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path: root/fs/kernfs/file.c
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Diffstat (limited to 'fs/kernfs/file.c')
-rw-r--r--fs/kernfs/file.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/kernfs/file.c b/fs/kernfs/file.c
index 8502ef68459b..66fe8fe41f06 100644
--- a/fs/kernfs/file.c
+++ b/fs/kernfs/file.c
@@ -911,9 +911,11 @@ repeat:
/* kick fsnotify */
down_read(&root->kernfs_supers_rwsem);
+ down_read(&root->kernfs_rwsem);
list_for_each_entry(info, &kernfs_root(kn)->supers, node) {
struct kernfs_node *parent;
struct inode *p_inode = NULL;
+ const char *kn_name;
struct inode *inode;
struct qstr name;
@@ -927,7 +929,8 @@ repeat:
if (!inode)
continue;
- name = (struct qstr)QSTR_INIT(kn->name, strlen(kn->name));
+ kn_name = kernfs_rcu_name(kn);
+ name = QSTR(kn_name);
parent = kernfs_get_parent(kn);
if (parent) {
p_inode = ilookup(info->sb, kernfs_ino(parent));
@@ -947,6 +950,7 @@ repeat:
iput(inode);
}
+ up_read(&root->kernfs_rwsem);
up_read(&root->kernfs_supers_rwsem);
kernfs_put(kn);
goto repeat;