xe_vm_drm_exec_lock(9)

💜 xe_vm_drm_exec_lock(9) — the kernel API manual, but make it cute

okay so bestie, welcome to xe_vm_drm_exec_lock from the Kernel API Manual 💖 this one's a little helper function and honestly she's giving "does one thing and does it well" energy 👑

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✨ NAME ✨

xe_vm_drm_exec_lock — locks the vm's resv using a drm_exec transaction 🎀

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🌸 SYNOPSIS 🌸

int xe_vm_drm_exec_lock (struct xe_vm *vm , struct drm_exec *exec );

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🦋 ARGUMENTS 🦋

• vm — the vm whose resv we're locking. that's the whole vibe. 🫶
• exec — the drm_exec transaction. she's the one running the show 💅

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⭐ DESCRIPTION ⭐

so basically this is a helper that locks the vm's resv as part of a drm_exec transaction ✨ that's it, that's the function. no cap, she's short and sweet 🍓

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🔥 RETURN 🔥

returns 0 on success 🎉 and if it goes sideways? peep drm_exec_lock_obj for the error codes 👀

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🌈 SEE ALSO 🌈

kernel file: ./drivers/gpu/drm/xe/xe_vm.c 📁

and the whole friend group, in the order they were introduced — not me listing every single one, but you gotta have the full squad 😭:

• xe_vm_remove_compute_exec_queue(9)
• xe_vm_kill(9)
• xe_vm_validate_rebind(9)
• xe_vm_bump_lru(9)
• xe_vm_resume_rebind_worker(9)
• xe_vm_add_fault_entry_pf(9)
• xe_vm_range_rebind(9)
• xe_vm_range_unbind(9)
• xe_vma_mem_attr_copy(9)
• xe_vm_lock_vma(9)
• xe_vm_create_scratch(9)
• xe_vm_find_vma_by_addr(9)
• xe_vma_has_default_mem_attrs(9)
• struct xe_vma_lock_and_validate_flags(9)
• xe_vm_bind_kernel_bo(9)
• xe_vm_lock(9)
• xe_vm_unlock(9)
• xe_vm_invalidate_vma_submit(9)
• xe_vm_invalidate_vma(9)
• xe_vma_need_vram_for_atomic(9)
• xe_vm_alloc_madvise_vma(9)
• xe_vm_find_cpu_addr_mirror_vma_range(9)
• xe_vm_alloc_cpu_addr_mirror_vma(9)
• xe_vm_add_exec_queue(9)
• xe_vm_remove_exec_queue(9)

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💀 reminder bestie: yesss this is a function page, it's not that deep, but locking correctness IS that deep. reader beware, respect the resv.

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and that's the page!! 🧚 this masterpiece lives in ./drivers/gpu/drm/xe 💖 and it's dated October 2026 ⭐ slay, see you in the next release, mwah 🫶💅