kbuild test robot report below error for randconfig:
arch/x86/kernel/ksysfs.c: In function 'get_setup_data_paddr':
>> arch/x86/kernel/ksysfs.c:81:3: error: implicit declaration of function
>> 'ioremap_cache' [-Werror=implicit-function-declaration]
data = ioremap_cache(pa_data, sizeof(*data));
^
>> arch/x86/kernel/ksysfs.c:86:3: error: implicit declaration of function
>> 'iounmap' [-Werror=implicit-function-declaration]
iounmap(data);
^
Fix it by including <asm/io.h> in ksysfs.c
Signed-off-by: Dave Young <dyo...@redhat.com>
---
arch/x86/kernel/ksysfs.c | 1 +
1 file changed, 1 insertion(+)
Index: linux/arch/x86/kernel/ksysfs.c
===================================================================
--- linux.orig/arch/x86/kernel/ksysfs.c
+++ linux/arch/x86/kernel/ksysfs.c
@@ -16,6 +16,7 @@
#include <linux/stat.h>
#include <linux/slab.h>
#include <linux/mm.h>
+#include <asm/io.h>
#include <asm/setup.h>
--
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