Also note tool expectations of fork vs clone3
Co-authored-by: Josh Triplett <josh@joshtriplett.org>
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@ -168,6 +168,8 @@ impl Command {
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// Bypassing libc for `clone3` can make further libc calls unsafe,
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// so we use it sparingly for now. See #89522 for details.
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// Some tools (e.g. sandboxing tools) may also expect `fork`
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// rather than `clone3`.
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let want_clone3_pidfd = self.get_create_pidfd();
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// If we fail to create a pidfd for any reason, this will
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