diff options
Diffstat (limited to 'hw/acpi')
| -rw-r--r-- | hw/acpi/nvdimm.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/hw/acpi/nvdimm.c b/hw/acpi/nvdimm.c index a3b25a92f3..3cbd41629d 100644 --- a/hw/acpi/nvdimm.c +++ b/hw/acpi/nvdimm.c @@ -670,7 +670,8 @@ static void nvdimm_dsm_label_size(NVDIMMDevice *nvdimm, hwaddr dsm_mem_addr) } static uint32_t nvdimm_rw_label_data_check(NVDIMMDevice *nvdimm, - uint32_t offset, uint32_t length) + uint32_t offset, uint32_t length, + bool is_write) { uint32_t ret = NVDIMM_DSM_RET_STATUS_INVALID; @@ -690,6 +691,10 @@ static uint32_t nvdimm_rw_label_data_check(NVDIMMDevice *nvdimm, return ret; } + if (is_write && nvdimm->readonly) { + return NVDIMM_DSM_RET_STATUS_UNSUPPORT; + } + return NVDIMM_DSM_RET_STATUS_SUCCESS; } @@ -713,7 +718,7 @@ static void nvdimm_dsm_get_label_data(NVDIMMDevice *nvdimm, NvdimmDsmIn *in, get_label_data->length); status = nvdimm_rw_label_data_check(nvdimm, get_label_data->offset, - get_label_data->length); + get_label_data->length, false); if (status != NVDIMM_DSM_RET_STATUS_SUCCESS) { nvdimm_dsm_no_payload(status, dsm_mem_addr); return; @@ -752,7 +757,7 @@ static void nvdimm_dsm_set_label_data(NVDIMMDevice *nvdimm, NvdimmDsmIn *in, set_label_data->length); status = nvdimm_rw_label_data_check(nvdimm, set_label_data->offset, - set_label_data->length); + set_label_data->length, true); if (status != NVDIMM_DSM_RET_STATUS_SUCCESS) { nvdimm_dsm_no_payload(status, dsm_mem_addr); return; |