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    SubjectRe: sky2 panic in 2.6.32.1 under load (new oops)
    This patch will dump more info in case of hardware error.

    --- a/drivers/net/sky2.c 2009-12-29 11:30:06.441137685 -0800
    +++ b/drivers/net/sky2.c 2009-12-29 11:46:37.389262922 -0800
    @@ -2629,12 +2625,71 @@ static void sky2_hw_error(struct sky2_hw
    }
    }

    +static void dump_txring(struct sky2_hw *hw, unsigned port)
    +{
    + struct sky2_port *sky2 = netdev_priv(hw->dev[port]);
    + int sop = 1;
    + unsigned idx;
    +
    + printk(KERN_INFO PFX "Tx ring pending=%u...%u report=%d done=%d\n",
    + sky2->tx_cons, sky2->tx_prod,
    + sky2_read16(hw, port == 0 ? STAT_TXA1_RIDX : STAT_TXA2_RIDX),
    + sky2_read16(hw, Q_ADDR(txqaddr[port], Q_DONE)));
    +
    + /* Dump contents of tx ring */
    + for (idx = sky2->tx_next;
    + idx != sky2->tx_prod && idx < sky2->tx_ring_size;
    + idx = RING_NEXT(idx, sky2->tx_ring_size)) {
    + const struct sky2_tx_le *le = sky2->tx_le + idx;
    + u32 a = le32_to_cpu(le->addr);
    +
    + if (sop)
    + printk(KERN_DEBUG "%u:", idx);
    + sop = 0;
    +
    + switch(le->opcode & ~HW_OWNER) {
    + case OP_ADDR64:
    + printk(" %#x:", a);
    + break;
    + case OP_LRGLEN:
    + printk(" mtu=%d", a);
    + break;
    + case OP_VLAN:
    + printk(" vlan=%d", be16_to_cpu(le->length));
    + break;
    + case OP_TCPLISW:
    + printk(" csum=%#x", a);
    + break;
    + case OP_LARGESEND:
    + printk(" tso=%#x(%d)", a, le16_to_cpu(le->length));
    + break;
    + case OP_PACKET:
    + printk(" %#x(%d)", a, le16_to_cpu(le->length));
    + break;
    + case OP_BUFFER:
    + printk(" frag=%#x(%d)", a, le16_to_cpu(le->length));
    + break;
    + default:
    + printk(" op=%#x,%#x(%d)", le->opcode, a,
    + le16_to_cpu(le->length));
    + }
    +
    + if (le->ctrl & EOP) {
    + printk("\n");
    + sop = 1;
    + }
    + }
    +}
    +
    static void sky2_hw_intr(struct sky2_hw *hw)
    {
    struct pci_dev *pdev = hw->pdev;
    u32 status = sky2_read32(hw, B0_HWE_ISRC);
    u32 hwmsk = sky2_read32(hw, B0_HWE_IMSK);

    + printk(KERN_DEBUG PFX "hardware interrupt status %#x\n", status);
    + dump_txring(hw, 0);
    +
    status &= hwmsk;

    if (status & Y2_IS_TIST_OV)
    --


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