diff options
Diffstat (limited to 'arch/ia64/kvm/process.c')
-rw-r--r-- | arch/ia64/kvm/process.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/arch/ia64/kvm/process.c b/arch/ia64/kvm/process.c index 552d07724207..230eae482f32 100644 --- a/arch/ia64/kvm/process.c +++ b/arch/ia64/kvm/process.c | |||
@@ -455,13 +455,18 @@ fpswa_ret_t vmm_fp_emulate(int fp_fault, void *bundle, unsigned long *ipsr, | |||
455 | if (!vmm_fpswa_interface) | 455 | if (!vmm_fpswa_interface) |
456 | return (fpswa_ret_t) {-1, 0, 0, 0}; | 456 | return (fpswa_ret_t) {-1, 0, 0, 0}; |
457 | 457 | ||
458 | /* | ||
459 | * Just let fpswa driver to use hardware fp registers. | ||
460 | * No fp register is valid in memory. | ||
461 | */ | ||
462 | memset(&fp_state, 0, sizeof(fp_state_t)); | 458 | memset(&fp_state, 0, sizeof(fp_state_t)); |
463 | 459 | ||
464 | /* | 460 | /* |
461 | * compute fp_state. only FP registers f6 - f11 are used by the | ||
462 | * vmm, so set those bits in the mask and set the low volatile | ||
463 | * pointer to point to these registers. | ||
464 | */ | ||
465 | fp_state.bitmask_low64 = 0xfc0; /* bit6..bit11 */ | ||
466 | |||
467 | fp_state.fp_state_low_volatile = (fp_state_low_volatile_t *) ®s->f6; | ||
468 | |||
469 | /* | ||
465 | * unsigned long (*EFI_FPSWA) ( | 470 | * unsigned long (*EFI_FPSWA) ( |
466 | * unsigned long trap_type, | 471 | * unsigned long trap_type, |
467 | * void *Bundle, | 472 | * void *Bundle, |
@@ -545,10 +550,6 @@ void reflect_interruption(u64 ifa, u64 isr, u64 iim, | |||
545 | status = vmm_handle_fpu_swa(0, regs, isr); | 550 | status = vmm_handle_fpu_swa(0, regs, isr); |
546 | if (!status) | 551 | if (!status) |
547 | return ; | 552 | return ; |
548 | else if (-EAGAIN == status) { | ||
549 | vcpu_decrement_iip(vcpu); | ||
550 | return ; | ||
551 | } | ||
552 | break; | 553 | break; |
553 | } | 554 | } |
554 | 555 | ||