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authorTrond Myklebust <Trond.Myklebust@netapp.com>2007-07-14 15:40:00 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2008-01-30 02:05:32 -0500
commitbdc7f021f3a1fade77adf3c2d7f65690566fddfe (patch)
treec076431ac83fc75cde00dc3d3a218fabae449980 /fs/nfs/direct.c
parentb3ef8b3bb93300e58a4c4806207de3de4eb76f48 (diff)
downloadop-kernel-dev-bdc7f021f3a1fade77adf3c2d7f65690566fddfe.zip
op-kernel-dev-bdc7f021f3a1fade77adf3c2d7f65690566fddfe.tar.gz
NFS: Clean up the (commit|read|write)_setup() callback routines
Move the common code for setting up the nfs_write_data and nfs_read_data structures into fs/nfs/read.c, fs/nfs/write.c and fs/nfs/direct.c. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/direct.c')
-rw-r--r--fs/nfs/direct.c45
1 files changed, 36 insertions, 9 deletions
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index 5bcc764..244d1bd 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -272,8 +272,12 @@ static ssize_t nfs_direct_read_schedule_segment(struct nfs_direct_req *dreq,
unsigned long user_addr = (unsigned long)iov->iov_base;
size_t count = iov->iov_len;
size_t rsize = NFS_SERVER(inode)->rsize;
+ struct rpc_message msg = {
+ .rpc_cred = ctx->cred,
+ };
struct rpc_task_setup task_setup_data = {
.rpc_client = NFS_CLIENT(inode),
+ .rpc_message = &msg,
.callback_ops = &nfs_read_direct_ops,
.flags = RPC_TASK_ASYNC,
};
@@ -316,7 +320,7 @@ static ssize_t nfs_direct_read_schedule_segment(struct nfs_direct_req *dreq,
data->req = (struct nfs_page *) dreq;
data->inode = inode;
- data->cred = ctx->cred;
+ data->cred = msg.rpc_cred;
data->args.fh = NFS_FH(inode);
data->args.context = ctx;
data->args.offset = pos;
@@ -326,10 +330,12 @@ static ssize_t nfs_direct_read_schedule_segment(struct nfs_direct_req *dreq,
data->res.fattr = &data->fattr;
data->res.eof = 0;
data->res.count = bytes;
+ msg.rpc_argp = &data->args;
+ msg.rpc_resp = &data->res;
task_setup_data.callback_data = data;
+ NFS_PROTO(inode)->read_setup(data, &msg);
rpc_init_task(&data->task, &task_setup_data);
- NFS_PROTO(inode)->read_setup(data);
rpc_execute(&data->task);
@@ -434,6 +440,9 @@ static void nfs_direct_write_reschedule(struct nfs_direct_req *dreq)
struct inode *inode = dreq->inode;
struct list_head *p;
struct nfs_write_data *data;
+ struct rpc_message msg = {
+ .rpc_cred = dreq->ctx->cred,
+ };
struct rpc_task_setup task_setup_data = {
.rpc_client = NFS_CLIENT(inode),
.callback_ops = &nfs_write_direct_ops,
@@ -448,6 +457,9 @@ static void nfs_direct_write_reschedule(struct nfs_direct_req *dreq)
get_dreq(dreq);
+ /* Use stable writes */
+ data->args.stable = NFS_FILE_SYNC;
+
/*
* Reset data->res.
*/
@@ -460,8 +472,10 @@ static void nfs_direct_write_reschedule(struct nfs_direct_req *dreq)
* since the original request was sent.
*/
task_setup_data.callback_data = data;
+ msg.rpc_argp = &data->args;
+ msg.rpc_resp = &data->res;
+ NFS_PROTO(inode)->write_setup(data, &msg);
rpc_init_task(&data->task, &task_setup_data);
- NFS_PROTO(inode)->write_setup(data, FLUSH_STABLE);
/*
* We're called via an RPC callback, so BKL is already held.
@@ -509,15 +523,21 @@ static const struct rpc_call_ops nfs_commit_direct_ops = {
static void nfs_direct_commit_schedule(struct nfs_direct_req *dreq)
{
struct nfs_write_data *data = dreq->commit_data;
+ struct rpc_message msg = {
+ .rpc_argp = &data->args,
+ .rpc_resp = &data->res,
+ .rpc_cred = dreq->ctx->cred,
+ };
struct rpc_task_setup task_setup_data = {
.rpc_client = NFS_CLIENT(dreq->inode),
+ .rpc_message = &msg,
.callback_ops = &nfs_commit_direct_ops,
.callback_data = data,
.flags = RPC_TASK_ASYNC,
};
data->inode = dreq->inode;
- data->cred = dreq->ctx->cred;
+ data->cred = msg.rpc_cred;
data->args.fh = NFS_FH(data->inode);
data->args.offset = 0;
@@ -526,8 +546,8 @@ static void nfs_direct_commit_schedule(struct nfs_direct_req *dreq)
data->res.fattr = &data->fattr;
data->res.verf = &data->verf;
+ NFS_PROTO(data->inode)->commit_setup(data, &msg);
rpc_init_task(&data->task, &task_setup_data);
- NFS_PROTO(data->inode)->commit_setup(data, 0);
/* Note: task.tk_ops->rpc_release will free dreq->commit_data */
dreq->commit_data = NULL;
@@ -649,8 +669,12 @@ static ssize_t nfs_direct_write_schedule_segment(struct nfs_direct_req *dreq,
struct inode *inode = ctx->path.dentry->d_inode;
unsigned long user_addr = (unsigned long)iov->iov_base;
size_t count = iov->iov_len;
+ struct rpc_message msg = {
+ .rpc_cred = ctx->cred,
+ };
struct rpc_task_setup task_setup_data = {
.rpc_client = NFS_CLIENT(inode),
+ .rpc_message = &msg,
.callback_ops = &nfs_write_direct_ops,
.flags = RPC_TASK_ASYNC,
};
@@ -696,20 +720,23 @@ static ssize_t nfs_direct_write_schedule_segment(struct nfs_direct_req *dreq,
data->req = (struct nfs_page *) dreq;
data->inode = inode;
- data->cred = ctx->cred;
+ data->cred = msg.rpc_cred;
data->args.fh = NFS_FH(inode);
data->args.context = ctx;
data->args.offset = pos;
data->args.pgbase = pgbase;
data->args.pages = data->pagevec;
data->args.count = bytes;
+ data->args.stable = sync;
data->res.fattr = &data->fattr;
data->res.count = bytes;
data->res.verf = &data->verf;
task_setup_data.callback_data = data;
+ msg.rpc_argp = &data->args;
+ msg.rpc_resp = &data->res;
+ NFS_PROTO(inode)->write_setup(data, &msg);
rpc_init_task(&data->task, &task_setup_data);
- NFS_PROTO(inode)->write_setup(data, sync);
rpc_execute(&data->task);
@@ -782,7 +809,7 @@ static ssize_t nfs_direct_write(struct kiocb *iocb, const struct iovec *iov,
struct rpc_clnt *clnt = NFS_CLIENT(inode);
struct nfs_direct_req *dreq;
size_t wsize = NFS_SERVER(inode)->wsize;
- int sync = 0;
+ int sync = NFS_UNSTABLE;
dreq = nfs_direct_req_alloc();
if (!dreq)
@@ -790,7 +817,7 @@ static ssize_t nfs_direct_write(struct kiocb *iocb, const struct iovec *iov,
nfs_alloc_commit_data(dreq);
if (dreq->commit_data == NULL || count < wsize)
- sync = FLUSH_STABLE;
+ sync = NFS_FILE_SYNC;
dreq->inode = inode;
dreq->ctx = get_nfs_open_context(nfs_file_open_context(iocb->ki_filp));
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