Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
authorLinus Torvalds <torvalds@linux-foundation.org>
Thu, 7 Jul 2011 20:16:21 +0000 (13:16 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 7 Jul 2011 20:16:21 +0000 (13:16 -0700)
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (31 commits)
  sctp: fix missing send up SCTP_SENDER_DRY_EVENT when subscribe it
  net: refine {udp|tcp|sctp}_mem limits
  vmxnet3: round down # of queues to power of two
  net: sh_eth: fix the parameter for the ETHER of SH7757
  net: sh_eth: fix cannot work half-duplex mode
  net: vlan: enable soft features regardless of underlying device
  vmxnet3: fix starving rx ring whenoc_skb kb fails
  bridge: Always flood broadcast packets
  greth: greth_set_mac_add would corrupt the MAC address.
  net: bind() fix error return on wrong address family
  natsemi: silence dma-debug warnings
  net: 8139too: Initial necessary vlan_features to support vlan
  Fix call trace when interrupts are disabled while sleeping function kzalloc is called
  qlge:Version change to v1.00.00.29
  qlge: Fix printk priority so chip fatal errors are always reported.
  qlge:Fix crash caused by mailbox execution on wedged chip.
  xfrm4: Don't call icmp_send on local error
  ipv4: Don't use ufo handling on later transformed packets
  xfrm: Remove family arg from xfrm_bundle_ok
  ipv6: Don't put artificial limit on routing table size.
  ...

37 files changed:
drivers/net/8139too.c
drivers/net/bna/bnad.c
drivers/net/greth.c
drivers/net/hamradio/6pack.c
drivers/net/hamradio/mkiss.c
drivers/net/natsemi.c
drivers/net/qlge/qlge.h
drivers/net/qlge/qlge_main.c
drivers/net/sh_eth.c
drivers/net/vmxnet3/vmxnet3_drv.c
drivers/net/vmxnet3/vmxnet3_int.h
drivers/net/wireless/ath/ath5k/eeprom.c
drivers/net/wireless/ath/ath9k/pci.c
drivers/net/wireless/iwlwifi/iwl-1000.c
drivers/net/wireless/iwlwifi/iwl-2000.c
drivers/net/wireless/iwlwifi/iwl-5000.c
drivers/net/wireless/iwlwifi/iwl-6000.c
drivers/net/wireless/iwlwifi/iwl-core.c
drivers/net/wireless/iwlwifi/iwl-tx.c
include/net/cfg80211.h
include/net/dst.h
net/8021q/vlan_dev.c
net/bridge/br_device.c
net/bridge/br_input.c
net/core/dst.c
net/ipv4/af_inet.c
net/ipv4/ip_output.c
net/ipv4/tcp.c
net/ipv4/udp.c
net/ipv4/xfrm4_output.c
net/ipv6/af_inet6.c
net/ipv6/route.c
net/mac80211/wpa.c
net/sctp/protocol.c
net/sctp/socket.c
net/wireless/nl80211.c
net/xfrm/xfrm_policy.c

index 98517a3..e3bad82 100644 (file)
@@ -992,6 +992,7 @@ static int __devinit rtl8139_init_one (struct pci_dev *pdev,
         * features
         */
        dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_HIGHDMA;
+       dev->vlan_features = dev->features;
 
        dev->irq = pdev->irq;
 
index 7d25a97..44e219c 100644 (file)
@@ -1111,7 +1111,7 @@ bnad_mbox_irq_alloc(struct bnad *bnad,
                    struct bna_intr_info *intr_info)
 {
        int             err = 0;
-       unsigned long   flags;
+       unsigned long   irq_flags = 0, flags;
        u32     irq;
        irq_handler_t   irq_handler;
 
@@ -1125,18 +1125,17 @@ bnad_mbox_irq_alloc(struct bnad *bnad,
        if (bnad->cfg_flags & BNAD_CF_MSIX) {
                irq_handler = (irq_handler_t)bnad_msix_mbox_handler;
                irq = bnad->msix_table[bnad->msix_num - 1].vector;
-               flags = 0;
                intr_info->intr_type = BNA_INTR_T_MSIX;
                intr_info->idl[0].vector = bnad->msix_num - 1;
        } else {
                irq_handler = (irq_handler_t)bnad_isr;
                irq = bnad->pcidev->irq;
-               flags = IRQF_SHARED;
+               irq_flags = IRQF_SHARED;
                intr_info->intr_type = BNA_INTR_T_INTX;
                /* intr_info->idl.vector = 0 ? */
        }
        spin_unlock_irqrestore(&bnad->bna_lock, flags);
-
+       flags = irq_flags;
        sprintf(bnad->mbox_irq_name, "%s", BNAD_NAME);
 
        /*
index f181304..672f096 100644 (file)
@@ -1015,11 +1015,10 @@ static int greth_set_mac_add(struct net_device *dev, void *p)
                return -EINVAL;
 
        memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
+       GRETH_REGSAVE(regs->esa_msb, dev->dev_addr[0] << 8 | dev->dev_addr[1]);
+       GRETH_REGSAVE(regs->esa_lsb, dev->dev_addr[2] << 24 | dev->dev_addr[3] << 16 |
+                     dev->dev_addr[4] << 8 | dev->dev_addr[5]);
 
-       GRETH_REGSAVE(regs->esa_msb, addr->sa_data[0] << 8 | addr->sa_data[1]);
-       GRETH_REGSAVE(regs->esa_lsb,
-                     addr->sa_data[2] << 24 | addr->
-                     sa_data[3] << 16 | addr->sa_data[4] << 8 | addr->sa_data[5]);
        return 0;
 }
 
index 3e5d0b6..0d28378 100644 (file)
@@ -692,10 +692,10 @@ static void sixpack_close(struct tty_struct *tty)
 {
        struct sixpack *sp;
 
-       write_lock(&disc_data_lock);
+       write_lock_bh(&disc_data_lock);
        sp = tty->disc_data;
        tty->disc_data = NULL;
-       write_unlock(&disc_data_lock);
+       write_unlock_bh(&disc_data_lock);
        if (!sp)
                return;
 
index 4c62839..bc02968 100644 (file)
@@ -813,10 +813,10 @@ static void mkiss_close(struct tty_struct *tty)
 {
        struct mkiss *ax;
 
-       write_lock(&disc_data_lock);
+       write_lock_bh(&disc_data_lock);
        ax = tty->disc_data;
        tty->disc_data = NULL;
-       write_unlock(&disc_data_lock);
+       write_unlock_bh(&disc_data_lock);
 
        if (!ax)
                return;
index b78be08..8f8b65a 100644 (file)
@@ -2360,7 +2360,8 @@ static void netdev_rx(struct net_device *dev, int *work_done, int work_to_do)
                                        PCI_DMA_FROMDEVICE);
                        } else {
                                pci_unmap_single(np->pci_dev, np->rx_dma[entry],
-                                       buflen, PCI_DMA_FROMDEVICE);
+                                                buflen + NATSEMI_PADDING,
+                                                PCI_DMA_FROMDEVICE);
                                skb_put(skb = np->rx_skbuff[entry], pkt_len);
                                np->rx_skbuff[entry] = NULL;
                        }
index d328507..ca306fd 100644 (file)
@@ -16,7 +16,7 @@
  */
 #define DRV_NAME       "qlge"
 #define DRV_STRING     "QLogic 10 Gigabit PCI-E Ethernet Driver "
-#define DRV_VERSION    "v1.00.00.27.00.00-01"
+#define DRV_VERSION    "v1.00.00.29.00.00-01"
 
 #define WQ_ADDR_ALIGN  0x3     /* 4 byte alignment */
 
@@ -1996,6 +1996,7 @@ enum {
        QL_LB_LINK_UP = 10,
        QL_FRC_COREDUMP = 11,
        QL_EEH_FATAL = 12,
+       QL_ASIC_RECOVERY = 14, /* We are in ascic recovery. */
 };
 
 /* link_status bit definitions */
index 930ae45..6b4ff97 100644 (file)
@@ -2152,6 +2152,10 @@ void ql_queue_asic_error(struct ql_adapter *qdev)
         * thread
         */
        clear_bit(QL_ADAPTER_UP, &qdev->flags);
+       /* Set asic recovery bit to indicate reset process that we are
+        * in fatal error recovery process rather than normal close
+        */
+       set_bit(QL_ASIC_RECOVERY, &qdev->flags);
        queue_delayed_work(qdev->workqueue, &qdev->asic_reset_work, 0);
 }
 
@@ -2166,23 +2170,20 @@ static void ql_process_chip_ae_intr(struct ql_adapter *qdev,
                return;
 
        case CAM_LOOKUP_ERR_EVENT:
-               netif_err(qdev, link, qdev->ndev,
-                         "Multiple CAM hits lookup occurred.\n");
-               netif_err(qdev, drv, qdev->ndev,
-                         "This event shouldn't occur.\n");
+               netdev_err(qdev->ndev, "Multiple CAM hits lookup occurred.\n");
+               netdev_err(qdev->ndev, "This event shouldn't occur.\n");
                ql_queue_asic_error(qdev);
                return;
 
        case SOFT_ECC_ERROR_EVENT:
-               netif_err(qdev, rx_err, qdev->ndev,
-                         "Soft ECC error detected.\n");
+               netdev_err(qdev->ndev, "Soft ECC error detected.\n");
                ql_queue_asic_error(qdev);
                break;
 
        case PCI_ERR_ANON_BUF_RD:
-               netif_err(qdev, rx_err, qdev->ndev,
-                         "PCI error occurred when reading anonymous buffers from rx_ring %d.\n",
-                         ib_ae_rsp->q_id);
+               netdev_err(qdev->ndev, "PCI error occurred when reading "
+                                       "anonymous buffers from rx_ring %d.\n",
+                                       ib_ae_rsp->q_id);
                ql_queue_asic_error(qdev);
                break;
 
@@ -2437,11 +2438,10 @@ static irqreturn_t qlge_isr(int irq, void *dev_id)
         */
        if (var & STS_FE) {
                ql_queue_asic_error(qdev);
-               netif_err(qdev, intr, qdev->ndev,
-                         "Got fatal error, STS = %x.\n", var);
+               netdev_err(qdev->ndev, "Got fatal error, STS = %x.\n", var);
                var = ql_read32(qdev, ERR_STS);
-               netif_err(qdev, intr, qdev->ndev,
-                         "Resetting chip. Error Status Register = 0x%x\n", var);
+               netdev_err(qdev->ndev, "Resetting chip. "
+                                       "Error Status Register = 0x%x\n", var);
                return IRQ_HANDLED;
        }
 
@@ -3818,11 +3818,17 @@ static int ql_adapter_reset(struct ql_adapter *qdev)
        end_jiffies = jiffies +
                max((unsigned long)1, usecs_to_jiffies(30));
 
-       /* Stop management traffic. */
-       ql_mb_set_mgmnt_traffic_ctl(qdev, MB_SET_MPI_TFK_STOP);
+       /* Check if bit is set then skip the mailbox command and
+        * clear the bit, else we are in normal reset process.
+        */
+       if (!test_bit(QL_ASIC_RECOVERY, &qdev->flags)) {
+               /* Stop management traffic. */
+               ql_mb_set_mgmnt_traffic_ctl(qdev, MB_SET_MPI_TFK_STOP);
 
-       /* Wait for the NIC and MGMNT FIFOs to empty. */
-       ql_wait_fifo_empty(qdev);
+               /* Wait for the NIC and MGMNT FIFOs to empty. */
+               ql_wait_fifo_empty(qdev);
+       } else
+               clear_bit(QL_ASIC_RECOVERY, &qdev->flags);
 
        ql_write32(qdev, RST_FO, (RST_FO_FR << 16) | RST_FO_FR);
 
index 8a72a97..1f3f7b4 100644 (file)
@@ -140,6 +140,8 @@ static struct sh_eth_cpu_data sh_eth_my_cpu_data = {
        .tpauser        = 1,
        .hw_swap        = 1,
        .no_ade         = 1,
+       .rpadir         = 1,
+       .rpadir_value   = 2 << 16,
 };
 
 #define SH_GIGA_ETH_BASE       0xfee00000
@@ -1184,8 +1186,8 @@ static void sh_eth_adjust_link(struct net_device *ndev)
                                mdp->cd->set_rate(ndev);
                }
                if (mdp->link == PHY_DOWN) {
-                       sh_eth_write(ndev, (sh_eth_read(ndev, ECMR) & ~ECMR_TXF)
-                                       | ECMR_DM, ECMR);
+                       sh_eth_write(ndev,
+                               (sh_eth_read(ndev, ECMR) & ~ECMR_TXF), ECMR);
                        new_state = 1;
                        mdp->link = phydev->link;
                }
index fa6e2ac..6740235 100644 (file)
@@ -575,7 +575,7 @@ vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx,
        struct vmxnet3_cmd_ring *ring = &rq->rx_ring[ring_idx];
        u32 val;
 
-       while (num_allocated < num_to_alloc) {
+       while (num_allocated <= num_to_alloc) {
                struct vmxnet3_rx_buf_info *rbi;
                union Vmxnet3_GenericDesc *gd;
 
@@ -621,9 +621,15 @@ vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx,
 
                BUG_ON(rbi->dma_addr == 0);
                gd->rxd.addr = cpu_to_le64(rbi->dma_addr);
-               gd->dword[2] = cpu_to_le32((ring->gen << VMXNET3_RXD_GEN_SHIFT)
+               gd->dword[2] = cpu_to_le32((!ring->gen << VMXNET3_RXD_GEN_SHIFT)
                                           | val | rbi->len);
 
+               /* Fill the last buffer but dont mark it ready, or else the
+                * device will think that the queue is full */
+               if (num_allocated == num_to_alloc)
+                       break;
+
+               gd->dword[2] |= cpu_to_le32(ring->gen << VMXNET3_RXD_GEN_SHIFT);
                num_allocated++;
                vmxnet3_cmd_ring_adv_next2fill(ring);
        }
@@ -1140,6 +1146,7 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
                VMXNET3_REG_RXPROD, VMXNET3_REG_RXPROD2
        };
        u32 num_rxd = 0;
+       bool skip_page_frags = false;
        struct Vmxnet3_RxCompDesc *rcd;
        struct vmxnet3_rx_ctx *ctx = &rq->rx_ctx;
 #ifdef __BIG_ENDIAN_BITFIELD
@@ -1150,11 +1157,12 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
                          &rxComp);
        while (rcd->gen == rq->comp_ring.gen) {
                struct vmxnet3_rx_buf_info *rbi;
-               struct sk_buff *skb;
+               struct sk_buff *skb, *new_skb = NULL;
+               struct page *new_page = NULL;
                int num_to_alloc;
                struct Vmxnet3_RxDesc *rxd;
                u32 idx, ring_idx;
-
+               struct vmxnet3_cmd_ring *ring = NULL;
                if (num_rxd >= quota) {
                        /* we may stop even before we see the EOP desc of
                         * the current pkt
@@ -1165,6 +1173,7 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
                BUG_ON(rcd->rqID != rq->qid && rcd->rqID != rq->qid2);
                idx = rcd->rxdIdx;
                ring_idx = rcd->rqID < adapter->num_rx_queues ? 0 : 1;
+               ring = rq->rx_ring + ring_idx;
                vmxnet3_getRxDesc(rxd, &rq->rx_ring[ring_idx].base[idx].rxd,
                                  &rxCmdDesc);
                rbi = rq->buf_info[ring_idx] + idx;
@@ -1193,37 +1202,80 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
                                goto rcd_done;
                        }
 
+                       skip_page_frags = false;
                        ctx->skb = rbi->skb;
-                       rbi->skb = NULL;
+                       new_skb = dev_alloc_skb(rbi->len + NET_IP_ALIGN);
+                       if (new_skb == NULL) {
+                               /* Skb allocation failed, do not handover this
+                                * skb to stack. Reuse it. Drop the existing pkt
+                                */
+                               rq->stats.rx_buf_alloc_failure++;
+                               ctx->skb = NULL;
+                               rq->stats.drop_total++;
+                               skip_page_frags = true;
+                               goto rcd_done;
+                       }
 
                        pci_unmap_single(adapter->pdev, rbi->dma_addr, rbi->len,
                                         PCI_DMA_FROMDEVICE);
 
                        skb_put(ctx->skb, rcd->len);
+
+                       /* Immediate refill */
+                       new_skb->dev = adapter->netdev;
+                       skb_reserve(new_skb, NET_IP_ALIGN);
+                       rbi->skb = new_skb;
+                       rbi->dma_addr = pci_map_single(adapter->pdev,
+                                       rbi->skb->data, rbi->len,
+                                       PCI_DMA_FROMDEVICE);
+                       rxd->addr = cpu_to_le64(rbi->dma_addr);
+                       rxd->len = rbi->len;
+
                } else {
-                       BUG_ON(ctx->skb == NULL);
+                       BUG_ON(ctx->skb == NULL && !skip_page_frags);
+
                        /* non SOP buffer must be type 1 in most cases */
-                       if (rbi->buf_type == VMXNET3_RX_BUF_PAGE) {
-                               BUG_ON(rxd->btype != VMXNET3_RXD_BTYPE_BODY);
+                       BUG_ON(rbi->buf_type != VMXNET3_RX_BUF_PAGE);
+                       BUG_ON(rxd->btype != VMXNET3_RXD_BTYPE_BODY);
 
-                               if (rcd->len) {
-                                       pci_unmap_page(adapter->pdev,
-                                                      rbi->dma_addr, rbi->len,
-                                                      PCI_DMA_FROMDEVICE);
+                       /* If an sop buffer was dropped, skip all
+                        * following non-sop fragments. They will be reused.
+                        */
+                       if (skip_page_frags)
+                               goto rcd_done;
 
-                                       vmxnet3_append_frag(ctx->skb, rcd, rbi);
-                                       rbi->page = NULL;
-                               }
-                       } else {
-                               /*
-                                * The only time a non-SOP buffer is type 0 is
-                                * when it's EOP and error flag is raised, which
-                                * has already been handled.
+                       new_page = alloc_page(GFP_ATOMIC);
+                       if (unlikely(new_page == NULL)) {
+                               /* Replacement page frag could not be allocated.
+                                * Reuse this page. Drop the pkt and free the
+                                * skb which contained this page as a frag. Skip
+                                * processing all the following non-sop frags.
                                 */
-                               BUG_ON(true);
+                               rq->stats.rx_buf_alloc_failure++;
+                               dev_kfree_skb(ctx->skb);
+                               ctx->skb = NULL;
+                               skip_page_frags = true;
+                               goto rcd_done;
+                       }
+
+                       if (rcd->len) {
+                               pci_unmap_page(adapter->pdev,
+                                              rbi->dma_addr, rbi->len,
+                                              PCI_DMA_FROMDEVICE);
+
+                               vmxnet3_append_frag(ctx->skb, rcd, rbi);
                        }
+
+                       /* Immediate refill */
+                       rbi->page = new_page;
+                       rbi->dma_addr = pci_map_page(adapter->pdev, rbi->page,
+                                                    0, PAGE_SIZE,
+                                                    PCI_DMA_FROMDEVICE);
+                       rxd->addr = cpu_to_le64(rbi->dma_addr);
+                       rxd->len = rbi->len;
                }
 
+
                skb = ctx->skb;
                if (rcd->eop) {
                        skb->len += skb->data_len;
@@ -1244,26 +1296,27 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
                }
 
 rcd_done:
-               /* device may skip some rx descs */
-               rq->rx_ring[ring_idx].next2comp = idx;
-               VMXNET3_INC_RING_IDX_ONLY(rq->rx_ring[ring_idx].next2comp,
-                                         rq->rx_ring[ring_idx].size);
-
-               /* refill rx buffers frequently to avoid starving the h/w */
-               num_to_alloc = vmxnet3_cmd_ring_desc_avail(rq->rx_ring +
-                                                          ring_idx);
-               if (unlikely(num_to_alloc > VMXNET3_RX_ALLOC_THRESHOLD(rq,
-                                                       ring_idx, adapter))) {
-                       vmxnet3_rq_alloc_rx_buf(rq, ring_idx, num_to_alloc,
-                                               adapter);
-
-                       /* if needed, update the register */
-                       if (unlikely(rq->shared->updateRxProd)) {
-                               VMXNET3_WRITE_BAR0_REG(adapter,
-                                       rxprod_reg[ring_idx] + rq->qid * 8,
-                                       rq->rx_ring[ring_idx].next2fill);
-                               rq->uncommitted[ring_idx] = 0;
-                       }
+               /* device may have skipped some rx descs */
+               ring->next2comp = idx;
+               num_to_alloc = vmxnet3_cmd_ring_desc_avail(ring);
+               ring = rq->rx_ring + ring_idx;
+               while (num_to_alloc) {
+                       vmxnet3_getRxDesc(rxd, &ring->base[ring->next2fill].rxd,
+                                         &rxCmdDesc);
+                       BUG_ON(!rxd->addr);
+
+                       /* Recv desc is ready to be used by the device */
+                       rxd->gen = ring->gen;
+                       vmxnet3_cmd_ring_adv_next2fill(ring);
+                       num_to_alloc--;
+               }
+
+               /* if needed, update the register */
+               if (unlikely(rq->shared->updateRxProd)) {
+                       VMXNET3_WRITE_BAR0_REG(adapter,
+                               rxprod_reg[ring_idx] + rq->qid * 8,
+                               ring->next2fill);
+                       rq->uncommitted[ring_idx] = 0;
                }
 
                vmxnet3_comp_ring_adv_next2proc(&rq->comp_ring);
@@ -2894,6 +2947,7 @@ vmxnet3_probe_device(struct pci_dev *pdev,
        else
 #endif
                num_rx_queues = 1;
+       num_rx_queues = rounddown_pow_of_two(num_rx_queues);
 
        if (enable_mq)
                num_tx_queues = min(VMXNET3_DEVICE_MAX_TX_QUEUES,
@@ -2901,6 +2955,7 @@ vmxnet3_probe_device(struct pci_dev *pdev,
        else
                num_tx_queues = 1;
 
+       num_tx_queues = rounddown_pow_of_two(num_tx_queues);
        netdev = alloc_etherdev_mq(sizeof(struct vmxnet3_adapter),
                                   max(num_tx_queues, num_rx_queues));
        printk(KERN_INFO "# of Tx queues : %d, # of Rx queues : %d\n",
@@ -3085,6 +3140,7 @@ vmxnet3_remove_device(struct pci_dev *pdev)
        else
 #endif
                num_rx_queues = 1;
+       num_rx_queues = rounddown_pow_of_two(num_rx_queues);
 
        cancel_work_sync(&adapter->work);
 
index f50d36f..e08d75e 100644 (file)
@@ -55,6 +55,7 @@
 #include <linux/if_vlan.h>
 #include <linux/if_arp.h>
 #include <linux/inetdevice.h>
+#include <linux/log2.h>
 
 #include "vmxnet3_defs.h"
 
 /*
  * Version numbers
  */
-#define VMXNET3_DRIVER_VERSION_STRING   "1.1.9.0-k"
+#define VMXNET3_DRIVER_VERSION_STRING   "1.1.18.0-k"
 
 /* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */
-#define VMXNET3_DRIVER_VERSION_NUM      0x01010900
+#define VMXNET3_DRIVER_VERSION_NUM      0x01011200
 
 #if defined(CONFIG_PCI_MSI)
        /* RSS only makes sense if MSI-X is supported. */
index 1fef84f..392771f 100644 (file)
@@ -691,14 +691,12 @@ ath5k_eeprom_free_pcal_info(struct ath5k_hw *ah, int mode)
                if (!chinfo[pier].pd_curves)
                        continue;
 
-               for (pdg = 0; pdg < ee->ee_pd_gains[mode]; pdg++) {
+               for (pdg = 0; pdg < AR5K_EEPROM_N_PD_CURVES; pdg++) {
                        struct ath5k_pdgain_info *pd =
                                        &chinfo[pier].pd_curves[pdg];
 
-                       if (pd != NULL) {
-                               kfree(pd->pd_step);
-                               kfree(pd->pd_pwr);
-                       }
+                       kfree(pd->pd_step);
+                       kfree(pd->pd_pwr);
                }
 
                kfree(chinfo[pier].pd_curves);
index b8cbfc7..3bad0b2 100644 (file)
@@ -278,6 +278,12 @@ static int ath_pci_suspend(struct device *device)
 
        ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1);
 
+       /* The device has to be moved to FULLSLEEP forcibly.
+        * Otherwise the chip never moved to full sleep,
+        * when no interface is up.
+        */
+       ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);
+
        return 0;
 }
 
index 61d4a11..2a88e73 100644 (file)
@@ -36,6 +36,7 @@
 #include <net/mac80211.h>
 #include <linux/etherdevice.h>
 #include <asm/unaligned.h>
+#include <linux/stringify.h>
 
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
 #define IWL100_UCODE_API_MIN 5
 
 #define IWL1000_FW_PRE "iwlwifi-1000-"
-#define IWL1000_MODULE_FIRMWARE(api) IWL1000_FW_PRE #api ".ucode"
+#define IWL1000_MODULE_FIRMWARE(api) IWL1000_FW_PRE __stringify(api) ".ucode"
 
 #define IWL100_FW_PRE "iwlwifi-100-"
-#define IWL100_MODULE_FIRMWARE(api) IWL100_FW_PRE #api ".ucode"
+#define IWL100_MODULE_FIRMWARE(api) IWL100_FW_PRE __stringify(api) ".ucode"
 
 
 /*
index 2282279..3df76f5 100644 (file)
@@ -36,6 +36,7 @@
 #include <net/mac80211.h>
 #include <linux/etherdevice.h>
 #include <asm/unaligned.h>
+#include <linux/stringify.h>
 
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
 #define IWL105_UCODE_API_MIN 5
 
 #define IWL2030_FW_PRE "iwlwifi-2030-"
-#define IWL2030_MODULE_FIRMWARE(api) IWL2030_FW_PRE #api ".ucode"
+#define IWL2030_MODULE_FIRMWARE(api) IWL2030_FW_PRE __stringify(api) ".ucode"
 
 #define IWL2000_FW_PRE "iwlwifi-2000-"
-#define IWL2000_MODULE_FIRMWARE(api) IWL2000_FW_PRE #api ".ucode"
+#define IWL2000_MODULE_FIRMWARE(api) IWL2000_FW_PRE __stringify(api) ".ucode"
 
 #define IWL105_FW_PRE "iwlwifi-105-"
-#define IWL105_MODULE_FIRMWARE(api) IWL105_FW_PRE #api ".ucode"
+#define IWL105_MODULE_FIRMWARE(api) IWL105_FW_PRE __stringify(api) ".ucode"
 
 static void iwl2000_set_ct_threshold(struct iwl_priv *priv)
 {
index f99f9c1..e816c27 100644 (file)
@@ -37,6 +37,7 @@
 #include <net/mac80211.h>
 #include <linux/etherdevice.h>
 #include <asm/unaligned.h>
+#include <linux/stringify.h>
 
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
 #define IWL5150_UCODE_API_MIN 1
 
 #define IWL5000_FW_PRE "iwlwifi-5000-"
-#define IWL5000_MODULE_FIRMWARE(api) IWL5000_FW_PRE #api ".ucode"
+#define IWL5000_MODULE_FIRMWARE(api) IWL5000_FW_PRE __stringify(api) ".ucode"
 
 #define IWL5150_FW_PRE "iwlwifi-5150-"
-#define IWL5150_MODULE_FIRMWARE(api) IWL5150_FW_PRE #api ".ucode"
+#define IWL5150_MODULE_FIRMWARE(api) IWL5150_FW_PRE __stringify(api) ".ucode"
 
 /* NIC configuration for 5000 series */
 static void iwl5000_nic_config(struct iwl_priv *priv)
index fbe565c..5b150bc 100644 (file)
@@ -36,6 +36,7 @@
 #include <net/mac80211.h>
 #include <linux/etherdevice.h>
 #include <asm/unaligned.h>
+#include <linux/stringify.h>
 
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
 #define IWL6000G2_UCODE_API_MIN 4
 
 #define IWL6000_FW_PRE "iwlwifi-6000-"
-#define IWL6000_MODULE_FIRMWARE(api) IWL6000_FW_PRE #api ".ucode"
+#define IWL6000_MODULE_FIRMWARE(api) IWL6000_FW_PRE __stringify(api) ".ucode"
 
 #define IWL6050_FW_PRE "iwlwifi-6050-"
-#define IWL6050_MODULE_FIRMWARE(api) IWL6050_FW_PRE #api ".ucode"
+#define IWL6050_MODULE_FIRMWARE(api) IWL6050_FW_PRE __stringify(api) ".ucode"
 
 #define IWL6005_FW_PRE "iwlwifi-6000g2a-"
-#define IWL6005_MODULE_FIRMWARE(api) IWL6005_FW_PRE #api ".ucode"
+#define IWL6005_MODULE_FIRMWARE(api) IWL6005_FW_PRE __stringify(api) ".ucode"
 
 #define IWL6030_FW_PRE "iwlwifi-6000g2b-"
-#define IWL6030_MODULE_FIRMWARE(api) IWL6030_FW_PRE #api ".ucode"
+#define IWL6030_MODULE_FIRMWARE(api) IWL6030_FW_PRE __stringify(api) ".ucode"
 
 static void iwl6000_set_ct_threshold(struct iwl_priv *priv)
 {
index 213c80c..45cc51c 100644 (file)
@@ -1763,6 +1763,7 @@ int iwl_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
        struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
        struct iwl_rxon_context *bss_ctx = &priv->contexts[IWL_RXON_CTX_BSS];
        struct iwl_rxon_context *tmp;
+       enum nl80211_iftype newviftype = newtype;
        u32 interface_modes;
        int err;
 
@@ -1818,7 +1819,7 @@ int iwl_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 
        /* success */
        iwl_teardown_interface(priv, vif, true);
-       vif->type = newtype;
+       vif->type = newviftype;
        vif->p2p = newp2p;
        err = iwl_setup_interface(priv, ctx);
        WARN_ON(err);
index 686e176..137dba9 100644 (file)
@@ -126,7 +126,7 @@ static inline u8 iwl_tfd_get_num_tbs(struct iwl_tfd *tfd)
 }
 
 static void iwlagn_unmap_tfd(struct iwl_priv *priv, struct iwl_cmd_meta *meta,
-                            struct iwl_tfd *tfd)
+                            struct iwl_tfd *tfd, int dma_dir)
 {
        struct pci_dev *dev = priv->pci_dev;
        int i;
@@ -151,7 +151,7 @@ static void iwlagn_unmap_tfd(struct iwl_priv *priv, struct iwl_cmd_meta *meta,
        /* Unmap chunks, if any. */
        for (i = 1; i < num_tbs; i++)
                pci_unmap_single(dev, iwl_tfd_tb_get_addr(tfd, i),
-                               iwl_tfd_tb_get_len(tfd, i), PCI_DMA_TODEVICE);
+                               iwl_tfd_tb_get_len(tfd, i), dma_dir);
 }
 
 /**
@@ -167,7 +167,8 @@ void iwlagn_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq)
        struct iwl_tfd *tfd_tmp = txq->tfds;
        int index = txq->q.read_ptr;
 
-       iwlagn_unmap_tfd(priv, &txq->meta[index], &tfd_tmp[index]);
+       iwlagn_unmap_tfd(priv, &txq->meta[index], &tfd_tmp[index],
+                        PCI_DMA_TODEVICE);
 
        /* free SKB */
        if (txq->txb) {
@@ -310,9 +311,7 @@ void iwl_cmd_queue_unmap(struct iwl_priv *priv)
                i = get_cmd_index(q, q->read_ptr);
 
                if (txq->meta[i].flags & CMD_MAPPED) {
-                       pci_unmap_single(priv->pci_dev,
-                                        dma_unmap_addr(&txq->meta[i], mapping),
-                                        dma_unmap_len(&txq->meta[i], len),
+                       iwlagn_unmap_tfd(priv, &txq->meta[i], &txq->tfds[i],
                                         PCI_DMA_BIDIRECTIONAL);
                        txq->meta[i].flags = 0;
                }
@@ -535,12 +534,7 @@ out_free_arrays:
 void iwl_tx_queue_reset(struct iwl_priv *priv, struct iwl_tx_queue *txq,
                        int slots_num, u32 txq_id)
 {
-       int actual_slots = slots_num;
-
-       if (txq_id == priv->cmd_queue)
-               actual_slots++;
-
-       memset(txq->meta, 0, sizeof(struct iwl_cmd_meta) * actual_slots);
+       memset(txq->meta, 0, sizeof(struct iwl_cmd_meta) * slots_num);
 
        txq->need_update = 0;
 
@@ -700,10 +694,11 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
                if (!(cmd->dataflags[i] & IWL_HCMD_DFL_NOCOPY))
                        continue;
                phys_addr = pci_map_single(priv->pci_dev, (void *)cmd->data[i],
-                                          cmd->len[i], PCI_DMA_TODEVICE);
+                                          cmd->len[i], PCI_DMA_BIDIRECTIONAL);
                if (pci_dma_mapping_error(priv->pci_dev, phys_addr)) {
                        iwlagn_unmap_tfd(priv, out_meta,
-                                        &txq->tfds[q->write_ptr]);
+                                        &txq->tfds[q->write_ptr],
+                                        PCI_DMA_BIDIRECTIONAL);
                        idx = -ENOMEM;
                        goto out;
                }
@@ -807,7 +802,7 @@ void iwl_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb)
        cmd = txq->cmd[cmd_index];
        meta = &txq->meta[cmd_index];
 
-       iwlagn_unmap_tfd(priv, meta, &txq->tfds[index]);
+       iwlagn_unmap_tfd(priv, meta, &txq->tfds[index], PCI_DMA_BIDIRECTIONAL);
 
        /* Input error checking is done when commands are added to queue. */
        if (meta->flags & CMD_WANT_SKB) {
index 0589f55..396e8fc 100644 (file)
@@ -2688,7 +2688,7 @@ void cfg80211_send_unprot_disassoc(struct net_device *dev, const u8 *buf,
  * @dev: network device
  * @addr: The source MAC address of the frame
  * @key_type: The key type that the received frame used
- * @key_id: Key identifier (0..3)
+ * @key_id: Key identifier (0..3). Can be -1 if missing.
  * @tsc: The TSC value of the frame that generated the MIC failure (6 octets)
  * @gfp: allocation flags
  *
index 7d15d23..e12ddfb 100644 (file)
@@ -77,6 +77,7 @@ struct dst_entry {
 #define DST_NOPOLICY           0x0004
 #define DST_NOHASH             0x0008
 #define DST_NOCACHE            0x0010
+#define DST_NOCOUNT            0x0020
        union {
                struct dst_entry        *next;
                struct rtable __rcu     *rt_next;
index 7ea5cf9..86bff9b 100644 (file)
@@ -586,9 +586,14 @@ static void vlan_dev_uninit(struct net_device *dev)
 static u32 vlan_dev_fix_features(struct net_device *dev, u32 features)
 {
        struct net_device *real_dev = vlan_dev_info(dev)->real_dev;
+       u32 old_features = features;
 
        features &= real_dev->features;
        features &= real_dev->vlan_features;
+
+       if (old_features & NETIF_F_SOFT_FEATURES)
+               features |= old_features & NETIF_F_SOFT_FEATURES;
+
        if (dev_ethtool_get_rx_csum(real_dev))
                features |= NETIF_F_RXCSUM;
        features |= NETIF_F_LLTX;
index c188c80..32b8f9f 100644 (file)
@@ -49,7 +49,9 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
        skb_pull(skb, ETH_HLEN);
 
        rcu_read_lock();
-       if (is_multicast_ether_addr(dest)) {
+       if (is_broadcast_ether_addr(dest))
+               br_flood_deliver(br, skb);
+       else if (is_multicast_ether_addr(dest)) {
                if (unlikely(netpoll_tx_running(dev))) {
                        br_flood_deliver(br, skb);
                        goto out;
index f3ac1e8..f06ee39 100644 (file)
@@ -60,7 +60,7 @@ int br_handle_frame_finish(struct sk_buff *skb)
        br = p->br;
        br_fdb_update(br, p, eth_hdr(skb)->h_source);
 
-       if (is_multicast_ether_addr(dest) &&
+       if (!is_broadcast_ether_addr(dest) && is_multicast_ether_addr(dest) &&
            br_multicast_rcv(br, p, skb))
                goto drop;
 
@@ -77,7 +77,9 @@ int br_handle_frame_finish(struct sk_buff *skb)
 
        dst = NULL;
 
-       if (is_multicast_ether_addr(dest)) {
+       if (is_broadcast_ether_addr(dest))
+               skb2 = skb;
+       else if (is_multicast_ether_addr(dest)) {
                mdst = br_mdb_get(br, skb);
                if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) {
                        if ((mdst && mdst->mglist) ||
index 9ccca03..6135f36 100644 (file)
@@ -190,7 +190,8 @@ void *dst_alloc(struct dst_ops *ops, struct net_device *dev,
        dst->lastuse = jiffies;
        dst->flags = flags;
        dst->next = NULL;
-       dst_entries_add(ops, 1);
+       if (!(flags & DST_NOCOUNT))
+               dst_entries_add(ops, 1);
        return dst;
 }
 EXPORT_SYMBOL(dst_alloc);
@@ -243,7 +244,8 @@ again:
                neigh_release(neigh);
        }
 
-       dst_entries_add(dst->ops, -1);
+       if (!(dst->flags & DST_NOCOUNT))
+               dst_entries_add(dst->ops, -1);
 
        if (dst->ops->destroy)
                dst->ops->destroy(dst);
index eae1f67..ef1528a 100644 (file)
@@ -465,8 +465,10 @@ int inet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
        if (addr_len < sizeof(struct sockaddr_in))
                goto out;
 
-       if (addr->sin_family != AF_INET)
+       if (addr->sin_family != AF_INET) {
+               err = -EAFNOSUPPORT;
                goto out;
+       }
 
        chk_addr_ret = inet_addr_type(sock_net(sk), addr->sin_addr.s_addr);
 
index 4a7e16b..84f26e8 100644 (file)
@@ -828,7 +828,7 @@ static int __ip_append_data(struct sock *sk,
        cork->length += length;
        if (((length > mtu) || (skb && skb_is_gso(skb))) &&
            (sk->sk_protocol == IPPROTO_UDP) &&
-           (rt->dst.dev->features & NETIF_F_UFO)) {
+           (rt->dst.dev->features & NETIF_F_UFO) && !rt->dst.header_len) {
                err = ip_ufo_append_data(sk, queue, getfrag, from, length,
                                         hh_len, fragheaderlen, transhdrlen,
                                         mtu, flags);
index 054a59d..46febca 100644 (file)
@@ -3220,7 +3220,7 @@ __setup("thash_entries=", set_thash_entries);
 void __init tcp_init(void)
 {
        struct sk_buff *skb = NULL;
-       unsigned long nr_pages, limit;
+       unsigned long limit;
        int i, max_share, cnt;
        unsigned long jiffy = jiffies;
 
@@ -3277,13 +3277,7 @@ void __init tcp_init(void)
        sysctl_tcp_max_orphans = cnt / 2;
        sysctl_max_syn_backlog = max(128, cnt / 256);
 
-       /* Set the pressure threshold to be a fraction of global memory that
-        * is up to 1/2 at 256 MB, decreasing toward zero with the amount of
-        * memory, with a floor of 128 pages.
-        */
-       nr_pages = totalram_pages - totalhigh_pages;
-       limit = min(nr_pages, 1UL<<(28-PAGE_SHIFT)) >> (20-PAGE_SHIFT);
-       limit = (limit * (nr_pages >> (20-PAGE_SHIFT))) >> (PAGE_SHIFT-11);
+       limit = nr_free_buffer_pages() / 8;
        limit = max(limit, 128UL);
        sysctl_tcp_mem[0] = limit / 4 * 3;
        sysctl_tcp_mem[1] = limit;
index 48cd88e..198f75b 100644 (file)
@@ -2209,16 +2209,10 @@ void __init udp_table_init(struct udp_table *table, const char *name)
 
 void __init udp_init(void)
 {
-       unsigned long nr_pages, limit;
+       unsigned long limit;
 
        udp_table_init(&udp_table, "UDP");
-       /* Set the pressure threshold up by the same strategy of TCP. It is a
-        * fraction of global memory that is up to 1/2 at 256 MB, decreasing
-        * toward zero with the amount of memory, with a floor of 128 pages.
-        */
-       nr_pages = totalram_pages - totalhigh_pages;
-       limit = min(nr_pages, 1UL<<(28-PAGE_SHIFT)) >> (20-PAGE_SHIFT);
-       limit = (limit * (nr_pages >> (20-PAGE_SHIFT))) >> (PAGE_SHIFT-11);
+       limit = nr_free_buffer_pages() / 8;
        limit = max(limit, 128UL);
        sysctl_udp_mem[0] = limit / 4 * 3;
        sysctl_udp_mem[1] = limit;
index 2d51840..327a617 100644 (file)
@@ -32,7 +32,12 @@ static int xfrm4_tunnel_check_size(struct sk_buff *skb)
        dst = skb_dst(skb);
        mtu = dst_mtu(dst);
        if (skb->len > mtu) {
-               icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, htonl(mtu));
+               if (skb->sk)
+                       ip_local_error(skb->sk, EMSGSIZE, ip_hdr(skb)->daddr,
+                                      inet_sk(skb->sk)->inet_dport, mtu);
+               else
+                       icmp_send(skb, ICMP_DEST_UNREACH,
+                                 ICMP_FRAG_NEEDED, htonl(mtu));
                ret = -EMSGSIZE;
        }
 out:
index d450a2f..3b5669a 100644 (file)
@@ -274,7 +274,7 @@ int inet6_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
                return -EINVAL;
 
        if (addr->sin6_family != AF_INET6)
-               return -EINVAL;
+               return -EAFNOSUPPORT;
 
        addr_type = ipv6_addr_type(&addr->sin6_addr);
        if ((addr_type & IPV6_ADDR_MULTICAST) && sock->type == SOCK_STREAM)
index de2b1de..0ef1f08 100644 (file)
@@ -228,9 +228,10 @@ static struct rt6_info ip6_blk_hole_entry_template = {
 
 /* allocate dst with ip6_dst_ops */
 static inline struct rt6_info *ip6_dst_alloc(struct dst_ops *ops,
-                                            struct net_device *dev)
+                                            struct net_device *dev,
+                                            int flags)
 {
-       struct rt6_info *rt = dst_alloc(ops, dev, 0, 0, 0);
+       struct rt6_info *rt = dst_alloc(ops, dev, 0, 0, flags);
 
        memset(&rt->rt6i_table, 0, sizeof(*rt) - sizeof(struct dst_entry));
 
@@ -1042,7 +1043,7 @@ struct dst_entry *icmp6_dst_alloc(struct net_device *dev,
        if (unlikely(idev == NULL))
                return NULL;
 
-       rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops, dev);
+       rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops, dev, 0);
        if (unlikely(rt == NULL)) {
                in6_dev_put(idev);
                goto out;
@@ -1062,14 +1063,6 @@ struct dst_entry *icmp6_dst_alloc(struct net_device *dev,
        dst_metric_set(&rt->dst, RTAX_HOPLIMIT, 255);
        rt->dst.output  = ip6_output;
 
-#if 0  /* there's no chance to use these for ndisc */
-       rt->dst.flags   = ipv6_addr_type(addr) & IPV6_ADDR_UNICAST
-                               ? DST_HOST
-                               : 0;
-       ipv6_addr_copy(&rt->rt6i_dst.addr, addr);
-       rt->rt6i_dst.plen = 128;
-#endif
-
        spin_lock_bh(&icmp6_dst_lock);
        rt->dst.next = icmp6_dst_gc_list;
        icmp6_dst_gc_list = &rt->dst;
@@ -1214,7 +1207,7 @@ int ip6_route_add(struct fib6_config *cfg)
                goto out;
        }
 
-       rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops, NULL);
+       rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops, NULL, DST_NOCOUNT);
 
        if (rt == NULL) {
                err = -ENOMEM;
@@ -1244,7 +1237,7 @@ int ip6_route_add(struct fib6_config *cfg)
        ipv6_addr_prefix(&rt->rt6i_dst.addr, &cfg->fc_dst, cfg->fc_dst_len);
        rt->rt6i_dst.plen = cfg->fc_dst_len;
        if (rt->rt6i_dst.plen == 128)
-              rt->dst.flags = DST_HOST;
+              rt->dst.flags |= DST_HOST;
 
 #ifdef CONFIG_IPV6_SUBTREES
        ipv6_addr_prefix(&rt->rt6i_src.addr, &cfg->fc_src, cfg->fc_src_len);
@@ -1734,7 +1727,7 @@ static struct rt6_info * ip6_rt_copy(struct rt6_info *ort)
 {
        struct net *net = dev_net(ort->rt6i_dev);
        struct rt6_info *rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops,
-                                           ort->dst.dev);
+                                           ort->dst.dev, 0);
 
        if (rt) {
                rt->dst.input = ort->dst.input;
@@ -2013,7 +2006,7 @@ struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
 {
        struct net *net = dev_net(idev->dev);
        struct rt6_info *rt = ip6_dst_alloc(&net->ipv6.ip6_dst_ops,
-                                           net->loopback_dev);
+                                           net->loopback_dev, 0);
        struct neighbour *neigh;
 
        if (rt == NULL) {
@@ -2025,7 +2018,7 @@ struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
 
        in6_dev_hold(idev);
 
-       rt->dst.flags = DST_HOST;
+       rt->dst.flags |= DST_HOST;
        rt->dst.input = ip6_input;
        rt->dst.output = ip6_output;
        rt->rt6i_idev = idev;
index 9dc3b5f..d91c1a2 100644 (file)
@@ -154,7 +154,13 @@ update_iv:
        return RX_CONTINUE;
 
 mic_fail:
-       mac80211_ev_michael_mic_failure(rx->sdata, rx->key->conf.keyidx,
+       /*
+        * In some cases the key can be unset - e.g. a multicast packet, in
+        * a driver that supports HW encryption. Send up the key idx only if
+        * the key is set.
+        */
+       mac80211_ev_michael_mic_failure(rx->sdata,
+                                       rx->key ? rx->key->conf.keyidx : -1,
                                        (void *) skb->data, NULL, GFP_ATOMIC);
        return RX_DROP_UNUSABLE;
 }
index 67380a2..207175b 100644 (file)
@@ -1058,7 +1058,6 @@ SCTP_STATIC __init int sctp_init(void)
        int status = -EINVAL;
        unsigned long goal;
        unsigned long limit;
-       unsigned long nr_pages;
        int max_share;
        int order;
 
@@ -1148,15 +1147,7 @@ SCTP_STATIC __init int sctp_init(void)
        /* Initialize handle used for association ids. */
        idr_init(&sctp_assocs_id);
 
-       /* Set the pressure threshold to be a fraction of global memory that
-        * is up to 1/2 at 256 MB, decreasing toward zero with the amount of
-        * memory, with a floor of 128 pages.
-        * Note this initializes the data in sctpv6_prot too
-        * Unabashedly stolen from tcp_init
-        */
-       nr_pages = totalram_pages - totalhigh_pages;
-       limit = min(nr_pages, 1UL<<(28-PAGE_SHIFT)) >> (20-PAGE_SHIFT);
-       limit = (limit * (nr_pages >> (20-PAGE_SHIFT))) >> (PAGE_SHIFT-11);
+       limit = nr_free_buffer_pages() / 8;
        limit = max(limit, 128UL);
        sysctl_sctp_mem[0] = limit / 4 * 3;
        sysctl_sctp_mem[1] = limit;
index 6766913..08c6238 100644 (file)
@@ -2073,10 +2073,33 @@ static int sctp_setsockopt_disable_fragments(struct sock *sk,
 static int sctp_setsockopt_events(struct sock *sk, char __user *optval,
                                  unsigned int optlen)
 {
+       struct sctp_association *asoc;
+       struct sctp_ulpevent *event;
+
        if (optlen > sizeof(struct sctp_event_subscribe))
                return -EINVAL;
        if (copy_from_user(&sctp_sk(sk)->subscribe, optval, optlen))
                return -EFAULT;
+
+       /*
+        * At the time when a user app subscribes to SCTP_SENDER_DRY_EVENT,
+        * if there is no data to be sent or retransmit, the stack will
+        * immediately send up this notification.
+        */
+       if (sctp_ulpevent_type_enabled(SCTP_SENDER_DRY_EVENT,
+                                      &sctp_sk(sk)->subscribe)) {
+               asoc = sctp_id2assoc(sk, 0);
+
+               if (asoc && sctp_outq_is_empty(&asoc->outqueue)) {
+                       event = sctp_ulpevent_make_sender_dry_event(asoc,
+                                       GFP_ATOMIC);
+                       if (!event)
+                               return -ENOMEM;
+
+                       sctp_ulpq_tail_event(&asoc->ulpq, event);
+               }
+       }
+
        return 0;
 }
 
index 98fa8eb..f07602d 100644 (file)
@@ -6463,7 +6463,8 @@ void nl80211_michael_mic_failure(struct cfg80211_registered_device *rdev,
        if (addr)
                NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
        NLA_PUT_U32(msg, NL80211_ATTR_KEY_TYPE, key_type);
-       NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, key_id);
+       if (key_id != -1)
+               NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, key_id);
        if (tsc)
                NLA_PUT(msg, NL80211_ATTR_KEY_SEQ, 6, tsc);
 
index 9bec2e8..5ce74a3 100644 (file)
@@ -50,7 +50,7 @@ static struct xfrm_policy_afinfo *xfrm_policy_get_afinfo(unsigned short family);
 static void xfrm_policy_put_afinfo(struct xfrm_policy_afinfo *afinfo);
 static void xfrm_init_pmtu(struct dst_entry *dst);
 static int stale_bundle(struct dst_entry *dst);
-static int xfrm_bundle_ok(struct xfrm_dst *xdst, int family);
+static int xfrm_bundle_ok(struct xfrm_dst *xdst);
 
 
 static struct xfrm_policy *__xfrm_policy_unlink(struct xfrm_policy *pol,
@@ -2241,7 +2241,7 @@ static struct dst_entry *xfrm_dst_check(struct dst_entry *dst, u32 cookie)
 
 static int stale_bundle(struct dst_entry *dst)
 {
-       return !xfrm_bundle_ok((struct xfrm_dst *)dst, AF_UNSPEC);
+       return !xfrm_bundle_ok((struct xfrm_dst *)dst);
 }
 
 void xfrm_dst_ifdown(struct dst_entry *dst, struct net_device *dev)
@@ -2313,7 +2313,7 @@ static void xfrm_init_pmtu(struct dst_entry *dst)
  * still valid.
  */
 
-static int xfrm_bundle_ok(struct xfrm_dst *first, int family)
+static int xfrm_bundle_ok(struct xfrm_dst *first)
 {
        struct dst_entry *dst = &first->u.dst;
        struct xfrm_dst *last;