check_may_grow_physical(9)

💅 check_may_grow_physical(9) 💅

okay bestie, welcome to the Kernel API Manual — section 9, where the kernel girlies keep the receipts. This page is about check_may_grow_physical(9), and it’s lowkey a tiny but important callback. no cap.

🌸 NAME 🌸

check_may_grow_physical — Callback to check that we're not in recovery mode, used in vdo_prepare_to_grow_physical(). it’s giving “are we clear to grow? bestie, not while we’re in recovery mode.” periodt. 💅

✨ SYNOPSIS ✨

literally the whole signature, copy-paste energy:

void check_may_grow_physical (struct vdo_completion *completion );

🫶 ARGUMENTS 🫶

• completion — the admin completion. that’s it, that’s the argument. slay. 💖

🔥 SEE ALSO 🔥

bestie, this list is long and iconic — don’t skip a single one, fr fr:

• Kernel file: ./drivers/md/dm-vdo/dm-vdo-target.c 🌈
• free_device_config(9) 🎀
• get_version_number(9) 🎀
• parse_bool(9) 🎀
• parse_memory(9) 🎀
• parse_slab_size(9) 🎀
• process_one_thread_config_spec(9) 🎀
• parse_one_thread_config_spec(9) 🎀
• parse_thread_config_string(9) 🎀
• process_one_key_value_pair(9) 🎀
• parse_one_key_value_pair(9) 🎀
• parse_key_value_pairs(9) 🎀
• parse_optional_arguments(9) 🎀
• handle_parse_error(9) 🎀
• parse_device_config(9) 🎀
• get_thread_id_for_phase(9) 🎀
• advance_phase(9) 🎀
• finish_operation_callback(9) 🎀
• decode_from_super_block(9) 🎀
• decode_vdo(9) 🎀
• pre_load_callback(9) 🎀
• get_bit_array_size(9) 🎀
• grow_bit_array(9) 🎀
• allocate_instance(9) 🎀
• grow_layout(9) 🎀
• validate_new_device_config(9) 🎀
• write_super_block_for_suspend(9) 🎀
• suspend_callback(9) 🎀
• was_new(9) 🎀
• requires_repair(9) 🎀
• get_load_type(9) 🎀
• load_callback(9) 🎀
• handle_load_error(9) 🎀
• write_super_block_for_resume(9) 🎀
• resume_callback(9) 🎀
• grow_logical_callback(9) 🎀
• handle_logical_growth_error(9) 🎀
• perform_grow_logical(9) 🎀
• copy_partition(9) 🎀
• grow_physical_callback(9) 🎀
• handle_physical_growth_error(9) 🎀
• perform_grow_physical(9) 🎀
• apply_new_vdo_configuration(9) 🎀

xoxo, sourced from ./drivers/md/dm-vdo — October 2026, periodt 🫶💖