vhost_user_output.c File Reference

Include dependency graph for vhost_user_output.c:

Go to the source code of this file.

Macros
#define	VHOST_USER_TX_COPY_THRESHOLD   (VHOST_USER_COPY_ARRAY_N - 200)
#define	foreach_vhost_user_tx_func_error

Enumerations
enum	vhost_user_tx_func_error_t { VHOST_USER_TX_FUNC_N_ERROR }

Functions
static __clib_unused u8 *	format_vhost_user_interface_name (u8 *s, va_list *args)
static __clib_unused int	vhost_user_name_renumber (vnet_hw_interface_t *hi, u32 new_dev_instance)
static_always_inline int	vhost_user_vring_try_lock (vhost_user_intf_t *vui, u32 qid)
	Try once to lock the vring. More...
static_always_inline void	vhost_user_vring_lock (vhost_user_intf_t *vui, u32 qid)
	Spin until the vring is successfully locked. More...
static_always_inline void	vhost_user_vring_unlock (vhost_user_intf_t *vui, u32 qid)
	Unlock the vring lock. More...
static_always_inline 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_always_inline void	vhost_user_handle_tx_offload (vhost_user_intf_t *vui, vlib_buffer_t *b, virtio_net_hdr_t *hdr)
static_always_inline void	vhost_user_mark_desc_available (vlib_main_t *vm, vhost_user_vring_t *rxvq, u16 *n_descs_processed, u8 chained, vlib_frame_t *frame, u32 n_left)
static_always_inline void	vhost_user_tx_trace_packed (vhost_trace_t *t, vhost_user_intf_t *vui, u16 qid, vlib_buffer_t *b, vhost_user_vring_t *rxvq)
static_always_inline uword	vhost_user_device_class_packed (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
VNET_DEVICE_CLASS_TX_FN()	vhost_user_device_class (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static __clib_unused 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_unused clib_error_t *	vhost_user_interface_admin_up_down (vnet_main_t *vnm, u32 hw_if_index, u32 flags)
	VNET_DEVICE_CLASS (vhost_user_device_class)

Variables
vnet_device_class_t	vhost_user_device_class
static __clib_unused char *	vhost_user_tx_func_error_strings []

Macro Definition Documentation

foreach_vhost_user_tx_func_error

#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 63 of file vhost_user_output.c.

VHOST_USER_TX_COPY_THRESHOLD

#define VHOST_USER_TX_COPY_THRESHOLD   (VHOST_USER_COPY_ARRAY_N - 200)

Definition at line 59 of file vhost_user_output.c.

Enumeration Type Documentation

vhost_user_tx_func_error_t

enum vhost_user_tx_func_error_t

Enumerator
VHOST_USER_TX_FUNC_N_ERROR

Definition at line 72 of file vhost_user_output.c.

Function Documentation

format_vhost_user_interface_name()

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

static

Definition at line 87 of file vhost_user_output.c.

Here is the call graph for this function:

Here is the caller graph for this function:

vhost_user_device_class()

VNET_DEVICE_CLASS_TX_FN() vhost_user_device_class	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	frame
	)

Definition at line 712 of file vhost_user_output.c.

Here is the call graph for this function:

vhost_user_device_class_packed()

static_always_inline uword vhost_user_device_class_packed	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	frame
	)

Definition at line 391 of file vhost_user_output.c.

Here is the call graph for this function:

Here is the caller graph for this function:

vhost_user_handle_tx_offload()

static_always_inline void vhost_user_handle_tx_offload	(	vhost_user_intf_t *	vui,
		vlib_buffer_t *	b,
		virtio_net_hdr_t *	hdr
	)

Definition at line 235 of file vhost_user_output.c.

Here is the call graph for this function:

Here is the caller graph for this function:

vhost_user_interface_admin_up_down()

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

static

Definition at line 1118 of file vhost_user_output.c.

Here is the call graph for this function:

vhost_user_interface_rx_mode_change()

static __clib_unused 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 1055 of file vhost_user_output.c.

Here is the call graph for this function:

Here is the caller graph for this function:

vhost_user_mark_desc_available()

static_always_inline void vhost_user_mark_desc_available	(	vlib_main_t *	vm,
		vhost_user_vring_t *	rxvq,
		u16 *	n_descs_processed,
		u8	chained,
		vlib_frame_t *	frame,
		u32	n_left
	)

Definition at line 295 of file vhost_user_output.c.

Here is the call graph for this function:

Here is the caller graph for this function:

vhost_user_name_renumber()

static __clib_unused int vhost_user_name_renumber ( vnet_hw_interface_t *  hi, u32  new_dev_instance  )

static

Definition at line 104 of file vhost_user_output.c.

Here is the caller graph for this function:

vhost_user_tx_copy()

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 188 of file vhost_user_output.c.

Here is the call graph for this function:

Here is the caller graph for this function:

vhost_user_tx_trace()

static_always_inline 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 153 of file vhost_user_output.c.

Here is the call graph for this function:

Here is the caller graph for this function:

vhost_user_tx_trace_packed()

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

Definition at line 355 of file vhost_user_output.c.

Here is the call graph for this function:

Here is the caller graph for this function:

vhost_user_vring_lock()

static_always_inline void vhost_user_vring_lock	(	vhost_user_intf_t *	vui,
		u32	qid
	)

Spin until the vring is successfully locked.

Definition at line 137 of file vhost_user_output.c.

Here is the call graph for this function:

Here is the caller graph for this function:

vhost_user_vring_try_lock()

static_always_inline int vhost_user_vring_try_lock	(	vhost_user_intf_t *	vui,
		u32	qid
	)

Try once to lock the vring.

Returns

0 on success, non-zero on failure.

Definition at line 128 of file vhost_user_output.c.

Here is the caller graph for this function:

vhost_user_vring_unlock()

static_always_inline void vhost_user_vring_unlock	(	vhost_user_intf_t *	vui,
		u32	qid
	)

Unlock the vring lock.

Definition at line 147 of file vhost_user_output.c.

Here is the caller graph for this function:

VNET_DEVICE_CLASS()

VNET_DEVICE_CLASS

(

vhost_user_device_class

)

Here is the caller graph for this function:

Variable Documentation

vhost_user_device_class

vnet_device_class_t vhost_user_device_class

vhost_user_tx_func_error_strings

__clib_unused char* vhost_user_tx_func_error_strings[]

static

Initial value:

= {
#define _(n,s) 
  foreach_vhost_user_tx_func_error

}

Definition at line 80 of file vhost_user_output.c.