26 /* The hypervisor allows one credit per window right now */
54 		 * though the hypervisor suggests that the OS reissue  in hcall_return_busy_check()
137 	 * The hypervisor ignores it if 0 is passed.  in h_modify_vas_window()
156  * This hcall is used to determine the capabilities from the hypervisor.
158  * @query_type: If 0 is passed, the hypervisor returns the overall
160  *		available. Then query the hypervisor to get the
191  * hcall to get fault CRB from the hypervisor.
211  * hypervisor to get the fault CRB on the specific fault. Then
214  * Note: The hypervisor forwards an interrupt for each fault request.
241  * state in the hypervisor. If the NX generates fault interrupt
242  * during this window, the hypervisor will not deliver this
271 	 * On PowerVM, the hypervisor setup and forwards the fault  in allocate_setup_window()
333 	 * requests can be issued simultaneously. But the hypervisor  in vas_allocate_window()
335 	 * The hypervisor introduces 2 different types of credits:  in vas_allocate_window()
373 		 * On PowerVM, domain values are passed to the hypervisor  in vas_allocate_window()
376 		 * The hypervisor selects VAS instance if  in vas_allocate_window()
397 	 *	The hypervisor waits until all NX requests are  in vas_allocate_window()
403 	 * hcall with the same fault IRQ by the hypervisor. It can  in vas_allocate_window()
437 	 * may cause some windows are still open when the hypervisor  in vas_allocate_window()
496 	 * The hypervisor waits for all requests including faults  in deallocate_free_window()
532 	 * VAS window is already closed in the hypervisor when  in vas_deallocate_window()
667 	 * For the core removal, the hypervisor reduces the credits  in reconfig_open_windows()
669 	 * in the hypervisor depends on reduced credits. The kernel  in reconfig_open_windows()
745 	 * hypervisor and return.  in reconfig_open_windows()
753  * The hypervisor reduces the available credits if the LPAR lost core. It
815 		 * Close VAS window in the hypervisor, but do not  in reconfig_close_windows()
823 		 * This failure is from the hypervisor.  in reconfig_close_windows()
834 		 * mismatch with the hypervisor value (should not happen).  in reconfig_close_windows()
944 	 * For shared CPU partition, the hypervisor assigns total credits  in pseries_vas_notifier()
1011 				pr_err("Target credits mismatch with the hypervisor\n");  in vas_migration_handler()