RDMA: Use vzalloc() to replace vmalloc()+memset(0)
Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
parent
4162cf6497
commit
948579cd8c
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@ -459,13 +459,12 @@ int __devinit c2_rnic_init(struct c2_dev *c2dev)
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IB_DEVICE_MEM_WINDOW);
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/* Allocate the qptr_array */
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c2dev->qptr_array = vmalloc(C2_MAX_CQS * sizeof(void *));
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c2dev->qptr_array = vzalloc(C2_MAX_CQS * sizeof(void *));
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if (!c2dev->qptr_array) {
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return -ENOMEM;
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}
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/* Inialize the qptr_array */
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memset(c2dev->qptr_array, 0, C2_MAX_CQS * sizeof(void *));
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/* Initialize the qptr_array */
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c2dev->qptr_array[0] = (void *) &c2dev->req_vq;
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c2dev->qptr_array[1] = (void *) &c2dev->rep_vq;
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c2dev->qptr_array[2] = (void *) &c2dev->aeq;
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@ -222,15 +222,14 @@ int ipz_queue_ctor(struct ehca_pd *pd, struct ipz_queue *queue,
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queue->small_page = NULL;
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/* allocate queue page pointers */
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queue->queue_pages = kmalloc(nr_of_pages * sizeof(void *), GFP_KERNEL);
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queue->queue_pages = kzalloc(nr_of_pages * sizeof(void *), GFP_KERNEL);
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if (!queue->queue_pages) {
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queue->queue_pages = vmalloc(nr_of_pages * sizeof(void *));
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queue->queue_pages = vzalloc(nr_of_pages * sizeof(void *));
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if (!queue->queue_pages) {
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ehca_gen_err("Couldn't allocate queue page list");
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return 0;
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}
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}
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memset(queue->queue_pages, 0, nr_of_pages * sizeof(void *));
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/* allocate actual queue pages */
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if (is_small) {
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@ -199,12 +199,11 @@ static struct ipath_devdata *ipath_alloc_devdata(struct pci_dev *pdev)
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goto bail;
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}
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dd = vmalloc(sizeof(*dd));
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dd = vzalloc(sizeof(*dd));
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if (!dd) {
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dd = ERR_PTR(-ENOMEM);
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goto bail;
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}
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memset(dd, 0, sizeof(*dd));
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dd->ipath_unit = -1;
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spin_lock_irqsave(&ipath_devs_lock, flags);
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@ -1530,7 +1530,7 @@ static int init_subports(struct ipath_devdata *dd,
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}
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num_subports = uinfo->spu_subport_cnt;
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pd->subport_uregbase = vmalloc(PAGE_SIZE * num_subports);
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pd->subport_uregbase = vzalloc(PAGE_SIZE * num_subports);
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if (!pd->subport_uregbase) {
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ret = -ENOMEM;
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goto bail;
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@ -1538,13 +1538,13 @@ static int init_subports(struct ipath_devdata *dd,
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/* Note: pd->port_rcvhdrq_size isn't initialized yet. */
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size = ALIGN(dd->ipath_rcvhdrcnt * dd->ipath_rcvhdrentsize *
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sizeof(u32), PAGE_SIZE) * num_subports;
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pd->subport_rcvhdr_base = vmalloc(size);
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pd->subport_rcvhdr_base = vzalloc(size);
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if (!pd->subport_rcvhdr_base) {
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ret = -ENOMEM;
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goto bail_ureg;
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}
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pd->subport_rcvegrbuf = vmalloc(pd->port_rcvegrbuf_chunks *
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pd->subport_rcvegrbuf = vzalloc(pd->port_rcvegrbuf_chunks *
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pd->port_rcvegrbuf_size *
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num_subports);
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if (!pd->subport_rcvegrbuf) {
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@ -1556,11 +1556,6 @@ static int init_subports(struct ipath_devdata *dd,
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pd->port_subport_id = uinfo->spu_subport_id;
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pd->active_slaves = 1;
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set_bit(IPATH_PORT_MASTER_UNINIT, &pd->port_flag);
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memset(pd->subport_uregbase, 0, PAGE_SIZE * num_subports);
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memset(pd->subport_rcvhdr_base, 0, size);
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memset(pd->subport_rcvegrbuf, 0, pd->port_rcvegrbuf_chunks *
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pd->port_rcvegrbuf_size *
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num_subports);
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goto bail;
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bail_rhdr:
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@ -442,7 +442,7 @@ static void init_shadow_tids(struct ipath_devdata *dd)
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struct page **pages;
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dma_addr_t *addrs;
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pages = vmalloc(dd->ipath_cfgports * dd->ipath_rcvtidcnt *
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pages = vzalloc(dd->ipath_cfgports * dd->ipath_rcvtidcnt *
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sizeof(struct page *));
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if (!pages) {
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ipath_dev_err(dd, "failed to allocate shadow page * "
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@ -461,9 +461,6 @@ static void init_shadow_tids(struct ipath_devdata *dd)
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return;
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}
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memset(pages, 0, dd->ipath_cfgports * dd->ipath_rcvtidcnt *
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sizeof(struct page *));
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dd->ipath_pageshadow = pages;
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dd->ipath_physshadow = addrs;
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}
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@ -270,23 +270,20 @@ static void init_shadow_tids(struct qib_devdata *dd)
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struct page **pages;
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dma_addr_t *addrs;
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pages = vmalloc(dd->cfgctxts * dd->rcvtidcnt * sizeof(struct page *));
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pages = vzalloc(dd->cfgctxts * dd->rcvtidcnt * sizeof(struct page *));
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if (!pages) {
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qib_dev_err(dd, "failed to allocate shadow page * "
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"array, no expected sends!\n");
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goto bail;
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}
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addrs = vmalloc(dd->cfgctxts * dd->rcvtidcnt * sizeof(dma_addr_t));
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addrs = vzalloc(dd->cfgctxts * dd->rcvtidcnt * sizeof(dma_addr_t));
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if (!addrs) {
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qib_dev_err(dd, "failed to allocate shadow dma handle "
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"array, no expected sends!\n");
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goto bail_free;
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}
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memset(pages, 0, dd->cfgctxts * dd->rcvtidcnt * sizeof(struct page *));
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memset(addrs, 0, dd->cfgctxts * dd->rcvtidcnt * sizeof(dma_addr_t));
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dd->pageshadow = pages;
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dd->physshadow = addrs;
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return;
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@ -352,15 +352,13 @@ static int ipoib_cm_nonsrq_init_rx(struct net_device *dev, struct ib_cm_id *cm_i
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int ret;
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int i;
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rx->rx_ring = vmalloc(ipoib_recvq_size * sizeof *rx->rx_ring);
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rx->rx_ring = vzalloc(ipoib_recvq_size * sizeof *rx->rx_ring);
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if (!rx->rx_ring) {
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printk(KERN_WARNING "%s: failed to allocate CM non-SRQ ring (%d entries)\n",
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priv->ca->name, ipoib_recvq_size);
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return -ENOMEM;
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}
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memset(rx->rx_ring, 0, ipoib_recvq_size * sizeof *rx->rx_ring);
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t = kmalloc(sizeof *t, GFP_KERNEL);
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if (!t) {
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ret = -ENOMEM;
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@ -1097,13 +1095,12 @@ static int ipoib_cm_tx_init(struct ipoib_cm_tx *p, u32 qpn,
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struct ipoib_dev_priv *priv = netdev_priv(p->dev);
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int ret;
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p->tx_ring = vmalloc(ipoib_sendq_size * sizeof *p->tx_ring);
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p->tx_ring = vzalloc(ipoib_sendq_size * sizeof *p->tx_ring);
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if (!p->tx_ring) {
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ipoib_warn(priv, "failed to allocate tx ring\n");
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ret = -ENOMEM;
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goto err_tx;
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}
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memset(p->tx_ring, 0, ipoib_sendq_size * sizeof *p->tx_ring);
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p->qp = ipoib_cm_create_tx_qp(p->dev, p);
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if (IS_ERR(p->qp)) {
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@ -1521,7 +1518,7 @@ static void ipoib_cm_create_srq(struct net_device *dev, int max_sge)
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return;
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}
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priv->cm.srq_ring = vmalloc(ipoib_recvq_size * sizeof *priv->cm.srq_ring);
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priv->cm.srq_ring = vzalloc(ipoib_recvq_size * sizeof *priv->cm.srq_ring);
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if (!priv->cm.srq_ring) {
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printk(KERN_WARNING "%s: failed to allocate CM SRQ ring (%d entries)\n",
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priv->ca->name, ipoib_recvq_size);
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@ -1530,7 +1527,6 @@ static void ipoib_cm_create_srq(struct net_device *dev, int max_sge)
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return;
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}
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memset(priv->cm.srq_ring, 0, ipoib_recvq_size * sizeof *priv->cm.srq_ring);
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}
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int ipoib_cm_dev_init(struct net_device *dev)
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@ -916,13 +916,12 @@ int ipoib_dev_init(struct net_device *dev, struct ib_device *ca, int port)
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goto out;
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}
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priv->tx_ring = vmalloc(ipoib_sendq_size * sizeof *priv->tx_ring);
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priv->tx_ring = vzalloc(ipoib_sendq_size * sizeof *priv->tx_ring);
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if (!priv->tx_ring) {
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printk(KERN_WARNING "%s: failed to allocate TX ring (%d entries)\n",
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ca->name, ipoib_sendq_size);
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goto out_rx_ring_cleanup;
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}
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memset(priv->tx_ring, 0, ipoib_sendq_size * sizeof *priv->tx_ring);
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/* priv->tx_head, tx_tail & tx_outstanding are already 0 */
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