Struct vmm_vhost::backend::VringConfigData

pub struct VringConfigData {
    pub queue_size: u16,
    pub flags: u32,
    pub desc_table_addr: u64,
    pub used_ring_addr: u64,
    pub avail_ring_addr: u64,
    pub log_addr: Option<u64>,
}

Vring configuration data.

Fields

queue_size: u16

Actual queue size negotiated by the driver.

flags: u32

Bitmask of vring flags.

desc_table_addr: u64

Descriptor table address.

used_ring_addr: u64

Used ring buffer address.

avail_ring_addr: u64

Available ring buffer address.

log_addr: Option<u64>

Optional address for logging.

Implementations

impl VringConfigData

pub fn is_log_addr_valid(&self) -> bool

Check whether the log (flag, address) pair is valid.

pub fn get_log_addr(&self) -> u64

Get the log address, default to zero if not available.