From: Jeff Layton <jlayton@xxxxxxxxxx>
This is required so that we know to invalidate these dentries when the
directory is unlocked.
Tested-by: Luís Henriques <lhenriques@xxxxxxx>
Tested-by: Venky Shankar <vshankar@xxxxxxxxxx>
Reviewed-by: Luís Henriques <lhenriques@xxxxxxx>
Reviewed-by: Xiubo Li <xiubli@xxxxxxxxxx>
Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
---
fs/ceph/dir.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 0b8283611023..4d8b4e131cf7 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -760,6 +760,17 @@ static struct dentry *ceph_lookup(struct inode *dir, struct dentry *dentry,
if (dentry->d_name.len > NAME_MAX)
return ERR_PTR(-ENAMETOOLONG);
+ if (IS_ENCRYPTED(dir)) {
+ err = __fscrypt_prepare_readdir(dir);
+ if (err)
+ return ERR_PTR(err);
+ if (!fscrypt_has_encryption_key(dir)) {
+ spin_lock(&dentry->d_lock);
+ dentry->d_flags |= DCACHE_NOKEY_NAME;
+ spin_unlock(&dentry->d_lock);
+ }
+ }
+
/* can we conclude ENOENT locally? */
if (d_really_is_negative(dentry)) {
struct ceph_inode_info *ci = ceph_inode(dir);
--
2.40.1
