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()
128 // This test validates that MREMAP_DONTUNMAP on a shared mapping works as expected.
148 	// Try to just move the whole mapping anywhere (not fixed).  in mremap_dontunmap_simple_shmem()
155 			"unable to unmap source mapping");  in mremap_dontunmap_simple_shmem()
174 	       "unable to unmap destination mapping");  in mremap_dontunmap_simple_shmem()
176 	       "unable to unmap source mapping");  in mremap_dontunmap_simple_shmem()
188 	// create a mapping up front.  in mremap_dontunmap_simple_fixed()
207 	       "mremap should have placed the remapped mapping at dest_mapping");  in mremap_dontunmap_simple_fixed()
209 	// The dest mapping will have been unmap by mremap so we expect the Xs  in mremap_dontunmap_simple_fixed()
215 	// And the source mapping will have had its ptes dropped.  in mremap_dontunmap_simple_fixed()
221 	       "unable to unmap destination mapping");  in mremap_dontunmap_simple_fixed()
223 	       "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()
278 // This test validates that we can remap over only a portion of a mapping.
282 	 *  source mapping:  in mremap_dontunmap_partial_mapping_overwrite()
286 	 *  dest mapping initially:  in mremap_dontunmap_partial_mapping_overwrite()
294 	 *  With the destination mapping containing 5 pages of As.  in mremap_dontunmap_partial_mapping_overwrite()
324 			"dest mapping should contain ptes from the source");  in mremap_dontunmap_partial_mapping_overwrite()
329 			"dest mapping should have retained the last 5 pages");  in mremap_dontunmap_partial_mapping_overwrite()
332 	       "unable to unmap destination mapping");  in mremap_dontunmap_partial_mapping_overwrite()
334 	       "unable to unmap source mapping");  in mremap_dontunmap_partial_mapping_overwrite()