mei_vt_support_check(9)

💅 mei_vt_support_check(9) — Kernel API Manual 💅

✨ NAME ✨

mei_vt_support_check — check if client support vtags. That’s the whole main character mission, bestie. 💖

📜 SYNOPSIS 📜

int mei_vt_support_check (struct mei_device *dev , const uuid_le *uuid
       );

🎀 ARGUMENTS 🎀

• dev — mei_device. The device in question, obvi.
• uuid — client UUID. Gotta know which client we’re checking, iykyk.

🦋 DESCRIPTION 🦋

Okay so real talk: Locking: called under dev->device_lock lock. That’s the vibe check here — no extra lore, no secret side quest. 🔒✨

🌈 RETURN 🌈

• 0 — supported. Slay. ✅
• -ENOTTY — no such client. Not found, bestie. 😭
• -EOPNOTSUPP — vtags are not supported by client. It’s giving “no vtags for you.” 💀

👑 SEE ALSO 👑

Go peek at the kernel file ./drivers/misc/mei/main.c, plus these iconic besties: mei_open(9), mei_cl_vtag_remove_by_fp(9), mei_release(9), mei_read(9), mei_cl_vtag_by_fp(9), mei_write(9), mei_ioctl_connect_client(9), mei_ioctl_connect_vtag(9), mei_ioctl_client_notify_request(9), mei_ioctl_client_notify_get(9), mei_ioctl(9), mei_poll(9), mei_cl_is_write_queued(9), mei_fsync(9), mei_fasync(9), trc_show(9), fw_status_show(9), hbm_ver_show(9), hbm_ver_drv_show(9), fw_ver_show(9), dev_state_show(9), mei_set_devstate(9), kind_show(9), mei_minor_get(9), mei_minor_free(9). Periodt. 💅🔥

xoxo, your kernel bestie 💖 — source/version ./drivers/misc/mei, date October 2026; mei_vt_support_check(9) out. 🫶🎀