62 		       "unable to unmap destination mapping");  in kernel_support_for_mremap_dontunmap()
66 	       "unable to unmap source mapping");  in kernel_support_for_mremap_dontunmap()
70 // This helper will just validate that an entire mapping contains the expected
97 // the source mapping mapped.
109 	// Try to just move the whole mapping anywhere (not fixed).  in mremap_dontunmap_simple()
125 	       "unable to unmap destination mapping");  in mremap_dontunmap_simple()
127 	       "unable to unmap source mapping");  in mremap_dontunmap_simple()
130 // This test validates that MREMAP_DONTUNMAP on a shared mapping works as expected.
150 	// Try to just move the whole mapping anywhere (not fixed).  in mremap_dontunmap_simple_shmem()
157 			"unable to unmap source mapping");  in mremap_dontunmap_simple_shmem()
176 	       "unable to unmap destination mapping");  in mremap_dontunmap_simple_shmem()
178 	       "unable to unmap source mapping");  in mremap_dontunmap_simple_shmem()
189 	// create a mapping up front.  in mremap_dontunmap_simple_fixed()
208 	       "mremap should have placed the remapped mapping at dest_mapping");  in mremap_dontunmap_simple_fixed()
210 	// The dest mapping will have been unmap by mremap so we expect the Xs  in mremap_dontunmap_simple_fixed()
216 	// And the source mapping will have had its ptes dropped.  in mremap_dontunmap_simple_fixed()
222 	       "unable to unmap destination mapping");  in mremap_dontunmap_simple_fixed()
224 	       "unable to unmap source mapping");  in mremap_dontunmap_simple_fixed()
228 // existing mapping.
232 	 *  source mapping:  in mremap_dontunmap_partial_mapping()
240 	 *  With the destination mapping containing 5 pages of As.  in mremap_dontunmap_partial_mapping()
269 	       0, "dest mapping should contain ptes from the source");  in mremap_dontunmap_partial_mapping()
272 	       "unable to unmap destination mapping");  in mremap_dontunmap_partial_mapping()
274 	       "unable to unmap source mapping");  in mremap_dontunmap_partial_mapping()
277 // This test validates that we can remap over only a portion of a mapping.
281 	 *  source mapping:  in mremap_dontunmap_partial_mapping_overwrite()
285 	 *  dest mapping initially:  in mremap_dontunmap_partial_mapping_overwrite()
293 	 *  With the destination mapping containing 5 pages of As.  in mremap_dontunmap_partial_mapping_overwrite()
323 			"dest mapping should contain ptes from the source");  in mremap_dontunmap_partial_mapping_overwrite()
328 			"dest mapping should have retained the last 5 pages");  in mremap_dontunmap_partial_mapping_overwrite()
331 	       "unable to unmap destination mapping");  in mremap_dontunmap_partial_mapping_overwrite()
333 	       "unable to unmap source mapping");  in mremap_dontunmap_partial_mapping_overwrite()