wow `IOCTL_GNTDEV_DMABUF_EXP_WAIT_RELEASED` is the most hilarious API blunder in the kernel. I'm not sure if anyone else has actually needed/used it before, but I did, and uh-
so it's a blocking poll for just this one thing, the buffer being released, right? so you have to block an entire […]
social.treehouse.systems
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