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Date: Tue, 23 Sep 2014 11:47:16 +0100 From: Will Deacon <will.deacon@....com> To: Robert Richter <rric@...nel.org> Cc: Catalin Marinas <Catalin.Marinas@....com>, Robert Richter <rrichter@...ium.com>, Radha Mohan Chintakuntla <rchintakuntla@...ium.com>, Mark Rutland <Mark.Rutland@....com>, "linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: Re: [PATCH] arm64, defconfig: Increase NR_CPUS default to 64 On Tue, Sep 23, 2014 at 11:44:31AM +0100, Robert Richter wrote: > On 08.09.14 13:44:48, Robert Richter wrote: > > From: Robert Richter <rrichter@...ium.com> > > > > Raising the current maximum limit to 64. This is needed for Cavium's > > Thunder systems that will have at least 48 cores per die. > > > > The change keeps the current memory footprint in cpu mask structures. > > It does not break existing code. Setting the maximum to 64 cpus still > > boots systems with less cpus. > > > > Mark's Juno happily booted with a NR_CPUS=64 kernel. > > > > Tested on our Thunder system with 48 cores. We could see interrupts to > > all cores. > > Catalin, Will, > > please consider applying this patch. I thought this was queued already? Will -- 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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