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-rw-r--r--arch/sparc/kernel/smp_64.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index 781bcb10b8bd..d94b878577b7 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -852,6 +852,8 @@ extern unsigned long xcall_flush_tlb_mm;
852extern unsigned long xcall_flush_tlb_pending; 852extern unsigned long xcall_flush_tlb_pending;
853extern unsigned long xcall_flush_tlb_kernel_range; 853extern unsigned long xcall_flush_tlb_kernel_range;
854extern unsigned long xcall_fetch_glob_regs; 854extern unsigned long xcall_fetch_glob_regs;
855extern unsigned long xcall_fetch_glob_pmu;
856extern unsigned long xcall_fetch_glob_pmu_n4;
855extern unsigned long xcall_receive_signal; 857extern unsigned long xcall_receive_signal;
856extern unsigned long xcall_new_mmu_context_version; 858extern unsigned long xcall_new_mmu_context_version;
857#ifdef CONFIG_KGDB 859#ifdef CONFIG_KGDB
@@ -1000,6 +1002,15 @@ void smp_fetch_global_regs(void)
1000 smp_cross_call(&xcall_fetch_glob_regs, 0, 0, 0); 1002 smp_cross_call(&xcall_fetch_glob_regs, 0, 0, 0);
1001} 1003}
1002 1004
1005void smp_fetch_global_pmu(void)
1006{
1007 if (tlb_type == hypervisor &&
1008 sun4v_chip_type >= SUN4V_CHIP_NIAGARA4)
1009 smp_cross_call(&xcall_fetch_glob_pmu_n4, 0, 0, 0);
1010 else
1011 smp_cross_call(&xcall_fetch_glob_pmu, 0, 0, 0);
1012}
1013
1003/* We know that the window frames of the user have been flushed 1014/* We know that the window frames of the user have been flushed
1004 * to the stack before we get here because all callers of us 1015 * to the stack before we get here because all callers of us
1005 * are flush_tlb_*() routines, and these run after flush_cache_*() 1016 * are flush_tlb_*() routines, and these run after flush_cache_*()