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[PATCH v5 25/26] nvme: remove redundant NvmeCmd pointer parameter


From: Klaus Jensen
Subject: [PATCH v5 25/26] nvme: remove redundant NvmeCmd pointer parameter
Date: Tue, 4 Feb 2020 10:52:07 +0100

The command struct is available in the NvmeRequest that we generally
pass around anyway.

Signed-off-by: Klaus Jensen <address@hidden>
---
 hw/block/nvme.c | 198 ++++++++++++++++++++++++------------------------
 1 file changed, 98 insertions(+), 100 deletions(-)

diff --git a/hw/block/nvme.c b/hw/block/nvme.c
index bdef53a590b0..5fe2e2fe1fa9 100644
--- a/hw/block/nvme.c
+++ b/hw/block/nvme.c
@@ -566,16 +566,18 @@ unmap:
 }
 
 static uint16_t nvme_dma(NvmeCtrl *n, uint8_t *ptr, uint32_t len,
-    NvmeCmd *cmd, DMADirection dir, NvmeRequest *req)
+    DMADirection dir, NvmeRequest *req)
 {
     uint16_t status = NVME_SUCCESS;
     size_t bytes;
+    uint64_t prp1, prp2;
 
-    switch (NVME_CMD_FLAGS_PSDT(cmd->flags)) {
+    switch (NVME_CMD_FLAGS_PSDT(req->cmd.flags)) {
     case PSDT_PRP:
-        status = nvme_map_prp(n, &req->qsg, &req->iov,
-            le64_to_cpu(cmd->dptr.prp.prp1), le64_to_cpu(cmd->dptr.prp.prp2),
-            len, req);
+        prp1 = le64_to_cpu(req->cmd.dptr.prp.prp1);
+        prp2 = le64_to_cpu(req->cmd.dptr.prp.prp2);
+
+        status = nvme_map_prp(n, &req->qsg, &req->iov, prp1, prp2, len, req);
         if (status) {
             return status;
         }
@@ -589,7 +591,7 @@ static uint16_t nvme_dma(NvmeCtrl *n, uint8_t *ptr, 
uint32_t len,
             return NVME_INVALID_FIELD;
         }
 
-        status = nvme_map_sgl(n, &req->qsg, &req->iov, cmd->dptr.sgl, len,
+        status = nvme_map_sgl(n, &req->qsg, &req->iov, req->cmd.dptr.sgl, len,
             req);
         if (status) {
             return status;
@@ -632,20 +634,21 @@ static uint16_t nvme_dma(NvmeCtrl *n, uint8_t *ptr, 
uint32_t len,
     return status;
 }
 
-static uint16_t nvme_map(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_map(NvmeCtrl *n, NvmeRequest *req)
 {
     uint32_t len = req->nlb << nvme_ns_lbads(req->ns);
     uint64_t prp1, prp2;
 
-    switch (NVME_CMD_FLAGS_PSDT(cmd->flags)) {
+    switch (NVME_CMD_FLAGS_PSDT(req->cmd.flags)) {
     case PSDT_PRP:
-        prp1 = le64_to_cpu(cmd->dptr.prp.prp1);
-        prp2 = le64_to_cpu(cmd->dptr.prp.prp2);
+        prp1 = le64_to_cpu(req->cmd.dptr.prp.prp1);
+        prp2 = le64_to_cpu(req->cmd.dptr.prp.prp2);
 
         return nvme_map_prp(n, &req->qsg, &req->iov, prp1, prp2, len, req);
     case PSDT_SGL_MPTR_CONTIGUOUS:
     case PSDT_SGL_MPTR_SGL:
-        return nvme_map_sgl(n, &req->qsg, &req->iov, cmd->dptr.sgl, len, req);
+        return nvme_map_sgl(n, &req->qsg, &req->iov, req->cmd.dptr.sgl, len,
+            req);
     default:
         return NVME_INVALID_FIELD;
     }
@@ -1024,7 +1027,7 @@ static void nvme_aio_cb(void *opaque, int ret)
     nvme_aio_destroy(aio);
 }
 
-static uint16_t nvme_flush(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_flush(NvmeCtrl *n, NvmeRequest *req)
 {
     NvmeNamespace *ns = req->ns;
     NvmeAIO *aio = g_new0(NvmeAIO, 1);
@@ -1040,12 +1043,12 @@ static uint16_t nvme_flush(NvmeCtrl *n, NvmeCmd *cmd, 
NvmeRequest *req)
     return NVME_NO_COMPLETE;
 }
 
-static uint16_t nvme_write_zeros(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_write_zeros(NvmeCtrl *n, NvmeRequest *req)
 {
     NvmeAIO *aio;
 
     NvmeNamespace *ns = req->ns;
-    NvmeRwCmd *rw = (NvmeRwCmd *) cmd;
+    NvmeRwCmd *rw = (NvmeRwCmd *) &req->cmd;
 
     int64_t offset;
     size_t count;
@@ -1081,9 +1084,9 @@ static uint16_t nvme_write_zeros(NvmeCtrl *n, NvmeCmd 
*cmd, NvmeRequest *req)
     return NVME_NO_COMPLETE;
 }
 
-static uint16_t nvme_rw(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_rw(NvmeCtrl *n, NvmeRequest *req)
 {
-    NvmeRwCmd *rw = (NvmeRwCmd *) cmd;
+    NvmeRwCmd *rw = (NvmeRwCmd *) &req->cmd;
     NvmeNamespace *ns = req->ns;
     int status;
 
@@ -1103,7 +1106,7 @@ static uint16_t nvme_rw(NvmeCtrl *n, NvmeCmd *cmd, 
NvmeRequest *req)
         return status;
     }
 
-    status = nvme_map(n, cmd, req);
+    status = nvme_map(n, req);
     if (status) {
         block_acct_invalid(blk_get_stats(ns->blk), acct);
         return status;
@@ -1115,12 +1118,12 @@ static uint16_t nvme_rw(NvmeCtrl *n, NvmeCmd *cmd, 
NvmeRequest *req)
     return NVME_NO_COMPLETE;
 }
 
-static uint16_t nvme_io_cmd(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_io_cmd(NvmeCtrl *n, NvmeRequest *req)
 {
-    uint32_t nsid = le32_to_cpu(cmd->nsid);
+    uint32_t nsid = le32_to_cpu(req->cmd.nsid);
 
     trace_nvme_dev_io_cmd(nvme_cid(req), nsid, le16_to_cpu(req->sq->sqid),
-        cmd->opcode);
+        req->cmd.opcode);
 
     req->ns = nvme_ns(n, nsid);
 
@@ -1128,16 +1131,16 @@ static uint16_t nvme_io_cmd(NvmeCtrl *n, NvmeCmd *cmd, 
NvmeRequest *req)
         return nvme_nsid_err(n, nsid);
     }
 
-    switch (cmd->opcode) {
+    switch (req->cmd.opcode) {
     case NVME_CMD_FLUSH:
-        return nvme_flush(n, cmd, req);
+        return nvme_flush(n, req);
     case NVME_CMD_WRITE_ZEROS:
-        return nvme_write_zeros(n, cmd, req);
+        return nvme_write_zeros(n, req);
     case NVME_CMD_WRITE:
     case NVME_CMD_READ:
-        return nvme_rw(n, cmd, req);
+        return nvme_rw(n, req);
     default:
-        trace_nvme_dev_err_invalid_opc(cmd->opcode);
+        trace_nvme_dev_err_invalid_opc(req->cmd.opcode);
         return NVME_INVALID_OPCODE | NVME_DNR;
     }
 }
@@ -1153,10 +1156,10 @@ static void nvme_free_sq(NvmeSQueue *sq, NvmeCtrl *n)
     }
 }
 
-static uint16_t nvme_del_sq(NvmeCtrl *n, NvmeCmd *cmd)
+static uint16_t nvme_del_sq(NvmeCtrl *n, NvmeRequest *req)
 {
-    NvmeDeleteQ *c = (NvmeDeleteQ *)cmd;
-    NvmeRequest *req, *next;
+    NvmeDeleteQ *c = (NvmeDeleteQ *) &req->cmd;
+    NvmeRequest *next;
     NvmeSQueue *sq;
     NvmeCQueue *cq;
     NvmeAIO *aio;
@@ -1224,10 +1227,10 @@ static void nvme_init_sq(NvmeSQueue *sq, NvmeCtrl *n, 
uint64_t dma_addr,
     n->sq[sqid] = sq;
 }
 
-static uint16_t nvme_create_sq(NvmeCtrl *n, NvmeCmd *cmd)
+static uint16_t nvme_create_sq(NvmeCtrl *n, NvmeRequest *req)
 {
     NvmeSQueue *sq;
-    NvmeCreateSq *c = (NvmeCreateSq *)cmd;
+    NvmeCreateSq *c = (NvmeCreateSq *) &req->cmd;
 
     uint16_t cqid = le16_to_cpu(c->cqid);
     uint16_t sqid = le16_to_cpu(c->sqid);
@@ -1262,10 +1265,10 @@ static uint16_t nvme_create_sq(NvmeCtrl *n, NvmeCmd 
*cmd)
     return NVME_SUCCESS;
 }
 
-static uint16_t nvme_smart_info(NvmeCtrl *n, NvmeCmd *cmd, uint8_t rae,
-    uint32_t buf_len, uint64_t off, NvmeRequest *req)
+static uint16_t nvme_smart_info(NvmeCtrl *n, uint8_t rae, uint32_t buf_len,
+    uint64_t off, NvmeRequest *req)
 {
-    uint32_t nsid = le32_to_cpu(cmd->nsid);
+    uint32_t nsid = le32_to_cpu(req->cmd.nsid);
 
     uint32_t trans_len;
     time_t current_ms;
@@ -1320,12 +1323,12 @@ static uint16_t nvme_smart_info(NvmeCtrl *n, NvmeCmd 
*cmd, uint8_t rae,
         nvme_clear_events(n, NVME_AER_TYPE_SMART);
     }
 
-    return nvme_dma(n, (uint8_t *) &smart + off, trans_len, cmd,
+    return nvme_dma(n, (uint8_t *) &smart + off, trans_len,
         DMA_DIRECTION_FROM_DEVICE, req);
 }
 
-static uint16_t nvme_fw_log_info(NvmeCtrl *n, NvmeCmd *cmd, uint32_t buf_len,
-    uint64_t off, NvmeRequest *req)
+static uint16_t nvme_fw_log_info(NvmeCtrl *n, uint32_t buf_len, uint64_t off,
+    NvmeRequest *req)
 {
     uint32_t trans_len;
     NvmeFwSlotInfoLog fw_log;
@@ -1338,16 +1341,16 @@ static uint16_t nvme_fw_log_info(NvmeCtrl *n, NvmeCmd 
*cmd, uint32_t buf_len,
 
     trans_len = MIN(sizeof(fw_log) - off, buf_len);
 
-    return nvme_dma(n, (uint8_t *) &fw_log + off, trans_len, cmd,
+    return nvme_dma(n, (uint8_t *) &fw_log + off, trans_len,
         DMA_DIRECTION_FROM_DEVICE, req);
 }
 
-static uint16_t nvme_get_log(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_get_log(NvmeCtrl *n, NvmeRequest *req)
 {
-    uint32_t dw10 = le32_to_cpu(cmd->cdw10);
-    uint32_t dw11 = le32_to_cpu(cmd->cdw11);
-    uint32_t dw12 = le32_to_cpu(cmd->cdw12);
-    uint32_t dw13 = le32_to_cpu(cmd->cdw13);
+    uint32_t dw10 = le32_to_cpu(req->cmd.cdw10);
+    uint32_t dw11 = le32_to_cpu(req->cmd.cdw11);
+    uint32_t dw12 = le32_to_cpu(req->cmd.cdw12);
+    uint32_t dw13 = le32_to_cpu(req->cmd.cdw13);
     uint8_t  lid = dw10 & 0xff;
     uint8_t  lsp = (dw10 >> 8) & 0xf;
     uint8_t  rae = (dw10 >> 15) & 0x1;
@@ -1387,9 +1390,9 @@ static uint16_t nvme_get_log(NvmeCtrl *n, NvmeCmd *cmd, 
NvmeRequest *req)
 
         return NVME_SUCCESS;
     case NVME_LOG_SMART_INFO:
-        return nvme_smart_info(n, cmd, rae, len, off, req);
+        return nvme_smart_info(n, rae, len, off, req);
     case NVME_LOG_FW_SLOT_INFO:
-        return nvme_fw_log_info(n, cmd, len, off, req);
+        return nvme_fw_log_info(n, len, off, req);
     default:
         trace_nvme_dev_err_invalid_log_page(nvme_cid(req), lid);
         return NVME_INVALID_FIELD | NVME_DNR;
@@ -1407,9 +1410,9 @@ static void nvme_free_cq(NvmeCQueue *cq, NvmeCtrl *n)
     }
 }
 
-static uint16_t nvme_del_cq(NvmeCtrl *n, NvmeCmd *cmd)
+static uint16_t nvme_del_cq(NvmeCtrl *n, NvmeRequest *req)
 {
-    NvmeDeleteQ *c = (NvmeDeleteQ *)cmd;
+    NvmeDeleteQ *c = (NvmeDeleteQ *) &req->cmd;
     NvmeCQueue *cq;
     uint16_t qid = le16_to_cpu(c->qid);
 
@@ -1447,10 +1450,10 @@ static void nvme_init_cq(NvmeCQueue *cq, NvmeCtrl *n, 
uint64_t dma_addr,
     cq->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, nvme_post_cqes, cq);
 }
 
-static uint16_t nvme_create_cq(NvmeCtrl *n, NvmeCmd *cmd)
+static uint16_t nvme_create_cq(NvmeCtrl *n, NvmeRequest *req)
 {
     NvmeCQueue *cq;
-    NvmeCreateCq *c = (NvmeCreateCq *)cmd;
+    NvmeCreateCq *c = (NvmeCreateCq *) &req->cmd;
     uint16_t cqid = le16_to_cpu(c->cqid);
     uint16_t vector = le16_to_cpu(c->irq_vector);
     uint16_t qsize = le16_to_cpu(c->qsize);
@@ -1489,18 +1492,18 @@ static uint16_t nvme_create_cq(NvmeCtrl *n, NvmeCmd 
*cmd)
     return NVME_SUCCESS;
 }
 
-static uint16_t nvme_identify_ctrl(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_identify_ctrl(NvmeCtrl *n, NvmeRequest *req)
 {
     trace_nvme_dev_identify_ctrl();
 
-    return nvme_dma(n, (uint8_t *) &n->id_ctrl, sizeof(n->id_ctrl), cmd,
+    return nvme_dma(n, (uint8_t *) &n->id_ctrl, sizeof(n->id_ctrl),
         DMA_DIRECTION_FROM_DEVICE, req);
 }
 
-static uint16_t nvme_identify_ns(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_identify_ns(NvmeCtrl *n, NvmeRequest *req)
 {
     NvmeIdNs *id_ns, inactive = { 0 };
-    uint32_t nsid = le32_to_cpu(cmd->nsid);
+    uint32_t nsid = le32_to_cpu(req->cmd.nsid);
     NvmeNamespace *ns = nvme_ns(n, nsid);
 
     trace_nvme_dev_identify_ns(nsid);
@@ -1517,15 +1520,14 @@ static uint16_t nvme_identify_ns(NvmeCtrl *n, NvmeCmd 
*cmd, NvmeRequest *req)
         id_ns = &ns->id_ns;
     }
 
-    return nvme_dma(n, (uint8_t *) id_ns, sizeof(NvmeIdNs), cmd,
+    return nvme_dma(n, (uint8_t *) id_ns, sizeof(NvmeIdNs),
         DMA_DIRECTION_FROM_DEVICE, req);
 }
 
-static uint16_t nvme_identify_ns_list(NvmeCtrl *n, NvmeCmd *cmd,
-    NvmeRequest *req)
+static uint16_t nvme_identify_ns_list(NvmeCtrl *n, NvmeRequest *req)
 {
     static const int data_len = 4 * KiB;
-    uint32_t min_nsid = le32_to_cpu(cmd->nsid);
+    uint32_t min_nsid = le32_to_cpu(req->cmd.nsid);
     uint32_t *list;
     uint16_t ret;
     int i, j = 0;
@@ -1542,14 +1544,13 @@ static uint16_t nvme_identify_ns_list(NvmeCtrl *n, 
NvmeCmd *cmd,
             break;
         }
     }
-    ret = nvme_dma(n, (uint8_t *) list, data_len, cmd,
+    ret = nvme_dma(n, (uint8_t *) list, data_len,
         DMA_DIRECTION_FROM_DEVICE, req);
     g_free(list);
     return ret;
 }
 
-static uint16_t nvme_identify_ns_descr_list(NvmeCtrl *n, NvmeCmd *cmd,
-    NvmeRequest *req)
+static uint16_t nvme_identify_ns_descr_list(NvmeCtrl *n, NvmeRequest *req)
 {
     static const int len = 4096;
 
@@ -1560,7 +1561,7 @@ static uint16_t nvme_identify_ns_descr_list(NvmeCtrl *n, 
NvmeCmd *cmd,
         uint8_t nid[16];
     };
 
-    uint32_t nsid = le32_to_cpu(cmd->nsid);
+    uint32_t nsid = le32_to_cpu(req->cmd.nsid);
 
     struct ns_descr *list;
     uint16_t ret;
@@ -1582,34 +1583,33 @@ static uint16_t nvme_identify_ns_descr_list(NvmeCtrl 
*n, NvmeCmd *cmd,
     list->nidl = 0x10;
     *(uint32_t *) &list->nid[12] = cpu_to_be32(nsid);
 
-    ret = nvme_dma(n, (uint8_t *) list, len, cmd, DMA_DIRECTION_FROM_DEVICE,
-        req);
+    ret = nvme_dma(n, (uint8_t *) list, len, DMA_DIRECTION_FROM_DEVICE, req);
     g_free(list);
     return ret;
 }
 
-static uint16_t nvme_identify(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_identify(NvmeCtrl *n, NvmeRequest *req)
 {
-    NvmeIdentify *c = (NvmeIdentify *)cmd;
+    NvmeIdentify *c = (NvmeIdentify *) &req->cmd;
 
     switch (le32_to_cpu(c->cns)) {
     case 0x00:
-        return nvme_identify_ns(n, cmd, req);
+        return nvme_identify_ns(n, req);
     case 0x01:
-        return nvme_identify_ctrl(n, cmd, req);
+        return nvme_identify_ctrl(n, req);
     case 0x02:
-        return nvme_identify_ns_list(n, cmd, req);
+        return nvme_identify_ns_list(n, req);
     case 0x03:
-        return nvme_identify_ns_descr_list(n, cmd, req);
+        return nvme_identify_ns_descr_list(n, req);
     default:
         trace_nvme_dev_err_invalid_identify_cns(le32_to_cpu(c->cns));
         return NVME_INVALID_FIELD | NVME_DNR;
     }
 }
 
-static uint16_t nvme_abort(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_abort(NvmeCtrl *n, NvmeRequest *req)
 {
-    uint16_t sqid = le32_to_cpu(cmd->cdw10) & 0xffff;
+    uint16_t sqid = le32_to_cpu(req->cmd.cdw10) & 0xffff;
 
     req->cqe.result = 1;
     if (nvme_check_sqid(n, sqid)) {
@@ -1659,19 +1659,18 @@ static inline uint64_t nvme_get_timestamp(const 
NvmeCtrl *n)
     return cpu_to_le64(ts.all);
 }
 
-static uint16_t nvme_get_feature_timestamp(NvmeCtrl *n, NvmeCmd *cmd,
-    NvmeRequest *req)
+static uint16_t nvme_get_feature_timestamp(NvmeCtrl *n, NvmeRequest *req)
 {
     uint64_t timestamp = nvme_get_timestamp(n);
 
-    return nvme_dma(n, (uint8_t *)&timestamp, sizeof(timestamp), cmd,
+    return nvme_dma(n, (uint8_t *)&timestamp, sizeof(timestamp),
         DMA_DIRECTION_FROM_DEVICE, req);
 }
 
-static uint16_t nvme_get_feature(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_get_feature(NvmeCtrl *n, NvmeRequest *req)
 {
-    uint32_t dw10 = le32_to_cpu(cmd->cdw10);
-    uint32_t dw11 = le32_to_cpu(cmd->cdw11);
+    uint32_t dw10 = le32_to_cpu(req->cmd.cdw10);
+    uint32_t dw11 = le32_to_cpu(req->cmd.cdw11);
     uint32_t result;
 
     trace_nvme_dev_getfeat(nvme_cid(req), dw10);
@@ -1717,7 +1716,7 @@ static uint16_t nvme_get_feature(NvmeCtrl *n, NvmeCmd 
*cmd, NvmeRequest *req)
         trace_nvme_dev_getfeat_numq(result);
         break;
     case NVME_TIMESTAMP:
-        return nvme_get_feature_timestamp(n, cmd, req);
+        return nvme_get_feature_timestamp(n, req);
     case NVME_INTERRUPT_COALESCING:
         result = cpu_to_le32(n->features.int_coalescing);
         break;
@@ -1743,13 +1742,12 @@ static uint16_t nvme_get_feature(NvmeCtrl *n, NvmeCmd 
*cmd, NvmeRequest *req)
     return NVME_SUCCESS;
 }
 
-static uint16_t nvme_set_feature_timestamp(NvmeCtrl *n, NvmeCmd *cmd,
-    NvmeRequest *req)
+static uint16_t nvme_set_feature_timestamp(NvmeCtrl *n, NvmeRequest *req)
 {
     uint16_t ret;
     uint64_t timestamp;
 
-    ret = nvme_dma(n, (uint8_t *) &timestamp, sizeof(timestamp), cmd,
+    ret = nvme_dma(n, (uint8_t *) &timestamp, sizeof(timestamp),
         DMA_DIRECTION_TO_DEVICE, req);
     if (ret != NVME_SUCCESS) {
         return ret;
@@ -1760,12 +1758,12 @@ static uint16_t nvme_set_feature_timestamp(NvmeCtrl *n, 
NvmeCmd *cmd,
     return NVME_SUCCESS;
 }
 
-static uint16_t nvme_set_feature(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_set_feature(NvmeCtrl *n, NvmeRequest *req)
 {
     NvmeNamespace *ns;
 
-    uint32_t dw10 = le32_to_cpu(cmd->cdw10);
-    uint32_t dw11 = le32_to_cpu(cmd->cdw11);
+    uint32_t dw10 = le32_to_cpu(req->cmd.cdw10);
+    uint32_t dw11 = le32_to_cpu(req->cmd.cdw11);
 
     trace_nvme_dev_setfeat(nvme_cid(req), dw10, dw11);
 
@@ -1824,7 +1822,7 @@ static uint16_t nvme_set_feature(NvmeCtrl *n, NvmeCmd 
*cmd, NvmeRequest *req)
             ((n->params.num_queues - 2) << 16));
         break;
     case NVME_TIMESTAMP:
-        return nvme_set_feature_timestamp(n, cmd, req);
+        return nvme_set_feature_timestamp(n, req);
     case NVME_ASYNCHRONOUS_EVENT_CONF:
         n->features.async_config = dw11;
         break;
@@ -1843,7 +1841,7 @@ static uint16_t nvme_set_feature(NvmeCtrl *n, NvmeCmd 
*cmd, NvmeRequest *req)
     return NVME_SUCCESS;
 }
 
-static uint16_t nvme_aer(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_aer(NvmeCtrl *n, NvmeRequest *req)
 {
     trace_nvme_dev_aer(nvme_cid(req));
 
@@ -1862,31 +1860,31 @@ static uint16_t nvme_aer(NvmeCtrl *n, NvmeCmd *cmd, 
NvmeRequest *req)
     return NVME_NO_COMPLETE;
 }
 
-static uint16_t nvme_admin_cmd(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req)
+static uint16_t nvme_admin_cmd(NvmeCtrl *n, NvmeRequest *req)
 {
-    switch (cmd->opcode) {
+    switch (req->cmd.opcode) {
     case NVME_ADM_CMD_DELETE_SQ:
-        return nvme_del_sq(n, cmd);
+        return nvme_del_sq(n, req);
     case NVME_ADM_CMD_CREATE_SQ:
-        return nvme_create_sq(n, cmd);
+        return nvme_create_sq(n, req);
     case NVME_ADM_CMD_GET_LOG_PAGE:
-        return nvme_get_log(n, cmd, req);
+        return nvme_get_log(n, req);
     case NVME_ADM_CMD_DELETE_CQ:
-        return nvme_del_cq(n, cmd);
+        return nvme_del_cq(n, req);
     case NVME_ADM_CMD_CREATE_CQ:
-        return nvme_create_cq(n, cmd);
+        return nvme_create_cq(n, req);
     case NVME_ADM_CMD_IDENTIFY:
-        return nvme_identify(n, cmd, req);
+        return nvme_identify(n, req);
     case NVME_ADM_CMD_ABORT:
-        return nvme_abort(n, cmd, req);
+        return nvme_abort(n, req);
     case NVME_ADM_CMD_SET_FEATURES:
-        return nvme_set_feature(n, cmd, req);
+        return nvme_set_feature(n, req);
     case NVME_ADM_CMD_GET_FEATURES:
-        return nvme_get_feature(n, cmd, req);
+        return nvme_get_feature(n, req);
     case NVME_ADM_CMD_ASYNC_EV_REQ:
-        return nvme_aer(n, cmd, req);
+        return nvme_aer(n, req);
     default:
-        trace_nvme_dev_err_invalid_admin_opc(cmd->opcode);
+        trace_nvme_dev_err_invalid_admin_opc(req->cmd.opcode);
         return NVME_INVALID_OPCODE | NVME_DNR;
     }
 }
@@ -1919,8 +1917,8 @@ static void nvme_process_sq(void *opaque)
         req->cqe.cid = cmd.cid;
         memcpy(&req->cmd, &cmd, sizeof(NvmeCmd));
 
-        status = sq->sqid ? nvme_io_cmd(n, &cmd, req) :
-            nvme_admin_cmd(n, &cmd, req);
+        status = sq->sqid ? nvme_io_cmd(n, req) :
+            nvme_admin_cmd(n, req);
         if (status != NVME_NO_COMPLETE) {
             req->status = status;
             nvme_enqueue_req_completion(cq, req);
-- 
2.25.0




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