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nvme: set eds to true if controller supports 128 bit hostid #2670

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merged 1 commit into from
Jan 22, 2025
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nvme: set eds to true if controller supports 128 bit hostid #2670

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14 changes: 14 additions & 0 deletions nvme.c
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Original file line number Diff line number Diff line change
Expand Up @@ -7740,6 +7740,7 @@ static int resv_report(int argc, char **argv, struct command *cmd, struct plugin
const char *eds = "request extended data structure";

_cleanup_free_ struct nvme_resv_status *status = NULL;
_cleanup_free_ struct nvme_id_ctrl *ctrl = NULL;
_cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
nvme_print_flags_t flags;
int err, size;
Expand Down Expand Up @@ -7792,6 +7793,19 @@ static int resv_report(int argc, char **argv, struct command *cmd, struct plugin

size = (cfg.numd + 1) << 2;

ctrl = nvme_alloc(sizeof(*ctrl));
if (!ctrl)
return -ENOMEM;

err = nvme_cli_identify_ctrl(dev, ctrl);
if (err) {
nvme_show_error("identify-ctrl: %s", nvme_strerror(errno));
return -errno;
}

if (ctrl->ctratt & NVME_CTRL_CTRATT_128_ID)
cfg.eds = true;

status = nvme_alloc(size);
if (!status)
return -ENOMEM;
Expand Down
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