fs: dcache scale dentry refcount

[mirror_ubuntu-bionic-kernel.git] / kernel / cgroup.c

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 746055b214d7a84077bb5a166dd477d357ae9a84..eb7af39350c661a9202b7bc20488d18c3ee60602 100644 (file)
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -3655,9 +3655,7 @@ again:
        list_del(&cgrp->sibling);
        cgroup_unlock_hierarchy(cgrp->root);
 
-       spin_lock(&cgrp->dentry->d_lock);
        d = dget(cgrp->dentry);
-       spin_unlock(&d->d_lock);
 
        cgroup_d_remove_dir(d);
        dput(d);