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| author | NeilBrown <neilb@suse.de> | 2013-08-12 08:52:47 +0200 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-08-22 20:34:14 +0200 |
| commit | 6686390bab6a0e049fa7040631aee08b35a55293 (patch) | |
| tree | de508f578f473a612a2360fa84c98ccd8613364e /fs/nfs/nfs4state.c | |
| parent | NFSv4.1: Add tracepoints for debugging test_stateid events (diff) | |
| download | linux-6686390bab6a0e049fa7040631aee08b35a55293.tar.xz linux-6686390bab6a0e049fa7040631aee08b35a55293.zip | |
NFS: remove incorrect "Lock reclaim failed!" warning.
After reclaiming state that was lost, the NFS client tries to reclaim
any locks, and then checks that each one has NFS_LOCK_INITIALIZED set
(which means that the server has confirmed the lock).
However if the client holds a delegation, nfs_reclaim_locks() simply aborts
(or more accurately it called nfs_lock_reclaim() and that returns without
doing anything).
This is because when a delegation is held, the server doesn't need to
know about locks.
So if a delegation is held, NFS_LOCK_INITIALIZED is not expected, and
its absence is certainly not an error.
So don't print the warnings if NFS_DELGATED_STATE is set.
Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to '')
| -rw-r--r-- | fs/nfs/nfs4state.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c index 6818964bb7c0..25b7cf6a91d9 100644 --- a/fs/nfs/nfs4state.c +++ b/fs/nfs/nfs4state.c @@ -1415,14 +1415,16 @@ restart: if (status >= 0) { status = nfs4_reclaim_locks(state, ops); if (status >= 0) { - spin_lock(&state->state_lock); - list_for_each_entry(lock, &state->lock_states, ls_locks) { - if (!test_bit(NFS_LOCK_INITIALIZED, &lock->ls_flags)) - pr_warn_ratelimited("NFS: " - "%s: Lock reclaim " - "failed!\n", __func__); + if (test_bit(NFS_DELEGATED_STATE, &state->flags) != 0) { + spin_lock(&state->state_lock); + list_for_each_entry(lock, &state->lock_states, ls_locks) { + if (!test_bit(NFS_LOCK_INITIALIZED, &lock->ls_flags)) + pr_warn_ratelimited("NFS: " + "%s: Lock reclaim " + "failed!\n", __func__); + } + spin_unlock(&state->state_lock); } - spin_unlock(&state->state_lock); nfs4_put_open_state(state); spin_lock(&sp->so_lock); goto restart; |