From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47791) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f8TMY-0000VX-F4 for qemu-devel@nongnu.org; Tue, 17 Apr 2018 12:21:47 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f8TMT-0004tY-GM for qemu-devel@nongnu.org; Tue, 17 Apr 2018 12:21:46 -0400 From: Serhii Popovych Date: Tue, 17 Apr 2018 12:21:35 -0400 Message-Id: <1523982095-17175-1-git-send-email-spopovyc@redhat.com> Subject: [Qemu-devel] [PATCH for 2.13] spapr: Correct max associativity domains value for non-NUMA configs List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-ppc@nongnu.org Cc: qemu-devel@nongnu.org In non-NUMA configurations nb_numa_nodes is zero and we set 5th cell in ibm,max-associativity-domains to -1. That causes to stall Linux guests during boot after following line: [ 0.000000] NUMA associativity depth for CPU/Memory: 4 Make last possible NUMA in property zero to correct support for non-NUMA guests. Fixes: c1df49a670ef ("spapr: Add ibm,max-associativity-domains property") Signed-off-by: Serhii Popovych --- hw/ppc/spapr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 7b2bc4e..bff2125 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -914,7 +914,7 @@ static void spapr_dt_rtas(sPAPRMachineState *spapr, void *fdt) cpu_to_be32(0), cpu_to_be32(0), cpu_to_be32(0), - cpu_to_be32(nb_numa_nodes - 1), + cpu_to_be32(nb_numa_nodes ? nb_numa_nodes - 1 : 0), }; _FDT(rtas = fdt_add_subnode(fdt, 0, "rtas")); -- 1.8.3.1