Unverified Commit f9fac1f4 authored by Christian Brauner's avatar Christian Brauner
Browse files

pidfs: add some CONFIG_DEBUG_VFS asserts 

Allow to catch some obvious bugs.

Link: https://lore.kernel.org/20250618-work-pidfs-persistent-v2-16-98f3456fd552@kernel.org


Reviewed-by: default avatarAlexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com>
Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent 8c2ab041

fs/pidfs.c

+4 −0
Original line number Diff line number Diff line
@@ -809,6 +809,8 @@ static struct dentry *pidfs_fh_to_dentry(struct super_block *sb, 
	if (ret < 0)

		return ERR_PTR(ret);



	VFS_WARN_ON_ONCE(!pid->attr);



	mntput(path.mnt);

	return path.dentry;

}
@@ -1038,6 +1040,8 @@ struct file *pidfs_alloc_file(struct pid *pid, unsigned int flags) 
	if (ret < 0)

		return ERR_PTR(ret);



	VFS_WARN_ON_ONCE(!pid->attr);



	flags &= ~PIDFD_STALE;

	flags |= O_RDWR;

	pidfd_file = dentry_open(&path, flags, current_cred());