From 1912c7afa39d2683a574011ff455fe49ada8016c Mon Sep 17 00:00:00 2001 From: Mike Travis Date: Thu, 9 Apr 2015 13:26:31 -0500 Subject: [PATCH] x86/apic/uv: Update the UV APIC HUB check Update the check for UV2000/3000. Note when the HUB is not recognized. Signed-off-by: Mike Travis Acked-by: Hedi Berriche Acked-by: Dimitri Sivanich Link: http://lkml.kernel.org/r/20150409182629.267239403@asylum.americas.sgi.com Signed-off-by: Ingo Molnar --- arch/x86/kernel/apic/x2apic_uv_x.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c index e18962c8b007..c8d92950bc04 100644 --- a/arch/x86/kernel/apic/x2apic_uv_x.c +++ b/arch/x86/kernel/apic/x2apic_uv_x.c @@ -881,10 +881,14 @@ void __init uv_system_init(void) unsigned long mmr_base, present, paddr; unsigned short pnode_mask; unsigned char n_lshift; - char *hub = (is_uv1_hub() ? "UV1" : - (is_uv2_hub() ? "UV2" : - "UV3")); + char *hub = (is_uv1_hub() ? "UV100/1000" : + (is_uv2_hub() ? "UV2000/3000" : + (is_uv3_hub() ? "UV300" : NULL))); + if (!hub) { + pr_err("UV: Unknown/unsupported UV hub\n"); + return; + } pr_info("UV: Found %s hub\n", hub); map_low_mmrs(); -- 2.20.1