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authorTrond Myklebust <Trond.Myklebust@netapp.com>2006-03-20 13:44:27 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-03-20 13:44:27 -0500
commitec06c096edec0755534c7126f4caded69de131c2 (patch)
tree1f5b219c09dea1d9886cefe3ea3f7cef560a5e9a /fs/nfs/nfs4proc.c
parent788e7a89a03e364855583c0ab4649b94925efbb9 (diff)
downloadlinux-ec06c096edec0755534c7126f4caded69de131c2.tar.bz2
NFS: Cleanup of NFS read code
Same callback hierarchy inversion as for the NFS write calls. This patch is not strictly speaking needed by the O_DIRECT code, but avoids confusing differences between the asynchronous read and write code. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4proc.c')
-rw-r--r--fs/nfs/nfs4proc.c33
1 files changed, 9 insertions, 24 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index ef4dc315ecc2..bad1eae5608a 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2345,47 +2345,31 @@ static int nfs4_proc_pathconf(struct nfs_server *server, struct nfs_fh *fhandle,
return err;
}
-static void nfs4_read_done(struct rpc_task *task, void *calldata)
+static int nfs4_read_done(struct rpc_task *task, struct nfs_read_data *data)
{
- struct nfs_read_data *data = calldata;
- struct inode *inode = data->inode;
+ struct nfs_server *server = NFS_SERVER(data->inode);
- if (nfs4_async_handle_error(task, NFS_SERVER(inode)) == -EAGAIN) {
+ if (nfs4_async_handle_error(task, server) == -EAGAIN) {
rpc_restart_call(task);
- return;
+ return -EAGAIN;
}
if (task->tk_status > 0)
- renew_lease(NFS_SERVER(inode), data->timestamp);
- /* Call back common NFS readpage processing */
- nfs_readpage_result(task, calldata);
+ renew_lease(server, data->timestamp);
+ return 0;
}
-static const struct rpc_call_ops nfs4_read_ops = {
- .rpc_call_done = nfs4_read_done,
- .rpc_release = nfs_readdata_release,
-};
-
-static void
-nfs4_proc_read_setup(struct nfs_read_data *data)
+static void nfs4_proc_read_setup(struct nfs_read_data *data)
{
- struct rpc_task *task = &data->task;
struct rpc_message msg = {
.rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_READ],
.rpc_argp = &data->args,
.rpc_resp = &data->res,
.rpc_cred = data->cred,
};
- struct inode *inode = data->inode;
- int flags;
data->timestamp = jiffies;
- /* N.B. Do we need to test? Never called for swapfile inode */
- flags = RPC_TASK_ASYNC | (IS_SWAPFILE(inode)? NFS_RPC_SWAPFLAGS : 0);
-
- /* Finalize the task. */
- rpc_init_task(task, NFS_CLIENT(inode), flags, &nfs4_read_ops, data);
- rpc_call_setup(task, &msg, 0);
+ rpc_call_setup(&data->task, &msg, 0);
}
static int nfs4_write_done(struct rpc_task *task, struct nfs_write_data *data)
@@ -3617,6 +3601,7 @@ struct nfs_rpc_ops nfs_v4_clientops = {
.pathconf = nfs4_proc_pathconf,
.decode_dirent = nfs4_decode_dirent,
.read_setup = nfs4_proc_read_setup,
+ .read_done = nfs4_read_done,
.write_setup = nfs4_proc_write_setup,
.write_done = nfs4_write_done,
.commit_setup = nfs4_proc_commit_setup,