pub enum ReadHow {
Direct,
Dropped,
}Expand description
How the read leg got its bytes.
Variants§
Direct
O_DIRECT: the page cache was bypassed, the number is the device’s.
Dropped
O_DIRECT refused; the cached pages were dropped (fadvise DONTNEED) and the file read through the cache.
Implementations§
Trait Implementations§
impl Copy for ReadHow
impl Eq for ReadHow
impl StructuralPartialEq for ReadHow
Auto Trait Implementations§
impl Freeze for ReadHow
impl RefUnwindSafe for ReadHow
impl Send for ReadHow
impl Sync for ReadHow
impl Unpin for ReadHow
impl UnsafeUnpin for ReadHow
impl UnwindSafe for ReadHow
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