misc/vmw_vmci/vmci_route.c

18  * devices.  Will set the source context if it is invalid.
41 	/* Must have a valid destination context. */
42 	if (VMCI_INVALID_ID == dst->context)
46 	if (VMCI_HYPERVISOR_CONTEXT_ID == dst->context) {
63 		/* And we cannot send if the source is the host context. */
64 		if (VMCI_HOST_CONTEXT_ID == src->context)
69 		 * respect it (both context and resource are invalid).
70 		 * However, if they passed only an invalid context,
72 		 * should set the real context here before passing it
75 		if (VMCI_INVALID_ID == src->context &&
77 			src->context = vmci_get_context_id();
85 	if (VMCI_HOST_CONTEXT_ID == dst->context) {
92 		 * way to remove any ambiguity from the host context.
94 		if (src->context == VMCI_HYPERVISOR_CONTEXT_ID) {
112 			/* If no source context then use the current. */
113 			if (VMCI_INVALID_ID == src->context)
114 				src->context = vmci_get_context_id();
130 		if (VMCI_INVALID_ID == src->context) {
133 			 * valid context.  Otherwise we can use the
134 			 * host context.
139 			src->context = VMCI_HOST_CONTEXT_ID;
152 		/* It will have a context if it is meant for a guest. */
153 		if (vmci_ctx_exists(dst->context)) {
154 			if (VMCI_INVALID_ID == src->context) {
157 				 * must have a valid context.
159 				 * context.
165 				src->context = VMCI_HOST_CONTEXT_ID;
166 			} else if (VMCI_CONTEXT_IS_VM(src->context) &&
167 				   src->context != dst->context) {
173 				 * VM since there is a valid context.
185 			 * without an active context, and we can't
208 	/* If no source context then use the current context. */
209 	if (VMCI_INVALID_ID == src->context)
210 		src->context = vmci_get_context_id();