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| author | Thomas Gleixner <tglx@linutronix.de> | 2019-10-24 18:04:58 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-12-08 14:37:32 +0100 |
| commit | fdc5569eaba997852e0bfb57d11af496e4c1fa9a (patch) | |
| tree | 79bdab7aa1a69b6908f5fbf4a388bb7ed4336600 /arch/powerpc/kernel | |
| parent | 7ef858dad9fa6cabfe3b78997c3114cd641de6e3 (diff) | |
| download | linux-fdc5569eaba997852e0bfb57d11af496e4c1fa9a.tar.gz linux-fdc5569eaba997852e0bfb57d11af496e4c1fa9a.tar.bz2 linux-fdc5569eaba997852e0bfb57d11af496e4c1fa9a.zip | |
sched/rt, powerpc: Use CONFIG_PREEMPTION
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.
[bigeasy: +Kconfig]
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>
Acked-by: Michael Ellerman <mpe@ellerman.id.au>
Cc: Christophe Leroy <christophe.leroy@c-s.fr>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linuxppc-dev@lists.ozlabs.org
Link: https://lore.kernel.org/r/20191024160458.vlnf3wlcyjl2ich7@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/powerpc/kernel')
| -rw-r--r-- | arch/powerpc/kernel/entry_32.S | 4 | ||||
| -rw-r--r-- | arch/powerpc/kernel/entry_64.S | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S index d60908ea37fb..e1a4c39b83b8 100644 --- a/arch/powerpc/kernel/entry_32.S +++ b/arch/powerpc/kernel/entry_32.S @@ -897,7 +897,7 @@ resume_kernel: bne- 0b 1: -#ifdef CONFIG_PREEMPT +#ifdef CONFIG_PREEMPTION /* check current_thread_info->preempt_count */ lwz r0,TI_PREEMPT(r2) cmpwi 0,r0,0 /* if non-zero, just restore regs and return */ @@ -921,7 +921,7 @@ resume_kernel: */ bl trace_hardirqs_on #endif -#endif /* CONFIG_PREEMPT */ +#endif /* CONFIG_PREEMPTION */ restore_kuap: kuap_restore r1, r2, r9, r10, r0 diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index 3fd3ef352e3f..a9a1d3cdb523 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -846,7 +846,7 @@ resume_kernel: bne- 0b 1: -#ifdef CONFIG_PREEMPT +#ifdef CONFIG_PREEMPTION /* Check if we need to preempt */ andi. r0,r4,_TIF_NEED_RESCHED beq+ restore @@ -877,7 +877,7 @@ resume_kernel: li r10,MSR_RI mtmsrd r10,1 /* Update machine state */ #endif /* CONFIG_PPC_BOOK3E */ -#endif /* CONFIG_PREEMPT */ +#endif /* CONFIG_PREEMPTION */ .globl fast_exc_return_irq fast_exc_return_irq: |