[lkml]   [2007]   [Aug]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [PATCH 2.6.22.y] ieee1394: revert "sbp2: enforce 32bit DMA mapping"
    Stefan Richter <> writes:
    > 1.) The ieee1394 subsystem is known to work on x86_64 with more than 4
    > GB RAM,

    It's actually ~3+GB where memory above the 4GB barrier starts appearing.
    In some extreme cases even for 2+GB.

    > so I gather that architecture code already sets a proper DMA
    > mask for all those 32bit PCI OHCI-1394 implementations out there.

    If you don't set a DMA mask then the default is always 4GB.

    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to
    More majordomo info at
    Please read the FAQ at

     \ /
      Last update: 2007-08-07 03:27    [W:0.018 / U:36.776 seconds]
    ©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site