Name
__d_rcu_to_refcount —
take a refcount on dentry if sequence check is ok
Synopsis
int __d_rcu_to_refcount ( | struct dentry * dentry, |
| | unsigned seq); |
Arguments
dentry
dentry to take a ref on
seq
seqcount to verify against
Returns
0 on failure, else 1.
__d_rcu_to_refcount operates on a dentry,seq pair that was returned
by __d_lookup_rcu, to get a reference on an rcu-walk dentry.