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    SubjectRe: USB mass storage and ARM cache coherency
    Date
    On Tuesday 02 February 2010 07:58:42 Oliver Neukum wrote:
    > Am Montag, 1. Februar 2010 23:30:01 schrieb Andreas Mohr:
    > > I took some time to add your patch to ehci-q.c / ohci-q.c
    > > (for my *hci-ssb.c ASUS WL-500gP v2), on my now heavily patched-up
    > > 2.6.31.9, but UNFORTUNATELY it kept locking up the same way as always
    > > when stopping playback despite being damn sure this time that this patch
    > > could have the potential to finally fix it ;)
    > > (I had to replace memory.h with page.h on my arch though, to fix the
    > > build)
    >
    > A moment please. You are using ehci and ohci. Both are using dma.
    > Why does this issue arise?

    Because the BCM4710 CPU core is know to have cache problems and we have been
    trying to workaround this, your problem Andreas is imho a different one.
    --
    Regards, Florian


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