diff options
| author | Matthew Wilcox (Oracle) | 2022-02-03 09:06:08 -0500 |
|---|---|---|
| committer | Matthew Wilcox (Oracle) | 2022-03-21 12:59:02 -0400 |
| commit | eed05e54d275b3cfc5d8c79843c5276a5878e94a (patch) | |
| tree | ec7411a6713c845154731e0cd66a55adc501e792 /mm/rmap.c | |
| parent | f087b903fc2e4975bff9742a66ee7a837a2f545b (diff) | |
mm: Add DEFINE_PAGE_VMA_WALK and DEFINE_FOLIO_VMA_WALK
Instead of declaring a struct page_vma_mapped_walk directly,
use these helpers to allow us to transition to a PFN approach in the
following patches.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Diffstat (limited to 'mm/rmap.c')
| -rw-r--r-- | mm/rmap.c | 31 |
1 files changed, 5 insertions, 26 deletions
diff --git a/mm/rmap.c b/mm/rmap.c index 1a13d5d6cfc7..a7f06b76b503 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -802,11 +802,7 @@ static bool page_referenced_one(struct page *page, struct vm_area_struct *vma, unsigned long address, void *arg) { struct page_referenced_arg *pra = arg; - struct page_vma_mapped_walk pvmw = { - .page = page, - .vma = vma, - .address = address, - }; + DEFINE_PAGE_VMA_WALK(pvmw, page, vma, address, 0); int referenced = 0; while (page_vma_mapped_walk(&pvmw)) { @@ -934,12 +930,7 @@ int page_referenced(struct page *page, static bool page_mkclean_one(struct page *page, struct vm_area_struct *vma, unsigned long address, void *arg) { - struct page_vma_mapped_walk pvmw = { - .page = page, - .vma = vma, - .address = address, - .flags = PVMW_SYNC, - }; + DEFINE_PAGE_VMA_WALK(pvmw, page, vma, address, PVMW_SYNC); struct mmu_notifier_range range; int *cleaned = arg; @@ -1419,11 +1410,7 @@ static bool try_to_unmap_one(struct page *page, struct vm_area_struct *vma, unsigned long address, void *arg) { struct mm_struct *mm = vma->vm_mm; - struct page_vma_mapped_walk pvmw = { - .page = page, - .vma = vma, - .address = address, - }; + DEFINE_PAGE_VMA_WALK(pvmw, page, vma, address, 0); pte_t pteval; struct page *subpage; bool ret = true; @@ -1714,11 +1701,7 @@ static bool try_to_migrate_one(struct page *page, struct vm_area_struct *vma, unsigned long address, void *arg) { struct mm_struct *mm = vma->vm_mm; - struct page_vma_mapped_walk pvmw = { - .page = page, - .vma = vma, - .address = address, - }; + DEFINE_PAGE_VMA_WALK(pvmw, page, vma, address, 0); pte_t pteval; struct page *subpage; bool ret = true; @@ -2001,11 +1984,7 @@ static bool page_make_device_exclusive_one(struct page *page, struct vm_area_struct *vma, unsigned long address, void *priv) { struct mm_struct *mm = vma->vm_mm; - struct page_vma_mapped_walk pvmw = { - .page = page, - .vma = vma, - .address = address, - }; + DEFINE_PAGE_VMA_WALK(pvmw, page, vma, address, 0); struct make_exclusive_args *args = priv; pte_t pteval; struct page *subpage; |