From ca8acf8d84029b395ade8d4562dae2108bb00c17 Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Tue, 13 Aug 2013 10:36:56 -0400 Subject: NFSv4: Add tracepoints for debugging delegations Set up tracepoints to track when delegations are set, reclaimed, returned by the client, or recalled by the server. Signed-off-by: Trond Myklebust --- fs/nfs/delegation.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'fs/nfs/delegation.c') diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c index 7ec4814..ef792f2 100644 --- a/fs/nfs/delegation.c +++ b/fs/nfs/delegation.c @@ -20,6 +20,7 @@ #include "nfs4_fs.h" #include "delegation.h" #include "internal.h" +#include "nfs4trace.h" static void nfs_free_delegation(struct nfs_delegation *delegation) { @@ -160,6 +161,7 @@ void nfs_inode_reclaim_delegation(struct inode *inode, struct rpc_cred *cred, spin_unlock(&delegation->lock); put_rpccred(oldcred); rcu_read_unlock(); + trace_nfs4_reclaim_delegation(inode, res->delegation_type); } else { /* We appear to have raced with a delegation return. */ spin_unlock(&delegation->lock); @@ -344,6 +346,7 @@ int nfs_inode_set_delegation(struct inode *inode, struct rpc_cred *cred, struct spin_lock(&inode->i_lock); nfsi->cache_validity |= NFS_INO_REVAL_FORCED; spin_unlock(&inode->i_lock); + trace_nfs4_set_delegation(inode, res->delegation_type); out: spin_unlock(&clp->cl_lock); -- cgit v1.1