NFSv4: update_changeattr should update the attribute timestamp

Otherwise, the attribute cache remains marked as being expired.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 6a35204affa47bb796d368c0a21c4e2b443f17ba..ecc151697fd4bd81288941848a4b6a76e7563a24 100644 (file)
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -1082,7 +1082,8 @@ int nfs4_call_sync(struct rpc_clnt *clnt,
        return nfs4_call_sync_sequence(clnt, server, msg, args, res);
 }
 
-static void update_changeattr(struct inode *dir, struct nfs4_change_info *cinfo)
+static void update_changeattr(struct inode *dir, struct nfs4_change_info *cinfo,
+               unsigned long timestamp)
 {
        struct nfs_inode *nfsi = NFS_I(dir);
 
@@ -1098,6 +1099,7 @@ static void update_changeattr(struct inode *dir, struct nfs4_change_info *cinfo)
                                NFS_INO_INVALID_ACL;
        }
        dir->i_version = cinfo->after;
+       nfsi->read_cache_jiffies = timestamp;
        nfsi->attr_gencount = nfs_inc_attr_generation_counter();
        nfs_fscache_invalidate(dir);
        spin_unlock(&dir->i_lock);
@@ -2395,7 +2397,8 @@ static int _nfs4_proc_open(struct nfs4_opendata *data)
                else if (o_res->cinfo.before != o_res->cinfo.after)
                        data->file_created = 1;
                if (data->file_created || dir->i_version != o_res->cinfo.after)
-                       update_changeattr(dir, &o_res->cinfo);
+                       update_changeattr(dir, &o_res->cinfo,
+                                       o_res->f_attr->time_start);
        }
        if ((o_res->rflags & NFS4_OPEN_RESULT_LOCKTYPE_POSIX) == 0)
                server->caps &= ~NFS_CAP_POSIX_LOCK;
@@ -4073,11 +4076,12 @@ static int _nfs4_proc_remove(struct inode *dir, const struct qstr *name)
                .rpc_argp = &args,
                .rpc_resp = &res,
        };
+       unsigned long timestamp = jiffies;
        int status;
 
        status = nfs4_call_sync(server->client, server, &msg, &args.seq_args, &res.seq_res, 1);
        if (status == 0)
-               update_changeattr(dir, &res.cinfo);
+               update_changeattr(dir, &res.cinfo, timestamp);
        return status;
 }
 
@@ -4126,7 +4130,7 @@ static int nfs4_proc_unlink_done(struct rpc_task *task, struct inode *dir)
                                    &data->timeout) == -EAGAIN)
                return 0;
        if (task->tk_status == 0)
-               update_changeattr(dir, &res->cinfo);
+               update_changeattr(dir, &res->cinfo, res->dir_attr->time_start);
        return 1;
 }
 
@@ -4161,9 +4165,9 @@ static int nfs4_proc_rename_done(struct rpc_task *task, struct inode *old_dir,
                return 0;
 
        if (task->tk_status == 0) {
-               update_changeattr(old_dir, &res->old_cinfo);
+               update_changeattr(old_dir, &res->old_cinfo, res->old_fattr->time_start);
                if (new_dir != old_dir)
-                       update_changeattr(new_dir, &res->new_cinfo);
+                       update_changeattr(new_dir, &res->new_cinfo, res->new_fattr->time_start);
        }
        return 1;
 }
@@ -4201,7 +4205,7 @@ static int _nfs4_proc_link(struct inode *inode, struct inode *dir, const struct
 
        status = nfs4_call_sync(server->client, server, &msg, &arg.seq_args, &res.seq_res, 1);
        if (!status) {
-               update_changeattr(dir, &res.cinfo);
+               update_changeattr(dir, &res.cinfo, res.fattr->time_start);
                status = nfs_post_op_update_inode(inode, res.fattr);
                if (!status)
                        nfs_setsecurity(inode, res.fattr, res.label);
@@ -4276,7 +4280,8 @@ static int nfs4_do_create(struct inode *dir, struct dentry *dentry, struct nfs4_
        int status = nfs4_call_sync(NFS_SERVER(dir)->client, NFS_SERVER(dir), &data->msg,
                                    &data->arg.seq_args, &data->res.seq_res, 1);
        if (status == 0) {
-               update_changeattr(dir, &data->res.dir_cinfo);
+               update_changeattr(dir, &data->res.dir_cinfo,
+                               data->res.fattr->time_start);
                status = nfs_instantiate(dentry, data->res.fh, data->res.fattr, data->res.label);
        }
        return status;