diff options
Diffstat (limited to 'arch/powerpc/kernel/traps.c')
-rw-r--r-- | arch/powerpc/kernel/traps.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index f19d9777d3c..4e5908264d1 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c | |||
@@ -457,7 +457,14 @@ int machine_check_e500mc(struct pt_regs *regs) | |||
457 | 457 | ||
458 | if (reason & MCSR_DCPERR_MC) { | 458 | if (reason & MCSR_DCPERR_MC) { |
459 | printk("Data Cache Parity Error\n"); | 459 | printk("Data Cache Parity Error\n"); |
460 | recoverable = 0; | 460 | |
461 | /* | ||
462 | * In write shadow mode we auto-recover from the error, but it | ||
463 | * may still get logged and cause a machine check. We should | ||
464 | * only treat the non-write shadow case as non-recoverable. | ||
465 | */ | ||
466 | if (!(mfspr(SPRN_L1CSR2) & L1CSR2_DCWS)) | ||
467 | recoverable = 0; | ||
461 | } | 468 | } |
462 | 469 | ||
463 | if (reason & MCSR_L2MMU_MHIT) { | 470 | if (reason & MCSR_L2MMU_MHIT) { |