Messages in this thread | | | From | David Laight <> | Subject | RE: [BUGREPORT] Linux USB 3.0 | Date | Tue, 4 Feb 2014 09:31:52 +0000 |
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From: Markus Rechberger > >> Dec 27 23:23:50 solist kernel: [ 36.118245] xhci_hcd 0000:00:14.0: ERROR Transfer event TRB DMA > ptr > > > > These messages might be harmless. The 3.0 kernel contains a fix for > > Intel Panther Point xHCI hosts that suppresses those messages, commit > > ad808333d8201d53075a11bc8dd83b81f3d68f0b "Intel xhci: Ignore spurious > > successful event." > > > > A later commit extends that to all xHCI 1.0 hosts, commit > > 07f3cb7c28bf3f4dd80bfb136cf45810c46ac474 "usb: host: xhci: Enable > > XHCI_SPURIOUS_SUCCESS for all controllers with xhci 1.0" That was > > queued for 3.11 and marked to be backported into stable kernels as old > > as 3.0.
I see the same error message on the 0.96 ASMedia controller when the rx buffers for the ax88179_178a driver cross 64k boundaries.
So this isn't confined to 1.0 controllers.
David
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