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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2010-04-16 16:22:48 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2010-05-14 15:09:24 -0400 |
| commit | c407d41a1612aa487f5a9cb5338ed7dc60fe1da2 (patch) | |
| tree | c5ad78292ca176a223bf9ea71703a5a372118f8c /fs/nfs/nfs4proc.c | |
| parent | 4f727296d2428b60138793a0a1207a4085eacf99 (diff) | |
| download | blackbird-op-linux-c407d41a1612aa487f5a9cb5338ed7dc60fe1da2.tar.gz blackbird-op-linux-c407d41a1612aa487f5a9cb5338ed7dc60fe1da2.zip | |
NFSv4: Reduce stack footprint of nfs4_proc_access() and nfs3_proc_access()
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4proc.c')
| -rw-r--r-- | fs/nfs/nfs4proc.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 071fcedd517c..6591bd852f84 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -2404,14 +2404,12 @@ static int nfs4_proc_lookup(struct inode *dir, struct qstr *name, struct nfs_fh static int _nfs4_proc_access(struct inode *inode, struct nfs_access_entry *entry) { struct nfs_server *server = NFS_SERVER(inode); - struct nfs_fattr fattr; struct nfs4_accessargs args = { .fh = NFS_FH(inode), .bitmask = server->attr_bitmask, }; struct nfs4_accessres res = { .server = server, - .fattr = &fattr, }; struct rpc_message msg = { .rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_ACCESS], @@ -2438,7 +2436,11 @@ static int _nfs4_proc_access(struct inode *inode, struct nfs_access_entry *entry if (mode & MAY_EXEC) args.access |= NFS4_ACCESS_EXECUTE; } - nfs_fattr_init(&fattr); + + res.fattr = nfs_alloc_fattr(); + if (res.fattr == NULL) + return -ENOMEM; + status = nfs4_call_sync(server, &msg, &args, &res, 0); if (!status) { entry->mask = 0; @@ -2448,8 +2450,9 @@ static int _nfs4_proc_access(struct inode *inode, struct nfs_access_entry *entry entry->mask |= MAY_WRITE; if (res.access & (NFS4_ACCESS_LOOKUP|NFS4_ACCESS_EXECUTE)) entry->mask |= MAY_EXEC; - nfs_refresh_inode(inode, &fattr); + nfs_refresh_inode(inode, res.fattr); } + nfs_free_fattr(res.fattr); return status; } |
