[PATCH stable 2/2] crypto: vmx - Adding enable_kernel_vsx() to access VSX instructions

From: Leonidas Da Silva Barbosa commit 2d6f0600b2cd755959527230ef5a6fba97bb762a upstream. vmx-crypto driver make use of some VSX instructions which are only available if VSX is enabled. Running in cases where VSX are not enabled vmx-crypto fails in a VSX exception.

[PATCH stable 2/2] crypto: vmx - Adding enable_kernel_vsx() to access VSX instructions

commit 2d6f0600b2cd755959527230ef5a6fba97bb762a upstream. vmx-crypto driver make use of some VSX instructions which are only available if VSX is enabled. Running in cases where VSX are not enabled vmx-crypto fails in a VSX exception. In order to fix this enable_kernel_vsx() was added to turn on