linux-master/mm/memory.c

416 	spinlock_t *ptl = pmd_lock(mm, pmd);
437 	spin_unlock(ptl);
1583 	spinlock_t *ptl;
1591 	start_pte = pte = pte_offset_map_lock(mm, pmd, addr, &ptl);
1677 	/* Do the actual TLB flush before dropping ptl */
1682 	pte_unmap_unlock(start_pte, ptl);
1687 	 * entries before releasing the ptl), free the batched
1718 			spinlock_t *ptl = pmd_lock(tlb->mm, pmd);
1724 			spin_unlock(ptl);
1977 			spinlock_t **ptl)
1983 	return pte_alloc_map_lock(mm, pmd, addr, ptl);
2024 	spinlock_t *ptl;
2030 	pte = get_locked_pte(vma->vm_mm, addr, &ptl);
2034 	pte_unmap_unlock(pte, ptl);
2276 	spinlock_t *ptl;
2278 	pte = get_locked_pte(mm, addr, &ptl);
2321 	pte_unmap_unlock(pte, ptl);
2502 	spinlock_t *ptl;
2505 	mapped_pte = pte = pte_alloc_map_lock(mm, pmd, addr, &ptl);
2519 	pte_unmap_unlock(mapped_pte, ptl);
2731 	spinlock_t *ptl;
2736 			pte_alloc_map_lock(mm, pmd, addr, &ptl);
2742 			pte_offset_map_lock(mm, pmd, addr, &ptl);
2763 		pte_unmap_unlock(mapped_pte, ptl);
2952 		spin_lock(vmf->ptl);
2954 		spin_unlock(vmf->ptl);
3004 		vmf->pte = pte_offset_map_lock(mm, vmf->pmd, addr, &vmf->ptl);
3032 		vmf->pte = pte_offset_map_lock(mm, vmf->pmd, addr, &vmf->ptl);
3060 		pte_unmap_unlock(vmf->pte, vmf->ptl);
3175 	__releases(vmf->ptl)
3198 	pte_unmap_unlock(vmf->pte, vmf->ptl);
3257  * without the ptl held.
3327 	vmf->pte = pte_offset_map_lock(mm, vmf->pmd, vmf->address, &vmf->ptl);
3392 		pte_unmap_unlock(vmf->pte, vmf->ptl);
3395 		pte_unmap_unlock(vmf->pte, vmf->ptl);
3441 				       &vmf->ptl);
3450 		pte_unmap_unlock(vmf->pte, vmf->ptl);
3468 		pte_unmap_unlock(vmf->pte, vmf->ptl);
3484 	__releases(vmf->ptl)
3494 		pte_unmap_unlock(vmf->pte, vmf->ptl);
3594 	__releases(vmf->ptl)
3604 				pte_unmap_unlock(vmf->pte, vmf->ptl);
3666 			pte_unmap_unlock(vmf->pte, vmf->ptl);
3678 	pte_unmap_unlock(vmf->pte, vmf->ptl);
3846 				&vmf->ptl);
3851 		pte_unmap_unlock(vmf->pte, vmf->ptl);
3881 				       vmf->address, &vmf->ptl);
3894 	pte_unmap_unlock(vmf->pte, vmf->ptl);
3991 					vmf->address, &vmf->ptl);
4002 			pte_unmap_unlock(vmf->pte, vmf->ptl);
4084 					vmf->address, &vmf->ptl);
4155 			&vmf->ptl);
4291 		pte_unmap_unlock(vmf->pte, vmf->ptl);
4301 		pte_unmap_unlock(vmf->pte, vmf->ptl);
4438 				vmf->address, &vmf->ptl);
4450 			pte_unmap_unlock(vmf->pte, vmf->ptl);
4482 	vmf->pte = pte_offset_map_lock(vma->vm_mm, vmf->pmd, addr, &vmf->ptl);
4500 		pte_unmap_unlock(vmf->pte, vmf->ptl);
4521 		pte_unmap_unlock(vmf->pte, vmf->ptl);
4639 	vmf->ptl = pmd_lock(vma->vm_mm, vmf->pmd);
4666 	spin_unlock(vmf->ptl);
4779 				      vmf->address, &vmf->ptl);
4783 	/* Re-check under ptl */
4796 	pte_unmap_unlock(vmf->pte, vmf->ptl);
5037 					       vmf->address, &vmf->ptl);
5043 			 * by holding ptl and checking again. A R/M/W update
5044 			 * of pte involves: take ptl, clearing the pte so that
5053 			pte_unmap_unlock(vmf->pte, vmf->ptl);
5153 	spin_lock(vmf->ptl);
5158 		pte_unmap_unlock(vmf->pte, vmf->ptl);
5211 	pte_unmap_unlock(vmf->pte, vmf->ptl);
5222 					       vmf->address, &vmf->ptl);
5226 			pte_unmap_unlock(vmf->pte, vmf->ptl);
5247 	pte_unmap_unlock(vmf->pte, vmf->ptl);
5367 						 vmf->address, &vmf->ptl);
5388 	spin_lock(vmf->ptl);
5420 	pte_unmap_unlock(vmf->pte, vmf->ptl);
5924 	spinlock_t *ptl;
5929 	ptl = pud_lock(mm, pud);
5937 	spin_unlock(ptl);
6035 	spinlock_t *ptl;
6040 	if (follow_pte(vma, addr, &ptep, &ptl))
6043 	pte_unmap_unlock(ptep, ptl);
6055 	if (follow_pte(vma, addr, &ptep, &ptl))
6059 		pte_unmap_unlock(ptep, ptl);
6070 	pte_unmap_unlock(ptep, ptl);
6443 	page_ptl_cachep = kmem_cache_create("page->ptl", sizeof(spinlock_t), 0,
6449 	spinlock_t *ptl;
6451 	ptl = kmem_cache_alloc(page_ptl_cachep, GFP_KERNEL);
6452 	if (!ptl)
6454 	ptdesc->ptl = ptl;
6460 	kmem_cache_free(page_ptl_cachep, ptdesc->ptl);