From mboxrd@z Thu Jan 1 00:00:00 1970 From: Will Deacon Subject: Re: [PATCH v3 3/5] arm64/numa: add nid check for memory block Date: Fri, 3 Jun 2016 10:52:30 +0100 Message-ID: <20160603095229.GH9915@arm.com> References: <1464834491-12024-1-git-send-email-thunder.leizhen@huawei.com> <1464834491-12024-4-git-send-email-thunder.leizhen@huawei.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1464834491-12024-4-git-send-email-thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Zhen Lei Cc: Catalin Marinas , linux-arm-kernel , Ganapatrao Kulkarni , Robert Richter , David Daney , Rob Herring , Frank Rowand , Grant Likely , devicetree , linux-kernel , Zefan Li , Xinwei Hu , Tianhong Ding , Hanjun Guo List-Id: devicetree@vger.kernel.org On Thu, Jun 02, 2016 at 10:28:09AM +0800, Zhen Lei wrote: > Use the same tactic to cpu and numa-distance nodes. Sorry, I don't understand... :/ Will > > Signed-off-by: Zhen Lei > --- > arch/arm64/mm/numa.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/arch/arm64/mm/numa.c b/arch/arm64/mm/numa.c > index c7fe3ec..2601660 100644 > --- a/arch/arm64/mm/numa.c > +++ b/arch/arm64/mm/numa.c > @@ -141,6 +141,11 @@ int __init numa_add_memblk(int nid, u64 start, u64 end) > { > int ret; > > + if (nid >= MAX_NUMNODES) { > + pr_warn("NUMA: Node id %u exceeds maximum value\n", nid); > + return -EINVAL; > + } > + > ret = memblock_set_node(start, (end - start), &memblock.memory, nid); > if (ret < 0) { > pr_err("NUMA: memblock [0x%llx - 0x%llx] failed to add on node %d\n", > -- > 2.5.0 > > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html