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Diffstat (limited to 'mm/khugepaged.c')
-rw-r--r--mm/khugepaged.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index cf518fc44098..774a97e6e2da 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -453,7 +453,7 @@ void khugepaged_enter_vma(struct vm_area_struct *vma,
{
if (!test_bit(MMF_VM_HUGEPAGE, &vma->vm_mm->flags) &&
hugepage_flags_enabled()) {
- if (thp_vma_allowable_order(vma, vm_flags, false, false, true,
+ if (thp_vma_allowable_order(vma, vm_flags, TVA_ENFORCE_SYSFS,
PMD_ORDER))
__khugepaged_enter(vma->vm_mm);
}
@@ -900,6 +900,7 @@ static int hugepage_vma_revalidate(struct mm_struct *mm, unsigned long address,
struct collapse_control *cc)
{
struct vm_area_struct *vma;
+ unsigned long tva_flags = cc->is_khugepaged ? TVA_ENFORCE_SYSFS : 0;
if (unlikely(hpage_collapse_test_exit_or_disable(mm)))
return SCAN_ANY_PROCESS;
@@ -910,8 +911,7 @@ static int hugepage_vma_revalidate(struct mm_struct *mm, unsigned long address,
if (!thp_vma_suitable_order(vma, address, PMD_ORDER))
return SCAN_ADDRESS_RANGE;
- if (!thp_vma_allowable_order(vma, vma->vm_flags, false, false,
- cc->is_khugepaged, PMD_ORDER))
+ if (!thp_vma_allowable_order(vma, vma->vm_flags, tva_flags, PMD_ORDER))
return SCAN_VMA_CHECK;
/*
* Anon VMA expected, the address may be unmapped then
@@ -1501,8 +1501,7 @@ int collapse_pte_mapped_thp(struct mm_struct *mm, unsigned long addr,
* and map it by a PMD, regardless of sysfs THP settings. As such, let's
* analogously elide sysfs THP settings here.
*/
- if (!thp_vma_allowable_order(vma, vma->vm_flags, false, false, false,
- PMD_ORDER))
+ if (!thp_vma_allowable_order(vma, vma->vm_flags, 0, PMD_ORDER))
return SCAN_VMA_CHECK;
/* Keep pmd pgtable for uffd-wp; see comment in retract_page_tables() */
@@ -2363,8 +2362,8 @@ static unsigned int khugepaged_scan_mm_slot(unsigned int pages, int *result,
progress++;
break;
}
- if (!thp_vma_allowable_order(vma, vma->vm_flags, false, false,
- true, PMD_ORDER)) {
+ if (!thp_vma_allowable_order(vma, vma->vm_flags,
+ TVA_ENFORCE_SYSFS, PMD_ORDER)) {
skip:
progress++;
continue;
@@ -2701,8 +2700,7 @@ int madvise_collapse(struct vm_area_struct *vma, struct vm_area_struct **prev,
*prev = vma;
- if (!thp_vma_allowable_order(vma, vma->vm_flags, false, false, false,
- PMD_ORDER))
+ if (!thp_vma_allowable_order(vma, vma->vm_flags, 0, PMD_ORDER))
return -EINVAL;
cc = kmalloc(sizeof(*cc), GFP_KERNEL);