Signed-off-by: Hiroshi DOYU <Hiroshi.DOYU@xxxxxxxxx>
---
arch/arm/kernel/setup.c | 14 ++++++++++++++
include/asm-arm/system.h | 2 ++
2 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index b7b0720..1b1e6e4 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -24,6 +24,7 @@
#include <linux/interrupt.h>
#include <linux/smp.h>
#include <linux/fs.h>
+#include <linux/debugfs.h>
#include <asm/cpu.h>
#include <asm/elf.h>
@@ -1007,3 +1008,16 @@ const struct seq_operations cpuinfo_op = {
.stop = c_stop,
.show = c_show
};
+
+#ifdef CONFIG_DEBUG_FS
+struct dentry *arm_debugfs_root;
+static int __init arm_debugfs_init(void)
+{
+ arm_debugfs_root = debugfs_create_dir("arm", NULL);
+ if (IS_ERR(arm_debugfs_root))
+ return PTR_ERR(arm_debugfs_root);
+
+ return 0;
+}
+arch_initcall(arm_debugfs_init);
+#endif
diff --git a/include/asm-arm/system.h b/include/asm-arm/system.h
index 6335de9..a6be185 100644
--- a/include/asm-arm/system.h
+++ b/include/asm-arm/system.h
@@ -378,6 +378,8 @@ extern void enable_hlt(void);
#include <asm-generic/cmpxchg.h>
#endif
+extern struct dentry *arm_debugfs_root;
+
#endif /* __ASSEMBLY__ */
#define arch_align_stack(x) (x)
--
1.5.5.rc2.6.gf58d
--
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