diff options
Diffstat (limited to 'arch/powerpc/mm/nohash/8xx.c')
| -rw-r--r-- | arch/powerpc/mm/nohash/8xx.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/arch/powerpc/mm/nohash/8xx.c b/arch/powerpc/mm/nohash/8xx.c index 71bfdbedacee..fc663322ba58 100644 --- a/arch/powerpc/mm/nohash/8xx.c +++ b/arch/powerpc/mm/nohash/8xx.c @@ -256,12 +256,17 @@ void __init setup_kuep(bool disabled) #endif #ifdef CONFIG_PPC_KUAP +struct static_key_false disable_kuap_key; +EXPORT_SYMBOL(disable_kuap_key); + void __init setup_kuap(bool disabled) { - pr_info("Activating Kernel Userspace Access Protection\n"); + if (disabled) { + static_branch_enable(&disable_kuap_key); + return; + } - if (disabled) - pr_warn("KUAP cannot be disabled yet on 8xx when compiled in\n"); + pr_info("Activating Kernel Userspace Access Protection\n"); mtspr(SPRN_MD_AP, MD_APG_KUAP); } |