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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2018-10-15 13:49:54 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2018-10-19 00:56:17 +1100
commitc886087caee759790db47f345f8382d653015de3 (patch)
tree6f0b8ad6acecc8876e60ac0ed60fa3266fe92eed /arch/powerpc/kernel/prom_init.c
parent11fdb309341ca1ba2e3d03fd1c9c0c6aedaea0b6 (diff)
downloadlinux-c886087caee759790db47f345f8382d653015de3.tar.gz
powerpc/prom_init: Move prom_radix_disable to __prombss
Initialize it dynamically instead of statically

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/prom_init.c')
-rw-r--r--arch/powerpc/kernel/prom_init.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 84f763e0fe1d..7a5eb0192562 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -172,7 +172,9 @@ 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;
@@ -665,6 +667,8 @@ 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;
@@ -680,6 +684,7 @@ 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