diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/kernel/exceptions-64s.S | 15 | ||||
| -rw-r--r-- | arch/powerpc/kernel/traps.c | 16 |
2 files changed, 27 insertions, 4 deletions
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index d55a63c3559a..4e00d223b2e3 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -347,6 +347,12 @@ facility_unavailable_trampoline: EXCEPTION_PROLOG_0(PACA_EXGEN) b facility_unavailable_pSeries +hv_facility_unavailable_trampoline: + . = 0xf80 + SET_SCRATCH0(r13) + EXCEPTION_PROLOG_0(PACA_EXGEN) + b facility_unavailable_hv + #ifdef CONFIG_CBE_RAS STD_EXCEPTION_HV(0x1200, 0x1202, cbe_system_error) KVM_HANDLER_SKIP(PACA_EXGEN, EXC_HV, 0x1202) @@ -525,6 +531,8 @@ denorm_done: KVM_HANDLER_PR(PACA_EXGEN, EXC_STD, 0xf40) STD_EXCEPTION_PSERIES_OOL(0xf60, facility_unavailable) KVM_HANDLER_PR(PACA_EXGEN, EXC_STD, 0xf60) + STD_EXCEPTION_HV_OOL(0xf82, facility_unavailable) + KVM_HANDLER(PACA_EXGEN, EXC_HV, 0xf82) /* * An interrupt came in while soft-disabled. We set paca->irq_happened, then: @@ -836,6 +844,12 @@ facility_unavailable_relon_trampoline: EXCEPTION_PROLOG_0(PACA_EXGEN) b facility_unavailable_relon_pSeries +hv_facility_unavailable_relon_trampoline: + . = 0x4f80 + SET_SCRATCH0(r13) + EXCEPTION_PROLOG_0(PACA_EXGEN) + b facility_unavailable_relon_hv + STD_RELON_EXCEPTION_PSERIES(0x5300, 0x1300, instruction_breakpoint) #ifdef CONFIG_PPC_DENORMALISATION . = 0x5500 @@ -1174,6 +1188,7 @@ __end_handlers: STD_RELON_EXCEPTION_PSERIES_OOL(0xf20, altivec_unavailable) STD_RELON_EXCEPTION_PSERIES_OOL(0xf40, vsx_unavailable) STD_RELON_EXCEPTION_PSERIES_OOL(0xf60, facility_unavailable) + STD_RELON_EXCEPTION_HV_OOL(0xf80, facility_unavailable) #if defined(CONFIG_PPC_PSERIES) || defined(CONFIG_PPC_POWERNV) /* diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 2053bbd26a06..e4f205a209d2 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -1295,10 +1295,18 @@ void facility_unavailable_exception(struct pt_regs *regs) "EBB", "TAR", }; - char *facility; + char *facility, *prefix; u64 value; - value = mfspr(SPRN_FSCR) >> 56; + if (regs->trap == 0xf60) { + value = mfspr(SPRN_FSCR); + prefix = ""; + } else { + value = mfspr(SPRN_HFSCR); + prefix = "Hypervisor "; + } + + value = value >> 56; /* We restore the interrupt state now */ if (!arch_irq_disabled_regs(regs)) @@ -1309,8 +1317,8 @@ void facility_unavailable_exception(struct pt_regs *regs) else facility = "unknown"; - pr_err("Facility '%s' unavailable, exception at 0x%lx, MSR=%lx\n", - facility, regs->nip, regs->msr); + pr_err("%sFacility '%s' unavailable, exception at 0x%lx, MSR=%lx\n", + prefix, facility, regs->nip, regs->msr); if (user_mode(regs)) { _exception(SIGILL, regs, ILL_ILLOPC, regs->nip); |