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authorPaul Mundt <lethal@linux-sh.org>2008-03-07 17:19:58 +0900
committerPaul Mundt <lethal@linux-sh.org>2008-04-18 09:50:01 -0700
commitb9e393c2babb8b6956de52fc580b7c23f3629232 (patch)
tree94b02b6698c39c34da3100e79836cc2555e35e35
parentb420b1a7a17ea88531d0e12b2f2679a0c8365803 (diff)
sh: Create an sh debugfs root.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
-rw-r--r--arch/sh/kernel/setup.c14
-rw-r--r--arch/sh/mm/cache-debugfs.c4
-rw-r--r--arch/sh/mm/pmb.c2
-rw-r--r--include/asm-sh/system.h2
4 files changed, 19 insertions, 3 deletions
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index ff4f54a47c0..23bc707c2b0 100644
--- 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 db6d950b6f5..c5b56d52b7d 100644
--- 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 ab81c602295..0b0ec6e0475 100644
--- 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 5145aa2a0ce..e65b6b822cb 100644
--- 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
*/