From 4aa7c6346be395bdf776f82bbb2e3e2bc60bdd2b Mon Sep 17 00:00:00 2001 From: Miklos Szeredi Date: Fri, 24 Oct 2014 00:14:35 +0200 Subject: vfs: add i_op->dentry_open() Add a new inode operation i_op->dentry_open(). This is for stacked filesystems that want to return a struct file from a different filesystem. Signed-off-by: Miklos Szeredi --- fs/namei.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'fs/namei.c') diff --git a/fs/namei.c b/fs/namei.c index 43927d14db67..75306b3c9526 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -3064,9 +3064,12 @@ finish_open_created: error = may_open(&nd->path, acc_mode, open_flag); if (error) goto out; - file->f_path.mnt = nd->path.mnt; - error = finish_open(file, nd->path.dentry, NULL, opened); - if (error) { + + BUG_ON(*opened & FILE_OPENED); /* once it's opened, it's opened */ + error = vfs_open(&nd->path, file, current_cred()); + if (!error) { + *opened |= FILE_OPENED; + } else { if (error == -EOPENSTALE) goto stale_open; goto out; -- cgit v1.2.3