59 		       "unable to unmap destination mapping");  in kernel_support_for_mremap_dontunmap()
63 	       "unable to unmap source mapping");  in kernel_support_for_mremap_dontunmap()
67 // This helper will just validate that an entire mapping contains the expected
94 // the source mapping mapped.
106 	// Try to just move the whole mapping anywhere (not fixed).  in mremap_dontunmap_simple()
122 	       "unable to unmap destination mapping");  in mremap_dontunmap_simple()
124 	       "unable to unmap source mapping");  in mremap_dontunmap_simple()
127 // This test validates that MREMAP_DONTUNMAP on a shared mapping works as expected.
147 	// Try to just move the whole mapping anywhere (not fixed).  in mremap_dontunmap_simple_shmem()
154 			"unable to unmap source mapping");  in mremap_dontunmap_simple_shmem()
173 	       "unable to unmap destination mapping");  in mremap_dontunmap_simple_shmem()
175 	       "unable to unmap source mapping");  in mremap_dontunmap_simple_shmem()
186 	// create a mapping up front.  in mremap_dontunmap_simple_fixed()
205 	       "mremap should have placed the remapped mapping at dest_mapping");  in mremap_dontunmap_simple_fixed()
207 	// The dest mapping will have been unmap by mremap so we expect the Xs  in mremap_dontunmap_simple_fixed()
213 	// And the source mapping will have had its ptes dropped.  in mremap_dontunmap_simple_fixed()
219 	       "unable to unmap destination mapping");  in mremap_dontunmap_simple_fixed()
221 	       "unable to unmap source mapping");  in mremap_dontunmap_simple_fixed()
225 // existing mapping.
229 	 *  source mapping:  in mremap_dontunmap_partial_mapping()
237 	 *  With the destination mapping containing 5 pages of As.  in mremap_dontunmap_partial_mapping()
266 	       0, "dest mapping should contain ptes from the source");  in mremap_dontunmap_partial_mapping()
269 	       "unable to unmap destination mapping");  in mremap_dontunmap_partial_mapping()
271 	       "unable to unmap source mapping");  in mremap_dontunmap_partial_mapping()
274 // This test validates that we can remap over only a portion of a mapping.
278 	 *  source mapping:  in mremap_dontunmap_partial_mapping_overwrite()
282 	 *  dest mapping initially:  in mremap_dontunmap_partial_mapping_overwrite()
290 	 *  With the destination mapping containing 5 pages of As.  in mremap_dontunmap_partial_mapping_overwrite()
320 			"dest mapping should contain ptes from the source");  in mremap_dontunmap_partial_mapping_overwrite()
325 			"dest mapping should have retained the last 5 pages");  in mremap_dontunmap_partial_mapping_overwrite()
328 	       "unable to unmap destination mapping");  in mremap_dontunmap_partial_mapping_overwrite()
330 	       "unable to unmap source mapping");  in mremap_dontunmap_partial_mapping_overwrite()