i915_ttm_fre...ched_io_rsgt(9)

✨ NAME ✨

okay bestie, welcome to the i915_ttm_fre...ched_io_rsgt(9) page from the Kernel API Manual 🫶 — yes, that’s the title, and we’re gonna make it make sense.

i915_ttm_free_cached_io_rsgt — Free object cached LMEM information 💅

🌸 SYNOPSIS 🌸

void i915_ttm_free_cached_io_rsgt (struct drm_i915_gem_object *obj );

It’s a void function, so there’s no return value to obsess over — just freeing and vibes, no cap 💖.

🎀 ARGUMENTS 🎀

• obj — the GEM object. This function frees any LMEM-related information that is cached on the object — for example, the radix tree for fast page lookup and the cached refcounted sg-table. slay ✨

🦋 SEE ALSO 🦋

• Kernel file ./drivers/gpu/drm/i915/gem/i915_gem_ttm.c
• struct i915_ttm_tt(9)
• i915_ttm_sys_placement(9)
• i915_ttm_purge(9)
• i915_ttm_resource_get_st(9)
• i915_ttm_resource_mappable(9)
• i915_ttm_driver(9)
• Migration vs eviction(9)
• i915_ttm_adjust_lru(9)

iykyk 👑 go read the whole little friend group.

mwah 💋 that’s the whole page, bestie — source/version: ./drivers/gpu/drm/i915/gem, date: October 2026 🎀✨