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| author | Alexander Aring <aahringo@redhat.com> | 2022-10-27 16:45:27 -0400 |
|---|---|---|
| committer | David Teigland <teigland@redhat.com> | 2022-11-08 12:59:41 -0600 |
| commit | 775af207464bd28a2086f8399c0b2a3f1f40c7ae (patch) | |
| tree | 2c9cfa331154dd69c339e60afc0dd411d23935e6 /fs/dlm/midcomms.c | |
| parent | 3e54c9e80e68b765d8877023d93f1eea1b9d1c54 (diff) | |
| download | linux-stable-775af207464bd28a2086f8399c0b2a3f1f40c7ae.tar.gz linux-stable-775af207464bd28a2086f8399c0b2a3f1f40c7ae.tar.bz2 linux-stable-775af207464bd28a2086f8399c0b2a3f1f40c7ae.zip | |
fs: dlm: use WARN_ON_ONCE() instead of WARN_ON()
To not get the console spammed about WARN_ON() of invalid states in the
dlm midcomms hot path handling we switch to WARN_ON_ONCE() to get it
only once that there might be an issue with the midcomms state handling.
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>
Diffstat (limited to 'fs/dlm/midcomms.c')
| -rw-r--r-- | fs/dlm/midcomms.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/fs/dlm/midcomms.c b/fs/dlm/midcomms.c index 3a4e20d6cd2d..32194a750fe1 100644 --- a/fs/dlm/midcomms.c +++ b/fs/dlm/midcomms.c @@ -469,7 +469,7 @@ static void dlm_pas_fin_ack_rcv(struct midcomms_node *node) spin_unlock(&node->state_lock); log_print("%s: unexpected state: %d\n", __func__, node->state); - WARN_ON(1); + WARN_ON_ONCE(1); return; } spin_unlock(&node->state_lock); @@ -540,7 +540,7 @@ static void dlm_midcomms_receive_buffer(union dlm_packet *p, spin_unlock(&node->state_lock); log_print("%s: unexpected state: %d\n", __func__, node->state); - WARN_ON(1); + WARN_ON_ONCE(1); return; } spin_unlock(&node->state_lock); @@ -548,7 +548,7 @@ static void dlm_midcomms_receive_buffer(union dlm_packet *p, set_bit(DLM_NODE_FLAG_STOP_RX, &node->flags); break; default: - WARN_ON(test_bit(DLM_NODE_FLAG_STOP_RX, &node->flags)); + WARN_ON_ONCE(test_bit(DLM_NODE_FLAG_STOP_RX, &node->flags)); dlm_receive_buffer_3_2_trace(seq, p); dlm_receive_buffer(p, node->nodeid); set_bit(DLM_NODE_ULP_DELIVERED, &node->flags); @@ -770,7 +770,7 @@ static void dlm_midcomms_receive_buffer_3_2(union dlm_packet *p, int nodeid) goto out; } - WARN_ON(test_bit(DLM_NODE_FLAG_STOP_RX, &node->flags)); + WARN_ON_ONCE(test_bit(DLM_NODE_FLAG_STOP_RX, &node->flags)); dlm_receive_buffer(p, nodeid); break; case DLM_OPTS: @@ -1095,7 +1095,7 @@ struct dlm_mhandle *dlm_midcomms_get_mhandle(int nodeid, int len, } /* this is a bug, however we going on and hope it will be resolved */ - WARN_ON(test_bit(DLM_NODE_FLAG_STOP_TX, &node->flags)); + WARN_ON_ONCE(test_bit(DLM_NODE_FLAG_STOP_TX, &node->flags)); mh = dlm_allocate_mhandle(allocation); if (!mh) @@ -1127,7 +1127,7 @@ struct dlm_mhandle *dlm_midcomms_get_mhandle(int nodeid, int len, break; default: dlm_free_mhandle(mh); - WARN_ON(1); + WARN_ON_ONCE(1); goto err; } @@ -1196,7 +1196,7 @@ void dlm_midcomms_commit_mhandle(struct dlm_mhandle *mh, break; default: srcu_read_unlock(&nodes_srcu, mh->idx); - WARN_ON(1); + WARN_ON_ONCE(1); break; } } @@ -1238,7 +1238,7 @@ static void dlm_act_fin_ack_rcv(struct midcomms_node *node) spin_unlock(&node->state_lock); log_print("%s: unexpected state: %d\n", __func__, node->state); - WARN_ON(1); + WARN_ON_ONCE(1); return; } spin_unlock(&node->state_lock); @@ -1356,7 +1356,7 @@ static void midcomms_node_release(struct rcu_head *rcu) { struct midcomms_node *node = container_of(rcu, struct midcomms_node, rcu); - WARN_ON(atomic_read(&node->send_queue_cnt)); + WARN_ON_ONCE(atomic_read(&node->send_queue_cnt)); kfree(node); } |