diff options
| author |   Brett Creeley <brett@pensando.io> | 2022-02-17 14:02:50 -0800 |
|---|---|---|
| committer |   Jakub Kicinski <kuba@kernel.org> | 2022-02-18 20:37:14 -0800 |
| commit | 116dce0ff047f8e37d99f414c419646c0cc71d0b (patch) | |
| tree | 209f6b4dac0dddfb5e5a2a2ddb92d5d6657b9bd8 /drivers/net/ethernet/pensando/ionic | |
| parent | ionic: catch transition back to RUNNING with fw_generation 0 (diff) | |
| download | linux-dev-116dce0ff047f8e37d99f414c419646c0cc71d0b.tar.xz linux-dev-116dce0ff047f8e37d99f414c419646c0cc71d0b.zip | |
ionic: Use vzalloc for large per-queue related buffers
Use vzalloc for per-queue info structs that don't need any
DMA mapping to help relieve memory pressure found when used
in our limited SOC environment.
Signed-off-by: Brett Creeley <brett@pensando.io>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/pensando/ionic')
| -rw-r--r-- | drivers/net/ethernet/pensando/ionic/ionic_lif.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c index 542e395fb037..4101529c300b 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c @@ -393,11 +393,11 @@ static void ionic_qcq_free(struct ionic_lif *lif, struct ionic_qcq *qcq) ionic_qcq_intr_free(lif, qcq); if (qcq->cq.info) { - devm_kfree(dev, qcq->cq.info); + vfree(qcq->cq.info); qcq->cq.info = NULL; } if (qcq->q.info) { - devm_kfree(dev, qcq->q.info); + vfree(qcq->q.info); qcq->q.info = NULL; } } @@ -528,8 +528,7 @@ static int ionic_qcq_alloc(struct ionic_lif *lif, unsigned int type, new->q.dev = dev; new->flags = flags; - new->q.info = devm_kcalloc(dev, num_descs, sizeof(*new->q.info), - GFP_KERNEL); + new->q.info = vzalloc(num_descs * sizeof(*new->q.info)); if (!new->q.info) { netdev_err(lif->netdev, "Cannot allocate queue info\n"); err = -ENOMEM; @@ -550,8 +549,7 @@ static int ionic_qcq_alloc(struct ionic_lif *lif, unsigned int type, if (err) goto err_out; - new->cq.info = devm_kcalloc(dev, num_descs, sizeof(*new->cq.info), - GFP_KERNEL); + new->cq.info = vzalloc(num_descs * sizeof(*new->cq.info)); if (!new->cq.info) { netdev_err(lif->netdev, "Cannot allocate completion queue info\n"); err = -ENOMEM; @@ -640,14 +638,14 @@ err_out_free_cq: err_out_free_q: dma_free_coherent(dev, new->q_size, new->q_base, new->q_base_pa); err_out_free_cq_info: - devm_kfree(dev, new->cq.info); + vfree(new->cq.info); err_out_free_irq: if (flags & IONIC_QCQ_F_INTR) { devm_free_irq(dev, new->intr.vector, &new->napi); ionic_intr_free(lif->ionic, new->intr.index); } err_out_free_q_info: - devm_kfree(dev, new->q.info); + vfree(new->q.info); err_out_free_qcq: devm_kfree(dev, new); err_out: |