diff options
Diffstat (limited to 'arch/powerpc/mm')
-rw-r--r-- | arch/powerpc/mm/hugetlbpage.c | 8 | ||||
-rw-r--r-- | arch/powerpc/mm/tlb_hash64.c | 4 |
2 files changed, 9 insertions, 3 deletions
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 237c8e5..77fdd2c 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -592,8 +592,14 @@ static void hugetlb_free_pmd_range(struct mmu_gather *tlb, pud_t *pud, do { pmd = pmd_offset(pud, addr); next = pmd_addr_end(addr, end); - if (pmd_none_or_clear_bad(pmd)) + if (!is_hugepd(pmd)) { + /* + * if it is not hugepd pointer, we should already find + * it cleared. + */ + WARN_ON(!pmd_none_or_clear_bad(pmd)); continue; + } #ifdef CONFIG_PPC_FSL_BOOK3E /* * Increment next by the size of the huge mapping since diff --git a/arch/powerpc/mm/tlb_hash64.c b/arch/powerpc/mm/tlb_hash64.c index 023ec8a..7df1c5e 100644 --- a/arch/powerpc/mm/tlb_hash64.c +++ b/arch/powerpc/mm/tlb_hash64.c @@ -183,8 +183,8 @@ void tlb_flush(struct mmu_gather *tlb) * since 64K pages may overlap with other bridges when using 64K pages * with 4K HW pages on IO space. * - * Because of that usage pattern, it's only available with CONFIG_HOTPLUG - * and is implemented for small size rather than speed. + * Because of that usage pattern, it is implemented for small size rather + * than speed. */ void __flush_hash_table_range(struct mm_struct *mm, unsigned long start, unsigned long end) |