Fix unsafe d_parent handling in kcephfs
As Zheng points out, there are several places in the kernel client that access d_parent without proper locking:
As we discussed, please write a patch that guarantees safe access to d_parent when parent is not locked.
(__choose_mds, build_dentry_path and probably ceph_encode_dentry_release)
#1 Updated by Jeff Layton over 4 years ago
Patches posted to ceph-devel: