tomoyo_env_perm(9)

💖 tomoyo_env_perm(9) 💖

okay bestie, welcome to the Kernel API Manual — this page is all about tomoyo_env_perm, and it's giving tiny permission-check energy ✨. let's get into it.

🎀 NAME 🎀

tomoyo_env_perm — checks permission for an environment variable's name. that's the whole vibe check, no cap 💅

🌸 SYNOPSIS 🌸

int tomoyo_env_perm (struct tomoyo_request_info *r , const char *env );

🦋 ARGUMENTS 🦋

• r — pointer to struct tomoyo_request_info. yes, that exact struct, bestie 🫶
• env — the name of environment variable. literally the env name we're checking 💖

✨ DESCRIPTION ✨

Returns 0 on success, negative value otherwise. so like, 0 = slay, negative = not slay 😭

Caller holds tomoyo_read_lock. that's the lock situation — caller's holding it 🔥

💜 SEE ALSO 💜

• Kernel file ./security/tomoyo/environ.c
• tomoyo_check_env_acl(9)
• tomoyo_audit_env_log(9)
• tomoyo_same_env_acl(9)
• tomoyo_write_env(9)
• tomoyo_write_misc(9)

xoxo, source/version: ./security/tomoyo — dated October 2026 🎀💖