tee_client_invoke_func(9)

💅 tee_client_invoke_func(9) 💅

okay bestie, welcome to the Kernel API Manual page for tee_client_invoke_func(9) — yes, that’s the manual name, and yes, we’re getting into Trusted Application territory ✨

🌸 NAME 🌸

tee_client_invoke_func — Invoke a function in a Trusted Application 💖

✨ SYNOPSIS ✨

int tee_client_invoke_func (struct tee_context *ctx , struct
tee_ioctl_invoke_arg *arg , struct tee_param *param );

🎀 ARGUMENTS 🎀

• ctx — the TEE Context, periodt.
• arg — the invoke arguments; see the description of struct tee_ioctl_invoke_arg for the details 👀
• param — parameters passed to the Trusted Application 🫶

💅 DESCRIPTION 💅

Okay so here’s the result vibe check: it returns < 0 on error. If it’s not an error, see arg->ret for the result — that’s where the answer is chilling 💖

🦋 SEE ALSO 🦋

• Kernel file ./include/linux/tee_drv.h
• struct tee_context(9)
• struct tee_shm(9)
• tee_shm_alloc_kernel_buf(9)
• tee_shm_register_kernel_buf(9)
• tee_shm_register_fd(9)
• tee_shm_free(9)
• tee_shm_get_va(9)
• tee_shm_get_pa(9)
• tee_shm_get_size(9)
• tee_shm_get_pages(9)
• tee_shm_get_page_offset(9)
• tee_client_open_context(9)
• tee_client_close_context(9)
• tee_client_get_version(9)
• tee_client_open_session(9)
• tee_client_close_session(9)
• tee_client_system_session(9)
• tee_client_cancel_req(9)
• struct tee_client_device(9)
• struct tee_client_driver(9)

okay that’s the whole page, bestie 💖 it’s from ./include/linux, dated October 2026, and it’s the tee_client_invoke_func(9) manual entry — byeee! 🫶✨