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sched/rt, c6x: Use CONFIG_PREEMPTION

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CONFIG_PREEMPTION is selected by CONFIG_PREEMPT and by CONFIG_PREEMPT_RT.
Both PREEMPT and PREEMPT_RT require the same functionality which today
depends on CONFIG_PREEMPT.

Switch the entry code over to use CONFIG_PREEMPTION.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Aurelien Jacquiot <jacquiot.aurelien@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mark Salter <msalter@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linux-c6x-dev@linux-c6x.org
Link: https://lore.kernel.org/r/20191015191821.11479-6-bigeasy@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Thomas Gleixner 2019-10-15 21:17:52 +02:00 committed by Ingo Molnar
parent 916591722c
commit 51466979c7
1 changed files with 4 additions and 4 deletions
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8
arch/c6x/kernel/entry.S
View File

@ -18,7 +18,7 @@
#define DP B14
#define SP B15
#ifndef CONFIG_PREEMPT
#ifndef CONFIG_PREEMPTION
#define resume_kernel restore_all
#endif
@ -287,7 +287,7 @@ work_notifysig:
;; is a little bit different
;;
ENTRY(ret_from_exception)
#ifdef CONFIG_PREEMPT
#ifdef CONFIG_PREEMPTION
MASK_INT B2
#endif
@ -557,7 +557,7 @@ ENDPROC(_nmi_handler)
;;
;; Jump to schedule() then return to ret_from_isr
;;
#ifdef CONFIG_PREEMPT
#ifdef CONFIG_PREEMPTION
resume_kernel:
GET_THREAD_INFO A12
LDW .D1T1 *+A12(THREAD_INFO_PREEMPT_COUNT),A1
@ -582,7 +582,7 @@ preempt_schedule:
B .S2 preempt_schedule_irq
#endif
ADDKPC .S2 preempt_schedule,B3,4
#endif /* CONFIG_PREEMPT */
#endif /* CONFIG_PREEMPTION */
ENTRY(enable_exception)
DINT