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authorDavid S. Miller <davem@davemloft.net>2016-02-01 18:44:07 -0800
committerDavid S. Miller <davem@davemloft.net>2016-02-01 18:44:07 -0800
commitb45efa30a626e915192a6c548cd8642379cd47cc (patch)
tree90d8b43ebceb850b0e7852d75283aebbd2abbc00 /arch/x86/kernel/apic/x2apic_uv_x.c
parent7a26019fdecdb45ff784ae4e3b7e0cc9045100ca (diff)
parent34229b277480f46c1e9a19f027f30b074512e68b (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'arch/x86/kernel/apic/x2apic_uv_x.c')
-rw-r--r--arch/x86/kernel/apic/x2apic_uv_x.c5
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;