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Remove out of memory messages; kernel should print stack trace when allocation fails

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This commit is contained in:
Alex Forencich 2021-10-21 14:01:29 -07:00
parent 2adaf820b5
commit 79f778d85a
6 changed files with 6 additions and 24 deletions
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5
modules/mqnic/mqnic_cq.c
View File

@ -41,10 +41,8 @@ int mqnic_create_cq_ring(struct mqnic_priv *priv, struct mqnic_cq_ring **ring_pt
int ret;
ring = kzalloc(sizeof(*ring), GFP_KERNEL);
if (!ring) {
dev_err(dev, "Failed to allocate CQ ring");
if (!ring)
return -ENOMEM;
}
ring->ndev = priv->ndev;
@ -56,7 +54,6 @@ int mqnic_create_cq_ring(struct mqnic_priv *priv, struct mqnic_cq_ring **ring_pt
ring->buf = dma_alloc_coherent(dev, ring->buf_size,
&ring->buf_dma_addr, GFP_KERNEL);
if (!ring->buf) {
dev_err(dev, "Failed to allocate CQ ring DMA buffer");
ret = -ENOMEM;
goto fail_ring;
}

5
modules/mqnic/mqnic_eq.c
View File

@ -41,10 +41,8 @@ int mqnic_create_eq_ring(struct mqnic_priv *priv, struct mqnic_eq_ring **ring_pt
int ret;
ring = kzalloc(sizeof(*ring), GFP_KERNEL);
if (!ring) {
dev_err(dev, "Failed to allocate EQ ring");
if (!ring)
return -ENOMEM;
}
ring->ndev = priv->ndev;
@ -56,7 +54,6 @@ int mqnic_create_eq_ring(struct mqnic_priv *priv, struct mqnic_eq_ring **ring_pt
ring->buf = dma_alloc_coherent(dev, ring->buf_size,
&ring->buf_dma_addr, GFP_KERNEL);
if (!ring->buf) {
dev_err(dev, "Failed to allocate EQ ring DMA buffer");
ret = -ENOMEM;
goto fail_ring;
}

4
modules/mqnic/mqnic_main.c
View File

@ -155,10 +155,8 @@ static int mqnic_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent
#endif
mqnic = devm_kzalloc(dev, sizeof(*mqnic), GFP_KERNEL);
if (!mqnic) {
dev_err(dev, "Failed to allocate memory");
if (!mqnic)
return -ENOMEM;
}
mqnic->dev = dev;
mqnic->pdev = pdev;

4
modules/mqnic/mqnic_port.c
View File

@ -40,10 +40,8 @@ int mqnic_create_port(struct mqnic_priv *priv, struct mqnic_port **port_ptr,
struct mqnic_port *port;
port = kzalloc(sizeof(*port), GFP_KERNEL);
if (!port) {
dev_err(dev, "Failed to allocate port");
if (!port)
return -ENOMEM;
}
*port_ptr = port;

6
modules/mqnic/mqnic_rx.c
View File

@ -41,10 +41,8 @@ int mqnic_create_rx_ring(struct mqnic_priv *priv, struct mqnic_ring **ring_ptr,
int ret;
ring = kzalloc(sizeof(*ring), GFP_KERNEL);
if (!ring) {
dev_err(dev, "Failed to allocate RX ring");
if (!ring)
return -ENOMEM;
}
ring->size = roundup_pow_of_two(size);
ring->size_mask = ring->size - 1;
@ -56,7 +54,6 @@ int mqnic_create_rx_ring(struct mqnic_priv *priv, struct mqnic_ring **ring_ptr,
ring->rx_info = kvzalloc(sizeof(*ring->rx_info) * ring->size, GFP_KERNEL);
if (!ring->rx_info) {
dev_err(dev, "Failed to allocate rx_info");
ret = -ENOMEM;
goto fail_ring;
}
@ -65,7 +62,6 @@ int mqnic_create_rx_ring(struct mqnic_priv *priv, struct mqnic_ring **ring_ptr,
ring->buf = dma_alloc_coherent(dev, ring->buf_size,
&ring->buf_dma_addr, GFP_KERNEL);
if (!ring->buf) {
dev_err(dev, "Failed to allocate RX ring DMA buffer");
ret = -ENOMEM;
goto fail_info;
}

6
modules/mqnic/mqnic_tx.c
View File

@ -42,10 +42,8 @@ int mqnic_create_tx_ring(struct mqnic_priv *priv, struct mqnic_ring **ring_ptr,
int ret;
ring = kzalloc(sizeof(*ring), GFP_KERNEL);
if (!ring) {
dev_err(dev, "Failed to allocate TX ring");
if (!ring)
return -ENOMEM;
}
ring->size = roundup_pow_of_two(size);
ring->full_size = ring->size >> 1;
@ -58,7 +56,6 @@ int mqnic_create_tx_ring(struct mqnic_priv *priv, struct mqnic_ring **ring_ptr,
ring->tx_info = kvzalloc(sizeof(*ring->tx_info) * ring->size, GFP_KERNEL);
if (!ring->tx_info) {
dev_err(dev, "Failed to allocate tx_info");
ret = -ENOMEM;
goto fail_ring;
}
@ -67,7 +64,6 @@ int mqnic_create_tx_ring(struct mqnic_priv *priv, struct mqnic_ring **ring_ptr,
ring->buf = dma_alloc_coherent(dev, ring->buf_size,
&ring->buf_dma_addr, GFP_KERNEL);
if (!ring->buf) {
dev_err(dev, "Failed to allocate TX ring DMA buffer");
ret = -ENOMEM;
goto fail_info;
}