_fn,
}

(constructor) VLIB_CLI_COMMAND (vhost_user_connect_command)

Definition at line 3056 of file vhost-user.c.

vlib_cli_command_t vhost_user_delete_command

static

Initial value:

= {
    .path = "delete vhost-user",
    .short_help = "delete vhost-user {<interface> | sw_if_index <sw_idx>}",
    .function = vhost_user_delete_command_fn,
}

(constructor) VLIB_CLI_COMMAND (vhost_user_delete_command)

Definition at line 3076 of file vhost-user.c.

char* vhost_user_input_func_error_strings[]

static

Initial value:

= {
#define _(n,s) 
  foreach_vhost_user_input_func_error

}

Definition at line 149 of file vhost-user.c.

vlib_node_registration_t vhost_user_input_node

Initial value:

= {
  .function = vhost_user_input,
  .type = VLIB_NODE_TYPE_INPUT,
  .name = "vhost-user-input",
  .sibling_of = "device-input",

  
  .state = VLIB_NODE_STATE_DISABLED,

  .format_buffer = format_ethernet_header_with_length,
  .format_trace = format_vhost_trace,

  .n_errors = VHOST_USER_INPUT_FUNC_N_ERROR,
  .error_strings = vhost_user_input_func_error_strings,
}

(constructor) VLIB_REGISTER_NODE (vhost_user_input_node)

Definition at line 108 of file vhost-user.c.

vhost_user_main_t vhost_user_main

static

Initial value:

= {
  .mtu_bytes = 1518,
}

Definition at line 156 of file vhost-user.c.

vlib_node_registration_t vhost_user_process_node

static

Initial value:

= {
    .function = vhost_user_process,
    .type = VLIB_NODE_TYPE_PROCESS,
    .name = "vhost-user-process",
}

(constructor) VLIB_REGISTER_NODE (vhost_user_process_node)

Definition at line 2379 of file vhost-user.c.

vlib_cli_command_t vhost_user_thread_command

static

Initial value:

= {
    .path = "vhost thread",
    .short_help = "vhost thread <iface> <worker-index> [del]",
    .function = vhost_thread_command_fn,
}

(constructor) VLIB_CLI_COMMAND (vhost_user_thread_command)

Definition at line 3309 of file vhost-user.c.

char* vhost_user_tx_func_error_strings[]

static

Initial value:

= {
#define _(n,s) 
  foreach_vhost_user_tx_func_error

}

Definition at line 127 of file vhost-user.c.