kernfs_create_empty_dir(9)

💅 kernfs_create_empty_dir(9) 💅

okay so bestie, welcome to the Kernel API Manual — today’s main character is kernfs_create_empty_dir(9), and we’re gonna get you comfy with it. no cap. 💖

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🌸 NAME 🌸

kernfs_create_empty_dir — create an always empty directory. literally that’s the vibe: it makes a directory that is always empty, periodt. ✨

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✨ SYNOPSIS ✨

here’s the exact signature, no edits, no “fixing” it:

struct kernfs_node * kernfs_create_empty_dir (struct kernfs_node *parent
       , const char *name );

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🎀 ARGUMENTS 🎀

two lil inputs, both iconic:

• parent — the parent in which to create a new directory 🫶
• name — the name of the new directory 🏷️

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🔥 RETURN 🔥

on success you get the created node, and on failure you get an ERR_PTR value. that’s the whole vibe check, fr fr. 💀

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🦋 SEE ALSO 🦋

Kernel file ./fs/kernfs/dir.c is the spot, and here’s the whole reference squad — every single one, no skips:

• Kernel file ./fs/kernfs/dir.c
• kernfs_path_from_node_locked(9)
• kernfs_name(9)
• kernfs_path_from_node(9)
• pr_cont_kernfs_name(9)
• pr_cont_kernfs_path(9)
• kernfs_get_parent(9)
• kernfs_name_hash(9)
• kernfs_link_sibling(9)
• kernfs_unlink_sibling(9)
• kernfs_get_active(9)
• kernfs_put_active(9)
• kernfs_drain(9)
• kernfs_get(9)
• kernfs_put(9)
• kernfs_node_from_dentry(9)
• kernfs_add_one(9)
• kernfs_find_ns(9)
• kernfs_find_and_get_ns(9)
• kernfs_walk_and_get_ns(9)
• kernfs_create_root(9)
• kernfs_destroy_root(9)
• kernfs_root_to_node(9)
• kernfs_create_dir_ns(9)
• kernfs_next_descendant_post(9)
• kernfs_activate(9)
• kernfs_show(9)
• kernfs_remove(9)
• kernfs_break_active_protection(9)
• kernfs_unbreak_active_protection(9)
• kernfs_remove_self(9)
• kernfs_remove_by_name_ns(9)
• kernfs_rename_ns(9)

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mwah 💋 this page is from ./fs/kernfs, dated October 2026, and it’s all about kernfs_create_empty_dir(9). bye bestie 🫶