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| author | Fabiano Rosas <farosas@linux.ibm.com> | 2022-01-25 22:56:51 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-01-31 03:42:59 +0100 |
| commit | 36d014d37d59065087e51b8381e37993f1ca99bc (patch) | |
| tree | 6c924c8b7872e1703192ecba8839ab80ace7c1bd /arch/powerpc/kvm | |
| parent | Linux 5.17-rc2 (diff) | |
| download | linux-36d014d37d59065087e51b8381e37993f1ca99bc.tar.xz linux-36d014d37d59065087e51b8381e37993f1ca99bc.zip | |
KVM: PPC: Book3S HV: Stop returning internal values to userspace
Our kvm_arch_vcpu_ioctl_run currently returns the RESUME_HOST values
to userspace, against the API of the KVM_RUN ioctl which returns 0 on
success.
Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220125215655.1026224-2-farosas@linux.ibm.com
Diffstat (limited to 'arch/powerpc/kvm')
| -rw-r--r-- | arch/powerpc/kvm/powerpc.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index 2ad0ccd202d5..50414fb2a5ea 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c @@ -1841,6 +1841,14 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu) #ifdef CONFIG_ALTIVEC out: #endif + + /* + * We're already returning to userspace, don't pass the + * RESUME_HOST flags along. + */ + if (r > 0) + r = 0; + vcpu_put(vcpu); return r; } |