We grab the lseg sent in to the doio function and attach it to
each struct nfs_write_data created. This is how the lseg will be
sent to the layout driver.
Signed-off-by: Fred Isaman <iisaman@xxxxxxxxxx>
---
fs/nfs/write.c | 7 +++++--
include/linux/nfs_xdr.h | 1 +
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 5604854..fa92fad 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -98,6 +98,7 @@ void nfs_writedata_free(struct nfs_write_data *p)
static void nfs_writedata_release(struct nfs_write_data *wdata)
{
put_nfs_open_context(wdata->args.context);
+ put_lseg(wdata->lseg);
nfs_writedata_free(wdata);
}
@@ -840,6 +841,7 @@ static int nfs_write_rpcsetup(struct nfs_page *req,
struct nfs_write_data *data,
const struct rpc_call_ops *call_ops,
unsigned int count, unsigned int offset,
+ struct pnfs_layout_segment *lseg,
int how)
{
struct inode *inode = req->wb_context->path.dentry->d_inode;
@@ -850,6 +852,7 @@ static int nfs_write_rpcsetup(struct nfs_page *req,
data->req = req;
data->inode = inode = req->wb_context->path.dentry->d_inode;
data->cred = req->wb_context->cred;
+ data->lseg = get_lseg(lseg);
data->args.fh = NFS_FH(inode);
data->args.offset = req_offset(req) + offset;
@@ -930,7 +933,7 @@ static int nfs_flush_multi(struct inode *inode, struct list_head *head, unsigned
if (nbytes < wsize)
wsize = nbytes;
ret2 = nfs_write_rpcsetup(req, data, &nfs_write_partial_ops,
- wsize, offset, how);
+ wsize, offset, lseg, how);
if (ret == 0)
ret = ret2;
offset += wsize;
@@ -978,7 +981,7 @@ static int nfs_flush_one(struct inode *inode, struct list_head *head, unsigned i
req = nfs_list_entry(data->pages.next);
/* Set up the argument struct */
- return nfs_write_rpcsetup(req, data, &nfs_write_full_ops, count, 0, how);
+ return nfs_write_rpcsetup(req, data, &nfs_write_full_ops, count, 0, lseg, how);
out_bad:
while (!list_empty(head)) {
req = nfs_list_entry(head->next);
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 4121c3e..d60ec32 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -1038,6 +1038,7 @@ struct nfs_write_data {
unsigned int npages; /* Max length of pagevec */
struct nfs_writeargs args; /* argument struct */
struct nfs_writeres res; /* result struct */
+ struct pnfs_layout_segment *lseg;
#ifdef CONFIG_NFS_V4
unsigned long timestamp; /* For lease renewal */
#endif
--
1.7.2.1
--
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