gmc_v12_1_us...te_semaphore(9)

💅 gmc_v12_1_use_invalidate_semaphore 💅

okay bestie, welcome to the Kernel API Manual ✨ this is section 9 of the manual, and today's main character is gmc_v12_1_use_invalidate_semaphore — yes that's a long name, yes she ate, no we are not shortening it, periodt.

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🎀 NAME 🎀

gmc_v12_1_use_invalidate_semaphore — literally just judges whether to use semaphore 🧚 like that's her whole job and she's obsessed with it

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✨ SYNOPSIS ✨

bool gmc_v12_1_use_invalidate_semaphore (struct amdgpu_device *adev ,
uint32_t vmhub );

so she takes two things and hands you back a bool — yes/no energy only, no in-between, we love a decisive icon 👑

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🌸 ARGUMENTS 🌸

• adev — an amdgpu_device pointer, iykyk 🫶
• vmhub — the vmhub type, that's it, that's the vibe check

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🦋 SEE ALSO 🦋

• Kernel file ./drivers/gpu/drm/amd/amdgpu/gmc_v12_1.c
• gmc_v12_1_flush_gpu_tlb(9)
• gmc_v12_1_flush_gpu_tlb_pasid(9)

go read those too, they're giving sibling energy fr fr 💖

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ngl bestie, that's the whole page — short and iconic, no cap 😭💀

that's a wrap! 🌈 brought to you by the source over in ./drivers/gpu/drm/amd/amdgpu, dated October 2026, and yes the section is 9 again because she said so 💅⭐🍓