From 4db0ee176e256444695ee2d7b004552e82fec987 Mon Sep 17 00:00:00 2001 From: Ayaz Abdulla Date: Mon, 9 Jun 2008 16:51:06 -0700 Subject: forcedeth: msi interrupts Add a workaround for lost MSI interrupts. There is a race condition in the HW in which future interrupts could be missed. The workaround is to toggle the MSI irq mask. Added cleanup based on comments from Andrew Morton. Signed-off-by: Ayaz Abdulla Cc: Manfred Spraul Cc: Jeff Garzik Cc: Signed-off-by: Andrew Morton Signed-off-by: Jeff Garzik diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 9eca97f..2cb2447 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -3273,6 +3273,20 @@ static void nv_link_irq(struct net_device *dev) dprintk(KERN_DEBUG "%s: link change notification done.\n", dev->name); } +static void nv_msi_workaround(struct fe_priv *np) +{ + + /* Need to toggle the msi irq mask within the ethernet device, + * otherwise, future interrupts will not be detected. + */ + if (np->msi_flags & NV_MSI_ENABLED) { + u8 __iomem *base = np->base; + + writel(0, base + NvRegMSIIrqMask); + writel(NVREG_MSI_VECTOR_0_ENABLED, base + NvRegMSIIrqMask); + } +} + static irqreturn_t nv_nic_irq(int foo, void *data) { struct net_device *dev = (struct net_device *) data; @@ -3295,6 +3309,8 @@ static irqreturn_t nv_nic_irq(int foo, void *data) if (!(events & np->irqmask)) break; + nv_msi_workaround(np); + spin_lock(&np->lock); nv_tx_done(dev); spin_unlock(&np->lock); @@ -3410,6 +3426,8 @@ static irqreturn_t nv_nic_irq_optimized(int foo, void *data) if (!(events & np->irqmask)) break; + nv_msi_workaround(np); + spin_lock(&np->lock); nv_tx_done_optimized(dev, TX_WORK_PER_LOOP); spin_unlock(&np->lock); @@ -3750,6 +3768,8 @@ static irqreturn_t nv_nic_irq_test(int foo, void *data) if (!(events & NVREG_IRQ_TIMER)) return IRQ_RETVAL(0); + nv_msi_workaround(np); + spin_lock(&np->lock); np->intr_test = 1; spin_unlock(&np->lock); -- cgit v0.10.2 From ff68cdbf86f09e602eb2b04e1a7d448a3c3a3b28 Mon Sep 17 00:00:00 2001 From: Jeff Kirsher Date: Mon, 9 Jun 2008 15:57:17 -0700 Subject: ixgbe: fix typo Define names were accidently transposed. Signed-off-by: Jeff Kirsher Signed-off-by: Jeff Garzik diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c index 6321b05..2f38e84 100644 --- a/drivers/net/ixgbe/ixgbe_82598.c +++ b/drivers/net/ixgbe/ixgbe_82598.c @@ -58,8 +58,8 @@ static s32 ixgbe_reset_hw_82598(struct ixgbe_hw *hw); static s32 ixgbe_get_invariants_82598(struct ixgbe_hw *hw) { - hw->mac.num_rx_queues = IXGBE_82598_MAX_TX_QUEUES; - hw->mac.num_tx_queues = IXGBE_82598_MAX_RX_QUEUES; + hw->mac.num_rx_queues = IXGBE_82598_MAX_RX_QUEUES; + hw->mac.num_tx_queues = IXGBE_82598_MAX_TX_QUEUES; hw->mac.num_rx_addrs = IXGBE_82598_RAR_ENTRIES; /* PHY ops are filled in by default properly for Fiber only */ -- cgit v0.10.2 From bf4d593479e0a3f349118f9b8c40a6bc37bf1e2e Mon Sep 17 00:00:00 2001 From: Adrian Bunk Date: Tue, 10 Jun 2008 01:22:16 +0300 Subject: add missing lance_* exports This patch fixes the following build error: <-- snip --> ... Building modules, stage 2. MODPOST 1203 modules ERROR: "lance_open" [drivers/net/mvme147.ko] undefined! ERROR: "lance_close" [drivers/net/mvme147.ko] undefined! ERROR: "lance_tx_timeout" [drivers/net/mvme147.ko] undefined! ERROR: "lance_set_multicast" [drivers/net/mvme147.ko] undefined! ERROR: "lance_start_xmit" [drivers/net/mvme147.ko] undefined! ... make[2]: *** [__modpost] Error 1 <-- snip --> Reported-by: Adrian Bunk Signed-off-by: Adrian Bunk Signed-off-by: Jeff Garzik diff --git a/drivers/net/7990.c b/drivers/net/7990.c index 750a46f..ad6b8a5 100644 --- a/drivers/net/7990.c +++ b/drivers/net/7990.c @@ -506,6 +506,7 @@ int lance_open (struct net_device *dev) return res; } +EXPORT_SYMBOL_GPL(lance_open); int lance_close (struct net_device *dev) { @@ -521,6 +522,7 @@ int lance_close (struct net_device *dev) return 0; } +EXPORT_SYMBOL_GPL(lance_close); void lance_tx_timeout(struct net_device *dev) { @@ -529,7 +531,7 @@ void lance_tx_timeout(struct net_device *dev) dev->trans_start = jiffies; netif_wake_queue (dev); } - +EXPORT_SYMBOL_GPL(lance_tx_timeout); int lance_start_xmit (struct sk_buff *skb, struct net_device *dev) { @@ -586,6 +588,7 @@ int lance_start_xmit (struct sk_buff *skb, struct net_device *dev) return 0; } +EXPORT_SYMBOL_GPL(lance_start_xmit); /* taken from the depca driver via a2065.c */ static void lance_load_multicast (struct net_device *dev) @@ -654,6 +657,7 @@ void lance_set_multicast (struct net_device *dev) if (!stopped) netif_start_queue (dev); } +EXPORT_SYMBOL_GPL(lance_set_multicast); #ifdef CONFIG_NET_POLL_CONTROLLER void lance_poll(struct net_device *dev) -- cgit v0.10.2 From 23bdfdd388723b8213f597743b1d4aba0d62de9c Mon Sep 17 00:00:00 2001 From: Steve Hodgson Date: Mon, 9 Jun 2008 19:34:32 +0100 Subject: sfc: Recover from RX queue flush failure RX queue flush can fail if traffic continues to arrive. Recover by performing an invisible reset. Signed-off-by: Ben Hutchings Signed-off-by: Jeff Garzik diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c index d3f749c..790db89 100644 --- a/drivers/net/sfc/falcon.c +++ b/drivers/net/sfc/falcon.c @@ -733,8 +733,10 @@ void falcon_fini_rx(struct efx_rx_queue *rx_queue) continue; break; } - if (rc) + if (rc) { EFX_ERR(efx, "failed to flush rx queue %d\n", rx_queue->queue); + efx_schedule_reset(efx, RESET_TYPE_INVISIBLE); + } /* Remove RX descriptor ring from card */ EFX_ZERO_OWORD(rx_desc_ptr); -- cgit v0.10.2 From 00aaea2f95d73d4e2b5e45cf77c3cbb16c59e87f Mon Sep 17 00:00:00 2001 From: Jan-Bernd Themann Date: Mon, 9 Jun 2008 15:17:37 +0100 Subject: ehea: set mac address fix eHEA has to call firmware functions in order to change the mac address of a logical port. This patch checks if the logical port is up when calling the register / deregister mac address calls. If the port is down these firmware calls would fail and are therefore not executed. Signed-off-by: Jan-Bernd Themann Signed-off-by: Jeff Garzik diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c index 287a619..faae01d 100644 --- a/drivers/net/ehea/ehea_main.c +++ b/drivers/net/ehea/ehea_main.c @@ -1766,16 +1766,20 @@ static int ehea_set_mac_addr(struct net_device *dev, void *sa) mutex_lock(&ehea_bcmc_regs.lock); /* Deregister old MAC in pHYP */ - ret = ehea_broadcast_reg_helper(port, H_DEREG_BCMC); - if (ret) - goto out_upregs; + if (port->state == EHEA_PORT_UP) { + ret = ehea_broadcast_reg_helper(port, H_DEREG_BCMC); + if (ret) + goto out_upregs; + } port->mac_addr = cb0->port_mac_addr << 16; /* Register new MAC in pHYP */ - ret = ehea_broadcast_reg_helper(port, H_REG_BCMC); - if (ret) - goto out_upregs; + if (port->state == EHEA_PORT_UP) { + ret = ehea_broadcast_reg_helper(port, H_REG_BCMC); + if (ret) + goto out_upregs; + } ret = 0; -- cgit v0.10.2 From 23cde76d801246a702e7a84c3fe3d655b35c89a1 Mon Sep 17 00:00:00 2001 From: Mark McLoughlin Date: Sun, 8 Jun 2008 20:49:00 +1000 Subject: virtio_net: Fix skb->csum_start computation hdr->csum_start is the offset from the start of the ethernet header to the transport layer checksum field. skb->csum_start is the offset from skb->head. skb_partial_csum_set() assumes that skb->data points to the ethernet header - i.e. it computes skb->csum_start by adding the headroom to hdr->csum_start. Since eth_type_trans() skb_pull()s the ethernet header, skb_partial_csum_set() should be called before eth_type_trans(). (Without this patch, GSO packets from a guest to the world outside the host are corrupted). Signed-off-by: Mark McLoughlin Acked-by: Herbert Xu Signed-off-by: Rusty Russell Signed-off-by: Jeff Garzik diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 5450eac..9a3b85e 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -94,9 +94,7 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb, BUG_ON(len > MAX_PACKET_LEN); skb_trim(skb, len); - skb->protocol = eth_type_trans(skb, dev); - pr_debug("Receiving skb proto 0x%04x len %i type %i\n", - ntohs(skb->protocol), skb->len, skb->pkt_type); + dev->stats.rx_bytes += skb->len; dev->stats.rx_packets++; @@ -106,6 +104,10 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb, goto frame_err; } + skb->protocol = eth_type_trans(skb, dev); + pr_debug("Receiving skb proto 0x%04x len %i type %i\n", + ntohs(skb->protocol), skb->len, skb->pkt_type); + if (hdr->gso_type != VIRTIO_NET_HDR_GSO_NONE) { pr_debug("GSO!\n"); switch (hdr->gso_type & ~VIRTIO_NET_HDR_GSO_ECN) { -- cgit v0.10.2 From 2506ece0c0bbd2fc19a4827b96dc52ea47e2ce4a Mon Sep 17 00:00:00 2001 From: Mark McLoughlin Date: Sun, 8 Jun 2008 20:49:59 +1000 Subject: virtio: Fix typo in virtio_net_hdr comments Signed-off-by: Mark McLoughlin Signed-off-by: Rusty Russell Signed-off-by: Jeff Garzik diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h index 9405aa6..38c0571 100644 --- a/include/linux/virtio_net.h +++ b/include/linux/virtio_net.h @@ -38,7 +38,7 @@ struct virtio_net_hdr #define VIRTIO_NET_HDR_GSO_ECN 0x80 // TCP has ECN set __u8 gso_type; __u16 hdr_len; /* Ethernet + IP + tcp/udp hdrs */ - __u16 gso_size; /* Bytes to append to gso_hdr_len per frame */ + __u16 gso_size; /* Bytes to append to hdr_len per frame */ __u16 csum_start; /* Position to start checksumming from */ __u16 csum_offset; /* Offset after that to place checksum */ }; -- cgit v0.10.2 From 14c998f034bdc9a5bfa53bca18fbd0738cbc65e8 Mon Sep 17 00:00:00 2001 From: Mark McLoughlin Date: Sun, 8 Jun 2008 20:50:56 +1000 Subject: virtio: virtio_net free transmit skbs in a timer virtio_net currently only frees old transmit skbs just before queueing new ones. If the queue is full, it then enables interrupts and waits for notification that more work has been performed. However, a side-effect of this scheme is that there are always xmit skbs left dangling when no new packets are sent, against the Documentation/networking/driver.txt guideline: "... it is not allowed for your TX mitigation scheme to let TX packets "hang out" in the TX ring unreclaimed forever if no new TX packets are sent." Add a timer to ensure that any time we queue new TX skbs, we will shortly free them again. This fixes an easily reproduced hang at shutdown where iptables attempts to unload nf_conntrack and nf_conntrack waits for an skb it is tracking to be freed, but virtio_net never frees it. Signed-off-by: Mark McLoughlin Signed-off-by: Rusty Russell Signed-off-by: Jeff Garzik diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 9a3b85e..156d76f 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -44,6 +44,8 @@ struct virtnet_info /* The skb we couldn't send because buffers were full. */ struct sk_buff *last_xmit_skb; + struct timer_list xmit_free_timer; + /* Number of input buffers, and max we've ever had. */ unsigned int num, max; @@ -240,9 +242,23 @@ static void free_old_xmit_skbs(struct virtnet_info *vi) } } +static void xmit_free(unsigned long data) +{ + struct virtnet_info *vi = (void *)data; + + netif_tx_lock(vi->dev); + + free_old_xmit_skbs(vi); + + if (!skb_queue_empty(&vi->send)) + mod_timer(&vi->xmit_free_timer, jiffies + (HZ/10)); + + netif_tx_unlock(vi->dev); +} + static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb) { - int num; + int num, err; struct scatterlist sg[2+MAX_SKB_FRAGS]; struct virtio_net_hdr *hdr; const unsigned char *dest = ((struct ethhdr *)skb->data)->h_dest; @@ -285,7 +301,11 @@ static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb) vnet_hdr_to_sg(sg, skb); num = skb_to_sgvec(skb, sg+1, 0, skb->len) + 1; - return vi->svq->vq_ops->add_buf(vi->svq, sg, num, 0, skb); + err = vi->svq->vq_ops->add_buf(vi->svq, sg, num, 0, skb); + if (!err) + mod_timer(&vi->xmit_free_timer, jiffies + (HZ/10)); + + return err; } static void xmit_tasklet(unsigned long data) @@ -456,6 +476,8 @@ static int virtnet_probe(struct virtio_device *vdev) tasklet_init(&vi->tasklet, xmit_tasklet, (unsigned long)vi); + setup_timer(&vi->xmit_free_timer, xmit_free, (unsigned long)vi); + err = register_netdev(dev); if (err) { pr_debug("virtio_net: registering device failed\n"); @@ -493,6 +515,8 @@ static void virtnet_remove(struct virtio_device *vdev) /* Stop all the virtqueues. */ vdev->config->reset(vdev); + del_timer_sync(&vi->xmit_free_timer); + /* Free our skbs in send and recv queues, if any. */ while ((skb = __skb_dequeue(&vi->recv)) != NULL) { kfree_skb(skb); -- cgit v0.10.2 From 363f15149cfba67d29f1e6a6103dda079f27f3fa Mon Sep 17 00:00:00 2001 From: Rusty Russell Date: Sun, 8 Jun 2008 20:51:55 +1000 Subject: virtio: use callback on empty in virtio_net virtio_net uses a timer to free old transmitted packets, rather than leaving callbacks enabled all the time. If the host promises to always notify us when the transmit ring is empty, we can free packets at that point and avoid the timer. Signed-off-by: Rusty Russell Signed-off-by: Jeff Garzik diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 156d76f..4452306 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -44,6 +44,7 @@ struct virtnet_info /* The skb we couldn't send because buffers were full. */ struct sk_buff *last_xmit_skb; + /* If we need to free in a timer, this is it. */ struct timer_list xmit_free_timer; /* Number of input buffers, and max we've ever had. */ @@ -51,6 +52,7 @@ struct virtnet_info /* For cleaning up after transmission. */ struct tasklet_struct tasklet; + bool free_in_tasklet; /* Receive & send queues. */ struct sk_buff_head recv; @@ -74,7 +76,7 @@ static void skb_xmit_done(struct virtqueue *svq) /* Suppress further interrupts. */ svq->vq_ops->disable_cb(svq); - /* We were waiting for more output buffers. */ + /* We were probably waiting for more output buffers. */ netif_wake_queue(vi->dev); /* Make sure we re-xmit last_xmit_skb: if there are no more packets @@ -242,6 +244,8 @@ static void free_old_xmit_skbs(struct virtnet_info *vi) } } +/* If the virtio transport doesn't always notify us when all in-flight packets + * are consumed, we fall back to using this function on a timer to free them. */ static void xmit_free(unsigned long data) { struct virtnet_info *vi = (void *)data; @@ -302,7 +306,7 @@ static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb) num = skb_to_sgvec(skb, sg+1, 0, skb->len) + 1; err = vi->svq->vq_ops->add_buf(vi->svq, sg, num, 0, skb); - if (!err) + if (!err && !vi->free_in_tasklet) mod_timer(&vi->xmit_free_timer, jiffies + (HZ/10)); return err; @@ -317,6 +321,8 @@ static void xmit_tasklet(unsigned long data) vi->svq->vq_ops->kick(vi->svq); vi->last_xmit_skb = NULL; } + if (vi->free_in_tasklet) + free_old_xmit_skbs(vi); netif_tx_unlock_bh(vi->dev); } @@ -457,6 +463,10 @@ static int virtnet_probe(struct virtio_device *vdev) vi->vdev = vdev; vdev->priv = vi; + /* If they give us a callback when all buffers are done, we don't need + * the timer. */ + vi->free_in_tasklet = virtio_has_feature(vdev,VIRTIO_F_NOTIFY_ON_EMPTY); + /* We expect two virtqueues, receive then send. */ vi->rvq = vdev->config->find_vq(vdev, 0, skb_recv_done); if (IS_ERR(vi->rvq)) { @@ -476,7 +486,8 @@ static int virtnet_probe(struct virtio_device *vdev) tasklet_init(&vi->tasklet, xmit_tasklet, (unsigned long)vi); - setup_timer(&vi->xmit_free_timer, xmit_free, (unsigned long)vi); + if (!vi->free_in_tasklet) + setup_timer(&vi->xmit_free_timer, xmit_free, (unsigned long)vi); err = register_netdev(dev); if (err) { @@ -515,7 +526,8 @@ static void virtnet_remove(struct virtio_device *vdev) /* Stop all the virtqueues. */ vdev->config->reset(vdev); - del_timer_sync(&vi->xmit_free_timer); + if (!vi->free_in_tasklet) + del_timer_sync(&vi->xmit_free_timer); /* Free our skbs in send and recv queues, if any. */ while ((skb = __skb_dequeue(&vi->recv)) != NULL) { @@ -540,7 +552,7 @@ static struct virtio_device_id id_table[] = { static unsigned int features[] = { VIRTIO_NET_F_CSUM, VIRTIO_NET_F_GSO, VIRTIO_NET_F_MAC, VIRTIO_NET_F_HOST_TSO4, VIRTIO_NET_F_HOST_UFO, VIRTIO_NET_F_HOST_TSO6, - VIRTIO_NET_F_HOST_ECN, + VIRTIO_NET_F_HOST_ECN, VIRTIO_F_NOTIFY_ON_EMPTY, }; static struct virtio_driver virtio_net = { -- cgit v0.10.2 From e5bd7be56787f8c5042081157fff983bcf0c8a42 Mon Sep 17 00:00:00 2001 From: Frank Blaschka Date: Fri, 6 Jun 2008 12:37:44 +0200 Subject: qeth: layer 3 Oops in ip event handler The ip event handler may present us non qeth network interfaces. Add qeth card pointer check. Signed-off-by: Frank Blaschka Signed-off-by: Jeff Garzik diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c index 94a8ead..b041ea8 100644 --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -2070,7 +2070,7 @@ static struct qeth_card *qeth_l3_get_card_from_dev(struct net_device *dev) card = netdev_priv(dev); else if (rc == QETH_VLAN_CARD) card = netdev_priv(vlan_dev_info(dev)->real_dev); - if (card->options.layer2) + if (card && card->options.layer2) card = NULL; QETH_DBF_TEXT_(TRACE, 4, "%d", rc); return card ; -- cgit v0.10.2 From f06f6f3224afdd7e58207d1f5950f4666c5f095f Mon Sep 17 00:00:00 2001 From: Cornelia Huck Date: Fri, 6 Jun 2008 12:37:45 +0200 Subject: qeth: Use ccw_device_get_id(). Get the devno from the ccw device via ccw_device_get_id() instead of parsing the bus_id. Signed-off-by: Cornelia Huck Signed-off-by: Martin Schwidefsky Signed-off-by: Frank Blaschka Signed-off-by: Jeff Garzik diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 436bf1f..5a71ae9 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -1407,12 +1407,6 @@ static void qeth_init_func_level(struct qeth_card *card) } } -static inline __u16 qeth_raw_devno_from_bus_id(char *id) -{ - id += (strlen(id) - 4); - return (__u16) simple_strtoul(id, &id, 16); -} - static int qeth_idx_activate_get_answer(struct qeth_channel *channel, void (*idx_reply_cb)(struct qeth_channel *, struct qeth_cmd_buffer *)) @@ -1468,6 +1462,7 @@ static int qeth_idx_activate_channel(struct qeth_channel *channel, __u16 temp; __u8 tmp; int rc; + struct ccw_dev_id temp_devid; card = CARD_FROM_CDEV(channel->ccwdev); @@ -1494,8 +1489,8 @@ static int qeth_idx_activate_channel(struct qeth_channel *channel, &card->token.issuer_rm_w, QETH_MPC_TOKEN_LENGTH); memcpy(QETH_IDX_ACT_FUNC_LEVEL(iob->data), &card->info.func_level, sizeof(__u16)); - temp = qeth_raw_devno_from_bus_id(CARD_DDEV_ID(card)); - memcpy(QETH_IDX_ACT_QDIO_DEV_CUA(iob->data), &temp, 2); + ccw_device_get_id(CARD_DDEV(card), &temp_devid); + memcpy(QETH_IDX_ACT_QDIO_DEV_CUA(iob->data), &temp_devid.devno, 2); temp = (card->info.cula << 8) + card->info.unit_addr2; memcpy(QETH_IDX_ACT_QDIO_DEV_REALADDR(iob->data), &temp, 2); diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c index 86ec50d..d35a74c 100644 --- a/drivers/s390/net/qeth_l2_main.c +++ b/drivers/s390/net/qeth_l2_main.c @@ -101,19 +101,16 @@ static struct net_device *qeth_l2_netdev_by_devno(unsigned char *read_dev_no) { struct qeth_card *card; struct net_device *ndev; - unsigned char *readno; - __u16 temp_dev_no, card_dev_no; - char *endp; + __u16 temp_dev_no; unsigned long flags; + struct ccw_dev_id read_devid; ndev = NULL; memcpy(&temp_dev_no, read_dev_no, 2); read_lock_irqsave(&qeth_core_card_list.rwlock, flags); list_for_each_entry(card, &qeth_core_card_list.list, list) { - readno = CARD_RDEV_ID(card); - readno += (strlen(readno) - 4); - card_dev_no = simple_strtoul(readno, &endp, 16); - if (card_dev_no == temp_dev_no) { + ccw_device_get_id(CARD_RDEV(card), &read_devid); + if (read_devid.devno == temp_dev_no) { ndev = card->dev; break; } -- cgit v0.10.2 From 14cc21b6770972e5d1487dbf3a2caaf63cae909a Mon Sep 17 00:00:00 2001 From: Frank Blaschka Date: Fri, 6 Jun 2008 12:37:46 +0200 Subject: qeth: reduce number of kernel messages Remove unnecessary messages. Write important debug information to s390dbf. Signed-off-by: Frank Blaschka Signed-off-by: Jeff Garzik diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 5a71ae9..f428d75 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -290,9 +290,6 @@ int qeth_set_large_send(struct qeth_card *card, card->dev->features |= NETIF_F_TSO | NETIF_F_SG | NETIF_F_HW_CSUM; } else { - PRINT_WARN("TSO not supported on %s. " - "large_send set to 'no'.\n", - card->dev->name); card->dev->features &= ~(NETIF_F_TSO | NETIF_F_SG | NETIF_F_HW_CSUM); card->options.large_send = QETH_LARGE_SEND_NO; @@ -1433,7 +1430,7 @@ static int qeth_idx_activate_get_answer(struct qeth_channel *channel, spin_unlock_irqrestore(get_ccwdev_lock(channel->ccwdev), flags); if (rc) { - PRINT_ERR("Error2 in activating channel rc=%d\n", rc); + QETH_DBF_MESSAGE(2, "Error2 in activating channel rc=%d\n", rc); QETH_DBF_TEXT_(SETUP, 2, "2err%d", rc); atomic_set(&channel->irq_pending, 0); wake_up(&card->wait_q); @@ -1503,7 +1500,8 @@ static int qeth_idx_activate_channel(struct qeth_channel *channel, spin_unlock_irqrestore(get_ccwdev_lock(channel->ccwdev), flags); if (rc) { - PRINT_ERR("Error1 in activating channel. rc=%d\n", rc); + QETH_DBF_MESSAGE(2, "Error1 in activating channel. rc=%d\n", + rc); QETH_DBF_TEXT_(SETUP, 2, "1err%d", rc); atomic_set(&channel->irq_pending, 0); wake_up(&card->wait_q); @@ -1653,7 +1651,6 @@ int qeth_send_control_data(struct qeth_card *card, int len, reply = qeth_alloc_reply(card); if (!reply) { - PRINT_WARN("Could not alloc qeth_reply!\n"); return -ENOMEM; } reply->callback = reply_cb; @@ -2607,15 +2604,9 @@ void qeth_queue_input_buffer(struct qeth_card *card, int index) if (newcount < count) { /* we are in memory shortage so we switch back to traditional skb allocation and drop packages */ - if (!atomic_read(&card->force_alloc_skb) && - net_ratelimit()) - PRINT_WARN("Switch to alloc skb\n"); atomic_set(&card->force_alloc_skb, 3); count = newcount; } else { - if ((atomic_read(&card->force_alloc_skb) == 1) && - net_ratelimit()) - PRINT_WARN("Switch to sg\n"); atomic_add_unless(&card->force_alloc_skb, -1, 0); } @@ -3029,7 +3020,7 @@ int qeth_get_elements_no(struct qeth_card *card, void *hdr, elements_needed = 1 + (((((unsigned long) hdr) % PAGE_SIZE) + skb->len) >> PAGE_SHIFT); if ((elements_needed + elems) > QETH_MAX_BUFFER_ELEMENTS(card)) { - PRINT_ERR("Invalid size of IP packet " + QETH_DBF_MESSAGE(2, "Invalid size of IP packet " "(Number=%d / Length=%d). Discarded.\n", (elements_needed+elems), skb->len); return 0; @@ -3242,8 +3233,6 @@ int qeth_do_send_packet(struct qeth_card *card, struct qeth_qdio_out_q *queue, * free buffers) to handle eddp context */ if (qeth_eddp_check_buffers_for_context(queue, ctx) < 0) { - if (net_ratelimit()) - PRINT_WARN("eddp tx_dropped 1\n"); rc = -EBUSY; goto out; } @@ -3255,7 +3244,6 @@ int qeth_do_send_packet(struct qeth_card *card, struct qeth_qdio_out_q *queue, tmp = qeth_eddp_fill_buffer(queue, ctx, queue->next_buf_to_fill); if (tmp < 0) { - PRINT_ERR("eddp tx_dropped 2\n"); rc = -EBUSY; goto out; } @@ -3597,8 +3585,6 @@ int qeth_snmp_command(struct qeth_card *card, char __user *udata) if ((!qeth_adp_supported(card, IPA_SETADP_SET_SNMP_CONTROL)) && (!card->options.layer2)) { - PRINT_WARN("SNMP Query MIBS not supported " - "on %s!\n", QETH_CARD_IFNAME(card)); return -EOPNOTSUPP; } /* skip 4 bytes (data_len struct member) to get req_len */ @@ -3629,7 +3615,7 @@ int qeth_snmp_command(struct qeth_card *card, char __user *udata) rc = qeth_send_ipa_snmp_cmd(card, iob, QETH_SETADP_BASE_LEN + req_len, qeth_snmp_command_cb, (void *)&qinfo); if (rc) - PRINT_WARN("SNMP command failed on %s: (0x%x)\n", + QETH_DBF_MESSAGE(2, "SNMP command failed on %s: (0x%x)\n", QETH_CARD_IFNAME(card), rc); else { if (copy_to_user(udata, qinfo.udata, qinfo.udata_len)) @@ -3802,8 +3788,8 @@ retry: if (mpno) mpno = min(mpno - 1, QETH_MAX_PORTNO); if (card->info.portno > mpno) { - PRINT_ERR("Device %s does not offer port number %d \n.", - CARD_BUS_ID(card), card->info.portno); + QETH_DBF_MESSAGE(2, "Device %s does not offer port number %d" + "\n.", CARD_BUS_ID(card), card->info.portno); rc = -ENODEV; goto out; } @@ -3980,8 +3966,6 @@ struct sk_buff *qeth_core_get_next_skb(struct qeth_card *card, return skb; no_mem: if (net_ratelimit()) { - PRINT_WARN("No memory for packet received on %s.\n", - QETH_CARD_IFNAME(card)); QETH_DBF_TEXT(TRACE, 2, "noskbmem"); QETH_DBF_TEXT_(TRACE, 2, "%s", CARD_BUS_ID(card)); } diff --git a/drivers/s390/net/qeth_core_offl.c b/drivers/s390/net/qeth_core_offl.c index 822df83..452874e 100644 --- a/drivers/s390/net/qeth_core_offl.c +++ b/drivers/s390/net/qeth_core_offl.c @@ -122,8 +122,8 @@ int qeth_eddp_fill_buffer(struct qeth_qdio_out_q *queue, if (element == 0) return -EBUSY; else { - PRINT_WARN("could only partially fill eddp " - "buffer!\n"); + QETH_DBF_MESSAGE(2, "could only partially fill" + "eddp buffer!\n"); goto out; } } @@ -143,8 +143,6 @@ int qeth_eddp_fill_buffer(struct qeth_qdio_out_q *queue, if (must_refcnt) { must_refcnt = 0; if (qeth_eddp_buf_ref_context(buf, ctx)) { - PRINT_WARN("no memory to create eddp context " - "reference\n"); goto out_check; } } diff --git a/drivers/s390/net/qeth_core_sys.c b/drivers/s390/net/qeth_core_sys.c index 08a50f0..c26e842 100644 --- a/drivers/s390/net/qeth_core_sys.c +++ b/drivers/s390/net/qeth_core_sys.c @@ -129,7 +129,6 @@ static ssize_t qeth_dev_portno_store(struct device *dev, portno = simple_strtoul(buf, &tmp, 16); if (portno > QETH_MAX_PORTNO) { - PRINT_WARN("portno 0x%X is out of range\n", portno); return -EINVAL; } @@ -223,8 +222,6 @@ static ssize_t qeth_dev_prioqing_store(struct device *dev, * if though we have to permit priority queueing */ if (card->qdio.no_out_queues == 1) { - PRINT_WARN("Priority queueing disabled due " - "to hardware limitations!\n"); card->qdio.do_prio_queueing = QETH_PRIOQ_DEFAULT; return -EPERM; } @@ -250,7 +247,6 @@ static ssize_t qeth_dev_prioqing_store(struct device *dev, card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING; card->qdio.default_out_queue = QETH_DEFAULT_QUEUE; } else { - PRINT_WARN("Unknown queueing type '%s'\n", tmp); return -EINVAL; } return count; @@ -291,9 +287,6 @@ static ssize_t qeth_dev_bufcnt_store(struct device *dev, ((cnt > QETH_IN_BUF_COUNT_MAX) ? QETH_IN_BUF_COUNT_MAX : cnt); if (old_cnt != cnt) { rc = qeth_realloc_buffer_pool(card, cnt); - if (rc) - PRINT_WARN("Error (%d) while setting " - "buffer count.\n", rc); } return count; } @@ -355,7 +348,6 @@ static ssize_t qeth_dev_performance_stats_store(struct device *dev, card->perf_stats.initial_rx_packets = card->stats.rx_packets; card->perf_stats.initial_tx_packets = card->stats.tx_packets; } else { - PRINT_WARN("performance_stats: write 0 or 1 to this file!\n"); return -EINVAL; } return count; @@ -399,7 +391,6 @@ static ssize_t qeth_dev_layer2_store(struct device *dev, newdis = QETH_DISCIPLINE_LAYER2; break; default: - PRINT_WARN("layer2: write 0 or 1 to this file!\n"); return -EINVAL; } @@ -463,7 +454,6 @@ static ssize_t qeth_dev_large_send_store(struct device *dev, } else if (!strcmp(tmp, "TSO")) { type = QETH_LARGE_SEND_TSO; } else { - PRINT_WARN("large_send: invalid mode %s!\n", tmp); return -EINVAL; } if (card->options.large_send == type) @@ -503,8 +493,6 @@ static ssize_t qeth_dev_blkt_store(struct qeth_card *card, if (i <= max_value) { *value = i; } else { - PRINT_WARN("blkt total time: write values between" - " 0 and %d to this file!\n", max_value); return -EINVAL; } return count; diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c index d35a74c..dd7659c 100644 --- a/drivers/s390/net/qeth_l2_main.c +++ b/drivers/s390/net/qeth_l2_main.c @@ -131,14 +131,14 @@ static int qeth_l2_send_setgroupmac_cb(struct qeth_card *card, mac = &cmd->data.setdelmac.mac[0]; /* MAC already registered, needed in couple/uncouple case */ if (cmd->hdr.return_code == 0x2005) { - PRINT_WARN("Group MAC %02x:%02x:%02x:%02x:%02x:%02x " \ + QETH_DBF_MESSAGE(2, "Group MAC %02x:%02x:%02x:%02x:%02x:%02x " "already existing on %s \n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5], QETH_CARD_IFNAME(card)); cmd->hdr.return_code = 0; } if (cmd->hdr.return_code) - PRINT_ERR("Could not set group MAC " \ + QETH_DBF_MESSAGE(2, "Could not set group MAC " "%02x:%02x:%02x:%02x:%02x:%02x on %s: %x\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5], QETH_CARD_IFNAME(card), cmd->hdr.return_code); @@ -163,7 +163,7 @@ static int qeth_l2_send_delgroupmac_cb(struct qeth_card *card, cmd = (struct qeth_ipa_cmd *) data; mac = &cmd->data.setdelmac.mac[0]; if (cmd->hdr.return_code) - PRINT_ERR("Could not delete group MAC " \ + QETH_DBF_MESSAGE(2, "Could not delete group MAC " "%02x:%02x:%02x:%02x:%02x:%02x on %s: %x\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5], QETH_CARD_IFNAME(card), cmd->hdr.return_code); @@ -183,10 +183,8 @@ static void qeth_l2_add_mc(struct qeth_card *card, __u8 *mac) mc = kmalloc(sizeof(struct qeth_mc_mac), GFP_ATOMIC); - if (!mc) { - PRINT_ERR("no mem vor mc mac address\n"); + if (!mc) return; - } memcpy(mc->mc_addr, mac, OSA_ADDR_LEN); mc->mc_addrlen = OSA_ADDR_LEN; @@ -277,7 +275,7 @@ static int qeth_l2_send_setdelvlan_cb(struct qeth_card *card, QETH_DBF_TEXT(TRACE, 2, "L2sdvcb"); cmd = (struct qeth_ipa_cmd *) data; if (cmd->hdr.return_code) { - PRINT_ERR("Error in processing VLAN %i on %s: 0x%x. " + QETH_DBF_MESSAGE(2, "Error in processing VLAN %i on %s: 0x%x. " "Continuing\n", cmd->data.setdelvlan.vlan_id, QETH_CARD_IFNAME(card), cmd->hdr.return_code); QETH_DBF_TEXT_(TRACE, 2, "L2VL%4x", cmd->hdr.command); @@ -330,8 +328,6 @@ static void qeth_l2_vlan_rx_add_vid(struct net_device *dev, unsigned short vid) spin_lock_bh(&card->vlanlock); list_add_tail(&id->list, &card->vid_list); spin_unlock_bh(&card->vlanlock); - } else { - PRINT_ERR("no memory for vid\n"); } } @@ -547,16 +543,15 @@ static int qeth_l2_request_initial_mac(struct qeth_card *card) rc = qeth_query_setadapterparms(card); if (rc) { - PRINT_WARN("could not query adapter parameters on device %s: " - "x%x\n", CARD_BUS_ID(card), rc); + QETH_DBF_MESSAGE(2, "could not query adapter parameters on " + "device %s: x%x\n", CARD_BUS_ID(card), rc); } if (card->info.guestlan) { rc = qeth_setadpparms_change_macaddr(card); if (rc) { - PRINT_WARN("couldn't get MAC address on " - "device %s: x%x\n", - CARD_BUS_ID(card), rc); + QETH_DBF_MESSAGE(2, "couldn't get MAC address on " + "device %s: x%x\n", CARD_BUS_ID(card), rc); QETH_DBF_TEXT_(SETUP, 2, "1err%d", rc); return rc; } @@ -582,8 +577,6 @@ static int qeth_l2_set_mac_address(struct net_device *dev, void *p) } if (card->info.type == QETH_CARD_TYPE_OSN) { - PRINT_WARN("Setting MAC address on %s is not supported.\n", - dev->name); QETH_DBF_TEXT(TRACE, 3, "setmcOSN"); return -EOPNOTSUPP; } @@ -663,7 +656,7 @@ static int qeth_l2_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) ctx = qeth_eddp_create_context(card, new_skb, hdr, skb->sk->sk_protocol); if (ctx == NULL) { - PRINT_WARN("could not create eddp context\n"); + QETH_DBF_MESSAGE(2, "could not create eddp context\n"); goto tx_drop; } } else { @@ -1152,7 +1145,7 @@ static int qeth_osn_send_control_data(struct qeth_card *card, int len, (addr_t) iob, 0, 0); spin_unlock_irqrestore(get_ccwdev_lock(card->write.ccwdev), flags); if (rc) { - PRINT_WARN("qeth_osn_send_control_data: " + QETH_DBF_MESSAGE(2, "qeth_osn_send_control_data: " "ccw_device_start rc = %i\n", rc); QETH_DBF_TEXT_(TRACE, 2, " err%d", rc); qeth_release_buffer(iob->channel, iob); diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c index b041ea8..de256e4 100644 --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -311,7 +311,6 @@ static struct qeth_ipaddr *qeth_l3_get_addr_buffer( addr = kzalloc(sizeof(struct qeth_ipaddr), GFP_ATOMIC); if (addr == NULL) { - PRINT_WARN("Not enough memory to add address\n"); return NULL; } addr->type = QETH_IP_TYPE_NORMAL; @@ -649,15 +648,6 @@ static void qeth_l3_correct_routing_type(struct qeth_card *card, } } out_inval: - PRINT_WARN("Routing type '%s' not supported for interface %s.\n" - "Router status set to 'no router'.\n", - ((*type == PRIMARY_ROUTER)? "primary router" : - (*type == SECONDARY_ROUTER)? "secondary router" : - (*type == PRIMARY_CONNECTOR)? "primary connector" : - (*type == SECONDARY_CONNECTOR)? "secondary connector" : - (*type == MULTICAST_ROUTER)? "multicast router" : - "unknown"), - card->dev->name); *type = NO_ROUTER; } @@ -674,9 +664,9 @@ int qeth_l3_setrouting_v4(struct qeth_card *card) QETH_PROT_IPV4); if (rc) { card->options.route4.type = NO_ROUTER; - PRINT_WARN("Error (0x%04x) while setting routing type on %s. " - "Type set to 'no router'.\n", - rc, QETH_CARD_IFNAME(card)); + QETH_DBF_MESSAGE(2, "Error (0x%04x) while setting routing type" + " on %s. Type set to 'no router'.\n", rc, + QETH_CARD_IFNAME(card)); } return rc; } @@ -697,9 +687,9 @@ int qeth_l3_setrouting_v6(struct qeth_card *card) QETH_PROT_IPV6); if (rc) { card->options.route6.type = NO_ROUTER; - PRINT_WARN("Error (0x%04x) while setting routing type on %s. " - "Type set to 'no router'.\n", - rc, QETH_CARD_IFNAME(card)); + QETH_DBF_MESSAGE(2, "Error (0x%04x) while setting routing type" + " on %s. Type set to 'no router'.\n", rc, + QETH_CARD_IFNAME(card)); } #endif return rc; @@ -737,7 +727,6 @@ int qeth_l3_add_ipato_entry(struct qeth_card *card, if (!memcmp(ipatoe->addr, new->addr, (ipatoe->proto == QETH_PROT_IPV4)? 4:16) && (ipatoe->mask_bits == new->mask_bits)) { - PRINT_WARN("ipato entry already exists!\n"); rc = -EEXIST; break; } @@ -802,7 +791,6 @@ int qeth_l3_add_vipa(struct qeth_card *card, enum qeth_prot_versions proto, rc = -EEXIST; spin_unlock_irqrestore(&card->ip_lock, flags); if (rc) { - PRINT_WARN("Cannot add VIPA. Address already exists!\n"); return rc; } if (!qeth_l3_add_ip(card, ipaddr)) @@ -867,7 +855,6 @@ int qeth_l3_add_rxip(struct qeth_card *card, enum qeth_prot_versions proto, rc = -EEXIST; spin_unlock_irqrestore(&card->ip_lock, flags); if (rc) { - PRINT_WARN("Cannot add RXIP. Address already exists!\n"); return rc; } if (!qeth_l3_add_ip(card, ipaddr)) @@ -1020,23 +1007,23 @@ static int qeth_l3_setadapter_hstr(struct qeth_card *card) IPA_SETADP_SET_BROADCAST_MODE, card->options.broadcast_mode); if (rc) - PRINT_WARN("couldn't set broadcast mode on " + QETH_DBF_MESSAGE(2, "couldn't set broadcast mode on " "device %s: x%x\n", CARD_BUS_ID(card), rc); rc = qeth_l3_send_setadp_mode(card, IPA_SETADP_ALTER_MAC_ADDRESS, card->options.macaddr_mode); if (rc) - PRINT_WARN("couldn't set macaddr mode on " + QETH_DBF_MESSAGE(2, "couldn't set macaddr mode on " "device %s: x%x\n", CARD_BUS_ID(card), rc); return rc; } if (card->options.broadcast_mode == QETH_TR_BROADCAST_LOCAL) - PRINT_WARN("set adapter parameters not available " + QETH_DBF_MESSAGE(2, "set adapter parameters not available " "to set broadcast mode, using ALLRINGS " "on device %s:\n", CARD_BUS_ID(card)); if (card->options.macaddr_mode == QETH_TR_MACADDR_CANONICAL) - PRINT_WARN("set adapter parameters not available " + QETH_DBF_MESSAGE(2, "set adapter parameters not available " "to set macaddr mode, using NONCANONICAL " "on device %s:\n", CARD_BUS_ID(card)); return 0; @@ -2182,8 +2169,6 @@ static int qeth_l3_arp_set_no_entries(struct qeth_card *card, int no_entries) if (card->info.guestlan) return -EOPNOTSUPP; if (!qeth_is_supported(card, IPA_ARP_PROCESSING)) { - PRINT_WARN("ARP processing not supported " - "on %s!\n", QETH_CARD_IFNAME(card)); return -EOPNOTSUPP; } rc = qeth_l3_send_simple_setassparms(card, IPA_ARP_PROCESSING, @@ -2191,8 +2176,8 @@ static int qeth_l3_arp_set_no_entries(struct qeth_card *card, int no_entries) no_entries); if (rc) { tmp = rc; - PRINT_WARN("Could not set number of ARP entries on %s: " - "%s (0x%x/%d)\n", QETH_CARD_IFNAME(card), + QETH_DBF_MESSAGE(2, "Could not set number of ARP entries on " + "%s: %s (0x%x/%d)\n", QETH_CARD_IFNAME(card), qeth_l3_arp_get_error_cause(&rc), tmp, tmp); } return rc; @@ -2260,9 +2245,6 @@ static int qeth_l3_arp_query_cb(struct qeth_card *card, qdata->no_entries * uentry_size){ QETH_DBF_TEXT_(TRACE, 4, "qaer3%i", -ENOMEM); cmd->hdr.return_code = -ENOMEM; - PRINT_WARN("query ARP user space buffer is too small for " - "the returned number of ARP entries. " - "Aborting query!\n"); goto out_error; } QETH_DBF_TEXT_(TRACE, 4, "anore%i", @@ -2324,8 +2306,6 @@ static int qeth_l3_arp_query(struct qeth_card *card, char __user *udata) if (!qeth_is_supported(card,/*IPA_QUERY_ARP_ADDR_INFO*/ IPA_ARP_PROCESSING)) { - PRINT_WARN("ARP processing not supported " - "on %s!\n", QETH_CARD_IFNAME(card)); return -EOPNOTSUPP; } /* get size of userspace buffer and mask_bits -> 6 bytes */ @@ -2344,7 +2324,7 @@ static int qeth_l3_arp_query(struct qeth_card *card, char __user *udata) qeth_l3_arp_query_cb, (void *)&qinfo); if (rc) { tmp = rc; - PRINT_WARN("Error while querying ARP cache on %s: %s " + QETH_DBF_MESSAGE(2, "Error while querying ARP cache on %s: %s " "(0x%x/%d)\n", QETH_CARD_IFNAME(card), qeth_l3_arp_get_error_cause(&rc), tmp, tmp); if (copy_to_user(udata, qinfo.udata, 4)) @@ -2375,8 +2355,6 @@ static int qeth_l3_arp_add_entry(struct qeth_card *card, if (card->info.guestlan) return -EOPNOTSUPP; if (!qeth_is_supported(card, IPA_ARP_PROCESSING)) { - PRINT_WARN("ARP processing not supported " - "on %s!\n", QETH_CARD_IFNAME(card)); return -EOPNOTSUPP; } @@ -2391,10 +2369,9 @@ static int qeth_l3_arp_add_entry(struct qeth_card *card, if (rc) { tmp = rc; qeth_l3_ipaddr4_to_string((u8 *)entry->ipaddr, buf); - PRINT_WARN("Could not add ARP entry for address %s on %s: " - "%s (0x%x/%d)\n", - buf, QETH_CARD_IFNAME(card), - qeth_l3_arp_get_error_cause(&rc), tmp, tmp); + QETH_DBF_MESSAGE(2, "Could not add ARP entry for address %s " + "on %s: %s (0x%x/%d)\n", buf, QETH_CARD_IFNAME(card), + qeth_l3_arp_get_error_cause(&rc), tmp, tmp); } return rc; } @@ -2417,8 +2394,6 @@ static int qeth_l3_arp_remove_entry(struct qeth_card *card, if (card->info.guestlan) return -EOPNOTSUPP; if (!qeth_is_supported(card, IPA_ARP_PROCESSING)) { - PRINT_WARN("ARP processing not supported " - "on %s!\n", QETH_CARD_IFNAME(card)); return -EOPNOTSUPP; } memcpy(buf, entry, 12); @@ -2433,10 +2408,9 @@ static int qeth_l3_arp_remove_entry(struct qeth_card *card, tmp = rc; memset(buf, 0, 16); qeth_l3_ipaddr4_to_string((u8 *)entry->ipaddr, buf); - PRINT_WARN("Could not delete ARP entry for address %s on %s: " - "%s (0x%x/%d)\n", - buf, QETH_CARD_IFNAME(card), - qeth_l3_arp_get_error_cause(&rc), tmp, tmp); + QETH_DBF_MESSAGE(2, "Could not delete ARP entry for address %s" + " on %s: %s (0x%x/%d)\n", buf, QETH_CARD_IFNAME(card), + qeth_l3_arp_get_error_cause(&rc), tmp, tmp); } return rc; } @@ -2456,16 +2430,14 @@ static int qeth_l3_arp_flush_cache(struct qeth_card *card) if (card->info.guestlan || (card->info.type == QETH_CARD_TYPE_IQD)) return -EOPNOTSUPP; if (!qeth_is_supported(card, IPA_ARP_PROCESSING)) { - PRINT_WARN("ARP processing not supported " - "on %s!\n", QETH_CARD_IFNAME(card)); return -EOPNOTSUPP; } rc = qeth_l3_send_simple_setassparms(card, IPA_ARP_PROCESSING, IPA_CMD_ASS_ARP_FLUSH_CACHE, 0); if (rc) { tmp = rc; - PRINT_WARN("Could not flush ARP cache on %s: %s (0x%x/%d)\n", - QETH_CARD_IFNAME(card), + QETH_DBF_MESSAGE(2, "Could not flush ARP cache on %s: %s " + "(0x%x/%d)\n", QETH_CARD_IFNAME(card), qeth_l3_arp_get_error_cause(&rc), tmp, tmp); } return rc; @@ -2724,7 +2696,7 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) ctx = qeth_eddp_create_context(card, new_skb, hdr, skb->sk->sk_protocol); if (ctx == NULL) { - PRINT_WARN("could not create eddp context\n"); + QETH_DBF_MESSAGE(2, "could not create eddp context\n"); goto tx_drop; } } else { diff --git a/drivers/s390/net/qeth_l3_sys.c b/drivers/s390/net/qeth_l3_sys.c index 08f51fd..ac19937 100644 --- a/drivers/s390/net/qeth_l3_sys.c +++ b/drivers/s390/net/qeth_l3_sys.c @@ -85,7 +85,6 @@ static ssize_t qeth_l3_dev_route_store(struct qeth_card *card, } else if (!strcmp(tmp, "multicast_router")) { route->type = MULTICAST_ROUTER; } else { - PRINT_WARN("Invalid routing type '%s'.\n", tmp); return -EINVAL; } if (((card->state == CARD_STATE_SOFTSETUP) || @@ -137,9 +136,6 @@ static ssize_t qeth_l3_dev_route6_store(struct device *dev, return -EINVAL; if (!qeth_is_supported(card, IPA_IPV6)) { - PRINT_WARN("IPv6 not supported for interface %s.\n" - "Routing status no changed.\n", - QETH_CARD_IFNAME(card)); return -ENOTSUPP; } @@ -179,7 +175,6 @@ static ssize_t qeth_l3_dev_fake_broadcast_store(struct device *dev, if ((i == 0) || (i == 1)) card->options.fake_broadcast = i; else { - PRINT_WARN("fake_broadcast: write 0 or 1 to this file!\n"); return -EINVAL; } return count; @@ -220,7 +215,6 @@ static ssize_t qeth_l3_dev_broadcast_mode_store(struct device *dev, if (!((card->info.link_type == QETH_LINK_TYPE_HSTR) || (card->info.link_type == QETH_LINK_TYPE_LANE_TR))) { - PRINT_WARN("Device is not a tokenring device!\n"); return -EINVAL; } @@ -233,8 +227,6 @@ static ssize_t qeth_l3_dev_broadcast_mode_store(struct device *dev, card->options.broadcast_mode = QETH_TR_BROADCAST_ALLRINGS; return count; } else { - PRINT_WARN("broadcast_mode: invalid mode %s!\n", - tmp); return -EINVAL; } return count; @@ -275,7 +267,6 @@ static ssize_t qeth_l3_dev_canonical_macaddr_store(struct device *dev, if (!((card->info.link_type == QETH_LINK_TYPE_HSTR) || (card->info.link_type == QETH_LINK_TYPE_LANE_TR))) { - PRINT_WARN("Device is not a tokenring device!\n"); return -EINVAL; } @@ -285,7 +276,6 @@ static ssize_t qeth_l3_dev_canonical_macaddr_store(struct device *dev, QETH_TR_MACADDR_CANONICAL : QETH_TR_MACADDR_NONCANONICAL; else { - PRINT_WARN("canonical_macaddr: write 0 or 1 to this file!\n"); return -EINVAL; } return count; @@ -327,7 +317,6 @@ static ssize_t qeth_l3_dev_checksum_store(struct device *dev, else if (!strcmp(tmp, "no_checksumming")) card->options.checksum_type = NO_CHECKSUMMING; else { - PRINT_WARN("Unknown checksumming type '%s'\n", tmp); return -EINVAL; } return count; @@ -382,8 +371,6 @@ static ssize_t qeth_l3_dev_ipato_enable_store(struct device *dev, } else if (!strcmp(tmp, "0")) { card->ipato.enabled = 0; } else { - PRINT_WARN("ipato_enable: write 0, 1 or 'toggle' to " - "this file\n"); return -EINVAL; } return count; @@ -422,8 +409,6 @@ static ssize_t qeth_l3_dev_ipato_invert4_store(struct device *dev, } else if (!strcmp(tmp, "0")) { card->ipato.invert4 = 0; } else { - PRINT_WARN("ipato_invert4: write 0, 1 or 'toggle' to " - "this file\n"); return -EINVAL; } return count; @@ -486,13 +471,10 @@ static int qeth_l3_parse_ipatoe(const char *buf, enum qeth_prot_versions proto, /* get address string */ end = strchr(start, '/'); if (!end || (end - start >= 40)) { - PRINT_WARN("Invalid format for ipato_addx/delx. " - "Use /\n"); return -EINVAL; } strncpy(buffer, start, end - start); if (qeth_l3_string_to_ipaddr(buffer, proto, addr)) { - PRINT_WARN("Invalid IP address format!\n"); return -EINVAL; } start = end + 1; @@ -500,7 +482,6 @@ static int qeth_l3_parse_ipatoe(const char *buf, enum qeth_prot_versions proto, if (!strlen(start) || (tmp == start) || (*mask_bits > ((proto == QETH_PROT_IPV4) ? 32 : 128))) { - PRINT_WARN("Invalid mask bits for ipato_addx/delx !\n"); return -EINVAL; } return 0; @@ -520,7 +501,6 @@ static ssize_t qeth_l3_dev_ipato_add_store(const char *buf, size_t count, ipatoe = kzalloc(sizeof(struct qeth_ipato_entry), GFP_KERNEL); if (!ipatoe) { - PRINT_WARN("No memory to allocate ipato entry\n"); return -ENOMEM; } ipatoe->proto = proto; @@ -609,8 +589,6 @@ static ssize_t qeth_l3_dev_ipato_invert6_store(struct device *dev, } else if (!strcmp(tmp, "0")) { card->ipato.invert6 = 0; } else { - PRINT_WARN("ipato_invert6: write 0, 1 or 'toggle' to " - "this file\n"); return -EINVAL; } return count; @@ -724,7 +702,6 @@ static int qeth_l3_parse_vipae(const char *buf, enum qeth_prot_versions proto, u8 *addr) { if (qeth_l3_string_to_ipaddr(buf, proto, addr)) { - PRINT_WARN("Invalid IP address format!\n"); return -EINVAL; } return 0; @@ -891,7 +868,6 @@ static int qeth_l3_parse_rxipe(const char *buf, enum qeth_prot_versions proto, u8 *addr) { if (qeth_l3_string_to_ipaddr(buf, proto, addr)) { - PRINT_WARN("Invalid IP address format!\n"); return -EINVAL; } return 0; -- cgit v0.10.2 From 345aa66e97e61dccafaaa835e4b20d9b241e187f Mon Sep 17 00:00:00 2001 From: Peter Tiedemann Date: Fri, 6 Jun 2008 12:37:47 +0200 Subject: qeth: Prepare-function to call s390dbf was wrong Prepare-function to call s390dbf was wrong handling variable arguments. This worked as macro but not as function any more. Now using va_list processing. Signed-off-by: Peter Tiedemann Signed-off-by: Frank Blaschka Signed-off-by: Jeff Garzik diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index f428d75..9a71dae 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -3983,15 +3983,17 @@ static void qeth_unregister_dbf_views(void) } } -void qeth_dbf_longtext(enum qeth_dbf_names dbf_nix, int level, char *text, ...) +void qeth_dbf_longtext(enum qeth_dbf_names dbf_nix, int level, char *fmt, ...) { char dbf_txt_buf[32]; + va_list args; if (level > (qeth_dbf[dbf_nix].id)->level) return; - snprintf(dbf_txt_buf, sizeof(dbf_txt_buf), text); + va_start(args, fmt); + vsnprintf(dbf_txt_buf, sizeof(dbf_txt_buf), fmt, args); + va_end(args); debug_text_event(qeth_dbf[dbf_nix].id, level, dbf_txt_buf); - } EXPORT_SYMBOL_GPL(qeth_dbf_longtext); -- cgit v0.10.2 From d0ec0f549705b7ecfb787f02512606b08fe5b291 Mon Sep 17 00:00:00 2001 From: Frank Blaschka Date: Fri, 6 Jun 2008 12:37:48 +0200 Subject: qeth: start dev queue after tx drop error In case the xmit function drop out with an error, we have to wake the netdevice queue to start another xmit. Signed-off-by: Frank Blaschka Signed-off-by: Martin Schwidefsky Signed-off-by: Jeff Garzik diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c index dd7659c..f682f7b 100644 --- a/drivers/s390/net/qeth_l2_main.c +++ b/drivers/s390/net/qeth_l2_main.c @@ -721,6 +721,7 @@ tx_drop: if ((new_skb != skb) && new_skb) dev_kfree_skb_any(new_skb); dev_kfree_skb_any(skb); + netif_wake_queue(dev); return NETDEV_TX_OK; } diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c index de256e4..999552c 100644 --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -2764,6 +2764,7 @@ tx_drop: if ((new_skb != skb) && new_skb) dev_kfree_skb_any(new_skb); dev_kfree_skb_any(skb); + netif_wake_queue(dev); return NETDEV_TX_OK; } -- cgit v0.10.2 From ae6b4d9ab6129467415801f30e487bc141a3f471 Mon Sep 17 00:00:00 2001 From: Jay Cliburn Date: Sun, 1 Jun 2008 16:57:11 -0500 Subject: atl1: fix suspend regression Using vendor magic to force the PHY into power save mode breaks suspend. It isn't needed anyway, so remove it. Tested-by: Avuton Olrich Signed-off-by: Jay Cliburn Signed-off-by: Jeff Garzik diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c index 6ddc911..99e0b4c 100644 --- a/drivers/net/atlx/atl1.c +++ b/drivers/net/atlx/atl1.c @@ -637,22 +637,6 @@ static s32 atl1_phy_leave_power_saving(struct atl1_hw *hw) } /* - * Force the PHY into power saving mode using vendor magic. - */ -#ifdef CONFIG_PM -static void atl1_phy_enter_power_saving(struct atl1_hw *hw) -{ - atl1_write_phy_reg(hw, MII_DBG_ADDR, 0); - atl1_write_phy_reg(hw, MII_DBG_DATA, 0x124E); - atl1_write_phy_reg(hw, MII_DBG_ADDR, 2); - atl1_write_phy_reg(hw, MII_DBG_DATA, 0x3000); - atl1_write_phy_reg(hw, MII_DBG_ADDR, 3); - atl1_write_phy_reg(hw, MII_DBG_DATA, 0); - -} -#endif - -/* * Resets the PHY and make all config validate * hw - Struct containing variables accessed by shared code * @@ -2860,7 +2844,6 @@ disable_wol: ctrl |= PCIE_PHYMISC_FORCE_RCV_DET; iowrite32(ctrl, hw->hw_addr + REG_PCIE_PHYMISC); ioread32(hw->hw_addr + REG_PCIE_PHYMISC); - atl1_phy_enter_power_saving(hw); hw->phy_configured = false; pci_enable_wake(pdev, pci_choose_state(pdev, state), 0); exit: -- cgit v0.10.2 From 69de8d23d10694bdd63fe715b98e1a61c56ed288 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Mon, 2 Jun 2008 10:59:02 +0100 Subject: s2io iomem annotations Signed-off-by: Al Viro Signed-off-by: Jeff Garzik diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c index a20693e..b5c1e66 100644 --- a/drivers/net/s2io.c +++ b/drivers/net/s2io.c @@ -2861,7 +2861,8 @@ static int s2io_poll_msix(struct napi_struct *napi, int budget) struct config_param *config; struct mac_info *mac_control; int pkts_processed = 0; - u8 *addr = NULL, val8 = 0; + u8 __iomem *addr = NULL; + u8 val8 = 0; struct s2io_nic *nic = dev->priv; struct XENA_dev_config __iomem *bar0 = nic->bar0; int budget_org = budget; @@ -2878,7 +2879,7 @@ static int s2io_poll_msix(struct napi_struct *napi, int budget) if (pkts_processed < budget_org) { netif_rx_complete(dev, napi); /*Re Enable MSI-Rx Vector*/ - addr = (u8 *)&bar0->xmsi_mask_reg; + addr = (u8 __iomem *)&bar0->xmsi_mask_reg; addr += 7 - ring->ring_no; val8 = (ring->ring_no == 0) ? 0x3f : 0xbf; writeb(val8, addr); @@ -4364,9 +4365,10 @@ static irqreturn_t s2io_msix_ring_handle(int irq, void *dev_id) return IRQ_HANDLED; if (sp->config.napi) { - u8 *addr = NULL, val8 = 0; + u8 __iomem *addr = NULL; + u8 val8 = 0; - addr = (u8 *)&bar0->xmsi_mask_reg; + addr = (u8 __iomem *)&bar0->xmsi_mask_reg; addr += (7 - ring->ring_no); val8 = (ring->ring_no == 0) ? 0x7f : 0xff; writeb(val8, addr); -- cgit v0.10.2 From 68c2889834602f6efed195f44439ef5d526683a8 Mon Sep 17 00:00:00 2001 From: Ben Hutchings Date: Sat, 31 May 2008 16:52:52 +0100 Subject: sky2: Hold RTNL while calling dev_close() dev_close() must be called holding the RTNL. Signed-off-by: Ben Hutchings Signed-off-by: Jeff Garzik diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 3bb6053..62436b3 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -4404,7 +4404,9 @@ static int sky2_resume(struct pci_dev *pdev) if (err) { printk(KERN_ERR PFX "%s: could not up: %d\n", dev->name, err); + rtnl_lock(); dev_close(dev); + rtnl_unlock(); goto out; } } -- cgit v0.10.2