Function rustix::process::membarrier_query

source · 
pub fn membarrier_query() -> MembarrierQuery
Available on crate feature process only.
Expand description

membarrier(MEMBARRIER_CMD_QUERY, 0, 0)—Query the supported membarrier commands.

This function doesn’t return a Result because it always succeeds; if the underlying OS doesn’t support the membarrier syscall, it returns an empty MembarrierQuery value.

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