[dpdk-dev] [PATCH] usertools/dpdk-devbind: add support for PCI wildcards

[Ferruh Yigit]

On 8/20/2020 1:23 PM, Bruce Richardson wrote:
> When binding or unbinding a range of devices, it can be useful to use
> wildcards to specify the devices rather than repeating the same prefix
> multiple times. We can use the python "glob" module to give us this
> functionality - at least for PCI devices - by checking /sys for matching
> files.
> 
> Examples of use from my system:
> 
>     ./dpdk-devbind.py -b vfio-pci 80:04.*
>     ./dpdk-devbind.py -u 80:04.[2-7]
> 
> The first example binds eight devices, 80:04.0..80:04.7, to vfio-pci. The
> second then unbinds six of those devices, 80:04.2..80:04.7, from any
> driver.
> 
> Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>

This is useful, thanks.
Tested-by: Ferruh Yigit <ferruh.yigit at intel.com>

It can be good to document this new capability in the 'help' output
(./usertools/dpdk-devbind.py --usage).