devtmpfs: factor out setup part of devtmpfsd() (0ff0e95e) · Commits · 戴 / test

drivers/base/devtmpfs.c

+12 −5

Original line number	Original line	Diff line number	Diff line
	@@ -388,7 +388,7 @@ static int handle(const char *name, umode_t mode, kuid_t uid, kgid_t gid,
	return handle_remove(name, dev);		return handle_remove(name, dev);
	}		}

	static int devtmpfsd(void *p)		static int devtmpfs_setup(void *p)
	{		{
	int err;		int err;

	@@ -400,7 +400,18 @@ static int devtmpfsd(void *p)
	goto out;		goto out;
	ksys_chdir("/.."); /* will traverse into overmounted root */		ksys_chdir("/.."); /* will traverse into overmounted root */
	ksys_chroot(".");		ksys_chroot(".");
			out:
			(int )p = err;
	complete(&setup_done);		complete(&setup_done);
			return err;
			}

			static int devtmpfsd(void *p)
			{
			int err = devtmpfs_setup(p);

			if (err)
			return err;
	while (1) {		while (1) {
	spin_lock(&req_lock);		spin_lock(&req_lock);
	while (requests) {		while (requests) {
	@@ -421,10 +432,6 @@ static int devtmpfsd(void *p)
	schedule();		schedule();
	}		}
	return 0;		return 0;
	out:
	(int )p = err;
	complete(&setup_done);
	return err;
	}		}

	/*		/*