xe_pt_shift(9)

✨ NAME ✨

okay so bestie, this is xe_pt_shift(9) from the Kernel API Manual, and the whole vibe is this: xe_pt_shift returns the ilog2 value of the size of the address range of a page-table at a certain level. That's the function. That's the assignment. And it ate. 💅

🫶 SYNOPSIS 🫶

unsigned int xe_pt_shift (unsigned int level );

No cap, that signature is exact. 🎀

🎀 ARGUMENTS 🎀

• level — the level. Literally just the level, bestie. 🌸

🔥 RETURN 🔥

It returns the ilog2 value of the size of the address range of a page-table at level level. Iconic behavior, lowkey. ✨

🌈 SEE ALSO 🌈

Kernel file ./drivers/gpu/drm/xe/xe_pt.c, plus the whole friend group right here:

• xe_pt_create(9)
• xe_pt_populate_empty(9)
• xe_pt_destroy(9)
• xe_pt_clear(9)
• Pagetable building(9)
• struct xe_pt_stage_bind_walk(9)
• xe_pt_stage_bind(9)
• xe_pt_nonshared_offsets(9)
• xe_pt_zap_ptes(9)
• xe_pt_zap_ptes_range(9)
• xe_pt_stage_unbind(9)
• xe_pt_update_ops_prepare(9)
• xe_pt_update_ops_run(9)
• xe_pt_update_ops_fini(9)
• xe_pt_update_ops_abort(9)

xoxo, signing off from ./drivers/gpu/drm/xe — October 2026, xe_pt_shift(9) edition 💅