| mremap.c (5ab0fc155dc0cac3b74584f7bc972569b0f8a57b) | mremap.c (7d4a8be0c4b2b7ffb367929d2b352651f083806b) |
|---|---|
| 1// SPDX-License-Identifier: GPL-2.0 2/* 3 * mm/mremap.c 4 * 5 * (C) Copyright 1996 Linus Torvalds 6 * 7 * Address space accounting code <alan@lxorguk.ukuu.org.uk> 8 * (C) Copyright 2002 Red Hat Inc, All Rights Reserved --- 484 unchanged lines hidden (view full) --- 493 494 old_end = old_addr + len; 495 496 if (is_vm_hugetlb_page(vma)) 497 return move_hugetlb_page_tables(vma, new_vma, old_addr, 498 new_addr, len); 499 500 flush_cache_range(vma, old_addr, old_end); | 1// SPDX-License-Identifier: GPL-2.0 2/* 3 * mm/mremap.c 4 * 5 * (C) Copyright 1996 Linus Torvalds 6 * 7 * Address space accounting code <alan@lxorguk.ukuu.org.uk> 8 * (C) Copyright 2002 Red Hat Inc, All Rights Reserved --- 484 unchanged lines hidden (view full) --- 493 494 old_end = old_addr + len; 495 496 if (is_vm_hugetlb_page(vma)) 497 return move_hugetlb_page_tables(vma, new_vma, old_addr, 498 new_addr, len); 499 500 flush_cache_range(vma, old_addr, old_end); |
| 501 mmu_notifier_range_init(&range, MMU_NOTIFY_UNMAP, 0, vma, vma->vm_mm, | 501 mmu_notifier_range_init(&range, MMU_NOTIFY_UNMAP, 0, vma->vm_mm, |
| 502 old_addr, old_end); 503 mmu_notifier_invalidate_range_start(&range); 504 505 for (; old_addr < old_end; old_addr += extent, new_addr += extent) { 506 cond_resched(); 507 /* 508 * If extent is PUD-sized try to speed up the move by moving at the 509 * PUD level if possible. --- 596 unchanged lines hidden --- | 502 old_addr, old_end); 503 mmu_notifier_invalidate_range_start(&range); 504 505 for (; old_addr < old_end; old_addr += extent, new_addr += extent) { 506 cond_resched(); 507 /* 508 * If extent is PUD-sized try to speed up the move by moving at the 509 * PUD level if possible. --- 596 unchanged lines hidden --- |