NFSv4.1: filelayout driver specific code for COMMIT
Implement all the hooks created in the previous patches.
This requires exporting quite a few functions and adding a few
structure fields.
Signed-off-by: Fred Isaman <iisaman@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index cae5d16..e7aeda0 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -59,6 +59,7 @@
}
return p;
}
+EXPORT_SYMBOL_GPL(nfs_commitdata_alloc);
void nfs_commit_free(struct nfs_write_data *p)
{
@@ -66,6 +67,7 @@
kfree(p->pagevec);
mempool_free(p, nfs_commit_mempool);
}
+EXPORT_SYMBOL_GPL(nfs_commit_free);
struct nfs_write_data *nfs_writedata_alloc(unsigned int pagecount)
{
@@ -1283,15 +1285,15 @@
return (ret < 0) ? ret : 1;
}
-static void nfs_commit_clear_lock(struct nfs_inode *nfsi)
+void nfs_commit_clear_lock(struct nfs_inode *nfsi)
{
clear_bit(NFS_INO_COMMIT, &nfsi->flags);
smp_mb__after_clear_bit();
wake_up_bit(&nfsi->flags, NFS_INO_COMMIT);
}
+EXPORT_SYMBOL_GPL(nfs_commit_clear_lock);
-
-static void nfs_commitdata_release(void *data)
+void nfs_commitdata_release(void *data)
{
struct nfs_write_data *wdata = data;
@@ -1299,8 +1301,9 @@
put_nfs_open_context(wdata->args.context);
nfs_commit_free(wdata);
}
+EXPORT_SYMBOL_GPL(nfs_commitdata_release);
-static int nfs_initiate_commit(struct nfs_write_data *data, struct rpc_clnt *clnt,
+int nfs_initiate_commit(struct nfs_write_data *data, struct rpc_clnt *clnt,
const struct rpc_call_ops *call_ops,
int how)
{
@@ -1334,11 +1337,12 @@
rpc_put_task(task);
return 0;
}
+EXPORT_SYMBOL_GPL(nfs_initiate_commit);
/*
* Set up the argument/result storage required for the RPC call.
*/
-static void nfs_init_commit(struct nfs_write_data *data,
+void nfs_init_commit(struct nfs_write_data *data,
struct list_head *head,
struct pnfs_layout_segment *lseg)
{
@@ -1365,8 +1369,9 @@
data->res.verf = &data->verf;
nfs_fattr_init(&data->fattr);
}
+EXPORT_SYMBOL_GPL(nfs_init_commit);
-static void nfs_retry_commit(struct list_head *page_list,
+void nfs_retry_commit(struct list_head *page_list,
struct pnfs_layout_segment *lseg)
{
struct nfs_page *req;
@@ -1381,6 +1386,7 @@
nfs_clear_page_tag_locked(req);
}
}
+EXPORT_SYMBOL_GPL(nfs_retry_commit);
/*
* Commit dirty pages
@@ -1419,7 +1425,7 @@
return;
}
-static void nfs_commit_release_pages(struct nfs_write_data *data)
+void nfs_commit_release_pages(struct nfs_write_data *data)
{
struct nfs_page *req;
int status = data->task.tk_status;
@@ -1456,6 +1462,7 @@
nfs_clear_page_tag_locked(req);
}
}
+EXPORT_SYMBOL_GPL(nfs_commit_release_pages);
static void nfs_commit_release(void *calldata)
{