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> use some kernel-bypass to access hardware directly You can always mmap /dev/mem to get at physical memory.
by ronsor 1y ago
> use some kernel-bypass to access hardware directly
You can always mmap /dev/mem to get at physical memory.
- fooker 1y agoNo, that's not really what kernel bypass means.
- oasisaimlessly 1y agoAccessing hardware directky via /dev/mem is literally the original kernel bypass strategy, before we got the UIO and VFIO APIs to do it in a blessed way.