$PREEMPT (reference) in projects: linux

25 RCU-bh: Do one with PREEMPT and one with !PREEMPT.
26 RCU-sched: Do one with PREEMPT but not BOOST.

2 PREEMPT

106 UP systems, including PREEMPT SMP builds running on UP systems.

63 	PREEMPT,  enumerator
3707 					res_key, sa_res_key, PREEMPT);  in target_scsi3_emulate_pr_out()

/linux/tools/testing/selftests/rcutorture/doc/
H A D	TREE_RCU-kconfig.txt	`25 RCU-bh: Do one with PREEMPT and one with !PREEMPT. 26 RCU-sched: Do one with PREEMPT but not BOOST.`
/linux/tools/testing/selftests/rcutorture/configs/refscale/
H A D	CFLIST	`2 PREEMPT`
/linux/tools/testing/selftests/rcutorture/configs/scf/
H A D	CFLIST	`2 PREEMPT`
/linux/kernel/
H A D	Kconfig.preempt	`56 config PREEMPT config in choice9a51a7b20104`
/linux/Documentation/RCU/
H A D	UP.rst	`106 UP systems, including PREEMPT SMP builds running on UP systems.`
/linux/kernel/rcu/
H A D	Kconfig.debug	`205 select PREEMPT_COUNT if PREEMPT=n`
/linux/drivers/target/
H A D	target_core_pr.c	`63 PREEMPT, enumerator 3707 res_key, sa_res_key, PREEMPT); in target_scsi3_emulate_pr_out()`