33  * Any bug related to task migration is likely to be timing-dependent; perform
87 		 * that a migration may have occurred in between rseq and sched  in migration_worker()
88 		 * CPU ID reads.  An odd sequence count indicates a migration  in migration_worker()
90 		 * a migration occurred since the count was last read.  in migration_worker()
112 		 *  1. To allow sched_setaffinity() to prompt migration before  in migration_worker()
129 		 *     before the next round of migration.  The test's check on  in migration_worker()
130 		 *     the rseq CPU ID must wait for migration to complete in  in migration_worker()
132 		 *     will be missed if the next migration starts before the  in migration_worker()
193 		       "Only one usable CPU, task migration not possible");  in calc_min_max_cpu()
252 		 * Verify rseq's CPU matches sched's CPU.  Ensure migration  in main()
255 		 * count is odd (migration in-progress).  in main()
260 			 * i.e. if a migration is in-progress.  in main()
266 			 * in a single "no migration" window, i.e. are not reordered  in main()
284 	 * getcpu() to stabilize.  A 2:1 migration:KVM_RUN ratio is a fairly  in main()
286 	 * migrations given the 1us+ delay in the migration task.  in main()
288 	 * Another reason why it may have small migration:KVM_RUN ratio is that,  in main()