i915_ttm_bu...visible_size(9)

✨ i915_ttm_buddy_man_visible_size 💅

okay so welcome to the Kernel API Manual bestie, this one's a lil function from the i915 corner of the kernel and it's honestly so straightforward you're gonna slay it 🫶

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🌸 NAME 🌸

i915_ttm_buddy_man_visible_size — literally returns the size of the CPU visible portion, and it returns it in pages 📄✨ no cap, that's the whole vibe.

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🎀 SYNOPSIS 🎀

u64 i915_ttm_buddy_man_visible_size (struct ttm_resource_manager *man );

so it takes one arg and hands you back a u64 — the return type is a u64 and the function name is i915_ttm_buddy_man_visible_size, both exactly as written, don't @ me 👑

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🦋 ARGUMENTS 🦋

• man — the buddy allocator ttm manager 💖 that's it, that's the whole parameter list. it's giving "one job and she does it."

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⭐ SEE ALSO ⭐

• Kernel file ./drivers/gpu/drm/i915/i915_ttm_buddy_manager.c — the source file where the actual lore lives, go read it iykyk 📖
• i915_ttm_buddy_man_init(9)
• i915_ttm_buddy_man_fini(9)
• i915_ttm_buddy_man_reserve(9)
• i915_ttm_buddy_man_avail(9)

the whole buddy-manager friend group fr fr, init/fini/reserve/avail all in the same squad 🌈

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💀 reminder bestie: this page tells you it returns the CPU visible portion in pages — pages, not bytes. keep that energy or your math will be a mess 😭

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and that's the page!! 🎀 written under ./drivers/gpu/drm/i915, dated October 2026, and yeah the header up top says i915_ttm_bu...visible_size(9) because kernel manpage titles love to truncate, iconic behavior honestly 💅 periodt ✨👑