提交 987f8dfc 编写于 作者: T Trond Myklebust

NFS: Reduce stack footprint of nfs_setattr()

Signed-off-by: NTrond Myklebust <Trond.Myklebust@netapp.com>
上级 0ab64e0e
......@@ -393,8 +393,8 @@ int
nfs_setattr(struct dentry *dentry, struct iattr *attr)
{
struct inode *inode = dentry->d_inode;
struct nfs_fattr fattr;
int error;
struct nfs_fattr *fattr;
int error = -ENOMEM;
nfs_inc_stats(inode, NFSIOS_VFSSETATTR);
......@@ -417,14 +417,20 @@ nfs_setattr(struct dentry *dentry, struct iattr *attr)
filemap_write_and_wait(inode->i_mapping);
nfs_wb_all(inode);
}
fattr = nfs_alloc_fattr();
if (fattr == NULL)
goto out;
/*
* Return any delegations if we're going to change ACLs
*/
if ((attr->ia_valid & (ATTR_MODE|ATTR_UID|ATTR_GID)) != 0)
nfs_inode_return_delegation(inode);
error = NFS_PROTO(inode)->setattr(dentry, &fattr, attr);
error = NFS_PROTO(inode)->setattr(dentry, fattr, attr);
if (error == 0)
nfs_refresh_inode(inode, &fattr);
nfs_refresh_inode(inode, fattr);
nfs_free_fattr(fattr);
out:
return error;
}
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册