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| author |   Thomas Gleixner <tglx@linutronix.de> | 2019-10-15 21:17:59 +0200 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2019-12-08 14:37:34 +0100 |
| commit | 098fa51b1d054fbc9ec1286a3c74231aebd6ff15 (patch) | |
| tree | 91a8210bd2cf7764b71010dd8ab706d2b248bd39 | |
| parent | sched/rt, microblaze: Use CONFIG_PREEMPTION (diff) | |
| download | linux-dev-098fa51b1d054fbc9ec1286a3c74231aebd6ff15.tar.xz linux-dev-098fa51b1d054fbc9ec1286a3c74231aebd6ff15.zip | |
sched/rt, MIPS: 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 and assmebly macros 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: James Hogan <jhogan@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul Burton <paul.burton@mips.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-mips@vger.kernel.org
Link: https://lore.kernel.org/r/20191015191821.11479-13-bigeasy@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
| -rw-r--r-- | arch/mips/include/asm/asmmacro.h | 4 | ||||
| -rw-r--r-- | arch/mips/kernel/entry.S | 6 |
2 files changed, 5 insertions, 5 deletions
diff --git a/arch/mips/include/asm/asmmacro.h b/arch/mips/include/asm/asmmacro.h index feb069cbf44e..655f40ddb6d1 100644 --- a/arch/mips/include/asm/asmmacro.h +++ b/arch/mips/include/asm/asmmacro.h @@ -63,7 +63,7 @@ .endm .macro local_irq_disable reg=t0 -#ifdef CONFIG_PREEMPT +#ifdef CONFIG_PREEMPTION lw \reg, TI_PRE_COUNT($28) addi \reg, \reg, 1 sw \reg, TI_PRE_COUNT($28) @@ -73,7 +73,7 @@ xori \reg, \reg, 1 mtc0 \reg, CP0_STATUS irq_disable_hazard -#ifdef CONFIG_PREEMPT +#ifdef CONFIG_PREEMPTION lw \reg, TI_PRE_COUNT($28) addi \reg, \reg, -1 sw \reg, TI_PRE_COUNT($28) diff --git a/arch/mips/kernel/entry.S b/arch/mips/kernel/entry.S index 5469d43b6966..4849a48afc0f 100644 --- a/arch/mips/kernel/entry.S +++ b/arch/mips/kernel/entry.S @@ -19,7 +19,7 @@ #include <asm/thread_info.h> #include <asm/war.h> -#ifndef CONFIG_PREEMPT +#ifndef CONFIG_PREEMPTION #define resume_kernel restore_all #else #define __ret_from_irq ret_from_exception @@ -27,7 +27,7 @@ .text .align 5 -#ifndef CONFIG_PREEMPT +#ifndef CONFIG_PREEMPTION FEXPORT(ret_from_exception) local_irq_disable # preempt stop b __ret_from_irq @@ -53,7 +53,7 @@ resume_userspace: bnez t0, work_pending j restore_all -#ifdef CONFIG_PREEMPT +#ifdef CONFIG_PREEMPTION resume_kernel: local_irq_disable lw t0, TI_PRE_COUNT($28) |