diff options
Diffstat (limited to 'arch/powerpc/mm/book3s64/hash_hugepage.c')
-rw-r--r-- | arch/powerpc/mm/book3s64/hash_hugepage.c | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/arch/powerpc/mm/book3s64/hash_hugepage.c b/arch/powerpc/mm/book3s64/hash_hugepage.c index 440823797de7..15d6f3ea7178 100644 --- a/arch/powerpc/mm/book3s64/hash_hugepage.c +++ b/arch/powerpc/mm/book3s64/hash_hugepage.c @@ -57,18 +57,15 @@ int __hash_page_thp(unsigned long ea, unsigned long access, unsigned long vsid, if (!(old_pmd & (H_PAGE_THP_HUGE | _PAGE_DEVMAP))) return 0; - rflags = htab_convert_pte_flags(new_pmd); + rflags = htab_convert_pte_flags(new_pmd, flags); -#if 0 - if (!cpu_has_feature(CPU_FTR_COHERENT_ICACHE)) { + /* + * THPs are only supported on platforms that can do mixed page size + * segments (MPSS) and all such platforms have coherent icache. Hence we + * don't need to do lazy icache flush (hash_page_do_lazy_icache()) on + * noexecute fault. + */ - /* - * No CPU has hugepages but lacks no execute, so we - * don't need to worry about that case - */ - rflags = hash_page_do_lazy_icache(rflags, __pte(old_pte), trap); - } -#endif /* * Find the slot index details for this ea, using base page size. */ |