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authorTrond Myklebust <Trond.Myklebust@netapp.com>2010-04-16 22:22:49 +0200
committerTrond Myklebust <Trond.Myklebust@netapp.com>2010-05-14 21:09:25 +0200
commit011fff7239eb90e33e7bebba48bf596fced06eb9 (patch)
tree9bee14976f711a6445d766ab51651244767c6181 /fs/nfs/nfs3proc.c
parentNFS: Reduce stack footprint of nfs_revalidate_inode() (diff)
downloadlinux-011fff7239eb90e33e7bebba48bf596fced06eb9.tar.xz
linux-011fff7239eb90e33e7bebba48bf596fced06eb9.zip
NFS: Reduce stack footprint of nfs3_proc_rename() and nfs4_proc_rename()
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs3proc.c')
-rw-r--r--fs/nfs/nfs3proc.c23
1 files changed, 13 insertions, 10 deletions
diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c
index 9d5d02f02515..c252fc983a7e 100644
--- a/fs/nfs/nfs3proc.c
+++ b/fs/nfs/nfs3proc.c
@@ -432,7 +432,6 @@ static int
nfs3_proc_rename(struct inode *old_dir, struct qstr *old_name,
struct inode *new_dir, struct qstr *new_name)
{
- struct nfs_fattr old_dir_attr, new_dir_attr;
struct nfs3_renameargs arg = {
.fromfh = NFS_FH(old_dir),
.fromname = old_name->name,
@@ -441,23 +440,27 @@ nfs3_proc_rename(struct inode *old_dir, struct qstr *old_name,
.toname = new_name->name,
.tolen = new_name->len
};
- struct nfs3_renameres res = {
- .fromattr = &old_dir_attr,
- .toattr = &new_dir_attr
- };
+ struct nfs3_renameres res;
struct rpc_message msg = {
.rpc_proc = &nfs3_procedures[NFS3PROC_RENAME],
.rpc_argp = &arg,
.rpc_resp = &res,
};
- int status;
+ int status = -ENOMEM;
dprintk("NFS call rename %s -> %s\n", old_name->name, new_name->name);
- nfs_fattr_init(&old_dir_attr);
- nfs_fattr_init(&new_dir_attr);
+
+ res.fromattr = nfs_alloc_fattr();
+ res.toattr = nfs_alloc_fattr();
+ if (res.fromattr == NULL || res.toattr == NULL)
+ goto out;
+
status = rpc_call_sync(NFS_CLIENT(old_dir), &msg, 0);
- nfs_post_op_update_inode(old_dir, &old_dir_attr);
- nfs_post_op_update_inode(new_dir, &new_dir_attr);
+ nfs_post_op_update_inode(old_dir, res.fromattr);
+ nfs_post_op_update_inode(new_dir, res.toattr);
+out:
+ nfs_free_fattr(res.toattr);
+ nfs_free_fattr(res.fromattr);
dprintk("NFS reply rename: %d\n", status);
return status;
}