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Dave Airlie

airlied@floss.social

<p>GPUs and Linux</p>

Posts

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    new pahole record for me /* XXX 24624 bytes hole, try to pack */

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    @never_released do swan&amp;#39;s sing when you strangle them?

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    at that stage of of shader optimization where everything I try, makes it slower.

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    sometimes you just have to throw a bigger workgroup at it.

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    once again gcm was not the answer I was looking for

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    0 days since I did sudo service gdm stop on the wrong machine.

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    it was all bit 1 of NV_VIRTUAL_FUNCTION_PRIV_MMU_INVALIDATE_PDB fault. nouveau on spark runs some tests now.

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    I need a &amp;quot;Do not use debian stable for GPU development&amp;quot; sign to tap on.

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    sometimes it&amp;#39;s easier to just add new printks than to work out how to switch on the pre-existing ones that are buried in driver macros and dynamic debug.

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    deviceName = NVK GB20B though CTS is a failfest due to some sync or coherency issue, and display isn&amp;#39;t working yet.

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    Reached the point of development cycle with nouveau on the spark where I want to throw it through the window, so I should be pretty close to getting display lit up

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    took a wrong turn and now I&amp;#39;m in the mesa vulkan meta blit/resolve paths and wondering if I should just back away slowly.

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    I have a lot of laptops, one of the turing ones, Lenovo p53 the display stopped turning on yesterday, I decided to open it up and battery was swelling bad, just dropped the battery off at a disposal place, but the laptop is pretty toast. Can&amp;#39;t see a dislodged cable, but I probably need an ifixit kit to dig deeper.

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    there comes a time around 100,000 SSA indexes where inline the shit out of it all starts to become questionable.

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    Okay I have llama.cpp coopmat2 paths running on radv for the first time, they are 10 times slower that coopmat but gotta start somewhere

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    Ran some numbers for upcoming recording git log --format=&amp;#39;%aN&amp;#39; v-1..v drivers/gpu/drm/ include/uapi/drm/ include/drm/ | sort -u | wc -l v6.15 326 v6.16 322 v6.17 300 v6.18 334 v6.19 332 v7.0-rc6 346 I was actually surprised it was this many, my mental model has always been around 100 contributors a cycle.

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    once again I find myself debugging code written by a version of me who seems to have a superior intellect.

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    HDMI FRL support on nouveau, please test if you have HDMI2.1 and high refresh monitor https://lore.kernel.org/nouveau/20260423004552.3289884-1-airlied@gmail.com/T/#t