Thread (14 messages) flat view 14 messages, 2 authors, 2021-08-10

[net 09/12] net/mlx5: Destroy pool->mutex

From: Saeed Mahameed <saeed@kernel.org>
Date: 2021-08-10 03:59:59
Subsystem: mellanox mlx5 core vpi driver, networking drivers, the rest · Maintainers: Saeed Mahameed, Leon Romanovsky, Tariq Toukan, Mark Bloch, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

From: Shay Drory <redacted>

Destroy pool->mutex when we destroy the pool.

Fixes: c36326d38d93 ("net/mlx5: Round-Robin EQs over IRQs")
Signed-off-by: Shay Drory <redacted>
Reviewed-by: Parav Pandit <redacted>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
index 7b923f6b5462..3465b363fc2f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
@@ -440,6 +440,7 @@ irq_pool_alloc(struct mlx5_core_dev *dev, int start, int size, char *name,
 	if (!pool)
 		return ERR_PTR(-ENOMEM);
 	pool->dev = dev;
+	mutex_init(&pool->lock);
 	xa_init_flags(&pool->irqs, XA_FLAGS_ALLOC);
 	pool->xa_num_irqs.min = start;
 	pool->xa_num_irqs.max = start + size - 1;
@@ -448,7 +449,6 @@ irq_pool_alloc(struct mlx5_core_dev *dev, int start, int size, char *name,
 			 name);
 	pool->min_threshold = min_threshold * MLX5_EQ_REFS_PER_IRQ;
 	pool->max_threshold = max_threshold * MLX5_EQ_REFS_PER_IRQ;
-	mutex_init(&pool->lock);
 	mlx5_core_dbg(dev, "pool->name = %s, pool->size = %d, pool->start = %d",
 		      name, size, start);
 	return pool;
@@ -462,6 +462,7 @@ static void irq_pool_free(struct mlx5_irq_pool *pool)
 	xa_for_each(&pool->irqs, index, irq)
 		irq_release(&irq->kref);
 	xa_destroy(&pool->irqs);
+	mutex_destroy(&pool->lock);
 	kvfree(pool);
 }
 
-- 
2.31.1
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help