NFS: Convert struct nfs_page to use krefs
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 9e7c21d..e940432 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -117,7 +117,7 @@
if (PagePrivate(page)) {
req = (struct nfs_page *)page_private(page);
if (req != NULL)
- atomic_inc(&req->wb_count);
+ kref_get(&req->wb_kref);
}
return req;
}
@@ -398,7 +398,7 @@
if (PageDirty(req->wb_page))
set_bit(PG_NEED_FLUSH, &req->wb_flags);
nfsi->npages++;
- atomic_inc(&req->wb_count);
+ kref_get(&req->wb_kref);
return 0;
}
@@ -531,7 +531,7 @@
next = req->wb_index + 1;
BUG_ON(!NFS_WBACK_BUSY(req));
- atomic_inc(&req->wb_count);
+ kref_get(&req->wb_kref);
spin_unlock(&nfsi->req_lock);
error = nfs_wait_on_request(req);
nfs_release_request(req);