The patch titled
Subject: mm/vmstat.c: remov debug fs entries on failure of file creation and made extfrag_debug_root dentry local
has been added to the -mm tree. Its filename is
mm-vmstatc-remov-debug-fs-entries-on-failure-of-file-creation-and-made-extfrag_debug_root-dentry-local.patch
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From: Sasikantha babu <sasikanth.v19@xxxxxxxxx>
Subject: mm/vmstat.c: remov debug fs entries on failure of file creation and made extfrag_debug_root dentry local
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>
Acked-by: David Rientjes <rientjes@xxxxxxxxxx>
Acked-by: Mel Gorman <mel@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/vmstat.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff -puN mm/vmstat.c~mm-vmstatc-remov-debug-fs-entries-on-failure-of-file-creation-and-made-extfrag_debug_root-dentry-local mm/vmstat.c
--- a/mm/vmstat.c~mm-vmstatc-remov-debug-fs-entries-on-failure-of-file-creation-and-made-extfrag_debug_root-dentry-local
+++ a/mm/vmstat.c
@@ -1223,7 +1223,6 @@ 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
@@ -1361,19 +1360,24 @@ static const struct file_operations extf
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))
- return -ENOMEM;
+ goto fail;
if (!debugfs_create_file("extfrag_index", 0444,
extfrag_debug_root, NULL, &extfrag_file_ops))
- return -ENOMEM;
+ goto fail;
return 0;
+fail:
+ debugfs_remove_recursive(extfrag_debug_root);
+ return -ENOMEM;
}
module_init(extfrag_debug_init);
_
Subject: Subject: mm/vmstat.c: remov debug fs entries on failure of file creation and made extfrag_debug_root dentry local
Patches currently in -mm which might be from sasikanth.v19@xxxxxxxxx are
mm-vmstatc-remov-debug-fs-entries-on-failure-of-file-creation-and-made-extfrag_debug_root-dentry-local.patch
sethostname-setdomainname-notify-userspace-when-there-is-a-change-in-uts_kern_table.patch
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