From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
Allow the getattr() callback to check things like whether or not we hold
a delegation so that it can adjust the attributes that it is asking for.
Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
---
fs/nfs/client.c | 3 ++-
fs/nfs/dir.c | 3 ++-
fs/nfs/export.c | 2 +-
fs/nfs/inode.c | 3 ++-
fs/nfs/nfs3proc.c | 3 ++-
fs/nfs/nfs4proc.c | 17 ++++++++++-------
fs/nfs/proc.c | 3 ++-
include/linux/nfs_xdr.h | 3 ++-
8 files changed, 23 insertions(+), 14 deletions(-)
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index b9129e2befea..02e97c29af0c 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -969,7 +969,8 @@ struct nfs_server *nfs_create_server(struct nfs_mount_info *mount_info,
}
if (!(fattr->valid & NFS_ATTR_FATTR)) {
- error = nfs_mod->rpc_ops->getattr(server, mount_info->mntfh, fattr, NULL);
+ error = nfs_mod->rpc_ops->getattr(server, mount_info->mntfh,
+ fattr, NULL, NULL);
if (error < 0) {
dprintk("nfs_create_server: getattr error = %d\n", -error);
goto error;
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 978a22ea962c..7a9c14426855 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -1656,7 +1656,8 @@ int nfs_instantiate(struct dentry *dentry, struct nfs_fh *fhandle,
nfs_set_verifier(dentry, nfs_save_change_attribute(dir));
if (!(fattr->valid & NFS_ATTR_FATTR)) {
struct nfs_server *server = NFS_SB(dentry->d_sb);
- error = server->nfs_client->rpc_ops->getattr(server, fhandle, fattr, NULL);
+ error = server->nfs_client->rpc_ops->getattr(server, fhandle,
+ fattr, NULL, NULL);
if (error < 0)
goto out_error;
}
diff --git a/fs/nfs/export.c b/fs/nfs/export.c
index ab5de3246c5c..deecb67638aa 100644
--- a/fs/nfs/export.c
+++ b/fs/nfs/export.c
@@ -102,7 +102,7 @@ nfs_fh_to_dentry(struct super_block *sb, struct fid *fid,
}
rpc_ops = NFS_SB(sb)->nfs_client->rpc_ops;
- ret = rpc_ops->getattr(NFS_SB(sb), server_fh, fattr, label);
+ ret = rpc_ops->getattr(NFS_SB(sb), server_fh, fattr, label, NULL);
if (ret) {
dprintk("%s: getattr failed %d\n", __func__, ret);
dentry = ERR_PTR(ret);
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 5de724b1b90c..a720427e5aa3 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -1101,7 +1101,8 @@ __nfs_revalidate_inode(struct nfs_server *server, struct inode *inode)
goto out;
}
- status = NFS_PROTO(inode)->getattr(server, NFS_FH(inode), fattr, label);
+ status = NFS_PROTO(inode)->getattr(server, NFS_FH(inode), fattr,
+ label, inode);
if (status != 0) {
dfprintk(PAGECACHE, "nfs_revalidate_inode: (%s/%Lu) getattr failed, error=%d\n",
inode->i_sb->s_id,
diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c
index 5645ef4c5259..ec8a9efa268f 100644
--- a/fs/nfs/nfs3proc.c
+++ b/fs/nfs/nfs3proc.c
@@ -101,7 +101,8 @@ nfs3_proc_get_root(struct nfs_server *server, struct nfs_fh *fhandle,
*/
static int
nfs3_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle,
- struct nfs_fattr *fattr, struct nfs4_label *label)
+ struct nfs_fattr *fattr, struct nfs4_label *label,
+ struct inode *inode)
{
struct rpc_message msg = {
.rpc_proc = &nfs3_procedures[NFS3PROC_GETATTR],
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index c44cfa6be8ff..cd60e8360ef2 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -92,8 +92,8 @@ static void nfs4_layoutget_release(void *calldata);
static int _nfs4_recover_proc_open(struct nfs4_opendata *data);
static int nfs4_do_fsinfo(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
static void nfs_fixup_referral_attributes(struct nfs_fattr *fattr);
-static int nfs4_proc_getattr(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *label);
-static int _nfs4_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle, struct nfs_fattr *fattr, struct nfs4_label *label);
+static int nfs4_proc_getattr(struct nfs_server *, struct nfs_fh *, struct nfs_fattr *, struct nfs4_label *label, struct inode *inode);
+static int _nfs4_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle, struct nfs_fattr *fattr, struct nfs4_label *label, struct inode *inode);
static int nfs4_do_setattr(struct inode *inode, struct rpc_cred *cred,
struct nfs_fattr *fattr, struct iattr *sattr,
struct nfs_open_context *ctx, struct nfs4_label *ilabel,
@@ -2494,7 +2494,8 @@ static int _nfs4_proc_open(struct nfs4_opendata *data,
}
if (!(o_res->f_attr->valid & NFS_ATTR_FATTR)) {
nfs4_sequence_free_slot(&o_res->seq_res);
- nfs4_proc_getattr(server, &o_res->fh, o_res->f_attr, o_res->f_label);
+ nfs4_proc_getattr(server, &o_res->fh, o_res->f_attr,
+ o_res->f_label, NULL);
}
return 0;
}
@@ -3763,7 +3764,7 @@ static int nfs4_proc_get_root(struct nfs_server *server, struct nfs_fh *mntfh,
if (IS_ERR(label))
return PTR_ERR(label);
- error = nfs4_proc_getattr(server, mntfh, fattr, label);
+ error = nfs4_proc_getattr(server, mntfh, fattr, label, NULL);
if (error < 0) {
dprintk("nfs4_get_root: getattr error = %d\n", -error);
goto err_free_label;
@@ -3828,7 +3829,8 @@ static int nfs4_get_referral(struct rpc_clnt *client, struct inode *dir,
}
static int _nfs4_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle,
- struct nfs_fattr *fattr, struct nfs4_label *label)
+ struct nfs_fattr *fattr, struct nfs4_label *label,
+ struct inode *inode)
{
struct nfs4_getattr_arg args = {
.fh = fhandle,
@@ -3852,12 +3854,13 @@ static int _nfs4_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle,
}
static int nfs4_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle,
- struct nfs_fattr *fattr, struct nfs4_label *label)
+ struct nfs_fattr *fattr, struct nfs4_label *label,
+ struct inode *inode)
{
struct nfs4_exception exception = { };
int err;
do {
- err = _nfs4_proc_getattr(server, fhandle, fattr, label);
+ err = _nfs4_proc_getattr(server, fhandle, fattr, label, inode);
trace_nfs4_getattr(server, fhandle, fattr, err);
err = nfs4_handle_exception(server, err,
&exception);
diff --git a/fs/nfs/proc.c b/fs/nfs/proc.c
index 763f77e7f1f1..e0c257bd62b9 100644
--- a/fs/nfs/proc.c
+++ b/fs/nfs/proc.c
@@ -99,7 +99,8 @@ nfs_proc_get_root(struct nfs_server *server, struct nfs_fh *fhandle,
*/
static int
nfs_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle,
- struct nfs_fattr *fattr, struct nfs4_label *label)
+ struct nfs_fattr *fattr, struct nfs4_label *label,
+ struct inode *inode)
{
struct rpc_message msg = {
.rpc_proc = &nfs_procedures[NFSPROC_GETATTR],
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 09dc14ac5804..9dee3c23895d 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -1581,7 +1581,8 @@ struct nfs_rpc_ops {
struct dentry *(*try_mount) (int, const char *, struct nfs_mount_info *,
struct nfs_subversion *);
int (*getattr) (struct nfs_server *, struct nfs_fh *,
- struct nfs_fattr *, struct nfs4_label *);
+ struct nfs_fattr *, struct nfs4_label *,
+ struct inode *);
int (*setattr) (struct dentry *, struct nfs_fattr *,
struct iattr *);
int (*lookup) (struct inode *, const struct qstr *,
--
2.17.1
--
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