Re: [dpdk-dev] [PATCH v2] igb_uio: fail and log if kernel lock down is enabled

2018-05-16 Thread Luca Boccassi
On Wed, 2018-05-16 at 11:18 +0100, Ferruh Yigit wrote: > When EFI secure boot is enabled, it is possible to lock down kernel > and > prevent accessing device BARs and this makes igb_uio unusable. > > Lock down patches are not part of the vanilla kernel but they are > applied and used by some distr

[dpdk-dev] [PATCH v2] igb_uio: fail and log if kernel lock down is enabled

2018-05-16 Thread Ferruh Yigit
When EFI secure boot is enabled, it is possible to lock down kernel and prevent accessing device BARs and this makes igb_uio unusable. Lock down patches are not part of the vanilla kernel but they are applied and used by some distros already [1]. It is not possible to fix this issue, but intentio