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    Subject[PATCH net-next v1 3/9] forcedeth: expose module parameters in /sys/module
    Date
    In particular, debug_tx_timeout can be updated at runtime.



    Signed-off-by: David Decotigny <david.decotigny@google.com>
    ---
    drivers/net/ethernet/nvidia/forcedeth.c | 18 +++++++++---------
    1 files changed, 9 insertions(+), 9 deletions(-)

    diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c
    index 763863d..cd7f83d 100644
    --- a/drivers/net/ethernet/nvidia/forcedeth.c
    +++ b/drivers/net/ethernet/nvidia/forcedeth.c
    @@ -5981,23 +5981,23 @@ static void __exit exit_nic(void)
    pci_unregister_driver(&driver);
    }

    -module_param(max_interrupt_work, int, 0);
    +module_param(max_interrupt_work, int, S_IRUGO);
    MODULE_PARM_DESC(max_interrupt_work, "forcedeth maximum events handled per interrupt");
    -module_param(optimization_mode, int, 0);
    +module_param(optimization_mode, int, S_IRUGO);
    MODULE_PARM_DESC(optimization_mode, "In throughput mode (0), every tx & rx packet will generate an interrupt. In CPU mode (1), interrupts are controlled by a timer. In dynamic mode (2), the mode toggles between throughput and CPU mode based on network load.");
    -module_param(poll_interval, int, 0);
    +module_param(poll_interval, int, S_IRUGO);
    MODULE_PARM_DESC(poll_interval, "Interval determines how frequent timer interrupt is generated by [(time_in_micro_secs * 100) / (2^10)]. Min is 0 and Max is 65535.");
    -module_param(msi, int, 0);
    +module_param(msi, int, S_IRUGO);
    MODULE_PARM_DESC(msi, "MSI interrupts are enabled by setting to 1 and disabled by setting to 0.");
    -module_param(msix, int, 0);
    +module_param(msix, int, S_IRUGO);
    MODULE_PARM_DESC(msix, "MSIX interrupts are enabled by setting to 1 and disabled by setting to 0.");
    -module_param(dma_64bit, int, 0);
    +module_param(dma_64bit, int, S_IRUGO);
    MODULE_PARM_DESC(dma_64bit, "High DMA is enabled by setting to 1 and disabled by setting to 0.");
    -module_param(phy_cross, int, 0);
    +module_param(phy_cross, int, S_IRUGO);
    MODULE_PARM_DESC(phy_cross, "Phy crossover detection for Realtek 8201 phy is enabled by setting to 1 and disabled by setting to 0.");
    -module_param(phy_power_down, int, 0);
    +module_param(phy_power_down, int, S_IRUGO);
    MODULE_PARM_DESC(phy_power_down, "Power down phy and disable link when interface is down (1), or leave phy powered up (0).");
    -module_param(debug_tx_timeout, bool, 0);
    +module_param(debug_tx_timeout, bool, S_IRUGO|S_IWUSR);
    MODULE_PARM_DESC(debug_tx_timeout,
    "Dump tx related registers and ring when tx_timeout happens");

    --
    1.7.3.1


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