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sys/dev/hyperv/vmbus/hv_hv.c
| Show First 20 Lines • Show All 202 Lines • ▼ Show 20 Lines | hv_vmbus_init(void) | ||||
| hypercall_msr.as_uint64_t = 0; | hypercall_msr.as_uint64_t = 0; | ||||
| hypercall_msr.as_uint64_t = rdmsr(HV_X64_MSR_HYPERCALL); | hypercall_msr.as_uint64_t = rdmsr(HV_X64_MSR_HYPERCALL); | ||||
| if (!hypercall_msr.u.enable) | if (!hypercall_msr.u.enable) | ||||
| goto cleanup; | goto cleanup; | ||||
| hv_vmbus_g_context.hypercall_page = virt_addr; | hv_vmbus_g_context.hypercall_page = virt_addr; | ||||
| hv_et_init(); | |||||
| return (0); | return (0); | ||||
| cleanup: | cleanup: | ||||
| if (virt_addr != NULL) { | if (virt_addr != NULL) { | ||||
| if (hypercall_msr.u.enable) { | if (hypercall_msr.u.enable) { | ||||
| hypercall_msr.as_uint64_t = 0; | hypercall_msr.as_uint64_t = 0; | ||||
| wrmsr(HV_X64_MSR_HYPERCALL, | wrmsr(HV_X64_MSR_HYPERCALL, | ||||
| hypercall_msr.as_uint64_t); | hypercall_msr.as_uint64_t); | ||||
| ▲ Show 20 Lines • Show All 229 Lines • Show Last 20 Lines | |||||