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nfs: change nfs4_do_setlk params to identify recovery type 

Signed-off-by: Alexandros Batsakis <batsakis@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Alexandros Batsakis 2009-12-09 01:50:14 -08:00 committed by Trond Myklebust
parent 0f7e720694
commit afe6c27ccb
2 changed files with 11 additions and 7 deletions
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4
fs/nfs/nfs4_fs.h
View File

@ -108,6 +108,10 @@ enum {
NFS_OWNER_RECLAIM_NOGRACE
};
#define NFS_LOCK_NEW 0
#define NFS_LOCK_RECLAIM 1
#define NFS_LOCK_EXPIRED 2
/*
* struct nfs4_state maintains the client-side state for a given
* (state_owner,inode) tuple (OPEN) or state_owner (LOCK).

14
fs/nfs/nfs4proc.c
View File

@ -4002,7 +4002,7 @@ static const struct rpc_call_ops nfs4_lock_ops = {
.rpc_release = nfs4_lock_release,
};
static int _nfs4_do_setlk(struct nfs4_state *state, int cmd, struct file_lock *fl, int reclaim)
static int _nfs4_do_setlk(struct nfs4_state *state, int cmd, struct file_lock *fl, int recovery_type)
{
struct nfs4_lockdata *data;
struct rpc_task *task;
@ -4026,8 +4026,8 @@ static int _nfs4_do_setlk(struct nfs4_state *state, int cmd, struct file_lock *f
return -ENOMEM;
if (IS_SETLKW(cmd))
data->arg.block = 1;
if (reclaim != 0)
data->arg.reclaim = 1;
if (recovery_type == NFS_LOCK_RECLAIM)
data->arg.reclaim = NFS_LOCK_RECLAIM;
msg.rpc_argp = &data->arg,
msg.rpc_resp = &data->res,
task_setup_data.callback_data = data;
@ -4054,7 +4054,7 @@ static int nfs4_lock_reclaim(struct nfs4_state *state, struct file_lock *request
/* Cache the lock if possible... */
if (test_bit(NFS_DELEGATED_STATE, &state->flags) != 0)
return 0;
err = _nfs4_do_setlk(state, F_SETLK, request, 1);
err = _nfs4_do_setlk(state, F_SETLK, request, NFS_LOCK_RECLAIM);
if (err != -NFS4ERR_DELAY)
break;
nfs4_handle_exception(server, err, &exception);
@ -4074,7 +4074,7 @@ static int nfs4_lock_expired(struct nfs4_state *state, struct file_lock *request
do {
if (test_bit(NFS_DELEGATED_STATE, &state->flags) != 0)
return 0;
err = _nfs4_do_setlk(state, F_SETLK, request, 0);
err = _nfs4_do_setlk(state, F_SETLK, request, NFS_LOCK_EXPIRED);
switch (err) {
default:
goto out;
@ -4110,7 +4110,7 @@ static int _nfs4_proc_setlk(struct nfs4_state *state, int cmd, struct file_lock
status = do_vfs_lock(request->fl_file, request);
goto out_unlock;
}
status = _nfs4_do_setlk(state, cmd, request, 0);
status = _nfs4_do_setlk(state, cmd, request, NFS_LOCK_NEW);
if (status != 0)
goto out_unlock;
/* Note: we always want to sleep here! */
@ -4193,7 +4193,7 @@ int nfs4_lock_delegation_recall(struct nfs4_state *state, struct file_lock *fl)
if (err != 0)
goto out;
do {
err = _nfs4_do_setlk(state, F_SETLK, fl, 0);
err = _nfs4_do_setlk(state, F_SETLK, fl, NFS_LOCK_NEW);
switch (err) {
default:
printk(KERN_ERR "%s: unhandled error %d.\n",