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authorTrond Myklebust <Trond.Myklebust@netapp.com>2006-01-03 09:55:38 +0100
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-01-06 14:58:51 -0500
commitfa178f29c0f8a0dce748181a5351f4a92fd4f455 (patch)
tree07de5ced8d16d832ebed98c58a2c0498affa12db /fs/nfs/nfs4proc.c
parentbeb2a5ec386e5ce6891ebd1c06b913da04354b40 (diff)
NFSv4: Ensure DELEGRETURN returns attributes
Upon return of a write delegation, the server will almost always bump the change attribute. Ensure that we pick up that change so that we don't invalidate our data cache unnecessarily. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4proc.c')
-rw-r--r--fs/nfs/nfs4proc.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index b3349154994..984ca3454d0 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2920,11 +2920,12 @@ nfs4_proc_setclientid_confirm(struct nfs4_client *clp, struct rpc_cred *cred)
struct nfs4_delegreturndata {
struct nfs4_delegreturnargs args;
+ struct nfs4_delegreturnres res;
struct nfs_fh fh;
nfs4_stateid stateid;
struct rpc_cred *cred;
unsigned long timestamp;
- const struct nfs_server *server;
+ struct nfs_fattr fattr;
int rpc_status;
};
@@ -2934,8 +2935,10 @@ static void nfs4_delegreturn_prepare(struct rpc_task *task, void *calldata)
struct rpc_message msg = {
.rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_DELEGRETURN],
.rpc_argp = &data->args,
+ .rpc_resp = &data->res,
.rpc_cred = data->cred,
};
+ nfs_fattr_init(data->res.fattr);
rpc_call_setup(task, &msg, 0);
}
@@ -2944,7 +2947,7 @@ static void nfs4_delegreturn_done(struct rpc_task *task, void *calldata)
struct nfs4_delegreturndata *data = calldata;
data->rpc_status = task->tk_status;
if (data->rpc_status == 0)
- renew_lease(data->server, data->timestamp);
+ renew_lease(data->res.server, data->timestamp);
}
static void nfs4_delegreturn_release(void *calldata)
@@ -2964,6 +2967,7 @@ const static struct rpc_call_ops nfs4_delegreturn_ops = {
static int _nfs4_proc_delegreturn(struct inode *inode, struct rpc_cred *cred, const nfs4_stateid *stateid)
{
struct nfs4_delegreturndata *data;
+ struct nfs_server *server = NFS_SERVER(inode);
struct rpc_task *task;
int status;
@@ -2972,11 +2976,13 @@ static int _nfs4_proc_delegreturn(struct inode *inode, struct rpc_cred *cred, co
return -ENOMEM;
data->args.fhandle = &data->fh;
data->args.stateid = &data->stateid;
+ data->args.bitmask = server->attr_bitmask;
nfs_copy_fh(&data->fh, NFS_FH(inode));
memcpy(&data->stateid, stateid, sizeof(data->stateid));
+ data->res.fattr = &data->fattr;
+ data->res.server = server;
data->cred = get_rpccred(cred);
data->timestamp = jiffies;
- data->server = NFS_SERVER(inode);
data->rpc_status = 0;
task = rpc_run_task(NFS_CLIENT(inode), RPC_TASK_ASYNC, &nfs4_delegreturn_ops, data);
@@ -2985,8 +2991,11 @@ static int _nfs4_proc_delegreturn(struct inode *inode, struct rpc_cred *cred, co
return PTR_ERR(task);
}
status = nfs4_wait_for_completion_rpc_task(task);
- if (status == 0)
+ if (status == 0) {
status = data->rpc_status;
+ if (status == 0)
+ nfs_post_op_update_inode(inode, &data->fattr);
+ }
rpc_release_task(task);
return status;
}