mnt_allow_writers(9)

💅 mnt_allow_writers(9) — Kernel API Manual 💅

okay bestie, welcome to the mnt_allow_writers(9) page from the Kernel API Manual. it's a tiny icon, but it still eats. 🫶

🌸 NAME 🌸

mnt_allow_writers — check whether the attribute change allows writers. ✨

🦋 SYNOPSIS 🦋

bool mnt_allow_writers (const struct mount_kattr *kattr , const struct mount *mnt );

🎀 ARGUMENTS 🎀

• kattr — the new mount attributes. that's the new-fit check, iykyk. 💅
• mnt — the mount to which kattr will be applied. literally the mount getting the glow-up. 🦋

🔥 DESCRIPTION 🔥

okay so the whole mission here is a vibe check: check whether thew new mount attributes in kattr allow concurrent writers. yes, thew is in the original — we keep the details, bestie 💀

⭐ RETURN ⭐

true if writers need to be held, false if not. that's it, that's the tea. 🍵

🌈 SEE ALSO 🌈

Kernel file: ./fs/namespace.c — and here's the whole group chat of related pages, no one left on read:

• mnt_get_write_access(9)
• mnt_want_write(9)
• mnt_get_write_access_file(9)
• mnt_want_write_file(9)
• mnt_put_write_access(9)
• mnt_drop_write(9)
• mnt_hold_writers(9)
• mnt_unhold_writers(9)
• __lookup_mnt(9)
• lookup_mnt(9)
• attach_mnt(9)
• vfs_create_mount(9)
• path_is_mountpoint(9)
• may_umount_tree(9)
• may_umount(9)
• clone_private_mount(9)
• attach_recursive_mnt(9)
• do_lock_mount(9)
• path_overmounted(9)
• can_move_mount_beneath(9)
• mnt_set_expiry(9)

mwah 💖 this page came from source/version ./fs, dated October 2026. go off, kernel bestie. 👑✨