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-rw-r--r--arch/x86/include/asm/prom.h5
-rw-r--r--arch/x86/kernel/devicetree.c6
-rw-r--r--arch/x86/kernel/setup.c2
3 files changed, 8 insertions, 5 deletions
diff --git a/arch/x86/include/asm/prom.h b/arch/x86/include/asm/prom.h
index b716d291d0d4..65dee2420624 100644
--- a/arch/x86/include/asm/prom.h
+++ b/arch/x86/include/asm/prom.h
@@ -31,6 +31,11 @@ static inline void x86_dtb_init(void) { }
#define of_ioapic 0
#endif
+#ifdef CONFIG_OF_EARLY_FLATTREE
+void x86_flattree_get_config(void);
+#else
+static inline void x86_flattree_get_config(void) { }
+#endif
extern char cmd_line[COMMAND_LINE_SIZE];
#endif /* __ASSEMBLY__ */
diff --git a/arch/x86/kernel/devicetree.c b/arch/x86/kernel/devicetree.c
index 87d38f17ff5c..afd09924094e 100644
--- a/arch/x86/kernel/devicetree.c
+++ b/arch/x86/kernel/devicetree.c
@@ -278,7 +278,7 @@ static void __init dtb_apic_setup(void)
}
#ifdef CONFIG_OF_EARLY_FLATTREE
-static void __init x86_flattree_get_config(void)
+void __init x86_flattree_get_config(void)
{
u32 size, map_len;
void *dt;
@@ -300,14 +300,10 @@ static void __init x86_flattree_get_config(void)
unflatten_and_copy_device_tree();
early_memunmap(dt, map_len);
}
-#else
-static inline void x86_flattree_get_config(void) { }
#endif
void __init x86_dtb_init(void)
{
- x86_flattree_get_config();
-
if (!of_have_populated_dt())
return;
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index b9145a63da77..ef73704fa27f 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -1221,6 +1221,8 @@ void __init setup_arch(char **cmdline_p)
early_acpi_boot_init();
+ x86_flattree_get_config();
+
initmem_init();
dma_contiguous_reserve(max_pfn_mapped << PAGE_SHIFT);