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author | Christian Borntraeger <borntraeger@de.ibm.com> | 2012-01-11 10:20:32 (GMT) |
---|---|---|
committer | Avi Kivity <avi@redhat.com> | 2012-03-05 12:52:22 (GMT) |
commit | 5a32c1af56b3c74212b1de2a1d1658c303dd3516 (patch) | |
tree | 4eb6f52e1bdc4b2427fdea83c88a0c188ad54b4f /arch/s390/kvm | |
parent | 60b413c9248495ea400e80e08e4d1e28ed7ee05e (diff) | |
download | linux-fsl-qoriq-5a32c1af56b3c74212b1de2a1d1658c303dd3516.tar.xz |
KVM: s390: provide general purpose guest registers via kvm_run
This patch adds the general purpose registers to the kvm_run structure.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/s390/kvm')
-rw-r--r-- | arch/s390/kvm/diag.c | 6 | ||||
-rw-r--r-- | arch/s390/kvm/intercept.c | 4 | ||||
-rw-r--r-- | arch/s390/kvm/kvm-s390.c | 14 | ||||
-rw-r--r-- | arch/s390/kvm/priv.c | 24 | ||||
-rw-r--r-- | arch/s390/kvm/sigp.c | 20 |
5 files changed, 34 insertions, 34 deletions
diff --git a/arch/s390/kvm/diag.c b/arch/s390/kvm/diag.c index 8943e82..a353f0e 100644 --- a/arch/s390/kvm/diag.c +++ b/arch/s390/kvm/diag.c @@ -20,8 +20,8 @@ static int diag_release_pages(struct kvm_vcpu *vcpu) unsigned long start, end; unsigned long prefix = vcpu->arch.sie_block->prefix; - start = vcpu->arch.guest_gprs[(vcpu->arch.sie_block->ipa & 0xf0) >> 4]; - end = vcpu->arch.guest_gprs[vcpu->arch.sie_block->ipa & 0xf] + 4096; + start = vcpu->run->s.regs.gprs[(vcpu->arch.sie_block->ipa & 0xf0) >> 4]; + end = vcpu->run->s.regs.gprs[vcpu->arch.sie_block->ipa & 0xf] + 4096; if (start & ~PAGE_MASK || end & ~PAGE_MASK || start > end || start < 2 * PAGE_SIZE) @@ -56,7 +56,7 @@ static int __diag_time_slice_end(struct kvm_vcpu *vcpu) static int __diag_ipl_functions(struct kvm_vcpu *vcpu) { unsigned int reg = vcpu->arch.sie_block->ipa & 0xf; - unsigned long subcode = vcpu->arch.guest_gprs[reg] & 0xffff; + unsigned long subcode = vcpu->run->s.regs.gprs[reg] & 0xffff; VCPU_EVENT(vcpu, 5, "diag ipl functions, subcode %lx", subcode); switch (subcode) { diff --git a/arch/s390/kvm/intercept.c b/arch/s390/kvm/intercept.c index 0243454..776ef83 100644 --- a/arch/s390/kvm/intercept.c +++ b/arch/s390/kvm/intercept.c @@ -36,7 +36,7 @@ static int handle_lctlg(struct kvm_vcpu *vcpu) useraddr = disp2; if (base2) - useraddr += vcpu->arch.guest_gprs[base2]; + useraddr += vcpu->run->s.regs.gprs[base2]; if (useraddr & 7) return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); @@ -75,7 +75,7 @@ static int handle_lctl(struct kvm_vcpu *vcpu) useraddr = disp2; if (base2) - useraddr += vcpu->arch.guest_gprs[base2]; + useraddr += vcpu->run->s.regs.gprs[base2]; if (useraddr & 3) return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index 6962c1b..80b12ba 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -289,7 +289,7 @@ int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu) } vcpu->arch.gmap = vcpu->kvm->arch.gmap; - vcpu->run->kvm_valid_regs = KVM_SYNC_PREFIX; + vcpu->run->kvm_valid_regs = KVM_SYNC_PREFIX | KVM_SYNC_GPRS; return 0; } @@ -428,13 +428,13 @@ static int kvm_arch_vcpu_ioctl_initial_reset(struct kvm_vcpu *vcpu) int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs) { - memcpy(&vcpu->arch.guest_gprs, ®s->gprs, sizeof(regs->gprs)); + memcpy(&vcpu->run->s.regs.gprs, ®s->gprs, sizeof(regs->gprs)); return 0; } int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs) { - memcpy(®s->gprs, &vcpu->arch.guest_gprs, sizeof(regs->gprs)); + memcpy(®s->gprs, &vcpu->run->s.regs.gprs, sizeof(regs->gprs)); return 0; } @@ -511,7 +511,7 @@ static int __vcpu_run(struct kvm_vcpu *vcpu) { int rc; - memcpy(&vcpu->arch.sie_block->gg14, &vcpu->arch.guest_gprs[14], 16); + memcpy(&vcpu->arch.sie_block->gg14, &vcpu->run->s.regs.gprs[14], 16); if (need_resched()) schedule(); @@ -528,7 +528,7 @@ static int __vcpu_run(struct kvm_vcpu *vcpu) local_irq_enable(); VCPU_EVENT(vcpu, 6, "entering sie flags %x", atomic_read(&vcpu->arch.sie_block->cpuflags)); - rc = sie64a(vcpu->arch.sie_block, vcpu->arch.guest_gprs); + rc = sie64a(vcpu->arch.sie_block, vcpu->run->s.regs.gprs); if (rc) { if (kvm_is_ucontrol(vcpu->kvm)) { rc = SIE_INTERCEPT_UCONTROL; @@ -544,7 +544,7 @@ static int __vcpu_run(struct kvm_vcpu *vcpu) kvm_guest_exit(); local_irq_enable(); - memcpy(&vcpu->arch.guest_gprs[14], &vcpu->arch.sie_block->gg14, 16); + memcpy(&vcpu->run->s.regs.gprs[14], &vcpu->arch.sie_block->gg14, 16); return rc; } @@ -673,7 +673,7 @@ int kvm_s390_vcpu_store_status(struct kvm_vcpu *vcpu, unsigned long addr) return -EFAULT; if (__guestcopy(vcpu, addr + offsetof(struct save_area, gp_regs), - vcpu->arch.guest_gprs, 128, prefix)) + vcpu->run->s.regs.gprs, 128, prefix)) return -EFAULT; if (__guestcopy(vcpu, addr + offsetof(struct save_area, psw), diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index 9c83b8a..e5a45db 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -33,7 +33,7 @@ static int handle_set_prefix(struct kvm_vcpu *vcpu) operand2 = disp2; if (base2) - operand2 += vcpu->arch.guest_gprs[base2]; + operand2 += vcpu->run->s.regs.gprs[base2]; /* must be word boundary */ if (operand2 & 3) { @@ -73,7 +73,7 @@ static int handle_store_prefix(struct kvm_vcpu *vcpu) vcpu->stat.instruction_stpx++; operand2 = disp2; if (base2) - operand2 += vcpu->arch.guest_gprs[base2]; + operand2 += vcpu->run->s.regs.gprs[base2]; /* must be word boundary */ if (operand2 & 3) { @@ -105,7 +105,7 @@ static int handle_store_cpu_address(struct kvm_vcpu *vcpu) vcpu->stat.instruction_stap++; useraddr = disp2; if (base2) - useraddr += vcpu->arch.guest_gprs[base2]; + useraddr += vcpu->run->s.regs.gprs[base2]; if (useraddr & 1) { kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); @@ -180,7 +180,7 @@ static int handle_stidp(struct kvm_vcpu *vcpu) vcpu->stat.instruction_stidp++; operand2 = disp2; if (base2) - operand2 += vcpu->arch.guest_gprs[base2]; + operand2 += vcpu->run->s.regs.gprs[base2]; if (operand2 & 7) { kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); @@ -231,9 +231,9 @@ static void handle_stsi_3_2_2(struct kvm_vcpu *vcpu, struct sysinfo_3_2_2 *mem) static int handle_stsi(struct kvm_vcpu *vcpu) { - int fc = (vcpu->arch.guest_gprs[0] & 0xf0000000) >> 28; - int sel1 = vcpu->arch.guest_gprs[0] & 0xff; - int sel2 = vcpu->arch.guest_gprs[1] & 0xffff; + int fc = (vcpu->run->s.regs.gprs[0] & 0xf0000000) >> 28; + int sel1 = vcpu->run->s.regs.gprs[0] & 0xff; + int sel2 = vcpu->run->s.regs.gprs[1] & 0xffff; int base2 = vcpu->arch.sie_block->ipb >> 28; int disp2 = ((vcpu->arch.sie_block->ipb & 0x0fff0000) >> 16); u64 operand2; @@ -244,14 +244,14 @@ static int handle_stsi(struct kvm_vcpu *vcpu) operand2 = disp2; if (base2) - operand2 += vcpu->arch.guest_gprs[base2]; + operand2 += vcpu->run->s.regs.gprs[base2]; if (operand2 & 0xfff && fc > 0) return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); switch (fc) { case 0: - vcpu->arch.guest_gprs[0] = 3 << 28; + vcpu->run->s.regs.gprs[0] = 3 << 28; vcpu->arch.sie_block->gpsw.mask &= ~(3ul << 44); return 0; case 1: /* same handling for 1 and 2 */ @@ -280,7 +280,7 @@ static int handle_stsi(struct kvm_vcpu *vcpu) } free_page(mem); vcpu->arch.sie_block->gpsw.mask &= ~(3ul << 44); - vcpu->arch.guest_gprs[0] = 0; + vcpu->run->s.regs.gprs[0] = 0; return 0; out_mem: free_page(mem); @@ -332,8 +332,8 @@ static int handle_tprot(struct kvm_vcpu *vcpu) int disp1 = (vcpu->arch.sie_block->ipb & 0x0fff0000) >> 16; int base2 = (vcpu->arch.sie_block->ipb & 0xf000) >> 12; int disp2 = vcpu->arch.sie_block->ipb & 0x0fff; - u64 address1 = disp1 + base1 ? vcpu->arch.guest_gprs[base1] : 0; - u64 address2 = disp2 + base2 ? vcpu->arch.guest_gprs[base2] : 0; + u64 address1 = disp1 + base1 ? vcpu->run->s.regs.gprs[base1] : 0; + u64 address2 = disp2 + base2 ? vcpu->run->s.regs.gprs[base2] : 0; struct vm_area_struct *vma; unsigned long user_address; diff --git a/arch/s390/kvm/sigp.c b/arch/s390/kvm/sigp.c index 0a7941d..30eb0f7 100644 --- a/arch/s390/kvm/sigp.c +++ b/arch/s390/kvm/sigp.c @@ -48,7 +48,7 @@ static int __sigp_sense(struct kvm_vcpu *vcpu, u16 cpu_addr, - unsigned long *reg) + u64 *reg) { struct kvm_s390_float_interrupt *fi = &vcpu->kvm->arch.float_int; int rc; @@ -220,7 +220,7 @@ static int __sigp_set_arch(struct kvm_vcpu *vcpu, u32 parameter) } static int __sigp_set_prefix(struct kvm_vcpu *vcpu, u16 cpu_addr, u32 address, - unsigned long *reg) + u64 *reg) { struct kvm_s390_float_interrupt *fi = &vcpu->kvm->arch.float_int; struct kvm_s390_local_interrupt *li = NULL; @@ -278,7 +278,7 @@ out_fi: } static int __sigp_sense_running(struct kvm_vcpu *vcpu, u16 cpu_addr, - unsigned long *reg) + u64 *reg) { int rc; struct kvm_s390_float_interrupt *fi = &vcpu->kvm->arch.float_int; @@ -316,7 +316,7 @@ int kvm_s390_handle_sigp(struct kvm_vcpu *vcpu) int base2 = vcpu->arch.sie_block->ipb >> 28; int disp2 = ((vcpu->arch.sie_block->ipb & 0x0fff0000) >> 16); u32 parameter; - u16 cpu_addr = vcpu->arch.guest_gprs[r3]; + u16 cpu_addr = vcpu->run->s.regs.gprs[r3]; u8 order_code; int rc; @@ -327,18 +327,18 @@ int kvm_s390_handle_sigp(struct kvm_vcpu *vcpu) order_code = disp2; if (base2) - order_code += vcpu->arch.guest_gprs[base2]; + order_code += vcpu->run->s.regs.gprs[base2]; if (r1 % 2) - parameter = vcpu->arch.guest_gprs[r1]; + parameter = vcpu->run->s.regs.gprs[r1]; else - parameter = vcpu->arch.guest_gprs[r1 + 1]; + parameter = vcpu->run->s.regs.gprs[r1 + 1]; switch (order_code) { case SIGP_SENSE: vcpu->stat.instruction_sigp_sense++; rc = __sigp_sense(vcpu, cpu_addr, - &vcpu->arch.guest_gprs[r1]); + &vcpu->run->s.regs.gprs[r1]); break; case SIGP_EXTERNAL_CALL: vcpu->stat.instruction_sigp_external_call++; @@ -363,12 +363,12 @@ int kvm_s390_handle_sigp(struct kvm_vcpu *vcpu) case SIGP_SET_PREFIX: vcpu->stat.instruction_sigp_prefix++; rc = __sigp_set_prefix(vcpu, cpu_addr, parameter, - &vcpu->arch.guest_gprs[r1]); + &vcpu->run->s.regs.gprs[r1]); break; case SIGP_SENSE_RUNNING: vcpu->stat.instruction_sigp_sense_running++; rc = __sigp_sense_running(vcpu, cpu_addr, - &vcpu->arch.guest_gprs[r1]); + &vcpu->run->s.regs.gprs[r1]); break; case SIGP_RESTART: vcpu->stat.instruction_sigp_restart++; |