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authorTrond Myklebust <Trond.Myklebust@netapp.com>2010-04-16 16:22:47 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2010-05-14 15:09:23 -0400
commite1fb4d05d5a3265f1f6769bee034175f91ecc2dd (patch)
treeb5a1d30b2f57e0b9c1d021ed653030fb5c699147 /fs/nfs/nfs3proc.c
parent364d015e5208e4669a4ae9fab2ab104ff26bc159 (diff)
downloadop-kernel-dev-e1fb4d05d5a3265f1f6769bee034175f91ecc2dd.zip
op-kernel-dev-e1fb4d05d5a3265f1f6769bee034175f91ecc2dd.tar.gz
NFS: Reduce the stack footprint of nfs_lookup
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs3proc.c')
-rw-r--r--fs/nfs/nfs3proc.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c
index e701002..72334c1 100644
--- a/fs/nfs/nfs3proc.c
+++ b/fs/nfs/nfs3proc.c
@@ -144,14 +144,12 @@ static int
nfs3_proc_lookup(struct inode *dir, struct qstr *name,
struct nfs_fh *fhandle, struct nfs_fattr *fattr)
{
- struct nfs_fattr dir_attr;
struct nfs3_diropargs arg = {
.fh = NFS_FH(dir),
.name = name->name,
.len = name->len
};
struct nfs3_diropres res = {
- .dir_attr = &dir_attr,
.fh = fhandle,
.fattr = fattr
};
@@ -163,16 +161,20 @@ nfs3_proc_lookup(struct inode *dir, struct qstr *name,
int status;
dprintk("NFS call lookup %s\n", name->name);
- nfs_fattr_init(&dir_attr);
+ res.dir_attr = nfs_alloc_fattr();
+ if (res.dir_attr == NULL)
+ return -ENOMEM;
+
nfs_fattr_init(fattr);
status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
- nfs_refresh_inode(dir, &dir_attr);
+ nfs_refresh_inode(dir, res.dir_attr);
if (status >= 0 && !(fattr->valid & NFS_ATTR_FATTR)) {
msg.rpc_proc = &nfs3_procedures[NFS3PROC_GETATTR];
msg.rpc_argp = fhandle;
msg.rpc_resp = fattr;
status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
}
+ nfs_free_fattr(res.dir_attr);
dprintk("NFS reply lookup: %d\n", status);
return status;
}
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