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Date: Tue, 18 Mar 2014 11:56:03 -0700 From: "H. Peter Anvin" <hpa@...ux.intel.com> To: Benjamin Herrenschmidt <benh@...nel.crashing.org> CC: Ted Ts'o <tytso@....edu>, Linus Torvalds <torvalds@...ux-foundation.org>, Ingo Molnar <mingo@...nel.org>, Thomas Gleixner <tglx@...utronix.de>, Paul Mackerras <paulus@...ba.org>, Michael Ellerman <michael@...erman.id.au>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org> Subject: Re: [PATCH v2 4/4] random: Add arch_has_random[_seed]() On 03/17/2014 08:44 PM, Benjamin Herrenschmidt wrote: > On Mon, 2014-03-17 at 16:36 -0700, H. Peter Anvin wrote: >> Add predicate functions for having arch_get_random[_seed]*(). The >> only current use is to avoid the loop in arch_random_refill() when >> arch_get_random_seed_long() is unavailable. > > Paul, I think our HW rng on P7+ and later would qualify no ? > > Cheers, > Ben. Just to be clear: since I don't know the parameters of the PowerPC hwrng I just put in the stub functions, leaving it up to you to analyze if it is suitable and analyze it. Do let me know if I can be of any assistance, of course. -hpa -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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