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始和结束。这个函数是 NVMe 驱动中实现用户空间与驱动之间交互的关键部分。 n...
nvme_discovery_log -> int nvme_get_log -> nvme_get_log13 -> .opcode = nvme_admin_get_log_page -> return ioctl(fd, ioctl_cmd, cmd) -> 管理命令: nvme_admin_get_log_page = 0x02 enum nvme_admin_opcode nvme管理命令 -> linux/nvme.h nvme_submit_admin_passthru ioctl(fd, NVME_IOCTL...
nvme-admin-passthru <device> [--opcode=<opcode> | -O <opcode>] [--flags=<flags> | -f <flags>] [-rsvd=<rsvd> | -R <rsvd>] [--namespace-id=<nsid> | -n <nsid>] [--cdw2=<cdw2> | -2 <cdw2>] [--cdw3=<cdw3> | -3 <cdw3>] [--cdw10=<cdw10> | -4 <cdw10...
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...
usr/share/man/man2/nbft_control.2.gz /usr/share/man/man2/nbft_control_flags.2.gz /usr/share/man/man2/nbft_desc_type.2.gz /usr/share/man/man2/nbft_discovery.2.gz /usr/share/man/man2/nbft_discovery_flags.2.gz /usr/share/man/man2/nbft_header.2.gz /usr/share/man/man2/...
struct nvme_passthru_cmd admin_cmd; const struct argconfig_commandline_options command_line_options[] = { { NULL, '\0', NULL, CFG_NONE, NULL, no_argument, desc }, @@ -2899,7 +2900,7 @@ static int wdc_clear_assert_dump(int argc, char **argv, struct command *command, ret = ...
Refactor and improve the passthru, io-passthru and admin-passthru result printing based on the command opcode and type by using the cmd_to_string. Signed-off-by: Gollu Appalanaidu <anaidu.gollu@samsung.com> 1 parent 24949de commit 6f4cc6e ...
flush_workqueue_prep_pwqs+0x110/0x110 [ 1110.867648] nvme_execute_passthru_rq+0x1a6/0x270 [nvme_core] [ 1110.874069] nvme_submit_user_cmd+0x1d8/0x250 [nvme_core] [ 1110.880097] nvme_user_cmd+0x138/0x1b0 [nvme_core] [ 1110.885448] blkdev_ioctl+0x151/0x290 [ 1110.889537] ? security...
struct nvme_passthru_cmd *cmd) { return ioctl(fd, ioctl_cmd, cmd); } int nvme_submit_admin_passthru(int fd, struct nvme_passthru_cmd *cmd) { return ioctl(fd, NVME_IOCTL_ADMIN_CMD, cmd); } int nvme_submit_io_passthru(int fd, struct nvme_passthru_cmd *cmd) ...
struct nvme_nvm_setbbtbl cmd = { .opcode = nvme_nvm_admin_set_bb_tbl, .nsid = cpu_to_le32(1), .ppa = cpu_to_le64(ppa.ppa), .nlb = cpu_to_le16(0), .value = value, }; void *tmp = &cmd; struct nvme_passthru_cmd *nvme_cmd = tmp; ...