Re: [PATCH RFC v4 1/1] random: WARN on large getrandom() waits and introduce getrandom2()
- From
- Matthew Garrett <mjg59@srcf.ucam.org>
- Date
- 2019-09-20 20:34:55
- Also in
- linux-ext4, linux-man, lkml
- Reply to
- Linus Torvalds, 2019-09-20
On Fri, Sep 20, 2019 at 12:51:12PM -0700, Linus Torvalds wrote:
So we absolutely _will_ come up with some way 0 ends the wait. Whether it's _just_ a timeout, or whether it's jitter-entropy or whatever, it will happen.
FWIW, Zircon uses the jitter entropy generator to seed the CRNG and documented their findings in https://fuchsia.dev/fuchsia-src/zircon/jitterentropy/config-basic . -- Matthew Garrett | mjg59@srcf.ucam.org