38  * Create a socket and verify SIOCGSKNS returns the correct network namespace.
49 	/* Use SIOCGSKNS to get network namespace */  in TEST()
58 	/* Get current network namespace */  in TEST()
74  * Create a network namespace, create a socket in it, then exit the namespace.
75  * The namespace should remain active while the socket FD is held.
100 		/* Create a socket in the new network namespace */  in TEST()
168 	/* Get network namespace from socket */  in TEST()
180 	 * Namespace should still be active because socket FD keeps it alive.  in TEST()
190 	/* Close socket - namespace should become inactive */  in TEST()
241 	/* Verify all return the same network namespace */  in TEST()
337  * Test multiple sockets keep the same network namespace active.
348 	/* Create new network namespace */  in TEST()
406  * Verify that as long as the socket FD exists, the namespace remains active.
528 	 * Socket FD should still keep namespace active even after  in TEST()
541 	/* Close socket - namespace should become inactive */  in TEST()
566 	/* Verify it matches current namespace */  in TEST()
581  * Verify that a network namespace kept alive by a socket FD appears in
682 	/* Get network namespace from socket */  in TEST()
691 	/* Get namespace ID */  in TEST()
701 	/* Get owner user namespace */  in TEST()
711 	/* Get owner namespace ID */  in TEST()
721 	/* Namespace should appear in listns() output */  in TEST()
732 	/* Search for our network namespace in the list */  in TEST()
760 	/* Close socket - namespace should become inactive and disappear from listns() */  in TEST()
784  * Verify that a network namespace kept alive by a socket FD can be
884 	/* Get network namespace from socket */  in TEST()
897 	/* Get namespace ID */  in TEST()
908 	/* Construct file handle from namespace ID */  in TEST()
916 	/* Reopen namespace using file handle (while socket still keeps it alive) */  in TEST()
927 	/* Verify it's the same namespace */  in TEST()
939 	/* Try to reopen via file handle - should fail since namespace is now inactive */  in TEST()
944 	/* Get network namespace from socket */  in TEST()
954 	/* Reopen namespace using file handle (while socket still keeps it alive) */  in TEST()
965 	/* Verify it's the same namespace */  in TEST()
972 	/* Close socket - namespace should become inactive */  in TEST()
1094 	/* Get network namespace from socket */  in TEST()
1107 	/* Get namespace ID */  in TEST()
1118 	/* Get owner user namespace */  in TEST()
1129 	/* Get owner namespace ID */  in TEST()
1142 	/* Verify namespace appears in listns() */  in TEST()
1166 	/* Construct file handle from namespace ID */  in TEST()
1191 	/* Try to reopen via file handle - should fail since namespace is now inactive */  in TEST()
1196 	/* Get network namespace from socket */  in TEST()
1206 	/* Verify namespace appears in listns() */  in TEST()
1232 	/* Verify namespace appears in listns() */  in TEST()
1261  * Test multi-level namespace resurrection across three user namespace levels.
1263  * This test creates a complex namespace hierarchy with three levels of user
1264  * namespaces and a network namespace at the deepest level. It verifies that
1266  * socket from an inactive namespace tree, and that listns() and
1271  *          net_L3A (0)                <- Level 3 network namespace
1274  *          userns_L3 (0)              <- Level 3 user namespace
1277  *          userns_L2 (0)              <- Level 2 user namespace
1280  *          userns_L1 (0)              <- Level 1 user namespace
1301 	/* Namespace file descriptors to be received from child */  in TEST()
1403 				/* Create network namespace at level 3 */  in TEST()
1611 	 * doesn't keep the namespace active - we need to call SIOCGSKNS which  in TEST()
1612 	 * will resurrect the entire namespace tree by taking active references.  in TEST()
1615 	/* Get network namespace from socket - this resurrects the tree */  in TEST()
1625 	/* Get namespace ID for net_L3A */  in TEST()
1636 	/* Get owner user namespace chain: userns_L3 -> userns_L2 -> userns_L1 */  in TEST()
1759 	 * Test 4: Verify file handle no longer works for inactive namespace.  in TEST()
1767 	TH_LOG("Inactive namespace correctly cannot be reopened via file handle");  in TEST()
1772 	 * the namespace tree once more.  in TEST()
1777 	TH_LOG("Called SIOCGSKNS again to resurrect the namespace tree");  in TEST()
1779 	/* Verify the namespace tree is resurrected and visible in listns() */  in TEST()