cgroup: we can use simple_lookup() now (786e1448) · Commits · e / devices / android_kernel_xiaomi_markw

kernel/cgroup.c

+1 −10

Original line number	Diff line number	Diff line
		@@ -802,7 +802,6 @@ static struct cgroup task_cgroup_from_root(struct task_struct task,
		*/

		static int cgroup_mkdir(struct inode dir, struct dentry dentry, umode_t mode);
		static struct dentry cgroup_lookup(struct inode , struct dentry *, unsigned int);
		static int cgroup_rmdir(struct inode unused_dir, struct dentry dentry);
		static int cgroup_populate_dir(struct cgroup *cgrp, bool base_files,
		unsigned long subsys_mask);
		@@ -2642,7 +2641,7 @@ static const struct inode_operations cgroup_file_inode_operations = {
		};

		static const struct inode_operations cgroup_dir_inode_operations = {
		.lookup = cgroup_lookup,
		.lookup = simple_lookup,
		.mkdir = cgroup_mkdir,
		.rmdir = cgroup_rmdir,
		.rename = cgroup_rename,
		@@ -2652,14 +2651,6 @@ static const struct inode_operations cgroup_dir_inode_operations = {
		.removexattr = cgroup_removexattr,
		};

		static struct dentry cgroup_lookup(struct inode dir, struct dentry *dentry, unsigned int flags)
		{
		if (dentry->d_name.len > NAME_MAX)
		return ERR_PTR(-ENAMETOOLONG);
		d_add(dentry, NULL);
		return NULL;
		}

		/*
		* Check if a file is a control file
		*/