bytecodealliance/rustix

Add (opt-in) vDSO support for `getrandom`?

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#1,185 opened on Oct 16, 2024

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help wanted

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Description

This Go issue can be used as a reference: https://github.com/golang/go/issues/69577

Contributor guide

Research direction
Review the referenced Go issue for implementation details and trace how vDSO is used for getrandom in the Linux kernel. Then implement an opt in feature in rustix to use vDSO for getrandom when available.
Tech stack
rust
Domain
operating systemsperformance
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-2 days
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Mostly clear
Prerequisites
RustLinux
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
35