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-rw-r--r--fs/jbd2/journal.c20
1 files changed, 6 insertions, 14 deletions
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index ff07bff88cf9..6ddc5531587c 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -1864,16 +1864,14 @@ void jbd2_journal_put_journal_head(struct journal_head *jh)
/*
* debugfs tunables
*/
-#if defined(CONFIG_JBD2_DEBUG)
-u8 jbd2_journal_enable_debug;
+#ifdef CONFIG_JBD2_DEBUG
+u8 jbd2_journal_enable_debug __read_mostly;
EXPORT_SYMBOL(jbd2_journal_enable_debug);
-#endif
-
-#if defined(CONFIG_JBD2_DEBUG) && defined(CONFIG_DEBUG_FS)
#define JBD2_DEBUG_NAME "jbd2-debug"
-struct dentry *jbd2_debugfs_dir, *jbd2_debug;
+static struct dentry *jbd2_debugfs_dir;
+static struct dentry *jbd2_debug;
static void __init jbd2_create_debugfs_entry(void)
{
@@ -1886,24 +1884,18 @@ static void __init jbd2_create_debugfs_entry(void)
static void __exit jbd2_remove_debugfs_entry(void)
{
- if (jbd2_debug)
- debugfs_remove(jbd2_debug);
- if (jbd2_debugfs_dir)
- debugfs_remove(jbd2_debugfs_dir);
+ debugfs_remove(jbd2_debug);
+ debugfs_remove(jbd2_debugfs_dir);
}
#else
static void __init jbd2_create_debugfs_entry(void)
{
- do {
- } while (0);
}
static void __exit jbd2_remove_debugfs_entry(void)
{
- do {
- } while (0);
}
#endif