Fitting Four 32 GB Resizable BARs Behind a PCIe Switch on Linux
“Linux 7.0 sized a PCIe switch's bridge window too small for four 32 GB GPU BARs (can't assign; no space). A kernel module that pads the BARs fixes it.”
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Linux 7.0 sized a PCIe switch's bridge window too small for four 32 GB GPU BARs (can't assign; no space). A kernel module that pads the BARs fixes it.
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