STRUCT SMM_VARIABLE_PAYLOAD_SIZE(9)

✨ NAME ✨

struct smm_variable_payload_size — okay so this is the little struct you use to get the max allowed payload used in StMM 💅 like, that's its whole job and it eats every time.

🦋 SYNOPSIS 🦋

struct smm_variable_payload_size {
    size_t size;
 };

🎀 Members 🎀

• size — the size to fill in, bestie. that's it, that's the field 🫶

🔥 SEE ALSO 🔥

Kernel file ./drivers/firmware/efi/stmm/mm_communication.h and the rest of the squad, no cap:

• struct efi_mm_communicate_header(9)
• struct smm_variable_communicate_header(9)
• struct smm_variable_access(9)
• struct smm_variable_getnext(9)
• struct smm_variable_query_info(9)
• struct var_check_property(9)
• struct smm_variable_var_check_property(9)

and that's the whole page, bestie ✨ this iconic lil entry lives at ./drivers/firmware/efi/stmm and it's dated October 2026 — Kernel API Manual represent 👑💖