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-rw-r--r--plugins/zns/zns.c923
-rw-r--r--plugins/zns/zns.h30
2 files changed, 953 insertions, 0 deletions
diff --git a/plugins/zns/zns.c b/plugins/zns/zns.c
new file mode 100644
index 0000000..7f6f52e
--- /dev/null
+++ b/plugins/zns/zns.c
@@ -0,0 +1,923 @@
+#include <fcntl.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <inttypes.h>
+#include <linux/fs.h>
+#include <sys/stat.h>
+
+#include "nvme.h"
+#include "nvme-ioctl.h"
+#include "nvme-print.h"
+#include "nvme-status.h"
+
+#define CREATE_CMD
+#include "zns.h"
+
+static const char *namespace_id = "Namespace identifier to use";
+
+static int id_ctrl(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "Send an ZNS specific Identify Controller command to "\
+ "the given device and report information about the specified "\
+ "controller in various formats.";
+
+ enum nvme_print_flags flags;
+ struct nvme_zns_id_ctrl ctrl;
+ int fd, err = -1;
+
+ struct config {
+ char *output_format;
+ };
+
+ struct config cfg = {
+ .output_format = "normal",
+ };
+
+ OPT_ARGS(opts) = {
+ OPT_FMT("output-format", 'o', &cfg.output_format, output_format),
+ OPT_END()
+ };
+
+ fd = parse_and_open(argc, argv, desc, opts);
+ if (fd < 0)
+ return errno;
+
+ err = flags = validate_output_format(cfg.output_format);
+ if (flags < 0)
+ goto close_fd;
+
+ err = nvme_zns_identify_ctrl(fd, &ctrl);
+ if (!err)
+ nvme_show_zns_id_ctrl(&ctrl, flags);
+ else if (err > 0)
+ nvme_show_status(err);
+ else
+ perror("zns identify controller");
+close_fd:
+ close(fd);
+ return nvme_status_to_errno(err, false);
+}
+
+static int id_ns(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "Send an ZNS specific Identify Namespace command to "\
+ "the given device and report information about the specified "\
+ "namespace in varios formats.";
+ const char *vendor_specific = "dump binary vendor fields";
+ const char *human_readable = "show identify in readable format";
+
+ enum nvme_print_flags flags;
+ struct nvme_zns_id_ns ns;
+ struct nvme_id_ns id_ns;
+ int fd, err = -1;
+
+ struct config {
+ char *output_format;
+ __u32 namespace_id;
+ int human_readable;
+ int vendor_specific;
+ };
+
+ struct config cfg = {
+ .output_format = "normal",
+ };
+
+ OPT_ARGS(opts) = {
+ OPT_UINT("namespace-id", 'n', &cfg.namespace_id, namespace_id),
+ OPT_FLAG("vendor-specific", 'v', &cfg.vendor_specific, vendor_specific),
+ OPT_FMT("output-format", 'o', &cfg.output_format, output_format),
+ OPT_FLAG("human-readable", 'H', &cfg.human_readable, human_readable),
+ OPT_END()
+ };
+
+ fd = parse_and_open(argc, argv, desc, opts);
+ if (fd < 0)
+ return errno;
+
+ flags = validate_output_format(cfg.output_format);
+ if (flags < 0)
+ goto close_fd;
+ if (cfg.vendor_specific)
+ flags |= VS;
+ if (cfg.human_readable)
+ flags |= VERBOSE;
+
+ if (!cfg.namespace_id) {
+ err = cfg.namespace_id = nvme_get_nsid(fd);
+ if (err < 0) {
+ perror("get-namespace-id");
+ goto close_fd;
+ }
+ }
+
+ err = nvme_identify_ns(fd, cfg.namespace_id, false, &id_ns);
+ if (err) {
+ nvme_show_status(err);
+ goto close_fd;
+ }
+
+ err = nvme_zns_identify_ns(fd, cfg.namespace_id, &ns);
+ if (!err)
+ nvme_show_zns_id_ns(&ns, &id_ns, flags);
+ else if (err > 0)
+ nvme_show_status(err);
+ else
+ perror("zns identify namespace");
+close_fd:
+ close(fd);
+ return nvme_status_to_errno(err, false);
+}
+
+static int __zns_mgmt_send(int fd, __u32 namespace_id, __u64 zslba,
+ bool select_all, enum nvme_zns_send_action zsa, __u32 data_len, void *buf)
+{
+ int err;
+
+ err = nvme_zns_mgmt_send(fd, namespace_id, zslba, select_all, zsa,
+ data_len, buf);
+ close(fd);
+ return err;
+}
+
+static int zns_mgmt_send(int argc, char **argv, struct command *cmd, struct plugin *plugin,
+ const char *desc, enum nvme_zns_send_action zsa)
+{
+ const char *zslba = "starting LBA of the zone for this command";
+ const char *select_all = "send command to all zones";
+
+ int err, fd;
+ char *command;
+
+ struct config {
+ __u64 zslba;
+ __u32 namespace_id;
+ bool select_all;
+ };
+
+ struct config cfg = {
+ };
+
+ OPT_ARGS(opts) = {
+ OPT_UINT("namespace-id", 'n', &cfg.namespace_id, namespace_id),
+ OPT_SUFFIX("start-lba", 's', &cfg.zslba, zslba),
+ OPT_FLAG("select-all", 'a', &cfg.select_all, select_all),
+ OPT_END()
+ };
+
+ err = fd = parse_and_open(argc, argv, desc, opts);
+ if (fd < 0)
+ return errno;
+
+ err = asprintf(&command, "%s-%s", plugin->name, cmd->name);
+ if (err < 0)
+ goto close_fd;
+
+ if (!cfg.namespace_id) {
+ err = cfg.namespace_id = nvme_get_nsid(fd);
+ if (err < 0) {
+ perror("get-namespace-id");
+ goto free;
+ }
+ }
+
+ err = __zns_mgmt_send(fd, cfg.namespace_id, cfg.zslba,
+ cfg.select_all, zsa, 0, NULL);
+ if (!err)
+ printf("%s: Success, action:%d zone:%"PRIx64" all:%d nsid:%d\n",
+ command, zsa, (uint64_t)cfg.zslba, (int)cfg.select_all,
+ cfg.namespace_id);
+ else if (err > 0)
+ nvme_show_status(err);
+ else
+ perror(desc);
+free:
+ free(command);
+close_fd:
+ close(fd);
+ return nvme_status_to_errno(err, false);
+}
+
+static int get_zdes_bytes(int fd, __u32 nsid)
+{
+ struct nvme_zns_id_ns ns;
+ struct nvme_id_ns id_ns;
+ __u8 lbaf;
+ int err;
+
+ err = nvme_identify_ns(fd, nsid, false, &id_ns);
+ if (err > 0){
+ nvme_show_status(err);
+ return err;
+ }
+ else if (err < 0){
+ perror("identify namespace");
+ return err;
+ }
+
+ err = nvme_zns_identify_ns(fd, nsid, &ns);
+ if (err > 0){
+ nvme_show_status(err);
+ return err;
+ }
+ else if (err < 0){
+ perror("zns identify namespace");
+ return err;
+ }
+
+ lbaf = id_ns.flbas & NVME_NS_FLBAS_LBA_MASK;
+ return ns.lbafe[lbaf].zdes << 6;
+}
+
+static int zone_mgmt_send(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "Zone Management Send";
+ const char *zslba = "starting LBA of the zone for this command";
+ const char *select_all = "send command to all zones";
+ const char *zsa = "zone send action";
+ const char *data_len = "buffer length if data required";
+ const char *data = "optional file for data (default stdin)";
+
+ int fd, ffd = STDIN_FILENO, err = -1;
+ void *buf = NULL;
+
+ struct config {
+ __u64 zslba;
+ __u32 namespace_id;
+ bool select_all;
+ __u8 zsa;
+ int data_len;
+ char *file;
+ };
+
+ struct config cfg = {
+ };
+
+ OPT_ARGS(opts) = {
+ OPT_UINT("namespace-id", 'n', &cfg.namespace_id, namespace_id),
+ OPT_SUFFIX("start-lba", 's', &cfg.zslba, zslba),
+ OPT_FLAG("select-all", 'a', &cfg.select_all, select_all),
+ OPT_BYTE("zsa", 'z', &cfg.zsa, zsa),
+ OPT_UINT("data-len", 'l', &cfg.data_len, data_len),
+ OPT_FILE("data", 'd', &cfg.file, data),
+ OPT_END()
+ };
+
+ fd = parse_and_open(argc, argv, desc, opts);
+ if (fd < 0)
+ return errno;
+
+ if (!cfg.namespace_id) {
+ err = cfg.namespace_id = nvme_get_nsid(fd);
+ if (err < 0) {
+ perror("get-namespace-id");
+ goto close_fd;
+ }
+ }
+
+ if (!cfg.zsa) {
+ fprintf(stderr, "zone send action must be specified\n");
+ err = -EINVAL;
+ goto close_fd;
+ }
+
+ if (cfg.zsa == NVME_ZNS_ZSA_SET_DESC_EXT) {
+ if(!cfg.data_len) {
+ cfg.data_len = get_zdes_bytes(fd, cfg.namespace_id);
+ if (cfg.data_len == 0) {
+ fprintf(stderr,
+ "Zone Descriptor Extensions are not supported\n");
+ goto close_fd;
+ } else if (cfg.data_len < 0) {
+ err = cfg.data_len;
+ goto close_fd;
+ }
+ }
+ if (posix_memalign(&buf, getpagesize(), cfg.data_len)) {
+ fprintf(stderr, "can not allocate feature payload\n");
+ goto close_fd;
+ }
+ memset(buf, 0, cfg.data_len);
+
+ if (cfg.file) {
+ ffd = open(cfg.file, O_RDONLY);
+ if (ffd < 0) {
+ perror(cfg.file);
+ goto free;
+ }
+ }
+
+ err = read(ffd, (void *)buf, cfg.data_len);
+ if (err < 0) {
+ perror("read");
+ goto close_ffd;
+ }
+ } else {
+ if (cfg.file || cfg.data_len) {
+ fprintf(stderr,
+ "data, data_len only valid with set extended descriptor\n");
+ err = -EINVAL;
+ goto close_fd;
+ }
+ }
+
+ err = __zns_mgmt_send(fd, cfg.namespace_id, cfg.zslba, cfg.select_all,
+ cfg.zsa, cfg.data_len, buf);
+ if (!err)
+ printf("zone-mgmt-send: Success, action:%d zone:%"PRIx64" "
+ "all:%d nsid:%d\n",
+ cfg.zsa, (uint64_t)cfg.zslba, (int)cfg.select_all,
+ cfg.namespace_id);
+ else if (err > 0)
+ nvme_show_status(err);
+ else
+ perror("zns zone-mgmt-send");
+
+close_ffd:
+ if (cfg.file)
+ close(ffd);
+free:
+ free(buf);
+close_fd:
+ close(fd);
+ return nvme_status_to_errno(err, false);
+}
+
+static int close_zone(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "Close zones\n";
+
+ return zns_mgmt_send(argc, argv, cmd, plugin, desc, NVME_ZNS_ZSA_CLOSE);
+}
+
+static int finish_zone(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "Finish zones\n";
+
+ return zns_mgmt_send(argc, argv, cmd, plugin, desc, NVME_ZNS_ZSA_FINISH);
+}
+
+static int open_zone(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "Open zones\n";
+
+ return zns_mgmt_send(argc, argv, cmd, plugin, desc, NVME_ZNS_ZSA_OPEN);
+}
+
+static int reset_zone(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "Reset zones\n";
+
+ return zns_mgmt_send(argc, argv, cmd, plugin, desc, NVME_ZNS_ZSA_RESET);
+}
+
+static int offline_zone(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "Offline zones\n";
+
+ return zns_mgmt_send(argc, argv, cmd, plugin, desc, NVME_ZNS_ZSA_OFFLINE);
+}
+
+static int set_zone_desc(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "Set Zone Descriptor Extension\n";
+ const char *zslba = "starting LBA of the zone for this command";
+ const char *data = "optional file for zone extention data (default stdin)";
+
+ int fd, ffd = STDIN_FILENO, err;
+ void *buf = NULL;
+ __u32 data_len;
+
+ struct config {
+ __u64 zslba;
+ __u32 namespace_id;
+ char *file;
+ };
+
+ struct config cfg = {
+ };
+
+ OPT_ARGS(opts) = {
+ OPT_UINT("namespace-id", 'n', &cfg.namespace_id, namespace_id),
+ OPT_SUFFIX("start-lba", 's', &cfg.zslba, zslba),
+ OPT_FILE("data", 'd', &cfg.file, data),
+ OPT_END()
+ };
+
+ fd = parse_and_open(argc, argv, desc, opts);
+ if (fd < 0)
+ return errno;
+
+ if (!cfg.namespace_id) {
+ err = cfg.namespace_id = nvme_get_nsid(fd);
+ if (err < 0) {
+ perror("get-namespace-id");
+ goto close_fd;
+ }
+ }
+
+ data_len = get_zdes_bytes(fd, cfg.namespace_id);
+
+ if (!data_len) {
+ fprintf(stderr,
+ "zone format does not provide descriptor extention\n");
+ errno = EINVAL;
+ err = -1;
+ goto close_fd;
+ }
+
+ buf = calloc(1, data_len);
+ if (!buf) {
+ perror("could not alloc memory for zone desc");
+ err = -ENOMEM;
+ goto close_fd;
+ }
+
+ if (cfg.file) {
+ ffd = open(cfg.file, O_RDONLY);
+ if (ffd < 0) {
+ perror(cfg.file);
+ err = -1;
+ goto free;
+ }
+ }
+
+ err = read(ffd, (void *)buf, data_len);
+ if (err < 0) {
+ perror("read");
+ goto close_ffd;
+ }
+
+ err = __zns_mgmt_send(fd, cfg.namespace_id, cfg.zslba, 0,
+ NVME_ZNS_ZSA_SET_DESC_EXT, data_len, buf);
+ if (!err)
+ printf("set-zone-desc: Success, zone:%"PRIx64" nsid:%d\n",
+ (uint64_t)cfg.zslba, cfg.namespace_id);
+ else if (err > 0)
+ nvme_show_status(err);
+ else
+ perror("zns set-zone-desc");
+close_ffd:
+ if (cfg.file)
+ close(ffd);
+free:
+ free(buf);
+close_fd:
+ close(fd);
+ return nvme_status_to_errno(err, false);
+}
+
+static int zone_mgmt_recv(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "Zone Management Receive";
+ const char *zslba = "starting LBA of the zone";
+ const char *zra = "Zone Receive Action";
+ const char *zrasf = "Zone Receive Action Specific Field(Reporting Options)";
+ const char *partial = "Zone Receive Action Specific Features(Partial Report)";
+ const char *data_len = "length of data in bytes";
+
+ enum nvme_print_flags flags;
+ int fd, err = -1;
+ void *data = NULL;
+
+ struct config {
+ char *output_format;
+ __u64 zslba;
+ __u32 namespace_id;
+ __u8 zra;
+ __u8 zrasf;
+ bool partial;
+ __u32 data_len;
+ };
+
+ struct config cfg = {
+ .output_format = "normal",
+ };
+
+ OPT_ARGS(opts) = {
+ OPT_FMT("output-format", 'o', &cfg.output_format, output_format),
+ OPT_UINT("namespace-id", 'n', &cfg.namespace_id, namespace_id),
+ OPT_SUFFIX("start-lba", 's', &cfg.zslba, zslba),
+ OPT_BYTE("zra", 'z', &cfg.zra, zra),
+ OPT_BYTE("zrasf", 'S', &cfg.zrasf, zrasf),
+ OPT_FLAG("partial", 'p', &cfg.partial, partial),
+ OPT_UINT("data-len", 'l', &cfg.data_len, data_len),
+ OPT_END()
+ };
+
+ fd = parse_and_open(argc, argv, desc, opts);
+ if (fd < 0)
+ return errno;
+
+ flags = validate_output_format(cfg.output_format);
+ if (flags < 0)
+ goto close_fd;
+
+ if (!cfg.namespace_id) {
+ err = cfg.namespace_id = nvme_get_nsid(fd);
+ if (err < 0) {
+ perror("get-namespace-id");
+ goto close_fd;
+ }
+ }
+
+ if (cfg.zra == NVME_ZNS_ZRA_REPORT_ZONES && !cfg.data_len) {
+ fprintf(stderr, "error: data len is needed for NVME_ZRA_ZONE_REPORT\n");
+ err = -EINVAL;
+ goto close_fd;
+ }
+ if (cfg.data_len) {
+ data = calloc(1, cfg.data_len);
+ if (!data) {
+ perror("could not alloc memory for zone mgmt receive data");
+ err = -ENOMEM;
+ goto close_fd;
+ }
+ }
+
+ err = nvme_zns_mgmt_recv(fd, cfg.namespace_id, cfg.zslba, cfg.zra,
+ cfg.zrasf, cfg.partial, cfg.data_len, data);
+ if (!err)
+ printf("zone-mgmt-recv: Success, action:%d zone:%"PRIx64" nsid:%d\n",
+ cfg.zra, (uint64_t)cfg.zslba, cfg.namespace_id);
+ else if (err > 0)
+ nvme_show_status(err);
+ else
+ perror("zns zone-mgmt-recv");
+
+ free(data);
+close_fd:
+ close(fd);
+ return nvme_status_to_errno(err, false);
+}
+
+static int report_zones(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "Retrieve the Report Zones data structure";
+ const char *zslba = "starting LBA of the zone";
+ const char *num_descs = "number of descriptors to retrieve (default: all of them)";
+ const char *state = "state of zones to list";
+ const char *ext = "set to use the extended report zones";
+ const char *part = "set to use the partial report";
+ const char *human_readable = "show report zones in readable format";
+
+ enum nvme_print_flags flags;
+ int fd, zdes = 0, err = -1;
+ __u32 report_size;
+ void *report;
+ bool huge = false;
+
+ struct config {
+ char *output_format;
+ __u64 zslba;
+ __u32 namespace_id;
+ int num_descs;
+ int state;
+ int human_readable;
+ bool extended;
+ bool partial;
+ };
+
+ struct config cfg = {
+ .output_format = "normal",
+ .num_descs = -1,
+ };
+
+ OPT_ARGS(opts) = {
+ OPT_UINT("namespace-id", 'n', &cfg.namespace_id, namespace_id),
+ OPT_SUFFIX("start-lba", 's', &cfg.zslba, zslba),
+ OPT_UINT("descs", 'd', &cfg.num_descs, num_descs),
+ OPT_UINT("state", 'S', &cfg.state, state),
+ OPT_FMT("output-format", 'o', &cfg.output_format, output_format),
+ OPT_FLAG("human-readable",'H', &cfg.human_readable, human_readable),
+ OPT_FLAG("extended", 'e', &cfg.extended, ext),
+ OPT_FLAG("partial", 'p', &cfg.partial, part),
+ OPT_END()
+ };
+
+ fd = parse_and_open(argc, argv, desc, opts);
+ if (fd < 0)
+ return errno;
+
+ flags = validate_output_format(cfg.output_format);
+ if (flags < 0)
+ goto close_fd;
+ if (cfg.human_readable)
+ flags |= VERBOSE;
+
+ if (!cfg.namespace_id) {
+ err = cfg.namespace_id = nvme_get_nsid(fd);
+ if (err < 0) {
+ perror("get-namespace-id");
+ goto close_fd;
+ }
+ }
+
+ if (cfg.extended) {
+ zdes = get_zdes_bytes(fd, cfg.namespace_id);
+ if (zdes < 0) {
+ err = zdes;
+ goto close_fd;
+ }
+ }
+
+ if (cfg.num_descs == -1) {
+ struct nvme_zone_report r;
+
+ err = nvme_zns_report_zones(fd, cfg.namespace_id, 0,
+ 0, cfg.state, 0, sizeof(r), &r);
+ if (err > 0) {
+ nvme_show_status(err);
+ goto close_fd;
+ } else if (err < 0) {
+ perror("zns report-zones");
+ goto close_fd;
+ }
+ cfg.num_descs = le64_to_cpu(r.nr_zones);
+ }
+
+ report_size = sizeof(struct nvme_zone_report) + cfg.num_descs *
+ (sizeof(struct nvme_zns_desc) + cfg.num_descs * zdes);
+
+ report = nvme_alloc(report_size, &huge);
+ if (!report) {
+ perror("alloc");
+ err = -ENOMEM;
+ goto close_fd;
+ }
+
+ err = nvme_zns_report_zones(fd, cfg.namespace_id, cfg.zslba,
+ cfg.extended, cfg.state, cfg.partial, report_size, report);
+ if (!err)
+ nvme_show_zns_report_zones(report, cfg.num_descs, zdes,
+ report_size, flags);
+ else if (err > 0)
+ nvme_show_status(err);
+ else
+ perror("zns report-zones");
+
+ nvme_free(report, huge);
+close_fd:
+ close(fd);
+ return nvme_status_to_errno(err, false);
+}
+
+static int zone_append(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "The zone append command is used to write to a zone "\
+ "using the slba of the zone, and the write will be appended from the "\
+ "write pointer of the zone";
+ const char *zslba = "starting LBA of the zone";
+ const char *data = "file containing data to write";
+ const char *metadata = "file with metadata to be written";
+ const char *limited_retry = "limit media access attempts";
+ const char *fua = "force unit access";
+ const char *prinfo = "protection information action and checks field";
+ const char *piremap = "protection information remap (for type 1 PI)";
+ const char *ref_tag = "reference tag (for end to end PI)";
+ const char *lbat = "logical block application tag (for end to end PI)";
+ const char *lbatm = "logical block application tag mask (for end to end PI)";
+ const char *metadata_size = "size of metadata in bytes";
+ const char *data_size = "size of data in bytes";
+ const char *latency = "output latency statistics";
+
+ int err = -1, fd, dfd = STDIN_FILENO, mfd = STDIN_FILENO;
+ unsigned int lba_size, meta_size;
+ void *buf = NULL, *mbuf = NULL;
+ __u16 nblocks, control = 0;
+ __u64 result;
+ struct timeval start_time, end_time;
+
+ struct nvme_id_ns ns;
+
+ struct config {
+ char *data;
+ char *metadata;
+ __u64 zslba;
+ __u64 data_size;
+ __u64 metadata_size;
+ int limited_retry;
+ int fua;
+ __u32 namespace_id;
+ __u32 ref_tag;
+ __u16 lbat;
+ __u16 lbatm;
+ __u8 prinfo;
+ int piremap;
+ int latency;
+ };
+
+ struct config cfg = {
+ };
+
+ OPT_ARGS(opts) = {
+ OPT_UINT("namespace-id", 'n', &cfg.namespace_id, namespace_id),
+ OPT_SUFFIX("zslba", 's', &cfg.zslba, zslba),
+ OPT_SUFFIX("data-size", 'z', &cfg.data_size, data_size),
+ OPT_SUFFIX("metadata-size", 'y', &cfg.metadata_size, metadata_size),
+ OPT_FILE("data", 'd', &cfg.data, data),
+ OPT_FILE("metadata", 'M', &cfg.metadata, metadata),
+ OPT_FLAG("limited-retry", 'l', &cfg.limited_retry, limited_retry),
+ OPT_FLAG("force-unit-access", 'f', &cfg.fua, fua),
+ OPT_UINT("ref-tag", 'r', &cfg.ref_tag, ref_tag),
+ OPT_SHRT("app-tag-mask", 'm', &cfg.lbatm, lbatm),
+ OPT_SHRT("app-tag", 'a', &cfg.lbat, lbat),
+ OPT_BYTE("prinfo", 'p', &cfg.prinfo, prinfo),
+ OPT_FLAG("piremap", 'P', &cfg.piremap, piremap),
+ OPT_FLAG("latency", 't', &cfg.latency, latency),
+ OPT_END()
+ };
+
+ fd = parse_and_open(argc, argv, desc, opts);
+ if (fd < 0)
+ return errno;
+
+ if (!cfg.data_size) {
+ fprintf(stderr, "Append size not provided\n");
+ errno = EINVAL;
+ goto close_fd;
+ }
+
+ if (!cfg.namespace_id) {
+ err = cfg.namespace_id = nvme_get_nsid(fd);
+ if (err < 0) {
+ perror("get-namespace-id");
+ goto close_fd;
+ }
+ }
+
+ err = nvme_identify_ns(fd, cfg.namespace_id, false, &ns);
+ if (err) {
+ nvme_show_status(err);
+ goto close_fd;
+ }
+
+ lba_size = 1 << ns.lbaf[(ns.flbas & 0x0f)].ds;
+ if (cfg.data_size & (lba_size - 1)) {
+ fprintf(stderr,
+ "Data size:%#"PRIx64" not aligned to lba size:%#x\n",
+ (uint64_t)cfg.data_size, lba_size);
+ errno = EINVAL;
+ goto close_ns;
+ }
+
+ meta_size = ns.lbaf[(ns.flbas & 0x0f)].ms;
+ if (meta_size && !(meta_size == 8 && (cfg.prinfo & 0x8)) &&
+ (!cfg.metadata_size || cfg.metadata_size % meta_size)) {
+ fprintf(stderr,
+ "Metadata size:%#"PRIx64" not aligned to metadata size:%#x\n",
+ (uint64_t)cfg.metadata_size, meta_size);
+ errno = EINVAL;
+ goto close_ns;
+ }
+
+ if (cfg.prinfo > 0xf) {
+ fprintf(stderr, "Invalid value for prinfo:%#x\n", cfg.prinfo);
+ errno = EINVAL;
+ goto close_ns;
+ }
+
+ if (cfg.data) {
+ dfd = open(cfg.data, O_RDONLY);
+ if (dfd < 0) {
+ perror(cfg.data);
+ goto close_ns;
+ }
+ }
+
+ if (posix_memalign(&buf, getpagesize(), cfg.data_size)) {
+ fprintf(stderr, "No memory for data size:%"PRIx64"\n",
+ (uint64_t)cfg.data_size);
+ goto close_dfd;
+ }
+
+ memset(buf, 0, cfg.data_size);
+ err = read(dfd, buf, cfg.data_size);
+ if (err < 0) {
+ perror("read-data");
+ goto free_data;
+ }
+
+ if (cfg.metadata) {
+ mfd = open(cfg.metadata, O_RDONLY);
+ if (mfd < 0) {
+ perror(cfg.metadata);
+ err = -1;
+ goto close_dfd;
+ }
+ }
+
+ if (cfg.metadata_size) {
+ if (posix_memalign(&mbuf, getpagesize(), meta_size)) {
+ fprintf(stderr, "No memory for metadata size:%d\n",
+ meta_size);
+ err = -1;
+ goto close_mfd;
+ }
+
+ memset(mbuf, 0, cfg.metadata_size);
+ err = read(mfd, mbuf, cfg.metadata_size);
+ if (err < 0) {
+ perror("read-metadata");
+ goto free_meta;
+ }
+ }
+
+ nblocks = (cfg.data_size / lba_size) - 1;
+ control |= (cfg.prinfo << 10);
+ if (cfg.limited_retry)
+ control |= NVME_RW_LR;
+ if (cfg.fua)
+ control |= NVME_RW_FUA;
+ if (cfg.piremap)
+ control |= NVME_RW_PIREMAP;
+
+ gettimeofday(&start_time, NULL);
+ err = nvme_zns_append(fd, cfg.namespace_id, cfg.zslba, nblocks,
+ control, cfg.ref_tag, cfg.lbat, cfg.lbatm,
+ cfg.data_size, buf, cfg.metadata_size, mbuf,
+ &result);
+ gettimeofday(&end_time, NULL);
+ if (cfg.latency)
+ printf(" latency: zone append: %llu us\n",
+ elapsed_utime(start_time, end_time));
+
+ if (!err)
+ printf("Success appended data to LBA %"PRIx64"\n", (uint64_t)result);
+ else if (err > 0)
+ nvme_show_status(err);
+ else
+ perror("zns zone-append");
+
+free_meta:
+ free(mbuf);
+close_mfd:
+ if (cfg.metadata)
+ close(mfd);
+free_data:
+ free(buf);
+close_dfd:
+ if (cfg.data)
+ close(dfd);
+close_ns:
+close_fd:
+ close(fd);
+ return nvme_status_to_errno(err, false);
+}
+
+static int changed_zone_list(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "Retrieve Changed Zone log for the given device";
+ const char *rae = "retain an asynchronous event";
+
+ struct nvme_zns_changed_zone_log log;
+ enum nvme_print_flags flags;
+ int fd, err = -1;
+
+ struct config {
+ char *output_format;
+ __u32 namespace_id;
+ bool rae;
+ };
+
+ struct config cfg = {
+ .output_format = "normal",
+ };
+
+ OPT_ARGS(opts) = {
+ OPT_UINT("namespace-id", 'n', &cfg.namespace_id, namespace_id),
+ OPT_FMT("output-format", 'o', &cfg.output_format, output_format),
+ OPT_FLAG("rae", 'r', &cfg.rae, rae),
+ OPT_END()
+ };
+
+ fd = parse_and_open(argc, argv, desc, opts);
+ if (fd < 0)
+ return errno;
+
+ flags = validate_output_format(cfg.output_format);
+ if (flags < 0)
+ goto close_fd;
+
+ if (!cfg.namespace_id) {
+ err = cfg.namespace_id = nvme_get_nsid(fd);
+ if (err < 0) {
+ perror("get-namespace-id");
+ goto close_fd;
+ }
+ }
+
+ err = nvme_get_log(fd, cfg.namespace_id, NVME_LOG_ZONE_CHANGED_LIST,
+ cfg.rae, NVME_NO_LOG_LSP, sizeof(log), &log);
+ if (!err)
+ nvme_show_zns_changed(&log, flags);
+ else if (err > 0)
+ nvme_show_status(err);
+ else
+ perror("zns changed-zone-list");
+
+close_fd:
+ close(fd);
+ return nvme_status_to_errno(err, false);
+}
diff --git a/plugins/zns/zns.h b/plugins/zns/zns.h
new file mode 100644
index 0000000..a92de69
--- /dev/null
+++ b/plugins/zns/zns.h
@@ -0,0 +1,30 @@
+#undef CMD_INC_FILE
+#define CMD_INC_FILE plugins/zns/zns
+
+#if !defined(ZNS_NVME) || defined(CMD_HEADER_MULTI_READ)
+#define ZNS_NVME
+
+#include "cmd.h"
+
+PLUGIN(NAME("zns", "Zoned Namespace Command Set"),
+ COMMAND_LIST(
+ ENTRY("id-ctrl", "Retrieve ZNS controller identification", id_ctrl)
+ ENTRY("id-ns", "Retrieve ZNS namespace identification", id_ns)
+ ENTRY("zone-mgmt-recv", "Sends the zone management receive command", zone_mgmt_recv)
+ ENTRY("zone-mgmt-send", "Sends the zone management send command", zone_mgmt_send)
+ ENTRY("report-zones", "Retrieve the Report Zones report", report_zones)
+ ENTRY("close-zone", "Closes one or more zones", close_zone)
+ ENTRY("finish-zone", "Finishes one or more zones", finish_zone)
+ ENTRY("open-zone", "Opens one or more zones", open_zone)
+ ENTRY("reset-zone", "Resets one or more zones", reset_zone)
+ ENTRY("offline-zone", "Offlines one or more zones", offline_zone)
+ ENTRY("set-zone-desc", "Attaches zone descriptor extension data", set_zone_desc)
+ ENTRY("zone-append", "Writes data and metadata (if applicable), appended to the end of the requested zone", zone_append)
+ ENTRY("changed-zone-list", "Retrieves the changed zone list log", changed_zone_list)
+ )
+);
+
+#endif
+
+#include "define_cmd.h"
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-11 23:28:32 +0000