__d_rcu_to_refcount man page on Oracle

__d_rcu_to_refcount man page on Oracle

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__D_RCU_TO_REFCOUNT(9)		 The Linux VFS		__D_RCU_TO_REFCOUNT(9)

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.

COPYRIGHT
Kernel Hackers Manual 3.8.	   June 2014		__D_RCU_TO_REFCOUNT(9)

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