diff options
Diffstat (limited to 'arch/powerpc/mm/book3s64/hash_utils.c')
| -rw-r--r-- | arch/powerpc/mm/book3s64/hash_utils.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/arch/powerpc/mm/book3s64/hash_utils.c b/arch/powerpc/mm/book3s64/hash_utils.c index 3d727f73a8db..0124003e60d0 100644 --- a/arch/powerpc/mm/book3s64/hash_utils.c +++ b/arch/powerpc/mm/book3s64/hash_utils.c @@ -66,6 +66,9 @@ #include <mm/mmu_decl.h> +#include "internal.h" + + #ifdef DEBUG #define DBG(fmt...) udbg_printf(fmt) #else @@ -870,6 +873,9 @@ static void __init htab_initialize(void) printk(KERN_INFO "Using 1TB segments\n"); } + if (stress_slb_enabled) + static_branch_enable(&stress_slb_key); + /* * Calculate the required size of the htab. We want the number of * PTEGs to equal one half the number of real pages. @@ -1628,10 +1634,8 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, unsigned long trap; bool is_exec; - if (radix_enabled()) { - prefetch((void *)address); + if (radix_enabled()) return; - } /* We only want HPTEs for linux PTEs that have _PAGE_ACCESSED set */ if (!pte_young(*ptep) || address >= TASK_SIZE) |