Lines Matching defs:old_len

38 	MREMAP_NO_RESIZE,	/* old_len == new_len, if not moved, do nothing. */
39 	MREMAP_SHRINK,		/* old_len > new_len. */
40 	MREMAP_EXPAND,		/* old_len < new_len. */
53 	unsigned long old_len;	/* Length of range being remapped. */
67 	unsigned long delta;		/* Absolute delta of old_len,new_len. */
880 	vrm->delta = abs_diff(vrm->old_len, vrm->new_len);
889 	if (vrm->old_len > vrm->new_len)
903 	unsigned long end_old = vrm->addr + vrm->old_len;
1036 	unsigned long old_len = vrm->old_len;
1049 		if (!err && vma->vm_end != old_addr + old_len)
1050 			err = vma->vm_ops->may_split(vma, old_addr + old_len);
1062 	err = ksm_madvise(vma, old_addr, old_addr + old_len,
1082 	unsigned long len = vrm->old_len;
1191 	PAGETABLE_MOVE(pmc, NULL, NULL, vrm->addr, vrm->new_addr, vrm->old_len);
1209 	if (moved_len < vrm->old_len)
1227 		vrm->old_len = vrm->new_len;
1249 	unsigned long end = vrm->addr + vrm->old_len;
1302 	 * since do_munmap() will decrement it by old_len == new_len.
1323  * The user has requested that the VMA be shrunk (i.e., old_len > new_len), so
1399 		vrm->old_len = vrm->new_len;
1402 	/* MREMAP_DONTUNMAP expands by old_len since old_len == new_len */
1405 		unsigned long pages = vrm->old_len >> PAGE_SHIFT;
1439 	if (suffix_bytes != vrm->old_len)
1489 	vrm->old_len = ALIGN(vrm->old_len, huge_page_size(h));
1502 	if (vrm->new_len > vrm->old_len)
1520 	 * [addr, old_len) spans precisely to the end of the VMA, so try to
1606 	if (vrm->old_len != vrm->new_len)
1622 			vrm->new_addr, vrm->old_len);
1659 	unsigned long old_len, new_len, pgoff;
1682 	old_len = vrm->old_len;
1686 	 * !old_len is a special case where an attempt is made to 'duplicate'
1693 	if (!old_len && !(vma->vm_flags & (VM_SHARED | VM_MAYSHARE))) {
1708 		old_len = new_len;
1719 	 *            old_len
1723 	if (old_len > vma->vm_end - addr)
1726 	if (new_len == old_len)
1795 	if (flags & MREMAP_DONTUNMAP && vrm->old_len != vrm->new_len)
1826 	unsigned long end = vrm->addr + vrm->old_len;
1837 	 * with all VMAs in the input range [addr, addr + old_len) being moved
1872 		vrm->old_len = vrm->new_len = len;
1917 	vrm->old_len = PAGE_ALIGN(vrm->old_len);
1948 		mm_populate(vrm->new_addr + vrm->old_len, vrm->delta);
1961 SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len,
1981 		.old_len = old_len,