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soundarana
on Dec 20, 2023
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Uniting the Linux random-number devices (2022)
Does Linux use the RNG inside Intel/AMD CPUs?
goalieca
on Dec 20, 2023
[–]
The RDRAND instruction usage is configurable
https://github.com/torvalds/linux/blob/master/Documentation/...
edit:
https://github.com/torvalds/linux/blob/55cb5f43689d7a9ea5bf3...
oittaa
on Dec 20, 2023
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parent
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If I remember correctly, the TLDR is that RDRAND output is mixed with other "standard" entropy sources and basically making getrandom() non-blocking immediately.
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