diff options
| author | Christoffer Dall <christoffer.dall@linaro.org> | 2017-12-04 21:35:33 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2017-12-14 09:26:56 +0100 |
| commit | 66b5656222990f1a536f5900ccd98539f9cf231f (patch) | |
| tree | 343a3218db3c0156672307011de5c6bf57996865 /arch/powerpc/kvm/booke.c | |
| parent | KVM: Move vcpu_load to arch-specific kvm_arch_vcpu_ioctl_translate (diff) | |
| download | linux-66b5656222990f1a536f5900ccd98539f9cf231f.tar.xz linux-66b5656222990f1a536f5900ccd98539f9cf231f.zip | |
KVM: Move vcpu_load to arch-specific kvm_arch_vcpu_ioctl_set_guest_debug
Move vcpu_load() and vcpu_put() into the architecture specific
implementations of kvm_arch_vcpu_ioctl_set_guest_debug().
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/powerpc/kvm/booke.c')
| -rw-r--r-- | arch/powerpc/kvm/booke.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c index b5f46517c839..6038e2e7aee0 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -2016,12 +2016,15 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu, { struct debug_reg *dbg_reg; int n, b = 0, w = 0; + int ret = 0; + + vcpu_load(vcpu); if (!(dbg->control & KVM_GUESTDBG_ENABLE)) { vcpu->arch.dbg_reg.dbcr0 = 0; vcpu->guest_debug = 0; kvm_guest_protect_msr(vcpu, MSR_DE, false); - return 0; + goto out; } kvm_guest_protect_msr(vcpu, MSR_DE, true); @@ -2053,8 +2056,9 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu, #endif if (!(vcpu->guest_debug & KVM_GUESTDBG_USE_HW_BP)) - return 0; + goto out; + ret = -EINVAL; for (n = 0; n < (KVMPPC_BOOKE_IAC_NUM + KVMPPC_BOOKE_DAC_NUM); n++) { uint64_t addr = dbg->arch.bp[n].addr; uint32_t type = dbg->arch.bp[n].type; @@ -2065,21 +2069,24 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu, if (type & ~(KVMPPC_DEBUG_WATCH_READ | KVMPPC_DEBUG_WATCH_WRITE | KVMPPC_DEBUG_BREAKPOINT)) - return -EINVAL; + goto out; if (type & KVMPPC_DEBUG_BREAKPOINT) { /* Setting H/W breakpoint */ if (kvmppc_booke_add_breakpoint(dbg_reg, addr, b++)) - return -EINVAL; + goto out; } else { /* Setting H/W watchpoint */ if (kvmppc_booke_add_watchpoint(dbg_reg, addr, type, w++)) - return -EINVAL; + goto out; } } - return 0; + ret = 0; +out: + vcpu_put(vcpu); + return ret; } void kvmppc_booke_vcpu_load(struct kvm_vcpu *vcpu, int cpu) |