From mboxrd@z Thu Jan 1 00:00:00 1970 From: will.deacon@arm.com (Will Deacon) Date: Tue, 23 Sep 2014 11:47:16 +0100 Subject: [PATCH] arm64, defconfig: Increase NR_CPUS default to 64 In-Reply-To: <20140923104431.GF20170@rric.localhost> References: <1410176689-20020-1-git-send-email-rric@kernel.org> <20140923104431.GF20170@rric.localhost> Message-ID: <20140923104716.GG26472@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 > > > > 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