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    SubjectRe: [BUG] linux-2.6.28-rc3 regression: IRQ smp_affinities not respected
    Eric Dumazet a écrit :
    > Michael Chan a écrit :
    >> I believe this may be the patch that broke it:
    >> I don't remember all the details, but the Broadcom 5708 chip is
    >> affected because it does not support MSI per-vector masking.
    >> One way to get around is to disable MSI with bnx2 parameter
    >> disable_msi=1.

    > I tried this MSI disabling and yes, it now works.
    > 16: 42726 128 105 106 89
    > 89 145 152 IO-APIC-fasteoi uhci_hcd:usb1, eth0, eth1

    I believe the bnx2 driver doesnt work at all if !disable_msi (default setting)

    Doing a "echo 0 >/sys/devices/system/cpu/cpu1/online" just freeze network

    No messages logged

    If loaded with disable_msi=1, the cpu unplug works as expected.

    Thats a pretty serious issue.

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      Last update: 2008-11-26 10:05    [W:0.032 / U:7.924 seconds]
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