Messages in this thread | | | From | Geert Uytterhoeven <> | Date | Thu, 3 May 2018 10:41:19 +0200 | Subject | Re: Hashed pointer issues |
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On Mon, Apr 30, 2018 at 7:06 PM, Randy Dunlap <rdunlap@infradead.org> wrote: > On 04/30/2018 10:01 AM, Linus Torvalds wrote: >> On Mon, Apr 30, 2018 at 9:57 AM Linus Torvalds < >> torvalds@linux-foundation.org> wrote: >> >>> Although in *practice* we'd have tons of entropy on any modern development >>> CPU too, since any new hardware will have the hardware random number >>> generation. Some overly cautious person might not trust it, of course. >> >> In fact, maybe that's the right policy. Avoid a boot-time parameter by just >> saying >> >> "if you have hardware random number generation, we can fill entropy >> immediately" >> >> No kernel command line needed in practice any more. That's assuming any >> kernel developer will have an IvyBridge or newer. > > any paid kernel developer :)
Developing for x86...
It takes several seconds to have collected sufficient entropy on e.g. some ARM/ARM64 systems.
Gr{oetje,eeting}s,
Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
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