linux-kernel - [PATCH v1] powerpc/process: Replace an #ifdef CONFIG_PPC_47x by IS

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Message-Id: <ac8da0e3baa91dda805e1e492fd65aecd90c1fb5.1597643156.git.christophe.leroy@csgroup.eu>
Date:   Mon, 17 Aug 2020 05:46:41 +0000 (UTC)
From:   Christophe Leroy <christophe.leroy@...roup.eu>
To:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH v1] powerpc/process: Replace an #ifdef CONFIG_PPC_47x by
 IS_ENABLED()

isync() is always defined, no need for an #ifdef.

Replace it by IS_ENABLED(CONFIG_PPC_47x).

Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>
---
 arch/powerpc/kernel/process.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index e86e28c28259..fd3e11663613 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -777,9 +777,8 @@ static void switch_hw_breakpoint(struct task_struct *new)
 static inline int __set_dabr(unsigned long dabr, unsigned long dabrx)
 {
 	mtspr(SPRN_DAC1, dabr);
-#ifdef CONFIG_PPC_47x
-	isync();
-#endif
+	if (IS_ENABLED(CONFIG_PPC_47x))
+		isync();
 	return 0;
 }
 #elif defined(CONFIG_PPC_BOOK3S)
-- 
2.25.0