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NFS: Get rid of nfs_restart_rpc() 

It can trivially be replaced with rpc_restart_call_prepare.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2011-10-19 12:17:29 -07:00
parent b8ef70639b
commit d00c5d4386
7 changed files with 19 additions and 34 deletions
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10
fs/nfs/internal.h
View File

@ -457,13 +457,3 @@ unsigned int nfs_page_array_len(unsigned int base, size_t len)
PAGE_SIZE - 1) >> PAGE_SHIFT;
}
/*
* Helper for restarting RPC calls in the possible presence of NFSv4.1
* sessions.
*/
static inline int nfs_restart_rpc(struct rpc_task *task, const struct nfs_client *clp)
{
if (nfs4_has_session(clp))
return rpc_restart_call_prepare(task);
return rpc_restart_call(task);
}

14
fs/nfs/nfs4filelayout.c
View File

@ -122,7 +122,6 @@ static int filelayout_async_handle_error(struct rpc_task *task,
static int filelayout_read_done_cb(struct rpc_task *task,
struct nfs_read_data *data)
{
struct nfs_client *clp = data->ds_clp;
int reset = 0;
dprintk("%s DS read\n", __func__);
@ -134,9 +133,8 @@ static int filelayout_read_done_cb(struct rpc_task *task,
if (reset) {
pnfs_set_lo_fail(data->lseg);
nfs4_reset_read(task, data);
clp = NFS_SERVER(data->inode)->nfs_client;
}
nfs_restart_rpc(task, clp);
rpc_restart_call_prepare(task);
return -EAGAIN;
}
@ -203,17 +201,13 @@ static int filelayout_write_done_cb(struct rpc_task *task,
if (filelayout_async_handle_error(task, data->args.context->state,
data->ds_clp, &reset) == -EAGAIN) {
struct nfs_client *clp;
dprintk("%s calling restart ds_clp %p ds_clp->cl_session %p\n",
__func__, data->ds_clp, data->ds_clp->cl_session);
if (reset) {
pnfs_set_lo_fail(data->lseg);
nfs4_reset_write(task, data);
clp = NFS_SERVER(data->inode)->nfs_client;
} else
clp = data->ds_clp;
nfs_restart_rpc(task, clp);
}
rpc_restart_call_prepare(task);
return -EAGAIN;
}
@ -245,7 +239,7 @@ static int filelayout_commit_done_cb(struct rpc_task *task,
prepare_to_resend_writes(data);
pnfs_set_lo_fail(data->lseg);
} else
nfs_restart_rpc(task, data->ds_clp);
rpc_restart_call_prepare(task);
return -EAGAIN;
}

17
fs/nfs/nfs4proc.c
View File

@ -3191,7 +3191,7 @@ static int nfs4_read_done_cb(struct rpc_task *task, struct nfs_read_data *data)
struct nfs_server *server = NFS_SERVER(data->inode);
if (nfs4_async_handle_error(task, server, data->args.context->state) == -EAGAIN) {
nfs_restart_rpc(task, server->nfs_client);
rpc_restart_call_prepare(task);
return -EAGAIN;
}
@ -3241,7 +3241,7 @@ static int nfs4_write_done_cb(struct rpc_task *task, struct nfs_write_data *data
struct inode *inode = data->inode;
if (nfs4_async_handle_error(task, NFS_SERVER(inode), data->args.context->state) == -EAGAIN) {
nfs_restart_rpc(task, NFS_SERVER(inode)->nfs_client);
rpc_restart_call_prepare(task);
return -EAGAIN;
}
if (task->tk_status >= 0) {
@ -3298,7 +3298,7 @@ static int nfs4_commit_done_cb(struct rpc_task *task, struct nfs_write_data *dat
struct inode *inode = data->inode;
if (nfs4_async_handle_error(task, NFS_SERVER(inode), NULL) == -EAGAIN) {
nfs_restart_rpc(task, NFS_SERVER(inode)->nfs_client);
rpc_restart_call_prepare(task);
return -EAGAIN;
}
nfs_refresh_inode(inode, data->res.fattr);
@ -3838,7 +3838,7 @@ static void nfs4_delegreturn_done(struct rpc_task *task, void *calldata)
default:
if (nfs4_async_handle_error(task, data->res.server, NULL) ==
-EAGAIN) {
nfs_restart_rpc(task, data->res.server->nfs_client);
rpc_restart_call_prepare(task);
return;
}
}
@ -4092,8 +4092,7 @@ static void nfs4_locku_done(struct rpc_task *task, void *data)
break;
default:
if (nfs4_async_handle_error(task, calldata->server, NULL) == -EAGAIN)
nfs_restart_rpc(task,
calldata->server->nfs_client);
rpc_restart_call_prepare(task);
}
}
@ -4926,7 +4925,7 @@ static void nfs4_get_lease_time_done(struct rpc_task *task, void *calldata)
task->tk_status = 0;
/* fall through */
case -NFS4ERR_RETRY_UNCACHED_REP:
nfs_restart_rpc(task, data->clp);
rpc_restart_call_prepare(task);
return;
}
dprintk("<-- %s\n", __func__);
@ -5767,7 +5766,7 @@ static void nfs4_layoutreturn_done(struct rpc_task *task, void *calldata)
server = NFS_SERVER(lrp->args.inode);
if (nfs4_async_handle_error(task, server, NULL) == -EAGAIN) {
nfs_restart_rpc(task, lrp->clp);
rpc_restart_call_prepare(task);
return;
}
spin_lock(&lo->plh_inode->i_lock);
@ -5938,7 +5937,7 @@ nfs4_layoutcommit_done(struct rpc_task *task, void *calldata)
}
if (nfs4_async_handle_error(task, server, NULL) == -EAGAIN) {
nfs_restart_rpc(task, server->nfs_client);
rpc_restart_call_prepare(task);
return;
}

2
fs/nfs/read.c
View File

@ -435,7 +435,7 @@ static void nfs_readpage_retry(struct rpc_task *task, struct nfs_read_data *data
argp->offset += resp->count;
argp->pgbase += resp->count;
argp->count -= resp->count;
nfs_restart_rpc(task, NFS_SERVER(data->inode)->nfs_client);
rpc_restart_call_prepare(task);
}
/*

4
fs/nfs/unlink.c
View File

@ -87,7 +87,7 @@ static void nfs_async_unlink_done(struct rpc_task *task, void *calldata)
struct inode *dir = data->dir;
if (!NFS_PROTO(dir)->unlink_done(task, dir))
nfs_restart_rpc(task, NFS_SERVER(dir)->nfs_client);
rpc_restart_call_prepare(task);
}
/**
@ -369,7 +369,7 @@ static void nfs_async_rename_done(struct rpc_task *task, void *calldata)
struct dentry *new_dentry = data->new_dentry;
if (!NFS_PROTO(old_dir)->rename_done(task, old_dir, new_dir)) {
nfs_restart_rpc(task, NFS_SERVER(old_dir)->nfs_client);
rpc_restart_call_prepare(task);
return;
}

2
fs/nfs/write.c
View File

@ -1305,7 +1305,7 @@ void nfs_writeback_done(struct rpc_task *task, struct nfs_write_data *data)
*/
argp->stable = NFS_FILE_SYNC;
}
nfs_restart_rpc(task, server->nfs_client);
rpc_restart_call_prepare(task);
return;
}
if (time_before(complain, jiffies)) {

4
net/sunrpc/clnt.c
View File

@ -850,7 +850,9 @@ rpc_restart_call_prepare(struct rpc_task *task)
{
if (RPC_ASSASSINATED(task))
return 0;
task->tk_action = rpc_prepare_task;
task->tk_action = call_start;
if (task->tk_ops->rpc_call_prepare != NULL)
task->tk_action = rpc_prepare_task;
return 1;
}
EXPORT_SYMBOL_GPL(rpc_restart_call_prepare);