linux-kernel - [PATCH 1/7] powerpc/fadump: define an empty fadump

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Message-Id: <a2ac33258063682558fe0cac8eedcbd28aa4a141.1553242059.git.christophe.leroy@c-s.fr>
Date:   Fri, 22 Mar 2019 08:08:39 +0000 (UTC)
From:   Christophe Leroy <christophe.leroy@....fr>
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 1/7] powerpc/fadump: define an empty fadump_cleanup()

To avoid #ifdefs, define an static inline fadump_cleanup() function
when CONFIG_FADUMP is not selected

Signed-off-by: Christophe Leroy <christophe.leroy@....fr>
---
 arch/powerpc/include/asm/fadump.h  | 1 +
 arch/powerpc/kernel/setup-common.c | 2 --
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/powerpc/include/asm/fadump.h b/arch/powerpc/include/asm/fadump.h
index 188776befaf9..e2099c0a15c3 100644
--- a/arch/powerpc/include/asm/fadump.h
+++ b/arch/powerpc/include/asm/fadump.h
@@ -219,5 +219,6 @@ extern void fadump_cleanup(void);
 static inline int is_fadump_active(void) { return 0; }
 static inline int should_fadump_crash(void) { return 0; }
 static inline void crash_fadump(struct pt_regs *regs, const char *str) { }
+static inline void fadump_cleanup(void) { }
 #endif
 #endif
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 2e5dfb6e0823..971f50d99d87 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -133,13 +133,11 @@ int crashing_cpu = -1;
 /* also used by kexec */
 void machine_shutdown(void)
 {
-#ifdef CONFIG_FA_DUMP
 	/*
 	 * if fadump is active, cleanup the fadump registration before we
 	 * shutdown.
 	 */
 	fadump_cleanup();
-#endif
 
 	if (ppc_md.machine_shutdown)
 		ppc_md.machine_shutdown();
-- 
2.13.3