Subject: [RFC PATCH 06/11] powerpc/prom_init: Move prom_radix_disable to __prombss

From: Benjamin Herrenschmidt <[email-masked]>
Date: Thu, 31 May 2018 14:33:44 +1000

Initialize it dynamically instead of statically

Signed-off-by: Benjamin Herrenschmidt <[email-masked]>
---
 arch/powerpc/kernel/prom_init.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 7c3d285750ad..6a7549f64e28 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -173,7 +173,9 @@ static unsigned long __prombss prom_tce_alloc_start;
 static unsigned long __prombss prom_tce_alloc_end;
 #endif
 
-static bool prom_radix_disable __initdata = !IS_ENABLED(CONFIG_PPC_RADIX_MMU_DEFAULT);
+#ifdef CONFIG_PPC_PSERIES
+static bool prom_radix_disable __prombss;
+#endif
 
 struct platform_support {
 	bool hash_mmu;
@@ -640,6 +642,8 @@ static void __init early_cmdline_parse(void)
 #endif
 	}
 
+#ifdef CONFIG_PPC_PSERIES
+	prom_radix_disable = !IS_ENABLED(CONFIG_PPC_RADIX_MMU_DEFAULT);
 	opt = strstr(prom_cmd_line, "disable_radix");
 	if (opt) {
 		opt += 13;
@@ -655,6 +659,7 @@ static void __init early_cmdline_parse(void)
 	}
 	if (prom_radix_disable)
 		prom_debug("Radix disabled from cmdline\n");
+#endif /* CONFIG_PPC_PSERIES */
 }
 
 #ifdef CONFIG_PPC_PSERIES
-- 
2.17.0