[tip: sched/urgent] sched/rt, sh: Use CONFIG_PREEMPTION

From: tip-bot2 for Thomas Gleixner
Date: Sun Dec 08 2019 - 09:58:46 EST


The following commit has been merged into the sched/urgent branch of tip:

Commit-ID: 7be60ccbc59098f5251edae51bbf08e2d2226da0
Gitweb: https://git.kernel.org/tip/7be60ccbc59098f5251edae51bbf08e2d2226da0
Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Tue, 15 Oct 2019 21:18:05 +02:00
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitterDate: Sun, 08 Dec 2019 14:37:35 +01:00

sched/rt, sh: 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@xxxxxxxxxxxxx>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Rich Felker <dalias@xxxxxxxx>
Cc: Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx>
Cc: linux-sh@xxxxxxxxxxxxxxx
Link: https://lore.kernel.org/r/20191015191821.11479-19-bigeasy@xxxxxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/sh/Kconfig | 2 +-
arch/sh/kernel/cpu/sh5/entry.S | 4 ++--
arch/sh/kernel/entry-common.S | 4 ++--
3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index f356ee6..9ece111 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -108,7 +108,7 @@ config GENERIC_CALIBRATE_DELAY

config GENERIC_LOCKBREAK
def_bool y
- depends on SMP && PREEMPT
+ depends on SMP && PREEMPTION

config ARCH_SUSPEND_POSSIBLE
def_bool n
diff --git a/arch/sh/kernel/cpu/sh5/entry.S b/arch/sh/kernel/cpu/sh5/entry.S
index de68ffd..81c8b64 100644
--- a/arch/sh/kernel/cpu/sh5/entry.S
+++ b/arch/sh/kernel/cpu/sh5/entry.S
@@ -86,7 +86,7 @@
andi r6, ~0xf0, r6; \
putcon r6, SR;

-#ifdef CONFIG_PREEMPT
+#ifdef CONFIG_PREEMPTION
# define preempt_stop() CLI()
#else
# define preempt_stop()
@@ -884,7 +884,7 @@ ret_from_exception:

/* Check softirqs */

-#ifdef CONFIG_PREEMPT
+#ifdef CONFIG_PREEMPTION
pta ret_from_syscall, tr0
blink tr0, ZERO

diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S
index d31f66e..956a7a0 100644
--- a/arch/sh/kernel/entry-common.S
+++ b/arch/sh/kernel/entry-common.S
@@ -41,7 +41,7 @@
*/
#include <asm/dwarf.h>

-#if defined(CONFIG_PREEMPT)
+#if defined(CONFIG_PREEMPTION)
# define preempt_stop() cli ; TRACE_IRQS_OFF
#else
# define preempt_stop()
@@ -84,7 +84,7 @@ ENTRY(ret_from_irq)
get_current_thread_info r8, r0
bt resume_kernel ! Yes, it's from kernel, go back soon

-#ifdef CONFIG_PREEMPT
+#ifdef CONFIG_PREEMPTION
bra resume_userspace
nop
ENTRY(resume_kernel)