diff options
Diffstat (limited to 'arch/x86/kernel/apic/x2apic_uv_x.c')
-rw-r--r-- | arch/x86/kernel/apic/x2apic_uv_x.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c index d760c6bb37b5..624db00583f4 100644 --- a/arch/x86/kernel/apic/x2apic_uv_x.c +++ b/arch/x86/kernel/apic/x2apic_uv_x.c @@ -889,7 +889,10 @@ void __init uv_system_init(void) return; } pr_info("UV: Found %s hub\n", hub); - map_low_mmrs(); + + /* We now only need to map the MMRs on UV1 */ + if (is_uv1_hub()) + map_low_mmrs(); m_n_config.v = uv_read_local_mmr(UVH_RH_GAM_CONFIG_MMR ); m_val = m_n_config.s.m_skt; |