Signed-off-by: Trond Myklebust <Trond.Myklebust@xxxxxxxxxx>
---
fs/nfs/nfs4state.c | 11 ++++++++++-
1 files changed, 10 insertions(+), 1 deletions(-)
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 7dcca23..beade55 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -893,11 +893,15 @@ static int nfs4_reclaim_open_state(struct nfs4_state_owner *sp, const struct nfs
* recovering after a network partition or a reboot from a
* server that doesn't support a grace period.
*/
+restart:
+ spin_lock(&sp->so_lock);
list_for_each_entry(state, &sp->so_states, open_states) {
if (!test_and_clear_bit(ops->state_flag_bit, &state->flags))
continue;
if (state->state == 0)
continue;
+ atomic_inc(&state->count);
+ spin_unlock(&sp->so_lock);
status = ops->recover_open(sp, state);
if (status >= 0) {
status = nfs4_reclaim_locks(state, ops);
@@ -907,7 +911,8 @@ static int nfs4_reclaim_open_state(struct nfs4_state_owner *sp, const struct nfs
printk("%s: Lock reclaim failed!\n",
__func__);
}
- continue;
+ nfs4_put_open_state(state);
+ goto restart;
}
}
switch (status) {
@@ -935,9 +940,13 @@ static int nfs4_reclaim_open_state(struct nfs4_state_owner *sp, const struct nfs
case -NFS4ERR_STALE_CLIENTID:
goto out_err;
}
+ nfs4_put_open_state(state);
+ goto restart;
}
+ spin_unlock(&sp->so_lock);
return 0;
out_err:
+ nfs4_put_open_state(state);
return status;
}
--
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