[Bug 215740] kernel warning: DMA-API: xhci_hcd: cacheline tracking EEXIST, overlapping mappings aren't supported

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https://bugzilla.kernel.org/show_bug.cgi?id=215740

Mathias Nyman (mathias.nyman@xxxxxxxxxxxxxxx) changed:

           What    |Removed                     |Added
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                 CC|                            |mathias.nyman@linux.intel.c
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--- Comment #4 from Mathias Nyman (mathias.nyman@xxxxxxxxxxxxxxx) ---
That warning was added in v5.14:
2b4bbc6231d7 dma-debug: report -EEXIST errors in add_dma_entry

Actual issue on usb side could be a lot older.

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