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    SubjectRe: 2.6.25 DMA: Out of SW-IOMMU space - Asus M2N32 AMD 8GB memory
    Date
    Alistair John Strachan <alistair@devzero.co.uk> writes:

    > On Saturday 23 August 2008 13:31:03 Krzysztof Halasa wrote:
    >
    >> Jari Aalto <jari.aalto@cante.net> writes:
    >> > [1] Aug 21 11:01:19 jondo kernel: [174628.275859] DMA: Out of
    >> > SW-IOMMU space for 65536 bytes at device 0000:00:0d.0 model name :
    >> > AMD Athlon(tm) X2 Dual Core Processor
    >> > BE-2400
    >>
    >> grep GART_IOMMU .config
    >
    > Agreed, you shouldn't be using the SW-IOMMU on this processor.

    Are these the correct boot options, without swiotlb?

    iommu=noagp,noaperture,off

    Or just:

    iommu=off

    > That said, do you use the r8169 driver with jumbo frames enabled? Francois
    > Romieu just fixed a leak in it that affected Intel platforms (because some
    > have no hardware IOMMU).

    The onboard WiFi is in use:

    $ lsmod | grep rtl
    rtl8187 39424 0

    $ dmesg

    [ 2.758861] usb 1-9: new full speed USB device using ohci_hcd and address 4
    [ 2.978258] usb 1-9: configuration #1 chosen from 1 choice
    [ 2.985369] usb 1-9: New USB device found, idVendor=0bda, idProduct=8187
    [ 2.985372] usb 1-9: New USB device strings: Mfr=1, Product=2, SerialNumber=3
    [ 2.985374] usb 1-9: Product: RTL8187_Wireless
    [ 2.985376] usb 1-9: Manufacturer: Manufacturer_Realtek_RTL8187_
    [ 2.985378] usb 1-9: SerialNumber: 0015AF0B59A6

    Jari



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