vHost User Device Driver. More...

Include dependency graph for vhost-user.c:

Macros
#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	VHOST_USER_TX_COPY_THRESHOLD (VHOST_USER_COPY_ARRAY_N - 40)

#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 ()
	Unassign existing interface/queue to thread mappings and re-assign new interface/queue to thread mappings. More...

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 void	vhost_user_set_interrupt_pending (vhost_user_intf_t *vui, u32 ifq)

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 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, vnet_hw_interface_rx_mode mode)

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 uword	vhost_user_send_interrupt_process (vlib_main_t vm, vlib_node_runtime_t rt, vlib_frame_t *f)

static clib_error_t *	vhost_user_interface_rx_mode_change (vnet_main_t *vnm, u32 hw_if_index, u32 qid, vnet_hw_interface_rx_mode mode)

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 clib_error_t *	vhost_user_exit (vlib_main_t *vm)

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)

clib_error_t *	debug_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)

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_send_interrupt_node
	(constructor) VLIB_REGISTER_NODE (vhost_user_send_interrupt_node) More...

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	debug_vhost_user_command
	(constructor) VLIB_CLI_COMMAND (debug_vhost_user_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... )

Value:

{                                               \
    vhost_user_main_t *_vum = &vhost_user_main; \
    if (_vum->debug)                            \
      clib_warning(args);                       \
  };

Definition at line 54 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)

VHOST_USER_PROTOCOL_F_LOG_SHMFD

#define VHOST_USER_PROTOCOL_F_LOG_SHMFD

Definition: vhost-user.h:31

VHOST_USER_PROTOCOL_F_MQ

#define VHOST_USER_PROTOCOL_F_MQ

Definition: vhost-user.h:30

#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 143 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 120 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 105 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 100 of file vhost-user.c.

#define VHOST_DEBUG_VQ 0

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

#define VHOST_LOG_PAGE 0x1000

Definition at line 625 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 660 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.

#define VHOST_USER_TX_COPY_THRESHOLD (VHOST_USER_COPY_ARRAY_N - 40)

Definition at line 98 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 151 of file vhost-user.c.

enum vhost_user_tx_func_error_t

Enumerator
VHOST_USER_TX_FUNC_N_ERROR

Definition at line 129 of file vhost-user.c.

enum virtio_trace_flag_t

Enumerator
foreach_virtio_trace_flags

Definition at line 111 of file vhost-user.c.

Function Documentation

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

Definition at line 3569 of file vhost-user.c.

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

static

Definition at line 1258 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 176 of file vhost-user.c.

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static long get_huge_page_size ( int fd )

static

Definition at line 296 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 210 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 279 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 3133 of file vhost-user.c.

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static void unmap_all_mem_regions ( vhost_user_intf_t * vui )

static

Definition at line 304 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 490 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 3627 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 2970 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 2763 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 2861 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 3035 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 2644 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 3082 of file vhost-user.c.

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static clib_error_t* vhost_user_exit ( vlib_main_t * vm )

static

Definition at line 2701 of file vhost-user.c.

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static void vhost_user_if_disconnect ( vhost_user_intf_t * vui )

inlinestatic

Definition at line 603 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,
		vnet_hw_interface_rx_mode	mode
	)

static

Definition at line 1469 of file vhost-user.c.

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static clib_error_t* vhost_user_init ( vlib_main_t * vm )

static

Definition at line 1225 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 2723 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 1852 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 1363 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 1450 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 2468 of file vhost-user.c.

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static clib_error_t* vhost_user_interface_rx_mode_change	(	vnet_main_t *	vnm,
		u32	hw_if_index,
		u32	qid,
		vnet_hw_interface_rx_mode	mode
	)

static

Definition at line 2410 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 444 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 501 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 655 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 627 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 2919 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 193 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 1411 of file vhost-user.c.

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static void vhost_user_rx_thread_placement ( )

static

Unassign existing interface/queue to thread mappings and re-assign new interface/queue to thread mappings.

Definition at line 380 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 1296 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 1343 of file vhost-user.c.

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static uword vhost_user_send_interrupt_process	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	rt,
		vlib_frame_t *	f
	)

static

Definition at line 2313 of file vhost-user.c.

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static void vhost_user_set_interrupt_pending	(	vhost_user_intf_t *	vui,
		u32	ifq
	)

static

Definition at line 474 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 1181 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 667 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 1197 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 2615 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 1983 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 1935 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 340 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 1899 of file vhost-user.c.

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void vhost_user_unmap_all ( void )

Definition at line 3651 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 456 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 577 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 555 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 539 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 530 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 549 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 2801 of file vhost-user.c.

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VLIB_DEVICE_TX_FUNCTION_MULTIARCH	(	vhost_user_dev_class	,
		vhost_user_tx
	)

Definition at line 2499 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 debug_vhost_user_command

static

Initial value:

= {
    .path = "debug vhost-user",
    .short_help = "debug vhost-user <on | off>",
    .function = debug_vhost_user_command_fn,
}

(constructor) VLIB_CLI_COMMAND (debug_vhost_user_command)

Definition at line 3619 of file vhost-user.c.

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 3561 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 3400 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 3421 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 159 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 118 of file vhost-user.c.

vhost_user_main_t vhost_user_main

static

Initial value:

= {
  .mtu_bytes = 1518,
}

Definition at line 166 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 2603 of file vhost-user.c.

vlib_node_registration_t vhost_user_send_interrupt_node

static

Initial value:

= {
    .function = vhost_user_send_interrupt_process,
    .type = VLIB_NODE_TYPE_PROCESS,
    .name = "vhost-user-send-interrupt-process",
}

(constructor) VLIB_REGISTER_NODE (vhost_user_send_interrupt_node)

Definition at line 2402 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 137 of file vhost-user.c.

Macros

Enumerations

Functions

Variables

Detailed Description

Macro Definition Documentation

Enumeration Type Documentation

Function Documentation

Variable Documentation