"Please Ignore my previous patch in which I had used alias name"
Removed debug fs files and directory on failure. Since no one using "extfrag_debug_root" dentry outside of function
extfrag_debug_init made it local to the function.
Signed-off-by: Sasikantha babu <sasikanth.v19@xxxxxxxxx>
---
mm/vmstat.c | 11 ++++++++---
1 files changed, 8 insertions(+), 3 deletions(-)
diff --git a/mm/vmstat.c b/mm/vmstat.c
index f600557..ddae476 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1220,7 +1220,6 @@ module_init(setup_vmstat)
#if defined(CONFIG_DEBUG_FS) && defined(CONFIG_COMPACTION)
#include <linux/debugfs.h>
-static struct dentry *extfrag_debug_root;
/*
* Return an index indicating how much of the available free memory is
@@ -1358,17 +1357,23 @@ static const struct file_operations extfrag_file_ops = {
static int __init extfrag_debug_init(void)
{
+ struct dentry *extfrag_debug_root;
+
extfrag_debug_root = debugfs_create_dir("extfrag", NULL);
if (!extfrag_debug_root)
return -ENOMEM;
if (!debugfs_create_file("unusable_index", 0444,
- extfrag_debug_root, NULL, &unusable_file_ops))
+ extfrag_debug_root, NULL, &unusable_file_ops)) {
+ debugfs_remove (extfrag_debug_root);
return -ENOMEM;
+ }
if (!debugfs_create_file("extfrag_index", 0444,
- extfrag_debug_root, NULL, &extfrag_file_ops))
+ extfrag_debug_root, NULL, &extfrag_file_ops)) {
+ debugfs_remove_recursive (extfrag_debug_root);
return -ENOMEM;
+ }
return 0;
}
--
1.7.3.4
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