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NFS/pnfs: Don't use RPC_TASK_CRED_NOREF with pnfs

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When we're doing pnfs then the credential being used for the RPC call
is not necessarily the same as the one used in the open context, so
don't use RPC_TASK_CRED_NOREF.

Fixes: 6129650720 ("NFSv4: Avoid referencing the cred unnecessarily during NFSv4 I/O")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2020-05-13 09:55:36 -04:00
parent f304a809a9
commit 4fa7ef69e2
3 changed files with 7 additions and 5 deletions
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5
fs/nfs/pagelist.c
View File

@ -752,7 +752,7 @@ int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_header *hdr,
.callback_ops = call_ops,
.callback_data = hdr,
.workqueue = nfsiod_workqueue,
.flags = RPC_TASK_ASYNC | RPC_TASK_CRED_NOREF | flags,
.flags = RPC_TASK_ASYNC | flags,
};
hdr->rw_ops->rw_initiate(hdr, &msg, rpc_ops, &task_setup_data, how);
@ -950,7 +950,8 @@ static int nfs_generic_pg_pgios(struct nfs_pageio_descriptor *desc)
hdr->cred,
NFS_PROTO(hdr->inode),
desc->pg_rpc_callops,
desc->pg_ioflags, 0);
desc->pg_ioflags,
RPC_TASK_CRED_NOREF);
return ret;
}

3
fs/nfs/pnfs_nfs.c
View File

@ -536,7 +536,8 @@ pnfs_generic_commit_pagelist(struct inode *inode, struct list_head *mds_pages,
nfs_init_commit(data, NULL, NULL, cinfo);
nfs_initiate_commit(NFS_CLIENT(inode), data,
NFS_PROTO(data->inode),
data->mds_ops, how, 0);
data->mds_ops, how,
RPC_TASK_CRED_NOREF);
} else {
nfs_init_commit(data, NULL, data->lseg, cinfo);
initiate_commit(data, how);

4
fs/nfs/write.c
View File

@ -1695,7 +1695,7 @@ int nfs_initiate_commit(struct rpc_clnt *clnt, struct nfs_commit_data *data,
.callback_ops = call_ops,
.callback_data = data,
.workqueue = nfsiod_workqueue,
.flags = RPC_TASK_ASYNC | RPC_TASK_CRED_NOREF | flags,
.flags = RPC_TASK_ASYNC | flags,
.priority = priority,
};
/* Set up the initial task struct. */
@ -1813,7 +1813,7 @@ nfs_commit_list(struct inode *inode, struct list_head *head, int how,
nfs_init_commit(data, head, NULL, cinfo);
atomic_inc(&cinfo->mds->rpcs_out);
return nfs_initiate_commit(NFS_CLIENT(inode), data, NFS_PROTO(inode),
data->mds_ops, how, 0);
data->mds_ops, how, RPC_TASK_CRED_NOREF);
}
/*