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NFS: Reduce stack footprint of nfs_statfs()

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Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2010-04-16 16:22:52 -04:00
parent 987f8dfc98
commit ca7e9a0df2
1 changed files with 9 additions and 5 deletions
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14
fs/nfs/super.c
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@ -423,15 +423,19 @@ static int nfs_statfs(struct dentry *dentry, struct kstatfs *buf)
unsigned char blockbits; unsigned char blockbits;
unsigned long blockres; unsigned long blockres;
struct nfs_fh *fh = NFS_FH(dentry->d_inode); struct nfs_fh *fh = NFS_FH(dentry->d_inode);
struct nfs_fattr fattr; struct nfs_fsstat res;
struct nfs_fsstat res = { int error = -ENOMEM;
.fattr = &fattr,
}; res.fattr = nfs_alloc_fattr();
int error; if (res.fattr == NULL)
goto out_err;
error = server->nfs_client->rpc_ops->statfs(server, fh, &res); error = server->nfs_client->rpc_ops->statfs(server, fh, &res);
nfs_free_fattr(res.fattr);
if (error < 0) if (error < 0)
goto out_err; goto out_err;
buf->f_type = NFS_SUPER_MAGIC; buf->f_type = NFS_SUPER_MAGIC;
/* /*