insert_reso...xpand_to_fit(9)

💫 insert_resource_expand_to_fit(9) 💫

okay so bestie, we're in the Kernel API Manual (section 9) and this one's literally the resource-tree glow-up function, iykyk 🎀

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🌸 NAME 🌸

insert_resource_expand_to_fit — Insert a resource into the resource tree. that's it, that's the vibe ✨

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🦋 SYNOPSIS 🦋

void insert_resource_expand_to_fit (struct resource *root , struct resource *new );

not me just handing you the signature on a little platter, no cap 💅

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🍓 ARGUMENTS 🍓

• root — the root resource descriptor, aka the main character of the tree 👑
• new — the new resource you're inserting, your little baby that's about to get placed 🌱

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💖 DESCRIPTION 💖

so here's the tea ☕ — this function inserts a resource into the resource tree, and it possibly expands it in order to make it encompass any conflicting resources. like, it's giving "make room for yourself, bestie" energy 🔥 it might stretch things so everything fits, periodt.

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🌈 SEE ALSO 🌈

the kernel file ./kernel/resource.c is the home base for all of this, and the whole friend group is here too 🫶:

• request_resource_conflict(9)
• request_resource(9)
• release_resource(9)
• find_next_res(9)
• walk_iomem_res_desc(9)
• region_intersects(9)
• find_resource_space(9)
• reallocate_resource(9)
• allocate_resource(9)
• lookup_resource(9)
• insert_resource_conflict(9)
• insert_resource(9)
• remove_resource(9)
• adjust_resource(9)
• resource_alignment(9)
• __request_region(9)
• __release_region(9)
• release_mem_region_adjustable(9)
• merge_system_ram_resource(9)
• devm_request_resource(9)
• devm_release_resource(9)
• devm_request_free_mem_region(9)
• alloc_free_mem_region(9)

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and that's the whole page, bestie 🧚✨ sourced from ./kernel, dated October 2026 — mwah, go forth and manage those resources 💜🎀