[PATCH 2/4] x86: use early_memunmap in arch/x86/kernel/e820.c

[Juergen Gross]

Memory mapped via early_memremap() should be unmapped with
early_memunmap() instead of early_iounmap().

Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
---
 arch/x86/kernel/e820.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 46201de..7d46bb2 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -661,7 +661,7 @@ void __init parse_e820_ext(u64 phys_addr, u32 data_len)
 	extmap = (struct e820entry *)(sdata->data);
 	__append_e820_map(extmap, entries);
 	sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map);
-	early_iounmap(sdata, data_len);
+	early_memunmap(sdata, data_len);
 	printk(KERN_INFO "e820: extended physical RAM map:\n");
 	e820_print_map("extended");
 }
-- 
2.1.4

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