diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-03-05 12:47:28 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-03-05 12:47:28 +0100 |
commit | 7df4edb07cf54a4868b9a750424c0d2aa68f8d66 (patch) | |
tree | 0ad0ad3f3dcb6f9edf26dde42ba625053dddf54f /arch/ia64/kvm/process.c | |
parent | 0d688da5505d77bcef2441e0a22d8cc26459702d (diff) | |
parent | 559595a985e106d2fa9f0c79b7f5805453fed593 (diff) |
Merge branch 'linus' into core/iommu
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 552d0772420..230eae482f3 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, if (!vmm_fpswa_interface) return (fpswa_ret_t) {-1, 0, 0, 0}; - /* - * Just let fpswa driver to use hardware fp registers. - * No fp register is valid in memory. - */ memset(&fp_state, 0, sizeof(fp_state_t)); /* + * compute fp_state. only FP registers f6 - f11 are used by the + * vmm, so set those bits in the mask and set the low volatile + * pointer to point to these registers. + */ + fp_state.bitmask_low64 = 0xfc0; /* bit6..bit11 */ + + fp_state.fp_state_low_volatile = (fp_state_low_volatile_t *) ®s->f6; + + /* * unsigned long (*EFI_FPSWA) ( * unsigned long trap_type, * void *Bundle, @@ -545,10 +550,6 @@ void reflect_interruption(u64 ifa, u64 isr, u64 iim, status = vmm_handle_fpu_swa(0, regs, isr); if (!status) return ; - else if (-EAGAIN == status) { - vcpu_decrement_iip(vcpu); - return ; - } break; } |