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| author | Trond Myklebust <trond.myklebust@hammerspace.com> | 2020-02-07 19:38:12 -0500 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2020-03-16 08:34:29 -0400 |
| commit | 6129650720207feb768f2161d58f3e398ca2805d (patch) | |
| tree | 8b7c775f3ef8b5fa449620537e10d60835c69b7c | |
| parent | 542b994bdb2662d38f1a400adf3e5da3adceb50d (diff) | |
| download | lwn-6129650720207feb768f2161d58f3e398ca2805d.tar.gz lwn-6129650720207feb768f2161d58f3e398ca2805d.zip | |
NFSv4: Avoid referencing the cred unnecessarily during NFSv4 I/O
Avoid unnecessary references to the cred when we have already referenced
it through the open context or the open owner.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
| -rw-r--r-- | fs/nfs/nfs4proc.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 692868dedb46..a7fe64b93852 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -2346,7 +2346,7 @@ static int _nfs4_proc_open_confirm(struct nfs4_opendata *data) .callback_ops = &nfs4_open_confirm_ops, .callback_data = data, .workqueue = nfsiod_workqueue, - .flags = RPC_TASK_ASYNC, + .flags = RPC_TASK_ASYNC | RPC_TASK_CRED_NOREF, }; int status; @@ -2511,7 +2511,7 @@ static int nfs4_run_open_task(struct nfs4_opendata *data, .callback_ops = &nfs4_open_ops, .callback_data = data, .workqueue = nfsiod_workqueue, - .flags = RPC_TASK_ASYNC, + .flags = RPC_TASK_ASYNC | RPC_TASK_CRED_NOREF, }; int status; @@ -3651,7 +3651,7 @@ int nfs4_do_close(struct nfs4_state *state, gfp_t gfp_mask, int wait) .rpc_message = &msg, .callback_ops = &nfs4_close_ops, .workqueue = nfsiod_workqueue, - .flags = RPC_TASK_ASYNC, + .flags = RPC_TASK_ASYNC | RPC_TASK_CRED_NOREF, }; int status = -ENOMEM; @@ -6350,7 +6350,7 @@ static int _nfs4_proc_delegreturn(struct inode *inode, const struct cred *cred, .rpc_client = server->client, .rpc_message = &msg, .callback_ops = &nfs4_delegreturn_ops, - .flags = RPC_TASK_ASYNC | RPC_TASK_TIMEOUT, + .flags = RPC_TASK_ASYNC | RPC_TASK_CRED_NOREF | RPC_TASK_TIMEOUT, }; int status = 0; @@ -6933,7 +6933,7 @@ static int _nfs4_do_setlk(struct nfs4_state *state, int cmd, struct file_lock *f .rpc_message = &msg, .callback_ops = &nfs4_lock_ops, .workqueue = nfsiod_workqueue, - .flags = RPC_TASK_ASYNC, + .flags = RPC_TASK_ASYNC | RPC_TASK_CRED_NOREF, }; int ret; |