Re: [PATCH 1/4] PCI: Remove service driver load/unload messages

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On Wed, Nov 16, 2016 at 04:13:10PM -0600, Bjorn Helgaas wrote:
> Remove the "service driver %s loaded" and unloaded messages.  I don't think
> these add any useful information.

I think those particular ones have a value to some extent because
they communicate for which of the port's capabilities a driver is
available and loaded.  For ports below a hotplug port they also
comunicate the steps to unbind the ports from their drivers when
the device is unplugged.

E.g. when I plug in the Apple Thunderbolt Ethernet adapter I get this
because a new hotplug port appears below the hotplug port of the host
controller:
[  141.926865] pciehp 0000:0a:00.0:pcie204: service driver pciehp loaded

On unplug I get this:
[  202.497548] pciehp 0000:0a:00.0:pcie204: unloading service driver pciehp

Thanks,

Lukas

> 
> Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
> ---
>  drivers/pci/pcie/portdrv_core.c |    3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
> index e9270b4..9698289 100644
> --- a/drivers/pci/pcie/portdrv_core.c
> +++ b/drivers/pci/pcie/portdrv_core.c
> @@ -499,7 +499,6 @@ static int pcie_port_probe_service(struct device *dev)
>  	if (status)
>  		return status;
>  
> -	dev_printk(KERN_DEBUG, dev, "service driver %s loaded\n", driver->name);
>  	get_device(dev);
>  	return 0;
>  }
> @@ -524,8 +523,6 @@ static int pcie_port_remove_service(struct device *dev)
>  	pciedev = to_pcie_device(dev);
>  	driver = to_service_driver(dev->driver);
>  	if (driver && driver->remove) {
> -		dev_printk(KERN_DEBUG, dev, "unloading service driver %s\n",
> -			driver->name);
>  		driver->remove(pciedev);
>  		put_device(dev);
>  	}
> 
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