diff options
Diffstat (limited to 'arch/powerpc/include/asm/kvm_ppc.h')
| -rw-r--r-- | arch/powerpc/include/asm/kvm_ppc.h | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/arch/powerpc/include/asm/kvm_ppc.h b/arch/powerpc/include/asm/kvm_ppc.h index a5287fe..e4474f8 100644 --- a/arch/powerpc/include/asm/kvm_ppc.h +++ b/arch/powerpc/include/asm/kvm_ppc.h @@ -394,11 +394,22 @@ static inline void kvmppc_mmu_flush_icache(pfn_t pfn) } } -/* Please call after prepare_to_enter. This function puts the lazy ee state - back to normal mode, without actually enabling interrupts. */ -static inline void kvmppc_lazy_ee_enable(void) +/* + * Please call after prepare_to_enter. This function puts the lazy ee and irq + * disabled tracking state back to normal mode, without actually enabling + * interrupts. + */ +static inline void kvmppc_fix_ee_before_entry(void) { + trace_hardirqs_on(); + #ifdef CONFIG_PPC64 + /* + * To avoid races, the caller must have gone directly from having + * interrupts fully-enabled to hard-disabled. + */ + WARN_ON(local_paca->irq_happened != PACA_IRQ_HARD_DIS); + /* Only need to enable IRQs by hard enabling them after this */ local_paca->irq_happened = 0; local_paca->soft_enabled = 1; |