diff options
Diffstat (limited to 'mm/memory.c')
| -rw-r--r-- | mm/memory.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/mm/memory.c b/mm/memory.c index 5e608edfe330..00f3f4fbd131 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -4173,8 +4173,8 @@ static bool pte_range_none(pte_t *pte, int nr_pages) static struct folio *alloc_anon_folio(struct vm_fault *vmf) { -#ifdef CONFIG_TRANSPARENT_HUGEPAGE struct vm_area_struct *vma = vmf->vma; +#ifdef CONFIG_TRANSPARENT_HUGEPAGE unsigned long orders; struct folio *folio; unsigned long addr; @@ -4226,15 +4226,21 @@ static struct folio *alloc_anon_folio(struct vm_fault *vmf) addr = ALIGN_DOWN(vmf->address, PAGE_SIZE << order); folio = vma_alloc_folio(gfp, order, vma, addr, true); if (folio) { + if (mem_cgroup_charge(folio, vma->vm_mm, gfp)) { + folio_put(folio); + goto next; + } + folio_throttle_swaprate(folio, gfp); clear_huge_page(&folio->page, vmf->address, 1 << order); return folio; } +next: order = next_order(&orders, order); } fallback: #endif - return vma_alloc_zeroed_movable_folio(vmf->vma, vmf->address); + return folio_prealloc(vma->vm_mm, vma, vmf->address, true); } /* @@ -4301,10 +4307,6 @@ static vm_fault_t do_anonymous_page(struct vm_fault *vmf) nr_pages = folio_nr_pages(folio); addr = ALIGN_DOWN(vmf->address, nr_pages * PAGE_SIZE); - if (mem_cgroup_charge(folio, vma->vm_mm, GFP_KERNEL)) - goto oom_free_page; - folio_throttle_swaprate(folio, GFP_KERNEL); - /* * The memory barrier inside __folio_mark_uptodate makes sure that * preceding stores to the page contents become visible before @@ -4358,8 +4360,6 @@ unlock: release: folio_put(folio); goto unlock; -oom_free_page: - folio_put(folio); oom: return VM_FAULT_OOM; } |