io_uring::opcode

Struct Fadvise

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pub struct Fadvise { /* private fields */ }
Expand description

Predeclare an access pattern for file data, equivalent to posix_fadvise(2).

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impl Fadvise

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pub const CODE: u8 = 24u8

The opcode of the operation. This can be passed to Probe::is_supported to check if this operation is supported with the current kernel.

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pub fn new(fd: impl UseFixed, len: off_t, advice: i32) -> Self

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pub const fn offset(self, offset: u64) -> Self

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pub fn build(self) -> Entry

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Calls U::from(self).

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type Error = Infallible

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impl<T, U> TryInto<U> for T
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type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.