nvmefw-download/dev/nvme0--fw=/path/to/firmware.bin admin-passthru 功能:发送任意管理命令到 NVMe 设备。 用例:若要发送自定义管理命令,使用以下命令: nvme admin-passthru /dev/nvme0 --opcode=0x09 --cdw10=0x1234 io-passthru 功能:发送任意 I/O 命令到 NVMe 设备。 用例:若要发送自定义 I/O ...
如果使用了元数据,调用nvme_finish_user_metadata()函数完成元数据的处理。 最后,释放映射的数据缓冲区,释放请求结构,并根据命令效果调用nvme_passthru_end()函数结束命令的效果。 总之,nvme_submit_user_cmd()函数用于从用户空间提交 NVMe 命令,执行对应的请求操作,并处理数据的映射、执行、结果获取以及命令效果的开...
nvme_passthru_end(ctrl, effects, cmd, ret) spdk_tgt处理查询日志页命令: #0 nvmf_ctrlr_get_log_page (req=0x2000070d4560) at ctrlr.c:2517 #1 0x00000000004d2dbc in nvmf_ctrlr_process_admin_cmd (req=0x2000070d4560) at ctrlr.c:3592 #2 0x00000000004d5365 in spdk_nvmf_request_exec (r...
.. -> nvme_rdma_queue_rq blk_mq_run_hw_queue blk_rq_is_poll -> false HCTX_TYPE_DEFAULT wait_for_completion_io blk_rq_unmap_user(bio) blk_mq_free_request(req) nvme_passthru_end(ctrl, effects, cmd, ret) spdk_tgt处理查询日志页命令: #0 nvmf_ctrlr_get_log_page (req=0x2000070d...
nvme admin-passthru /dev/nvme0 -o 0x9 --cdw10=0xc1 --cdw11=0x2000000 --cdw12=0x0 OP to GB 1.The decimal value of LBA is (X * 1000 * 1000 * 1000 / 512), then convert it to Hex Value. 2. Put the Hex Value to cdw11 ...
The host ecosystem for FDP is ready and the Linux kernel support is available through the IOUring_Passthru mechanism. FDP support in the regular Linux block layer path is in the final stages of development as it stands. Please refer the whitepaper for more details on the ecosystem ...
staticintnvme_user_cmd(structnvme_ctrl *ctrl,structnvme_ns *ns,structnvme_passthru_cmd __user *ucmd) {structnvme_passthru_cmd cmd;structnvme_command c; unsigned timeout=0;intstatus;if(!capable(CAP_SYS_ADMIN))return-EACCES;if(copy_from_user(&cmd, ucmd,sizeof(cmd)))return-EFAULT;if(...
admin-passthru Submit arbitrary admin command, return results io-passthru Submit an arbitrary IO command, return results security-send Submit a Security Send command, return results security-recv Submit a Security Receive command, return results ...
passthru.1.gz /usr/share/man/man1/nvme-ana-log.1.gz /usr/share/man/man1/nvme-attach-ns.1.gz /usr/share/man/man1/nvme-boot-part-log.1.gz /usr/share/man/man1/nvme-capacity-mgmt.1.gz /usr/share/man/man1/nvme-changed-ns-list-log.1.gz /usr/share/man/man1/nvme-cmdset-ind...
return nvme_submit_admin_passthru(fd, &cmd); @@ -486,7 +488,7 @@ int nvme_get_log13(int fd, __u32 nsid, __u8 log_id, __u8 lsp, void *data) { return nvme_get_log14(fd, nsid, log_id, lsp, lpo, lsi, rae, 0, data_len, data); 0, false, data_len, data); } ...