diff options
Diffstat (limited to 'arch/x86/kvm/emulate.c')
| -rw-r--r-- | arch/x86/kvm/emulate.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index d5979ecc252..d7a18a0f80a 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -1277,6 +1277,7 @@ static int read_emulated(struct x86_emulate_ctxt *ctxt, { int rc; struct read_cache *mc = &ctxt->decode.mem_read; + u32 err; while (size) { int n = min(size, 8u); @@ -1284,7 +1285,10 @@ static int read_emulated(struct x86_emulate_ctxt *ctxt, if (mc->pos < mc->end) goto read_cached; - rc = ops->read_emulated(addr, mc->data + mc->end, n, ctxt->vcpu); + rc = ops->read_emulated(addr, mc->data + mc->end, n, &err, + ctxt->vcpu); + if (rc == X86EMUL_PROPAGATE_FAULT) + kvm_inject_page_fault(ctxt->vcpu, addr, err); if (rc != X86EMUL_CONTINUE) return rc; mc->end += n; @@ -1789,6 +1793,7 @@ static inline int writeback(struct x86_emulate_ctxt *ctxt, { int rc; struct decode_cache *c = &ctxt->decode; + u32 err; switch (c->dst.type) { case OP_REG: @@ -1817,13 +1822,18 @@ static inline int writeback(struct x86_emulate_ctxt *ctxt, &c->dst.orig_val, &c->dst.val, c->dst.bytes, + &err, ctxt->vcpu); else rc = ops->write_emulated( (unsigned long)c->dst.ptr, &c->dst.val, c->dst.bytes, + &err, ctxt->vcpu); + if (rc == X86EMUL_PROPAGATE_FAULT) + kvm_inject_page_fault(ctxt->vcpu, + (unsigned long)c->dst.ptr, err); if (rc != X86EMUL_CONTINUE) return rc; break; |