sh: Create an sh debugfs root.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index ff4f54a..23bc707 100644 (file)
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -23,6 +23,8 @@
 #include <linux/kexec.h>
 #include <linux/module.h>
 #include <linux/smp.h>
+#include <linux/err.h>
+#include <linux/debugfs.h>
 #include <asm/uaccess.h>
 #include <asm/io.h>
 #include <asm/page.h>
@@ -443,3 +445,15 @@ const struct seq_operations cpuinfo_op = {
        .show   = show_cpuinfo,
 };
 #endif /* CONFIG_PROC_FS */
+
+struct dentry *sh_debugfs_root;
+
+static int __init sh_debugfs_init(void)
+{
+       sh_debugfs_root = debugfs_create_dir("sh", NULL);
+       if (IS_ERR(sh_debugfs_root))
+               return PTR_ERR(sh_debugfs_root);
+
+       return 0;
+}
+arch_initcall(sh_debugfs_init);

diff --git a/arch/sh/mm/cache-debugfs.c b/arch/sh/mm/cache-debugfs.c
index db6d950..c5b56d5 100644 (file)
--- a/arch/sh/mm/cache-debugfs.c
+++ b/arch/sh/mm/cache-debugfs.c
@@ -127,13 +127,13 @@ static int __init cache_debugfs_init(void)
 {
        struct dentry *dcache_dentry, *icache_dentry;
 
-       dcache_dentry = debugfs_create_file("dcache", S_IRUSR, NULL,
+       dcache_dentry = debugfs_create_file("dcache", S_IRUSR, sh_debugfs_root,
                                            (unsigned int *)CACHE_TYPE_DCACHE,
                                            &cache_debugfs_fops);
        if (IS_ERR(dcache_dentry))
                return PTR_ERR(dcache_dentry);
 
-       icache_dentry = debugfs_create_file("icache", S_IRUSR, NULL,
+       icache_dentry = debugfs_create_file("icache", S_IRUSR, sh_debugfs_root,
                                            (unsigned int *)CACHE_TYPE_ICACHE,
                                            &cache_debugfs_fops);
        if (IS_ERR(icache_dentry)) {

diff --git a/arch/sh/mm/pmb.c b/arch/sh/mm/pmb.c
index ab81c60..0b0ec6e 100644 (file)
--- a/arch/sh/mm/pmb.c
+++ b/arch/sh/mm/pmb.c
@@ -393,7 +393,7 @@ static int __init pmb_debugfs_init(void)
        struct dentry *dentry;
 
        dentry = debugfs_create_file("pmb", S_IFREG | S_IRUGO,
-                                    NULL, NULL, &pmb_debugfs_fops);
+                                    sh_debugfs_root, NULL, &pmb_debugfs_fops);
        if (IS_ERR(dentry))
                return PTR_ERR(dentry);
 

diff --git a/include/asm-sh/system.h b/include/asm-sh/system.h
index 5145aa2..e65b6b8 100644 (file)
--- a/include/asm-sh/system.h
+++ b/include/asm-sh/system.h
@@ -146,6 +146,8 @@ extern unsigned int instruction_size(unsigned int insn);
 
 extern unsigned long cached_to_uncached;
 
+extern struct dentry *sh_debugfs_root;
+
 /* XXX
  * disable hlt during certain critical i/o operations
  */