On Tue, Apr 14, 2015 at 05:44:56PM +0800, Kweh, Hock Leong wrote:
> From: "Kweh, Hock Leong" <hock.leong.kweh@xxxxxxxxx>
>
> Introducing a kernel module to expose capsule loader interface
> for user to upload capsule binaries. This module leverage the
> request_firmware_direct_full_path() to obtain the binary at a
> specific path input by user.
>
> Example method to load the capsule binary:
> echo -n "/path/to/capsule/binary" > /sys/devices/platform/efi_capsule_loader/capsule_loader
Ick, why not just have the firmware file location present, and copy it
to the sysfs file directly from userspace, instead of this two-step
process?
> +/*
> + * To remove this kernel module, just perform:
> + * rmmod efi_capsule_loader.ko
This comment is not needed.
> + */
> +static void __exit efi_capsule_loader_exit(void)
> +{
> + platform_device_unregister(efi_capsule_pdev);
This is not a platform device, don't abuse that interface please.
greg k-h
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