@@ -31,6 +31,7 @@ typedef struct NvmeNamespace {
int64_t size;
NvmeIdNs id_ns;
const uint32_t *iocs;
+ uint8_t csi;
NvmeNamespaceParams params;
@@ -84,6 +84,7 @@ enum NvmeCapMask {
enum NvmeCapCss {
NVME_CAP_CSS_NVM = 1 << 0,
+ NVME_CAP_CSS_CSI_SUPP = 1 << 6,
NVME_CAP_CSS_ADMIN_ONLY = 1 << 7,
};
@@ -117,9 +118,25 @@ enum NvmeCcMask {
enum NvmeCcCss {
NVME_CC_CSS_NVM = 0x0,
+ NVME_CC_CSS_CSI = 0x6,
NVME_CC_CSS_ADMIN_ONLY = 0x7,
};
+#define NVME_SET_CC_EN(cc, val) \
+ (cc |= (uint32_t)((val) & CC_EN_MASK) << CC_EN_SHIFT)
+#define NVME_SET_CC_CSS(cc, val) \
+ (cc |= (uint32_t)((val) & CC_CSS_MASK) << CC_CSS_SHIFT)
+#define NVME_SET_CC_MPS(cc, val) \
+ (cc |= (uint32_t)((val) & CC_MPS_MASK) << CC_MPS_SHIFT)
+#define NVME_SET_CC_AMS(cc, val) \
+ (cc |= (uint32_t)((val) & CC_AMS_MASK) << CC_AMS_SHIFT)
+#define NVME_SET_CC_SHN(cc, val) \
+ (cc |= (uint32_t)((val) & CC_SHN_MASK) << CC_SHN_SHIFT)
+#define NVME_SET_CC_IOSQES(cc, val) \
+ (cc |= (uint32_t)((val) & CC_IOSQES_MASK) << CC_IOSQES_SHIFT)
+#define NVME_SET_CC_IOCQES(cc, val) \
+ (cc |= (uint32_t)((val) & CC_IOCQES_MASK) << CC_IOCQES_SHIFT)
+
enum NvmeCstsShift {
CSTS_RDY_SHIFT = 0,
CSTS_CFS_SHIFT = 1,
@@ -534,8 +551,13 @@ typedef struct QEMU_PACKED NvmeIdentify {
uint64_t rsvd2[2];
uint64_t prp1;
uint64_t prp2;
- uint32_t cns;
- uint32_t rsvd11[5];
+ uint8_t cns;
+ uint8_t rsvd10;
+ uint16_t ctrlid;
+ uint16_t nvmsetid;
+ uint8_t rsvd11;
+ uint8_t csi;
+ uint32_t rsvd12[4];
} NvmeIdentify;
typedef struct QEMU_PACKED NvmeRwCmd {
@@ -656,6 +678,7 @@ enum NvmeStatusCodes {
NVME_SGL_DESCR_TYPE_INVALID = 0x0011,
NVME_INVALID_USE_OF_CMB = 0x0012,
NVME_INVALID_PRP_OFFSET = 0x0013,
+ NVME_CMD_SET_CMB_REJECTED = 0x002b,
NVME_LBA_RANGE = 0x0080,
NVME_CAP_EXCEEDED = 0x0081,
NVME_NS_NOT_READY = 0x0082,
@@ -783,11 +806,15 @@ typedef struct QEMU_PACKED NvmePSD {
#define NVME_IDENTIFY_DATA_SIZE 4096
-enum {
- NVME_ID_CNS_NS = 0x0,
- NVME_ID_CNS_CTRL = 0x1,
- NVME_ID_CNS_NS_ACTIVE_LIST = 0x2,
- NVME_ID_CNS_NS_DESCR_LIST = 0x3,
+enum NvmeIdCns {
+ NVME_ID_CNS_NS = 0x00,
+ NVME_ID_CNS_CTRL = 0x01,
+ NVME_ID_CNS_NS_ACTIVE_LIST = 0x02,
+ NVME_ID_CNS_NS_DESCR_LIST = 0x03,
+ NVME_ID_CNS_CS_NS = 0x05,
+ NVME_ID_CNS_CS_CTRL = 0x06,
+ NVME_ID_CNS_CS_NS_ACTIVE_LIST = 0x07,
+ NVME_ID_CNS_IO_COMMAND_SET = 0x1c,
};
typedef struct QEMU_PACKED NvmeIdCtrl {
@@ -938,6 +965,7 @@ enum NvmeFeatureIds {
NVME_WRITE_ATOMICITY = 0xa,
NVME_ASYNCHRONOUS_EVENT_CONF = 0xb,
NVME_TIMESTAMP = 0xe,
+ NVME_COMMAND_SET_PROFILE = 0x19,
NVME_SOFTWARE_PROGRESS_MARKER = 0x80,
NVME_FID_MAX = 0x100,
};
@@ -1027,18 +1055,26 @@ typedef struct QEMU_PACKED NvmeIdNsDescr {
uint8_t rsvd2[2];
} NvmeIdNsDescr;
-enum {
- NVME_NIDT_EUI64_LEN = 8,
- NVME_NIDT_NGUID_LEN = 16,
- NVME_NIDT_UUID_LEN = 16,
+enum NvmeNsIdentifierLength {
+ NVME_NIDL_EUI64 = 8,
+ NVME_NIDL_NGUID = 16,
+ NVME_NIDL_UUID = 16,
+ NVME_NIDL_CSI = 1,
};
enum NvmeNsIdentifierType {
- NVME_NIDT_EUI64 = 0x1,
- NVME_NIDT_NGUID = 0x2,
- NVME_NIDT_UUID = 0x3,
+ NVME_NIDT_EUI64 = 0x01,
+ NVME_NIDT_NGUID = 0x02,
+ NVME_NIDT_UUID = 0x03,
+ NVME_NIDT_CSI = 0x04,
};
+enum NvmeCsi {
+ NVME_CSI_NVM = 0x00,
+};
+
+#define NVME_SET_CSI(vec, csi) (vec |= (uint8_t)(1 << (csi)))
+
/*Deallocate Logical Block Features*/
#define NVME_ID_NS_DLFEAT_GUARD_CRC(dlfeat) ((dlfeat) & 0x10)
#define NVME_ID_NS_DLFEAT_WRITE_ZEROES(dlfeat) ((dlfeat) & 0x08)
@@ -43,6 +43,8 @@ static int nvme_ns_init(NvmeNamespace *ns, Error **errp)
id_ns->nsze = cpu_to_le64(nvme_ns_nlbas(ns));
+ ns->csi = NVME_CSI_NVM;
+
/* no thin provisioning */
id_ns->ncap = id_ns->nsze;
id_ns->nuse = id_ns->ncap;
@@ -1488,7 +1488,7 @@ static uint16_t nvme_error_info(NvmeCtrl *n, uint8_t rae, uint32_t buf_len,
DMA_DIRECTION_FROM_DEVICE, req);
}
-static uint16_t nvme_cmd_effects(NvmeCtrl *n, uint32_t buf_len,
+static uint16_t nvme_cmd_effects(NvmeCtrl *n, uint8_t csi, uint32_t buf_len,
uint64_t off, NvmeRequest *req)
{
NvmeEffectsLog log = {};
@@ -1503,8 +1503,15 @@ static uint16_t nvme_cmd_effects(NvmeCtrl *n, uint32_t buf_len,
switch (NVME_CC_CSS(n->bar.cc)) {
case NVME_CC_CSS_NVM:
src_iocs = nvme_cse_iocs_nvm;
+ /* fall through */
case NVME_CC_CSS_ADMIN_ONLY:
break;
+ case NVME_CC_CSS_CSI:
+ switch (csi) {
+ case NVME_CSI_NVM:
+ src_iocs = nvme_cse_iocs_nvm;
+ break;
+ }
}
memcpy(log.acs, nvme_cse_acs, sizeof(nvme_cse_acs));
@@ -1530,6 +1537,7 @@ static uint16_t nvme_get_log(NvmeCtrl *n, NvmeRequest *req)
uint8_t lid = dw10 & 0xff;
uint8_t lsp = (dw10 >> 8) & 0xf;
uint8_t rae = (dw10 >> 15) & 0x1;
+ uint8_t csi = le32_to_cpu(cmd->cdw14) >> 24;
uint32_t numdl, numdu;
uint64_t off, lpol, lpou;
size_t len;
@@ -1563,7 +1571,7 @@ static uint16_t nvme_get_log(NvmeCtrl *n, NvmeRequest *req)
case NVME_LOG_FW_SLOT_INFO:
return nvme_fw_log_info(n, len, off, req);
case NVME_LOG_CMD_EFFECTS:
- return nvme_cmd_effects(n, len, off, req);
+ return nvme_cmd_effects(n, csi, len, off, req);
default:
trace_pci_nvme_err_invalid_log_page(nvme_cid(req), lid);
return NVME_INVALID_FIELD | NVME_DNR;
@@ -1677,6 +1685,13 @@ static uint16_t nvme_create_cq(NvmeCtrl *n, NvmeRequest *req)
return NVME_SUCCESS;
}
+static uint16_t nvme_rpt_empty_id_struct(NvmeCtrl *n, NvmeRequest *req)
+{
+ uint8_t id[NVME_IDENTIFY_DATA_SIZE] = {};
+
+ return nvme_dma(n, id, sizeof(id), DMA_DIRECTION_FROM_DEVICE, req);
+}
+
static uint16_t nvme_identify_ctrl(NvmeCtrl *n, NvmeRequest *req)
{
trace_pci_nvme_identify_ctrl();
@@ -1685,11 +1700,23 @@ static uint16_t nvme_identify_ctrl(NvmeCtrl *n, NvmeRequest *req)
DMA_DIRECTION_FROM_DEVICE, req);
}
+static uint16_t nvme_identify_ctrl_csi(NvmeCtrl *n, NvmeRequest *req)
+{
+ NvmeIdentify *c = (NvmeIdentify *)&req->cmd;
+
+ trace_pci_nvme_identify_ctrl_csi(c->csi);
+
+ if (c->csi == NVME_CSI_NVM) {
+ return nvme_rpt_empty_id_struct(n, req);
+ }
+
+ return NVME_INVALID_FIELD | NVME_DNR;
+}
+
static uint16_t nvme_identify_ns(NvmeCtrl *n, NvmeRequest *req)
{
NvmeNamespace *ns;
NvmeIdentify *c = (NvmeIdentify *)&req->cmd;
- NvmeIdNs *id_ns, inactive = { 0 };
uint32_t nsid = le32_to_cpu(c->nsid);
trace_pci_nvme_identify_ns(nsid);
@@ -1700,23 +1727,46 @@ static uint16_t nvme_identify_ns(NvmeCtrl *n, NvmeRequest *req)
ns = nvme_ns(n, nsid);
if (unlikely(!ns)) {
- id_ns = &inactive;
- } else {
- id_ns = &ns->id_ns;
+ return nvme_rpt_empty_id_struct(n, req);
}
- return nvme_dma(n, (uint8_t *)id_ns, sizeof(NvmeIdNs),
+ return nvme_dma(n, (uint8_t *)&ns->id_ns, sizeof(NvmeIdNs),
DMA_DIRECTION_FROM_DEVICE, req);
}
+static uint16_t nvme_identify_ns_csi(NvmeCtrl *n, NvmeRequest *req)
+{
+ NvmeNamespace *ns;
+ NvmeIdentify *c = (NvmeIdentify *)&req->cmd;
+ uint32_t nsid = le32_to_cpu(c->nsid);
+
+ trace_pci_nvme_identify_ns_csi(nsid, c->csi);
+
+ if (!nvme_nsid_valid(n, nsid) || nsid == NVME_NSID_BROADCAST) {
+ return NVME_INVALID_NSID | NVME_DNR;
+ }
+
+ ns = nvme_ns(n, nsid);
+ if (unlikely(!ns)) {
+ return nvme_rpt_empty_id_struct(n, req);
+ }
+
+ if (c->csi == NVME_CSI_NVM) {
+ return nvme_rpt_empty_id_struct(n, req);
+ }
+
+ return NVME_INVALID_FIELD | NVME_DNR;
+}
+
static uint16_t nvme_identify_nslist(NvmeCtrl *n, NvmeRequest *req)
{
+ NvmeNamespace *ns;
NvmeIdentify *c = (NvmeIdentify *)&req->cmd;
- static const int data_len = NVME_IDENTIFY_DATA_SIZE;
uint32_t min_nsid = le32_to_cpu(c->nsid);
- uint32_t *list;
- uint16_t ret;
- int j = 0;
+ uint8_t list[NVME_IDENTIFY_DATA_SIZE] = {};
+ static const int data_len = sizeof(list);
+ uint32_t *list_ptr = (uint32_t *)list;
+ int i, j = 0;
trace_pci_nvme_identify_nslist(min_nsid);
@@ -1730,20 +1780,61 @@ static uint16_t nvme_identify_nslist(NvmeCtrl *n, NvmeRequest *req)
return NVME_INVALID_NSID | NVME_DNR;
}
- list = g_malloc0(data_len);
- for (int i = 1; i <= n->num_namespaces; i++) {
- if (i <= min_nsid || !nvme_ns(n, i)) {
+ for (i = 1; i <= n->num_namespaces; i++) {
+ ns = nvme_ns(n, i);
+ if (!ns) {
continue;
}
- list[j++] = cpu_to_le32(i);
+ if (ns->params.nsid <= min_nsid) {
+ continue;
+ }
+ list_ptr[j++] = cpu_to_le32(ns->params.nsid);
if (j == data_len / sizeof(uint32_t)) {
break;
}
}
- ret = nvme_dma(n, (uint8_t *)list, data_len, DMA_DIRECTION_FROM_DEVICE,
- req);
- g_free(list);
- return ret;
+
+ return nvme_dma(n, list, data_len, DMA_DIRECTION_FROM_DEVICE, req);
+}
+
+static uint16_t nvme_identify_nslist_csi(NvmeCtrl *n, NvmeRequest *req)
+{
+ NvmeNamespace *ns;
+ NvmeIdentify *c = (NvmeIdentify *)&req->cmd;
+ uint32_t min_nsid = le32_to_cpu(c->nsid);
+ uint8_t list[NVME_IDENTIFY_DATA_SIZE] = {};
+ static const int data_len = sizeof(list);
+ uint32_t *list_ptr = (uint32_t *)list;
+ int i, j = 0;
+
+ trace_pci_nvme_identify_nslist_csi(min_nsid, c->csi);
+
+ /*
+ * Same as in nvme_identify_nslist(), 0xffffffff/0xfffffffe are invalid.
+ */
+ if (min_nsid >= NVME_NSID_BROADCAST - 1) {
+ return NVME_INVALID_NSID | NVME_DNR;
+ }
+
+ if (c->csi != NVME_CSI_NVM) {
+ return NVME_INVALID_FIELD | NVME_DNR;
+ }
+
+ for (i = 1; i <= n->num_namespaces; i++) {
+ ns = nvme_ns(n, i);
+ if (!ns) {
+ continue;
+ }
+ if (ns->params.nsid <= min_nsid) {
+ continue;
+ }
+ list_ptr[j++] = cpu_to_le32(ns->params.nsid);
+ if (j == data_len / sizeof(uint32_t)) {
+ break;
+ }
+ }
+
+ return nvme_dma(n, list, data_len, DMA_DIRECTION_FROM_DEVICE, req);
}
static uint16_t nvme_identify_ns_descr_list(NvmeCtrl *n, NvmeRequest *req)
@@ -1751,13 +1842,17 @@ static uint16_t nvme_identify_ns_descr_list(NvmeCtrl *n, NvmeRequest *req)
NvmeNamespace *ns;
NvmeIdentify *c = (NvmeIdentify *)&req->cmd;
uint32_t nsid = le32_to_cpu(c->nsid);
- uint8_t list[NVME_IDENTIFY_DATA_SIZE];
+ uint8_t list[NVME_IDENTIFY_DATA_SIZE] = {};
struct data {
struct {
NvmeIdNsDescr hdr;
- uint8_t v[16];
+ uint8_t v[NVME_NIDL_UUID];
} uuid;
+ struct {
+ NvmeIdNsDescr hdr;
+ uint8_t v;
+ } csi;
};
struct data *ns_descrs = (struct data *)list;
@@ -1773,19 +1868,31 @@ static uint16_t nvme_identify_ns_descr_list(NvmeCtrl *n, NvmeRequest *req)
return NVME_INVALID_FIELD | NVME_DNR;
}
- memset(list, 0x0, sizeof(list));
-
/*
* Because the NGUID and EUI64 fields are 0 in the Identify Namespace data
* structure, a Namespace UUID (nidt = 0x3) must be reported in the
* Namespace Identification Descriptor. Add the namespace UUID here.
*/
ns_descrs->uuid.hdr.nidt = NVME_NIDT_UUID;
- ns_descrs->uuid.hdr.nidl = NVME_NIDT_UUID_LEN;
- memcpy(&ns_descrs->uuid.v, ns->params.uuid.data, NVME_NIDT_UUID_LEN);
+ ns_descrs->uuid.hdr.nidl = NVME_NIDL_UUID;
+ memcpy(&ns_descrs->uuid.v, ns->params.uuid.data, NVME_NIDL_UUID);
- return nvme_dma(n, list, NVME_IDENTIFY_DATA_SIZE,
- DMA_DIRECTION_FROM_DEVICE, req);
+ ns_descrs->csi.hdr.nidt = NVME_NIDT_CSI;
+ ns_descrs->csi.hdr.nidl = NVME_NIDL_CSI;
+ ns_descrs->csi.v = ns->csi;
+
+ return nvme_dma(n, list, sizeof(list), DMA_DIRECTION_FROM_DEVICE, req);
+}
+
+static uint16_t nvme_identify_cmd_set(NvmeCtrl *n, NvmeRequest *req)
+{
+ uint8_t list[NVME_IDENTIFY_DATA_SIZE] = {};
+ static const int data_len = sizeof(list);
+
+ trace_pci_nvme_identify_cmd_set();
+
+ NVME_SET_CSI(*list, NVME_CSI_NVM);
+ return nvme_dma(n, list, data_len, DMA_DIRECTION_FROM_DEVICE, req);
}
static uint16_t nvme_identify(NvmeCtrl *n, NvmeRequest *req)
@@ -1795,12 +1902,20 @@ static uint16_t nvme_identify(NvmeCtrl *n, NvmeRequest *req)
switch (le32_to_cpu(c->cns)) {
case NVME_ID_CNS_NS:
return nvme_identify_ns(n, req);
+ case NVME_ID_CNS_CS_NS:
+ return nvme_identify_ns_csi(n, req);
case NVME_ID_CNS_CTRL:
return nvme_identify_ctrl(n, req);
+ case NVME_ID_CNS_CS_CTRL:
+ return nvme_identify_ctrl_csi(n, req);
case NVME_ID_CNS_NS_ACTIVE_LIST:
return nvme_identify_nslist(n, req);
+ case NVME_ID_CNS_CS_NS_ACTIVE_LIST:
+ return nvme_identify_nslist_csi(n, req);
case NVME_ID_CNS_NS_DESCR_LIST:
return nvme_identify_ns_descr_list(n, req);
+ case NVME_ID_CNS_IO_COMMAND_SET:
+ return nvme_identify_cmd_set(n, req);
default:
trace_pci_nvme_err_invalid_identify_cns(le32_to_cpu(c->cns));
return NVME_INVALID_FIELD | NVME_DNR;
@@ -1994,7 +2109,9 @@ defaults:
if (iv == n->admin_cq.vector) {
result |= NVME_INTVC_NOCOALESCING;
}
-
+ break;
+ case NVME_COMMAND_SET_PROFILE:
+ result = 0;
break;
default:
result = nvme_feature_default[fid];
@@ -2156,6 +2273,12 @@ static uint16_t nvme_set_feature(NvmeCtrl *n, NvmeRequest *req)
break;
case NVME_TIMESTAMP:
return nvme_set_feature_timestamp(n, req);
+ case NVME_COMMAND_SET_PROFILE:
+ if (dw11 & 0x1ff) {
+ trace_pci_nvme_err_invalid_iocsci(dw11 & 0x1ff);
+ return NVME_CMD_SET_CMB_REJECTED | NVME_DNR;
+ }
+ break;
default:
return NVME_FEAT_NOT_CHANGEABLE | NVME_DNR;
}
@@ -2324,8 +2447,12 @@ static void nvme_select_ns_iocs(NvmeCtrl *n)
continue;
}
ns->iocs = nvme_cse_iocs_none;
- if (NVME_CC_CSS(n->bar.cc) != NVME_CC_CSS_ADMIN_ONLY) {
- ns->iocs = nvme_cse_iocs_nvm;
+ switch (ns->csi) {
+ case NVME_CSI_NVM:
+ if (NVME_CC_CSS(n->bar.cc) != NVME_CC_CSS_ADMIN_ONLY) {
+ ns->iocs = nvme_cse_iocs_nvm;
+ }
+ break;
}
}
}
@@ -3066,6 +3193,7 @@ static void nvme_init_ctrl(NvmeCtrl *n, PCIDevice *pci_dev)
NVME_CAP_SET_CQR(n->bar.cap, 1);
NVME_CAP_SET_TO(n->bar.cap, 0xf);
NVME_CAP_SET_CSS(n->bar.cap, NVME_CAP_CSS_NVM);
+ NVME_CAP_SET_CSS(n->bar.cap, NVME_CAP_CSS_CSI_SUPP);
NVME_CAP_SET_CSS(n->bar.cap, NVME_CAP_CSS_ADMIN_ONLY);
NVME_CAP_SET_MPSMAX(n->bar.cap, 4);
@@ -52,8 +52,12 @@ pci_nvme_create_cq(uint64_t addr, uint16_t cqid, uint16_t vector, uint16_t size,
pci_nvme_del_sq(uint16_t qid) "deleting submission queue sqid=%"PRIu16""
pci_nvme_del_cq(uint16_t cqid) "deleted completion queue, cqid=%"PRIu16""
pci_nvme_identify_ctrl(void) "identify controller"
+pci_nvme_identify_ctrl_csi(uint8_t csi) "identify controller, csi=0x%"PRIx8""
pci_nvme_identify_ns(uint32_t ns) "nsid %"PRIu32""
+pci_nvme_identify_ns_csi(uint32_t ns, uint8_t csi) "nsid=%"PRIu32", csi=0x%"PRIx8""
pci_nvme_identify_nslist(uint32_t ns) "nsid %"PRIu32""
+pci_nvme_identify_nslist_csi(uint16_t ns, uint8_t csi) "nsid=%"PRIu16", csi=0x%"PRIx8""
+pci_nvme_identify_cmd_set(void) "identify i/o command set"
pci_nvme_identify_ns_descr_list(uint32_t ns) "nsid %"PRIu32""
pci_nvme_get_log(uint16_t cid, uint8_t lid, uint8_t lsp, uint8_t rae, uint32_t len, uint64_t off) "cid %"PRIu16" lid 0x%"PRIx8" lsp 0x%"PRIx8" rae 0x%"PRIx8" len %"PRIu32" off %"PRIu64""
pci_nvme_getfeat(uint16_t cid, uint32_t nsid, uint8_t fid, uint8_t sel, uint32_t cdw11) "cid %"PRIu16" nsid 0x%"PRIx32" fid 0x%"PRIx8" sel 0x%"PRIx8" cdw11 0x%"PRIx32""
@@ -107,6 +111,7 @@ pci_nvme_err_invalid_opc(uint8_t opc) "invalid opcode 0x%"PRIx8""
pci_nvme_err_invalid_admin_opc(uint8_t opc) "invalid admin opcode 0x%"PRIx8""
pci_nvme_err_invalid_lba_range(uint64_t start, uint64_t len, uint64_t limit) "Invalid LBA start=%"PRIu64" len=%"PRIu64" limit=%"PRIu64""
pci_nvme_err_invalid_log_page_offset(uint64_t ofs, uint64_t size) "must be <= %"PRIu64", got %"PRIu64""
+pci_nvme_err_invalid_iocsci(uint32_t idx) "unsupported command set combination index %"PRIu32""
pci_nvme_err_invalid_del_sq(uint16_t qid) "invalid submission queue deletion, sid=%"PRIu16""
pci_nvme_err_invalid_create_sq_cqid(uint16_t cqid) "failed creating submission queue, invalid cqid=%"PRIu16""
pci_nvme_err_invalid_create_sq_sqid(uint16_t sqid) "failed creating submission queue, invalid sqid=%"PRIu16""
@@ -163,6 +168,7 @@ pci_nvme_ub_db_wr_invalid_cq(uint32_t qid) "completion queue doorbell write for
pci_nvme_ub_db_wr_invalid_cqhead(uint32_t qid, uint16_t new_head) "completion queue doorbell write value beyond queue size, cqid=%"PRIu32", new_head=%"PRIu16", ignoring"
pci_nvme_ub_db_wr_invalid_sq(uint32_t qid) "submission queue doorbell write for nonexistent queue, sqid=%"PRIu32", ignoring"
pci_nvme_ub_db_wr_invalid_sqtail(uint32_t qid, uint16_t new_tail) "submission queue doorbell write value beyond queue size, sqid=%"PRIu32", new_head=%"PRIu16", ignoring"
+pci_nvme_ub_unknown_css_value(void) "unknown value in cc.css field"
# xen-block.c
xen_block_realize(const char *type, uint32_t disk, uint32_t partition) "%s d%up%u"