Re: [PATCH] Generic WorkQueue Engine (GenWQE) device driver (v4)
From: Greg KH
Date: Wed Oct 30 2013 - 13:36:22 EST
On Wed, Oct 30, 2013 at 10:32:58AM +0100, Frank Haverkamp wrote:
> + * Module initialization and PCIe setup. Card health monitoring and
> + * recovery functionality. Character device creation and deletion are
> + * controlled from here.
> + *
> + * Please use the new sysfs interfaces to enable the VFs after PF
> + * driver loading.
> + *
> + * Enable VFs:
> + * sudo sh -c 'echo 15 > /sys/bus/pci/devices/0000\:1b\:00.0/sriov_numvfs'
> + * or
> + * sudo sh -c 'echo 15 > /sys/class/genwqe/genwqe0_card/device/sriov_numvfs'
> + * Disable VFs:
> + * Write a 0 into the same sysfs entries.
> + */
Put this documentation somewhere a user has a _chance_ of reading it.
Digging it out of code comments is not ok. Why isn't this in the ABI
file for the sysfs files?
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