diff options
Diffstat (limited to 'arch/s390/mm/pgalloc.c')
| -rw-r--r-- | arch/s390/mm/pgalloc.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c index 5b15b45941c6..8159f4fade3f 100644 --- a/arch/s390/mm/pgalloc.c +++ b/arch/s390/mm/pgalloc.c @@ -199,20 +199,15 @@ void page_table_free_rcu(struct mmu_gather *tlb, unsigned long *table, mm = tlb->mm; if (mm_alloc_pgste(mm)) gmap_unlink(mm, table, vmaddr); - table = (unsigned long *)((unsigned long)table | 0x01U); tlb_remove_ptdesc(tlb, table); } -void __tlb_remove_table(void *_table) +void __tlb_remove_table(void *table) { - struct ptdesc *ptdesc; - unsigned int mask; - void *table; + struct ptdesc *ptdesc = virt_to_ptdesc(table); + struct page *page = ptdesc_page(ptdesc); - mask = (unsigned long)_table & 0x01U; - table = (void *)((unsigned long)_table ^ mask); - ptdesc = virt_to_ptdesc(table); - if (!mask) { + if (compound_order(page) == CRST_ALLOC_ORDER) { /* pmd, pud, or p4d */ pagetable_free(ptdesc); return; |