The following commit has been merged in the master branch: commit dc25b25897289bad4907f30151ffe5baf75ff369 Merge: 1a69205c471221a7f9101df164642611e37c52e4 0bad90985d39e69ca035fdd70bcc743812641d18 Author: David S. Miller davem@davemloft.net Date: Fri Aug 21 11:44:04 2015 -0700
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/usb/qmi_wwan.c
Overlapping additions of new device IDs to qmi_wwan.c
Signed-off-by: David S. Miller davem@davemloft.net
diff --combined MAINTAINERS index 7b528b8,569568f..7b1b552 --- a/MAINTAINERS +++ b/MAINTAINERS @@@ -158,7 -158,6 +158,7 @@@ L: linux-wpan@vger.kernel.or S: Maintained F: net/6lowpan/ F: include/net/6lowpan.h +F: Documentation/networking/6lowpan.txt
6PACK NETWORK DRIVER FOR AX.25 M: Andreas Koensgen ajk@comnets.uni-bremen.de @@@ -3588,6 -3587,15 +3588,15 @@@ S: Maintaine F: drivers/gpu/drm/rockchip/ F: Documentation/devicetree/bindings/video/rockchip*
+ DRM DRIVERS FOR STI + M: Benjamin Gaignard benjamin.gaignard@linaro.org + M: Vincent Abriou vincent.abriou@st.com + L: dri-devel@lists.freedesktop.org + T: git http://git.linaro.org/people/benjamin.gaignard/kernel.git + S: Maintained + F: drivers/gpu/drm/sti + F: Documentation/devicetree/bindings/gpu/st,stih4xx.txt + DSBR100 USB FM RADIO DRIVER M: Alexey Klimov klimov.linux@gmail.com L: linux-media@vger.kernel.org @@@ -6511,7 -6519,7 +6520,7 @@@ F: drivers/net/ethernet/marvell/mvneta.
MARVELL MWIFIEX WIRELESS DRIVER M: Amitkumar Karwar akarwar@marvell.com -M: Avinash Patil patila@marvell.com +M: Nishant Sarmukadam nishants@marvell.com L: linux-wireless@vger.kernel.org S: Maintained F: drivers/net/wireless/mwifiex/ @@@ -6649,15 -6657,6 +6658,15 @@@ W: http://www.mellanox.co Q: http://patchwork.ozlabs.org/project/netdev/list/ F: drivers/net/ethernet/mellanox/mlx4/en_*
+MELLANOX ETHERNET SWITCH DRIVERS +M: Jiri Pirko jiri@mellanox.com +M: Ido Schimmel idosch@mellanox.com +L: netdev@vger.kernel.org +S: Supported +W: http://www.mellanox.com +Q: http://patchwork.ozlabs.org/project/netdev/list/ +F: drivers/net/ethernet/mellanox/mlxsw/ + MEMORY MANAGEMENT L: linux-mm@kvack.org W: http://www.linux-mm.org @@@ -8922,13 -8921,6 +8931,13 @@@ F: include/linux/dma/dw. F: include/linux/platform_data/dma-dw.h F: drivers/dma/dw/
+SYNOPSYS DESIGNWARE ETHERNET QOS 4.10a driver +M: Lars Persson lars.persson@axis.com +L: netdev@vger.kernel.org +S: Supported +F: Documentation/devicetree/bindings/net/snps,dwc-qos-ethernet.txt +F: drivers/net/ethernet/synopsys/dwc_eth_qos.c + SYNOPSYS DESIGNWARE MMC/SD/SDIO DRIVER M: Seungwon Jeon tgih.jun@samsung.com M: Jaehoon Chung jh80.chung@samsung.com diff --combined arch/arm/boot/dts/dra7.dtsi index 0001e95,1e29ccf..6dbbc02 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@@ -116,7 -116,7 +116,7 @@@ ranges = <0 0x2000 0x2000>;
scm_conf: scm_conf@0 { - compatible = "syscon"; + compatible = "syscon", "simple-bus"; reg = <0x0 0x1400>; #address-cells = <1>; #size-cells = <1>; @@@ -1399,7 -1399,7 +1399,7 @@@ };
mac: ethernet@4a100000 { - compatible = "ti,cpsw"; + compatible = "ti,dra7-cpsw","ti,cpsw"; ti,hwmods = "gmac"; clocks = <&dpll_gmac_ck>, <&gmac_gmii_ref_clk_div>; clock-names = "fck", "cpts"; diff --combined drivers/net/ethernet/emulex/benet/be_main.c index 15cc3a1,6ca693b..12687bf --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@@ -681,14 -681,11 +681,14 @@@ void be_link_status_update(struct be_ad static void be_tx_stats_update(struct be_tx_obj *txo, struct sk_buff *skb) { struct be_tx_stats *stats = tx_stats(txo); + u64 tx_pkts = skb_shinfo(skb)->gso_segs ? : 1;
u64_stats_update_begin(&stats->sync); stats->tx_reqs++; stats->tx_bytes += skb->len; - stats->tx_pkts += (skb_shinfo(skb)->gso_segs ? : 1); + stats->tx_pkts += tx_pkts; + if (skb->encapsulation && skb->ip_summed == CHECKSUM_PARTIAL) + stats->tx_vxlan_offload_pkts += tx_pkts; u64_stats_update_end(&stats->sync); }
@@@ -1261,7 -1258,7 +1261,7 @@@ static bool be_send_pkt_to_bmc(struct b if (is_udp_pkt((*skb))) { struct udphdr *udp = udp_hdr((*skb));
- switch (udp->dest) { + switch (ntohs(udp->dest)) { case DHCP_CLIENT_PORT: os2bmc = is_dhcp_client_filt_enabled(adapter); goto done; @@@ -1964,8 -1961,6 +1964,8 @@@ static void be_rx_stats_update(struct b stats->rx_compl++; stats->rx_bytes += rxcp->pkt_size; stats->rx_pkts++; + if (rxcp->tunneled) + stats->rx_vxlan_offload_pkts++; if (rxcp->pkt_type == BE_MULTICAST_PACKET) stats->rx_mcast_pkts++; if (rxcp->err) @@@ -3615,15 -3610,15 +3615,15 @@@ err
static int be_setup_wol(struct be_adapter *adapter, bool enable) { + struct device *dev = &adapter->pdev->dev; struct be_dma_mem cmd; - int status = 0; u8 mac[ETH_ALEN]; + int status;
eth_zero_addr(mac);
cmd.size = sizeof(struct be_cmd_req_acpi_wol_magic_config); - cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma, - GFP_KERNEL); + cmd.va = dma_zalloc_coherent(dev, cmd.size, &cmd.dma, GFP_KERNEL); if (!cmd.va) return -ENOMEM;
@@@ -3632,18 -3627,24 +3632,18 @@@ PCICFG_PM_CONTROL_OFFSET, PCICFG_PM_CONTROL_MASK); if (status) { - dev_err(&adapter->pdev->dev, - "Could not enable Wake-on-lan\n"); - dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, - cmd.dma); - return status; + dev_err(dev, "Could not enable Wake-on-lan\n"); + goto err; } - status = be_cmd_enable_magic_wol(adapter, - adapter->netdev->dev_addr, - &cmd); - pci_enable_wake(adapter->pdev, PCI_D3hot, 1); - pci_enable_wake(adapter->pdev, PCI_D3cold, 1); } else { - status = be_cmd_enable_magic_wol(adapter, mac, &cmd); - pci_enable_wake(adapter->pdev, PCI_D3hot, 0); - pci_enable_wake(adapter->pdev, PCI_D3cold, 0); + ether_addr_copy(mac, adapter->netdev->dev_addr); }
- dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, cmd.dma); + status = be_cmd_enable_magic_wol(adapter, mac, &cmd); + pci_enable_wake(adapter->pdev, PCI_D3hot, enable); + pci_enable_wake(adapter->pdev, PCI_D3cold, enable); +err: + dma_free_coherent(dev, cmd.size, cmd.va, cmd.dma); return status; }
@@@ -4976,7 -4977,7 +4976,7 @@@ static bool be_check_ufi_compatibility( { if (!fhdr) { dev_err(&adapter->pdev->dev, "Invalid FW UFI file"); - return -1; + return false; }
/* First letter of the build version is used to identify @@@ -5131,6 -5132,9 +5131,6 @@@ static int be_ndo_bridge_getlink(struc int status = 0; u8 hsw_mode;
- if (!sriov_enabled(adapter)) - return 0; - /* BE and Lancer chips support VEB mode only */ if (BEx_chip(adapter) || lancer_chip(adapter)) { hsw_mode = PORT_FWD_TYPE_VEB; @@@ -5140,9 -5144,6 +5140,9 @@@ NULL); if (status) return 0; + + if (hsw_mode == PORT_FWD_TYPE_PASSTHRU) + return 0; }
return ndo_dflt_bridge_getlink(skb, pid, seq, dev, @@@ -5173,7 -5174,7 +5173,7 @@@ static void be_add_vxlan_port(struct ne struct device *dev = &adapter->pdev->dev; int status;
- if (lancer_chip(adapter) || BEx_chip(adapter)) + if (lancer_chip(adapter) || BEx_chip(adapter) || be_is_mc(adapter)) return;
if (adapter->flags & BE_FLAGS_VXLAN_OFFLOADS) { @@@ -5220,7 -5221,7 +5220,7 @@@ static void be_del_vxlan_port(struct ne { struct be_adapter *adapter = netdev_priv(netdev);
- if (lancer_chip(adapter) || BEx_chip(adapter)) + if (lancer_chip(adapter) || BEx_chip(adapter) || be_is_mc(adapter)) return;
if (adapter->vxlan_port != port) @@@ -5277,27 -5278,6 +5277,27 @@@ static netdev_features_t be_features_ch } #endif
+static int be_get_phys_port_id(struct net_device *dev, + struct netdev_phys_item_id *ppid) +{ + int i, id_len = CNTL_SERIAL_NUM_WORDS * CNTL_SERIAL_NUM_WORD_SZ + 1; + struct be_adapter *adapter = netdev_priv(dev); + u8 *id; + + if (MAX_PHYS_ITEM_ID_LEN < id_len) + return -ENOSPC; + + ppid->id[0] = adapter->hba_port_num + 1; + id = &ppid->id[1]; + for (i = CNTL_SERIAL_NUM_WORDS - 1; i >= 0; + i--, id += CNTL_SERIAL_NUM_WORD_SZ) + memcpy(id, &adapter->serial_num[i], CNTL_SERIAL_NUM_WORD_SZ); + + ppid->id_len = id_len; + + return 0; +} + static const struct net_device_ops be_netdev_ops = { .ndo_open = be_open, .ndo_stop = be_close, @@@ -5328,7 -5308,6 +5328,7 @@@ .ndo_del_vxlan_port = be_del_vxlan_port, .ndo_features_check = be_features_check, #endif + .ndo_get_phys_port_id = be_get_phys_port_id, };
static void be_netdev_init(struct net_device *netdev) @@@ -5887,6 -5866,7 +5887,6 @@@ static int be_pci_resume(struct pci_de if (status) return status;
- pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev);
status = be_resume(adapter); @@@ -5966,6 -5946,7 +5966,6 @@@ static pci_ers_result_t be_eeh_reset(st return PCI_ERS_RESULT_DISCONNECT;
pci_set_master(pdev); - pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev);
/* Check if card is ok and fw is ready */ diff --combined drivers/net/ethernet/freescale/gianfar.c index 087ffcd,10b3bbbb..4b69d061 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@@ -109,15 -109,15 +109,15 @@@
#define TX_TIMEOUT (1*HZ)
-const char gfar_driver_version[] = "1.3"; +const char gfar_driver_version[] = "2.0";
static int gfar_enet_open(struct net_device *dev); static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev); static void gfar_reset_task(struct work_struct *work); static void gfar_timeout(struct net_device *dev); static int gfar_close(struct net_device *dev); -static struct sk_buff *gfar_new_skb(struct net_device *dev, - dma_addr_t *bufaddr); +static void gfar_alloc_rx_buffs(struct gfar_priv_rx_q *rx_queue, + int alloc_cnt); static int gfar_set_mac_address(struct net_device *dev); static int gfar_change_mtu(struct net_device *dev, int new_mtu); static irqreturn_t gfar_error(int irq, void *dev_id); @@@ -141,7 -141,8 +141,7 @@@ static void gfar_netpoll(struct net_dev #endif int gfar_clean_rx_ring(struct gfar_priv_rx_q *rx_queue, int rx_work_limit); static void gfar_clean_tx_ring(struct gfar_priv_tx_q *tx_queue); -static void gfar_process_frame(struct net_device *dev, struct sk_buff *skb, - int amount_pull, struct napi_struct *napi); +static void gfar_process_frame(struct net_device *ndev, struct sk_buff *skb); static void gfar_halt_nodisable(struct gfar_private *priv); static void gfar_clear_exact_match(struct net_device *dev); static void gfar_set_mac_for_addr(struct net_device *dev, int num, @@@ -168,15 -169,17 +168,15 @@@ static void gfar_init_rxbdp(struct gfar bdp->lstatus = cpu_to_be32(lstatus); }
-static int gfar_init_bds(struct net_device *ndev) +static void gfar_init_bds(struct net_device *ndev) { struct gfar_private *priv = netdev_priv(ndev); struct gfar __iomem *regs = priv->gfargrp[0].regs; struct gfar_priv_tx_q *tx_queue = NULL; struct gfar_priv_rx_q *rx_queue = NULL; struct txbd8 *txbdp; - struct rxbd8 *rxbdp; u32 __iomem *rfbptr; int i, j; - dma_addr_t bufaddr;
for (i = 0; i < priv->num_tx_queues; i++) { tx_queue = priv->tx_queue[i]; @@@ -204,26 -207,40 +204,26 @@@ rfbptr = ®s->rfbptr0; for (i = 0; i < priv->num_rx_queues; i++) { rx_queue = priv->rx_queue[i]; - rx_queue->cur_rx = rx_queue->rx_bd_base; - rx_queue->skb_currx = 0; - rxbdp = rx_queue->rx_bd_base;
- for (j = 0; j < rx_queue->rx_ring_size; j++) { - struct sk_buff *skb = rx_queue->rx_skbuff[j]; + rx_queue->next_to_clean = 0; + rx_queue->next_to_use = 0; + rx_queue->next_to_alloc = 0;
- if (skb) { - bufaddr = be32_to_cpu(rxbdp->bufPtr); - } else { - skb = gfar_new_skb(ndev, &bufaddr); - if (!skb) { - netdev_err(ndev, "Can't allocate RX buffers\n"); - return -ENOMEM; - } - rx_queue->rx_skbuff[j] = skb; - } - - gfar_init_rxbdp(rx_queue, rxbdp, bufaddr); - rxbdp++; - } + /* make sure next_to_clean != next_to_use after this + * by leaving at least 1 unused descriptor + */ + gfar_alloc_rx_buffs(rx_queue, gfar_rxbd_unused(rx_queue));
rx_queue->rfbptr = rfbptr; rfbptr += 2; } - - return 0; }
static int gfar_alloc_skb_resources(struct net_device *ndev) { void *vaddr; dma_addr_t addr; - int i, j, k; + int i, j; struct gfar_private *priv = netdev_priv(ndev); struct device *dev = priv->dev; struct gfar_priv_tx_q *tx_queue = NULL; @@@ -262,8 -279,7 +262,8 @@@ rx_queue = priv->rx_queue[i]; rx_queue->rx_bd_base = vaddr; rx_queue->rx_bd_dma_base = addr; - rx_queue->dev = ndev; + rx_queue->ndev = ndev; + rx_queue->dev = dev; addr += sizeof(struct rxbd8) * rx_queue->rx_ring_size; vaddr += sizeof(struct rxbd8) * rx_queue->rx_ring_size; } @@@ -278,20 -294,25 +278,20 @@@ if (!tx_queue->tx_skbuff) goto cleanup;
- for (k = 0; k < tx_queue->tx_ring_size; k++) - tx_queue->tx_skbuff[k] = NULL; + for (j = 0; j < tx_queue->tx_ring_size; j++) + tx_queue->tx_skbuff[j] = NULL; }
for (i = 0; i < priv->num_rx_queues; i++) { rx_queue = priv->rx_queue[i]; - rx_queue->rx_skbuff = - kmalloc_array(rx_queue->rx_ring_size, - sizeof(*rx_queue->rx_skbuff), - GFP_KERNEL); - if (!rx_queue->rx_skbuff) + rx_queue->rx_buff = kcalloc(rx_queue->rx_ring_size, + sizeof(*rx_queue->rx_buff), + GFP_KERNEL); + if (!rx_queue->rx_buff) goto cleanup; - - for (j = 0; j < rx_queue->rx_ring_size; j++) - rx_queue->rx_skbuff[j] = NULL; }
- if (gfar_init_bds(ndev)) - goto cleanup; + gfar_init_bds(ndev);
return 0;
@@@ -333,8 -354,10 +333,8 @@@ static void gfar_init_rqprm(struct gfar } }
-static void gfar_rx_buff_size_config(struct gfar_private *priv) +static void gfar_rx_offload_en(struct gfar_private *priv) { - int frame_size = priv->ndev->mtu + ETH_HLEN + ETH_FCS_LEN; - /* set this when rx hw offload (TOE) functions are being used */ priv->uses_rxfcb = 0;
@@@ -343,6 -366,16 +343,6 @@@
if (priv->hwts_rx_en) priv->uses_rxfcb = 1; - - if (priv->uses_rxfcb) - frame_size += GMAC_FCB_LEN; - - frame_size += priv->padding; - - frame_size = (frame_size & ~(INCREMENTAL_BUFFER_SIZE - 1)) + - INCREMENTAL_BUFFER_SIZE; - - priv->rx_buffer_size = frame_size; }
static void gfar_mac_rx_config(struct gfar_private *priv) @@@ -560,8 -593,9 +560,8 @@@ static int gfar_alloc_rx_queues(struct if (!priv->rx_queue[i]) return -ENOMEM;
- priv->rx_queue[i]->rx_skbuff = NULL; priv->rx_queue[i]->qindex = i; - priv->rx_queue[i]->dev = priv->ndev; + priv->rx_queue[i]->ndev = priv->ndev; } return 0; } @@@ -1153,11 -1187,12 +1153,11 @@@ void gfar_mac_reset(struct gfar_privat
udelay(3);
- /* Compute rx_buff_size based on config flags */ - gfar_rx_buff_size_config(priv); + gfar_rx_offload_en(priv);
/* Initialize the max receive frame/buffer lengths */ - gfar_write(®s->maxfrm, priv->rx_buffer_size); - gfar_write(®s->mrblr, priv->rx_buffer_size); + gfar_write(®s->maxfrm, GFAR_JUMBO_FRAME_SIZE); + gfar_write(®s->mrblr, GFAR_RXB_SIZE);
/* Initialize the Minimum Frame Length Register */ gfar_write(®s->minflr, MINFLR_INIT_SETTINGS); @@@ -1165,11 -1200,12 +1165,11 @@@ /* Initialize MACCFG2. */ tempval = MACCFG2_INIT_SETTINGS;
- /* If the mtu is larger than the max size for standard - * ethernet frames (ie, a jumbo frame), then set maccfg2 - * to allow huge frames, and to check the length + /* eTSEC74 erratum: Rx frames of length MAXFRM or MAXFRM-1 + * are marked as truncated. Avoid this by MACCFG2[Huge Frame]=1, + * and by checking RxBD[LG] and discarding larger than MAXFRM. */ - if (priv->rx_buffer_size > DEFAULT_RX_BUFFER_SIZE || - gfar_has_errata(priv, GFAR_ERRATA_74)) + if (gfar_has_errata(priv, GFAR_ERRATA_74)) tempval |= MACCFG2_HUGEFRAME | MACCFG2_LENGTHCHECK;
gfar_write(®s->maccfg2, tempval); @@@ -1379,6 -1415,8 +1379,6 @@@ static int gfar_probe(struct platform_d priv->device_flags & FSL_GIANFAR_DEV_HAS_TIMER) dev->needed_headroom = GMAC_FCB_LEN;
- priv->rx_buffer_size = DEFAULT_RX_BUFFER_SIZE; - /* Initializing some of the rx/tx queue level parameters */ for (i = 0; i < priv->num_tx_queues; i++) { priv->tx_queue[i]->tx_ring_size = DEFAULT_TX_RING_SIZE; @@@ -1561,7 -1599,10 +1561,7 @@@ static int gfar_restore(struct device * return 0; }
- if (gfar_init_bds(ndev)) { - free_skb_resources(priv); - return -ENOMEM; - } + gfar_init_bds(ndev);
gfar_mac_reset(priv);
@@@ -1852,32 -1893,26 +1852,32 @@@ static void free_skb_tx_queue(struct gf
static void free_skb_rx_queue(struct gfar_priv_rx_q *rx_queue) { - struct rxbd8 *rxbdp; - struct gfar_private *priv = netdev_priv(rx_queue->dev); int i;
- rxbdp = rx_queue->rx_bd_base; + struct rxbd8 *rxbdp = rx_queue->rx_bd_base; + + if (rx_queue->skb) + dev_kfree_skb(rx_queue->skb);
for (i = 0; i < rx_queue->rx_ring_size; i++) { - if (rx_queue->rx_skbuff[i]) { - dma_unmap_single(priv->dev, be32_to_cpu(rxbdp->bufPtr), - priv->rx_buffer_size, - DMA_FROM_DEVICE); - dev_kfree_skb_any(rx_queue->rx_skbuff[i]); - rx_queue->rx_skbuff[i] = NULL; - } + struct gfar_rx_buff *rxb = &rx_queue->rx_buff[i]; + rxbdp->lstatus = 0; rxbdp->bufPtr = 0; rxbdp++; + + if (!rxb->page) + continue; + + dma_unmap_single(rx_queue->dev, rxb->dma, + PAGE_SIZE, DMA_FROM_DEVICE); + __free_page(rxb->page); + + rxb->page = NULL; } - kfree(rx_queue->rx_skbuff); - rx_queue->rx_skbuff = NULL; + + kfree(rx_queue->rx_buff); + rx_queue->rx_buff = NULL; }
/* If there are any tx skbs or rx skbs still around, free them. @@@ -1902,7 -1937,7 +1902,7 @@@ static void free_skb_resources(struct g
for (i = 0; i < priv->num_rx_queues; i++) { rx_queue = priv->rx_queue[i]; - if (rx_queue->rx_skbuff) + if (rx_queue->rx_buff) free_skb_rx_queue(rx_queue); }
@@@ -2067,6 -2102,11 +2067,11 @@@ int startup_gfar(struct net_device *nde /* Start Rx/Tx DMA and enable the interrupts */ gfar_start(priv);
+ /* force link state update after mac reset */ + priv->oldlink = 0; + priv->oldspeed = 0; + priv->oldduplex = -1; + phy_start(priv->phydev);
enable_napi(priv); @@@ -2460,7 -2500,7 +2465,7 @@@ static int gfar_change_mtu(struct net_d struct gfar_private *priv = netdev_priv(dev); int frame_size = new_mtu + ETH_HLEN;
- if ((frame_size < 64) || (frame_size > JUMBO_FRAME_SIZE)) { + if ((frame_size < 64) || (frame_size > GFAR_JUMBO_FRAME_SIZE)) { netif_err(priv, drv, dev, "Invalid MTU setting\n"); return -EINVAL; } @@@ -2514,6 -2554,15 +2519,6 @@@ static void gfar_timeout(struct net_dev schedule_work(&priv->reset_task); }
-static void gfar_align_skb(struct sk_buff *skb) -{ - /* We need the data buffer to be aligned properly. We will reserve - * as many bytes as needed to align the data properly - */ - skb_reserve(skb, RXBUF_ALIGNMENT - - (((unsigned long) skb->data) & (RXBUF_ALIGNMENT - 1))); -} - /* Interrupt Handler for Transmit complete */ static void gfar_clean_tx_ring(struct gfar_priv_tx_q *tx_queue) { @@@ -2571,8 -2620,7 +2576,8 @@@
if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_IN_PROGRESS)) { struct skb_shared_hwtstamps shhwtstamps; - u64 *ns = (u64*) (((u32)skb->data + 0x10) & ~0x7); + u64 *ns = (u64 *)(((uintptr_t)skb->data + 0x10) & + ~0x7UL);
memset(&shhwtstamps, 0, sizeof(shhwtstamps)); shhwtstamps.hwtstamp = ns_to_ktime(*ns); @@@ -2621,85 -2669,49 +2626,85 @@@ netdev_tx_completed_queue(txq, howmany, bytes_sent); }
-static struct sk_buff *gfar_alloc_skb(struct net_device *dev) +static bool gfar_new_page(struct gfar_priv_rx_q *rxq, struct gfar_rx_buff *rxb) { - struct gfar_private *priv = netdev_priv(dev); - struct sk_buff *skb; + struct page *page; + dma_addr_t addr;
- skb = netdev_alloc_skb(dev, priv->rx_buffer_size + RXBUF_ALIGNMENT); - if (!skb) - return NULL; + page = dev_alloc_page(); + if (unlikely(!page)) + return false;
- gfar_align_skb(skb); + addr = dma_map_page(rxq->dev, page, 0, PAGE_SIZE, DMA_FROM_DEVICE); + if (unlikely(dma_mapping_error(rxq->dev, addr))) { + __free_page(page);
- return skb; + return false; + } + + rxb->dma = addr; + rxb->page = page; + rxb->page_offset = 0; + + return true; }
-static struct sk_buff *gfar_new_skb(struct net_device *dev, dma_addr_t *bufaddr) +static void gfar_rx_alloc_err(struct gfar_priv_rx_q *rx_queue) { - struct gfar_private *priv = netdev_priv(dev); - struct sk_buff *skb; - dma_addr_t addr; + struct gfar_private *priv = netdev_priv(rx_queue->ndev); + struct gfar_extra_stats *estats = &priv->extra_stats;
- skb = gfar_alloc_skb(dev); - if (!skb) - return NULL; + netdev_err(rx_queue->ndev, "Can't alloc RX buffers\n"); + atomic64_inc(&estats->rx_alloc_err); +}
- addr = dma_map_single(priv->dev, skb->data, - priv->rx_buffer_size, DMA_FROM_DEVICE); - if (unlikely(dma_mapping_error(priv->dev, addr))) { - dev_kfree_skb_any(skb); - return NULL; +static void gfar_alloc_rx_buffs(struct gfar_priv_rx_q *rx_queue, + int alloc_cnt) +{ + struct rxbd8 *bdp; + struct gfar_rx_buff *rxb; + int i; + + i = rx_queue->next_to_use; + bdp = &rx_queue->rx_bd_base[i]; + rxb = &rx_queue->rx_buff[i]; + + while (alloc_cnt--) { + /* try reuse page */ + if (unlikely(!rxb->page)) { + if (unlikely(!gfar_new_page(rx_queue, rxb))) { + gfar_rx_alloc_err(rx_queue); + break; + } + } + + /* Setup the new RxBD */ + gfar_init_rxbdp(rx_queue, bdp, + rxb->dma + rxb->page_offset + RXBUF_ALIGNMENT); + + /* Update to the next pointer */ + bdp++; + rxb++; + + if (unlikely(++i == rx_queue->rx_ring_size)) { + i = 0; + bdp = rx_queue->rx_bd_base; + rxb = rx_queue->rx_buff; + } }
- *bufaddr = addr; - return skb; + rx_queue->next_to_use = i; + rx_queue->next_to_alloc = i; }
-static inline void count_errors(unsigned short status, struct net_device *dev) +static void count_errors(u32 lstatus, struct net_device *ndev) { - struct gfar_private *priv = netdev_priv(dev); - struct net_device_stats *stats = &dev->stats; + struct gfar_private *priv = netdev_priv(ndev); + struct net_device_stats *stats = &ndev->stats; struct gfar_extra_stats *estats = &priv->extra_stats;
/* If the packet was truncated, none of the other errors matter */ - if (status & RXBD_TRUNCATED) { + if (lstatus & BD_LFLAG(RXBD_TRUNCATED)) { stats->rx_length_errors++;
atomic64_inc(&estats->rx_trunc); @@@ -2707,25 -2719,25 +2712,25 @@@ return; } /* Count the errors, if there were any */ - if (status & (RXBD_LARGE | RXBD_SHORT)) { + if (lstatus & BD_LFLAG(RXBD_LARGE | RXBD_SHORT)) { stats->rx_length_errors++;
- if (status & RXBD_LARGE) + if (lstatus & BD_LFLAG(RXBD_LARGE)) atomic64_inc(&estats->rx_large); else atomic64_inc(&estats->rx_short); } - if (status & RXBD_NONOCTET) { + if (lstatus & BD_LFLAG(RXBD_NONOCTET)) { stats->rx_frame_errors++; atomic64_inc(&estats->rx_nonoctet); } - if (status & RXBD_CRCERR) { + if (lstatus & BD_LFLAG(RXBD_CRCERR)) { atomic64_inc(&estats->rx_crcerr); stats->rx_crc_errors++; } - if (status & RXBD_OVERRUN) { + if (lstatus & BD_LFLAG(RXBD_OVERRUN)) { atomic64_inc(&estats->rx_overrun); - stats->rx_crc_errors++; + stats->rx_over_errors++; } }
@@@ -2776,93 -2788,6 +2781,93 @@@ static irqreturn_t gfar_transmit(int ir return IRQ_HANDLED; }
+static bool gfar_add_rx_frag(struct gfar_rx_buff *rxb, u32 lstatus, + struct sk_buff *skb, bool first) +{ + unsigned int size = lstatus & BD_LENGTH_MASK; + struct page *page = rxb->page; + + /* Remove the FCS from the packet length */ + if (likely(lstatus & BD_LFLAG(RXBD_LAST))) + size -= ETH_FCS_LEN; + + if (likely(first)) + skb_put(skb, size); + else + skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page, + rxb->page_offset + RXBUF_ALIGNMENT, + size, GFAR_RXB_TRUESIZE); + + /* try reuse page */ + if (unlikely(page_count(page) != 1)) + return false; + + /* change offset to the other half */ + rxb->page_offset ^= GFAR_RXB_TRUESIZE; + + atomic_inc(&page->_count); + + return true; +} + +static void gfar_reuse_rx_page(struct gfar_priv_rx_q *rxq, + struct gfar_rx_buff *old_rxb) +{ + struct gfar_rx_buff *new_rxb; + u16 nta = rxq->next_to_alloc; + + new_rxb = &rxq->rx_buff[nta]; + + /* find next buf that can reuse a page */ + nta++; + rxq->next_to_alloc = (nta < rxq->rx_ring_size) ? nta : 0; + + /* copy page reference */ + *new_rxb = *old_rxb; + + /* sync for use by the device */ + dma_sync_single_range_for_device(rxq->dev, old_rxb->dma, + old_rxb->page_offset, + GFAR_RXB_TRUESIZE, DMA_FROM_DEVICE); +} + +static struct sk_buff *gfar_get_next_rxbuff(struct gfar_priv_rx_q *rx_queue, + u32 lstatus, struct sk_buff *skb) +{ + struct gfar_rx_buff *rxb = &rx_queue->rx_buff[rx_queue->next_to_clean]; + struct page *page = rxb->page; + bool first = false; + + if (likely(!skb)) { + void *buff_addr = page_address(page) + rxb->page_offset; + + skb = build_skb(buff_addr, GFAR_SKBFRAG_SIZE); + if (unlikely(!skb)) { + gfar_rx_alloc_err(rx_queue); + return NULL; + } + skb_reserve(skb, RXBUF_ALIGNMENT); + first = true; + } + + dma_sync_single_range_for_cpu(rx_queue->dev, rxb->dma, rxb->page_offset, + GFAR_RXB_TRUESIZE, DMA_FROM_DEVICE); + + if (gfar_add_rx_frag(rxb, lstatus, skb, first)) { + /* reuse the free half of the page */ + gfar_reuse_rx_page(rx_queue, rxb); + } else { + /* page cannot be reused, unmap it */ + dma_unmap_page(rx_queue->dev, rxb->dma, + PAGE_SIZE, DMA_FROM_DEVICE); + } + + /* clear rxb content */ + rxb->page = NULL; + + return skb; +} + static inline void gfar_rx_checksum(struct sk_buff *skb, struct rxfcb *fcb) { /* If valid headers were found, and valid sums @@@ -2877,9 -2802,10 +2882,9 @@@ }
/* gfar_process_frame() -- handle one incoming packet if skb isn't NULL. */ -static void gfar_process_frame(struct net_device *dev, struct sk_buff *skb, - int amount_pull, struct napi_struct *napi) +static void gfar_process_frame(struct net_device *ndev, struct sk_buff *skb) { - struct gfar_private *priv = netdev_priv(dev); + struct gfar_private *priv = netdev_priv(ndev); struct rxfcb *fcb = NULL;
/* fcb is at the beginning if exists */ @@@ -2888,8 -2814,10 +2893,8 @@@ /* Remove the FCB from the skb * Remove the padded bytes, if there are any */ - if (amount_pull) { - skb_record_rx_queue(skb, fcb->rq); - skb_pull(skb, amount_pull); - } + if (priv->uses_rxfcb) + skb_pull(skb, GMAC_FCB_LEN);
/* Get receive timestamp from the skb */ if (priv->hwts_rx_en) { @@@ -2903,20 -2831,24 +2908,20 @@@ if (priv->padding) skb_pull(skb, priv->padding);
- if (dev->features & NETIF_F_RXCSUM) + if (ndev->features & NETIF_F_RXCSUM) gfar_rx_checksum(skb, fcb);
/* Tell the skb what kind of packet this is */ - skb->protocol = eth_type_trans(skb, dev); + skb->protocol = eth_type_trans(skb, ndev);
/* There's need to check for NETIF_F_HW_VLAN_CTAG_RX here. * Even if vlan rx accel is disabled, on some chips * RXFCB_VLN is pseudo randomly set. */ - if (dev->features & NETIF_F_HW_VLAN_CTAG_RX && + if (ndev->features & NETIF_F_HW_VLAN_CTAG_RX && be16_to_cpu(fcb->flags) & RXFCB_VLN) __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), be16_to_cpu(fcb->vlctl)); - - /* Send the packet up the stack */ - napi_gro_receive(napi, skb); - }
/* gfar_clean_rx_ring() -- Processes each frame in the rx ring @@@ -2925,89 -2857,91 +2930,89 @@@ */ int gfar_clean_rx_ring(struct gfar_priv_rx_q *rx_queue, int rx_work_limit) { - struct net_device *dev = rx_queue->dev; - struct rxbd8 *bdp, *base; - struct sk_buff *skb; - int pkt_len; - int amount_pull; - int howmany = 0; - struct gfar_private *priv = netdev_priv(dev); + struct net_device *ndev = rx_queue->ndev; + struct gfar_private *priv = netdev_priv(ndev); + struct rxbd8 *bdp; + int i, howmany = 0; + struct sk_buff *skb = rx_queue->skb; + int cleaned_cnt = gfar_rxbd_unused(rx_queue); + unsigned int total_bytes = 0, total_pkts = 0;
/* Get the first full descriptor */ - bdp = rx_queue->cur_rx; - base = rx_queue->rx_bd_base; + i = rx_queue->next_to_clean;
- amount_pull = priv->uses_rxfcb ? GMAC_FCB_LEN : 0; + while (rx_work_limit--) { + u32 lstatus; + + if (cleaned_cnt >= GFAR_RX_BUFF_ALLOC) { + gfar_alloc_rx_buffs(rx_queue, cleaned_cnt); + cleaned_cnt = 0; + }
- while (!(be16_to_cpu(bdp->status) & RXBD_EMPTY) && rx_work_limit--) { - struct sk_buff *newskb; - dma_addr_t bufaddr; + bdp = &rx_queue->rx_bd_base[i]; + lstatus = be32_to_cpu(bdp->lstatus); + if (lstatus & BD_LFLAG(RXBD_EMPTY)) + break;
+ /* order rx buffer descriptor reads */ rmb();
- /* Add another skb for the future */ - newskb = gfar_new_skb(dev, &bufaddr); + /* fetch next to clean buffer from the ring */ + skb = gfar_get_next_rxbuff(rx_queue, lstatus, skb); + if (unlikely(!skb)) + break;
- skb = rx_queue->rx_skbuff[rx_queue->skb_currx]; + cleaned_cnt++; + howmany++;
- dma_unmap_single(priv->dev, be32_to_cpu(bdp->bufPtr), - priv->rx_buffer_size, DMA_FROM_DEVICE); - - if (unlikely(!(be16_to_cpu(bdp->status) & RXBD_ERR) && - be16_to_cpu(bdp->length) > priv->rx_buffer_size)) - bdp->status = cpu_to_be16(RXBD_LARGE); - - /* We drop the frame if we failed to allocate a new buffer */ - if (unlikely(!newskb || - !(be16_to_cpu(bdp->status) & RXBD_LAST) || - be16_to_cpu(bdp->status) & RXBD_ERR)) { - count_errors(be16_to_cpu(bdp->status), dev); - - if (unlikely(!newskb)) { - newskb = skb; - bufaddr = be32_to_cpu(bdp->bufPtr); - } else if (skb) - dev_kfree_skb(skb); - } else { - /* Increment the number of packets */ - rx_queue->stats.rx_packets++; - howmany++; - - if (likely(skb)) { - pkt_len = be16_to_cpu(bdp->length) - - ETH_FCS_LEN; - /* Remove the FCS from the packet length */ - skb_put(skb, pkt_len); - rx_queue->stats.rx_bytes += pkt_len; - skb_record_rx_queue(skb, rx_queue->qindex); - gfar_process_frame(dev, skb, amount_pull, - &rx_queue->grp->napi_rx); + if (unlikely(++i == rx_queue->rx_ring_size)) + i = 0;
- } else { - netif_warn(priv, rx_err, dev, "Missing skb!\n"); - rx_queue->stats.rx_dropped++; - atomic64_inc(&priv->extra_stats.rx_skbmissing); - } + rx_queue->next_to_clean = i; + + /* fetch next buffer if not the last in frame */ + if (!(lstatus & BD_LFLAG(RXBD_LAST))) + continue; + + if (unlikely(lstatus & BD_LFLAG(RXBD_ERR))) { + count_errors(lstatus, ndev);
+ /* discard faulty buffer */ + dev_kfree_skb(skb); + skb = NULL; + rx_queue->stats.rx_dropped++; + continue; }
- rx_queue->rx_skbuff[rx_queue->skb_currx] = newskb; + /* Increment the number of packets */ + total_pkts++; + total_bytes += skb->len;
- /* Setup the new bdp */ - gfar_init_rxbdp(rx_queue, bdp, bufaddr); + skb_record_rx_queue(skb, rx_queue->qindex);
- /* Update Last Free RxBD pointer for LFC */ - if (unlikely(rx_queue->rfbptr && priv->tx_actual_en)) - gfar_write(rx_queue->rfbptr, (u32)bdp); + gfar_process_frame(ndev, skb);
- /* Update to the next pointer */ - bdp = next_bd(bdp, base, rx_queue->rx_ring_size); + /* Send the packet up the stack */ + napi_gro_receive(&rx_queue->grp->napi_rx, skb);
- /* update to point at the next skb */ - rx_queue->skb_currx = (rx_queue->skb_currx + 1) & - RX_RING_MOD_MASK(rx_queue->rx_ring_size); + skb = NULL; }
- /* Update the current rxbd pointer to be the next one */ - rx_queue->cur_rx = bdp; + /* Store incomplete frames for completion */ + rx_queue->skb = skb; + + rx_queue->stats.rx_packets += total_pkts; + rx_queue->stats.rx_bytes += total_bytes; + + if (cleaned_cnt) + gfar_alloc_rx_buffs(rx_queue, cleaned_cnt); + + /* Update Last Free RxBD pointer for LFC */ + if (unlikely(priv->tx_actual_en)) { + u32 bdp_dma = gfar_rxbd_dma_lastfree(rx_queue); + + gfar_write(rx_queue->rfbptr, bdp_dma); + }
return howmany; } @@@ -3525,6 -3459,7 +3530,6 @@@ static noinline void gfar_update_link_s struct phy_device *phydev = priv->phydev; struct gfar_priv_rx_q *rx_queue = NULL; int i; - struct rxbd8 *bdp;
if (unlikely(test_bit(GFAR_RESETTING, &priv->state))) return; @@@ -3581,11 -3516,15 +3586,11 @@@ /* Turn last free buffer recording on */ if ((tempval1 & MACCFG1_TX_FLOW) && !tx_flow_oldval) { for (i = 0; i < priv->num_rx_queues; i++) { + u32 bdp_dma; + rx_queue = priv->rx_queue[i]; - bdp = rx_queue->cur_rx; - /* skip to previous bd */ - bdp = skip_bd(bdp, rx_queue->rx_ring_size - 1, - rx_queue->rx_bd_base, - rx_queue->rx_ring_size); - - if (rx_queue->rfbptr) - gfar_write(rx_queue->rfbptr, (u32)bdp); + bdp_dma = gfar_rxbd_dma_lastfree(rx_queue); + gfar_write(rx_queue->rfbptr, bdp_dma); }
priv->tx_actual_en = 1; diff --combined drivers/net/phy/phy.c index 84b1fba,1e1fbb0..d972851 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@@ -353,8 -353,6 +353,8 @@@ int phy_ethtool_sset(struct phy_device
phydev->duplex = cmd->duplex;
+ phydev->mdix = cmd->eth_tp_mdix_ctrl; + /* Restart the PHY */ phy_start_aneg(phydev);
@@@ -379,7 -377,6 +379,7 @@@ int phy_ethtool_gset(struct phy_device cmd->transceiver = phy_is_internal(phydev) ? XCVR_INTERNAL : XCVR_EXTERNAL; cmd->autoneg = phydev->autoneg; + cmd->eth_tp_mdix_ctrl = phydev->mdix;
return 0; } @@@ -814,6 -811,7 +814,7 @@@ void phy_state_machine(struct work_stru bool needs_aneg = false, do_suspend = false; enum phy_state old_state; int err = 0; + int old_link;
mutex_lock(&phydev->lock);
@@@ -899,11 -897,18 +900,18 @@@ phydev->adjust_link(phydev->attached_dev); break; case PHY_RUNNING: - /* Only register a CHANGE if we are - * polling or ignoring interrupts + /* Only register a CHANGE if we are polling or ignoring + * interrupts and link changed since latest checking. */ - if (!phy_interrupt_is_valid(phydev)) - phydev->state = PHY_CHANGELINK; + if (!phy_interrupt_is_valid(phydev)) { + old_link = phydev->link; + err = phy_read_status(phydev); + if (err) + break; + + if (old_link != phydev->link) + phydev->state = PHY_CHANGELINK; + } break; case PHY_CHANGELINK: err = phy_read_status(phydev); diff --combined drivers/net/usb/qmi_wwan.c index 1f7a7cd,64a60af..6392ae3 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@@ -785,7 -785,7 +785,8 @@@ static const struct usb_device_id produ {QMI_FIXED_INTF(0x413c, 0x81a4, 8)}, /* Dell Wireless 5570e HSPA+ (42Mbps) Mobile Broadband Card */ {QMI_FIXED_INTF(0x413c, 0x81a8, 8)}, /* Dell Wireless 5808 Gobi(TM) 4G LTE Mobile Broadband Card */ {QMI_FIXED_INTF(0x413c, 0x81a9, 8)}, /* Dell Wireless 5808e Gobi(TM) 4G LTE Mobile Broadband Card */ + {QMI_FIXED_INTF(0x413c, 0x81b1, 8)}, /* Dell Wireless 5809e Gobi(TM) 4G LTE Mobile Broadband Card */ + {QMI_FIXED_INTF(0x03f0, 0x4e1d, 8)}, /* HP lt4111 LTE/EV-DO/HSPA+ Gobi 4G Module */ {QMI_FIXED_INTF(0x03f0, 0x581d, 4)}, /* HP lt4112 LTE/HSPA+ Gobi 4G Module (Huawei me906e) */
/* 4. Gobi 1000 devices */ diff --combined kernel/events/core.c index e2c6a88,e6feb51..a1339b1 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@@ -1868,8 -1868,6 +1868,6 @@@ event_sched_in(struct perf_event *event
perf_pmu_disable(event->pmu);
- event->tstamp_running += tstamp - event->tstamp_stopped; - perf_set_shadow_time(event, ctx, tstamp);
perf_log_itrace_start(event); @@@ -1881,6 -1879,8 +1879,8 @@@ goto out; }
+ event->tstamp_running += tstamp - event->tstamp_stopped; + if (!is_software_event(event)) cpuctx->active_oncpu++; if (!ctx->nr_active++) @@@ -3212,59 -3212,6 +3212,59 @@@ static inline u64 perf_event_count(stru return __perf_event_count(event); }
+/* + * NMI-safe method to read a local event, that is an event that + * is: + * - either for the current task, or for this CPU + * - does not have inherit set, for inherited task events + * will not be local and we cannot read them atomically + * - must not have a pmu::count method + */ +u64 perf_event_read_local(struct perf_event *event) +{ + unsigned long flags; + u64 val; + + /* + * Disabling interrupts avoids all counter scheduling (context + * switches, timer based rotation and IPIs). + */ + local_irq_save(flags); + + /* If this is a per-task event, it must be for current */ + WARN_ON_ONCE((event->attach_state & PERF_ATTACH_TASK) && + event->hw.target != current); + + /* If this is a per-CPU event, it must be for this CPU */ + WARN_ON_ONCE(!(event->attach_state & PERF_ATTACH_TASK) && + event->cpu != smp_processor_id()); + + /* + * It must not be an event with inherit set, we cannot read + * all child counters from atomic context. + */ + WARN_ON_ONCE(event->attr.inherit); + + /* + * It must not have a pmu::count method, those are not + * NMI safe. + */ + WARN_ON_ONCE(event->pmu->count); + + /* + * If the event is currently on this CPU, its either a per-task event, + * or local to this CPU. Furthermore it means its ACTIVE (otherwise + * oncpu == -1). + */ + if (event->oncpu == smp_processor_id()) + event->pmu->read(event); + + val = local64_read(&event->count); + local_irq_restore(flags); + + return val; +} + static u64 perf_event_read(struct perf_event *event) { /* @@@ -4011,28 -3958,21 +4011,21 @@@ static void perf_event_for_each(struct perf_event_for_each_child(sibling, func); }
- static int perf_event_period(struct perf_event *event, u64 __user *arg) - { - struct perf_event_context *ctx = event->ctx; - int ret = 0, active; + struct period_event { + struct perf_event *event; u64 value; + };
- if (!is_sampling_event(event)) - return -EINVAL; - - if (copy_from_user(&value, arg, sizeof(value))) - return -EFAULT; - - if (!value) - return -EINVAL; + static int __perf_event_period(void *info) + { + struct period_event *pe = info; + struct perf_event *event = pe->event; + struct perf_event_context *ctx = event->ctx; + u64 value = pe->value; + bool active;
- raw_spin_lock_irq(&ctx->lock); + raw_spin_lock(&ctx->lock); if (event->attr.freq) { - if (value > sysctl_perf_event_sample_rate) { - ret = -EINVAL; - goto unlock; - } - event->attr.sample_freq = value; } else { event->attr.sample_period = value; @@@ -4051,11 -3991,53 +4044,53 @@@ event->pmu->start(event, PERF_EF_RELOAD); perf_pmu_enable(ctx->pmu); } + raw_spin_unlock(&ctx->lock);
- unlock: + return 0; + } + + static int perf_event_period(struct perf_event *event, u64 __user *arg) + { + struct period_event pe = { .event = event, }; + struct perf_event_context *ctx = event->ctx; + struct task_struct *task; + u64 value; + + if (!is_sampling_event(event)) + return -EINVAL; + + if (copy_from_user(&value, arg, sizeof(value))) + return -EFAULT; + + if (!value) + return -EINVAL; + + if (event->attr.freq && value > sysctl_perf_event_sample_rate) + return -EINVAL; + + task = ctx->task; + pe.value = value; + + if (!task) { + cpu_function_call(event->cpu, __perf_event_period, &pe); + return 0; + } + + retry: + if (!task_function_call(task, __perf_event_period, &pe)) + return 0; + + raw_spin_lock_irq(&ctx->lock); + if (ctx->is_active) { + raw_spin_unlock_irq(&ctx->lock); + task = ctx->task; + goto retry; + } + + __perf_event_period(&pe); raw_spin_unlock_irq(&ctx->lock);
- return ret; + return 0; }
static const struct file_operations perf_fops; @@@ -4793,12 -4775,20 +4828,20 @@@ static const struct file_operations per * to user-space before waking everybody up. */
+ static inline struct fasync_struct **perf_event_fasync(struct perf_event *event) + { + /* only the parent has fasync state */ + if (event->parent) + event = event->parent; + return &event->fasync; + } + void perf_event_wakeup(struct perf_event *event) { ring_buffer_wakeup(event);
if (event->pending_kill) { - kill_fasync(&event->fasync, SIGIO, event->pending_kill); + kill_fasync(perf_event_fasync(event), SIGIO, event->pending_kill); event->pending_kill = 0; } } @@@ -6177,7 -6167,7 +6220,7 @@@ static int __perf_event_overflow(struc else perf_event_output(event, data, regs);
- if (event->fasync && event->pending_kill) { + if (*perf_event_fasync(event) && event->pending_kill) { event->pending_wakeup = 1; irq_work_queue(&event->pending); } @@@ -8627,31 -8617,6 +8670,31 @@@ void perf_event_delayed_put(struct task WARN_ON_ONCE(task->perf_event_ctxp[ctxn]); }
+struct perf_event *perf_event_get(unsigned int fd) +{ + int err; + struct fd f; + struct perf_event *event; + + err = perf_fget_light(fd, &f); + if (err) + return ERR_PTR(err); + + event = f.file->private_data; + atomic_long_inc(&event->refcount); + fdput(f); + + return event; +} + +const struct perf_event_attr *perf_event_attrs(struct perf_event *event) +{ + if (!event) + return ERR_PTR(-EINVAL); + + return &event->attr; +} + /* * inherit a event from parent task to child task: */ diff --combined net/batman-adv/translation-table.c index db06de2,5809b39..c1eb7b7 --- a/net/batman-adv/translation-table.c +++ b/net/batman-adv/translation-table.c @@@ -19,7 -19,6 +19,7 @@@ #include "main.h"
#include <linux/atomic.h> +#include <linux/bitops.h> #include <linux/bug.h> #include <linux/byteorder/generic.h> #include <linux/compiler.h> @@@ -596,8 -595,11 +596,11 @@@ bool batadv_tt_local_add(struct net_dev /* increase the refcounter of the related vlan */ vlan = batadv_softif_vlan_get(bat_priv, vid); if (WARN(!vlan, "adding TT local entry %pM to non-existent VLAN %d", - addr, BATADV_PRINT_VID(vid))) + addr, BATADV_PRINT_VID(vid))) { + kfree(tt_local); + tt_local = NULL; goto out; + }
batadv_dbg(BATADV_DBG_TT, bat_priv, "Creating new local tt entry: %pM (vid: %d, ttvn: %d)\n", @@@ -1880,7 -1882,7 +1883,7 @@@ void batadv_tt_global_del_orig(struct b } spin_unlock_bh(list_lock); } - orig_node->capa_initialized &= ~BATADV_ORIG_CAPA_HAS_TT; + clear_bit(BATADV_ORIG_CAPA_HAS_TT, &orig_node->capa_initialized); }
static bool batadv_tt_global_to_purge(struct batadv_tt_global_entry *tt_global, @@@ -2213,7 -2215,7 +2216,7 @@@ static void batadv_tt_req_list_free(str spin_lock_bh(&bat_priv->tt.req_list_lock);
list_for_each_entry_safe(node, safe, &bat_priv->tt.req_list, list) { - list_del(&node->list); + list_del_init(&node->list); kfree(node); }
@@@ -2249,7 -2251,7 +2252,7 @@@ static void batadv_tt_req_purge(struct list_for_each_entry_safe(node, safe, &bat_priv->tt.req_list, list) { if (batadv_has_timed_out(node->issued_at, BATADV_TT_REQUEST_TIMEOUT)) { - list_del(&node->list); + list_del_init(&node->list); kfree(node); } } @@@ -2531,8 -2533,7 +2534,8 @@@ out batadv_hardif_free_ref(primary_if); if (ret && tt_req_node) { spin_lock_bh(&bat_priv->tt.req_list_lock); - list_del(&tt_req_node->list); + /* list_del_init() verifies tt_req_node still is in the list */ + list_del_init(&tt_req_node->list); spin_unlock_bh(&bat_priv->tt.req_list_lock); kfree(tt_req_node); } @@@ -2840,7 -2841,7 +2843,7 @@@ static void _batadv_tt_update_changes(s return; } } - orig_node->capa_initialized |= BATADV_ORIG_CAPA_HAS_TT; + set_bit(BATADV_ORIG_CAPA_HAS_TT, &orig_node->capa_initialized); }
static void batadv_tt_fill_gtable(struct batadv_priv *bat_priv, @@@ -2969,7 -2970,7 +2972,7 @@@ static void batadv_handle_tt_response(s list_for_each_entry_safe(node, safe, &bat_priv->tt.req_list, list) { if (!batadv_compare_eth(node->addr, resp_src)) continue; - list_del(&node->list); + list_del_init(&node->list); kfree(node); }
@@@ -3342,8 -3343,7 +3345,8 @@@ static void batadv_tt_update_orig(struc bool has_tt_init;
tt_vlan = (struct batadv_tvlv_tt_vlan_data *)tt_buff; - has_tt_init = orig_node->capa_initialized & BATADV_ORIG_CAPA_HAS_TT; + has_tt_init = test_bit(BATADV_ORIG_CAPA_HAS_TT, + &orig_node->capa_initialized);
/* orig table not initialised AND first diff is in the OGM OR the ttvn * increased by one -> we can apply the attached changes diff --combined net/bridge/br_multicast.c index 0752796,1285eaf..66efdc2 --- a/net/bridge/br_multicast.c +++ b/net/bridge/br_multicast.c @@@ -283,8 -283,6 +283,8 @@@ static void br_multicast_del_pg(struct rcu_assign_pointer(*pp, p->next); hlist_del_init(&p->mglist); del_timer(&p->timer); + br_mdb_notify(br->dev, p->port, &pg->addr, RTM_DELMDB, + p->state); call_rcu_bh(&p->rcu, br_multicast_free_pg);
if (!mp->ports && !mp->mglist && @@@ -706,7 -704,7 +706,7 @@@ static int br_multicast_add_group(struc if (unlikely(!p)) goto err; rcu_assign_pointer(*pp, p); - br_mdb_notify(br->dev, port, group, RTM_NEWMDB); + br_mdb_notify(br->dev, port, group, RTM_NEWMDB, MDB_TEMPORARY);
found: mod_timer(&p->timer, now + br->multicast_membership_interval); @@@ -766,7 -764,6 +766,7 @@@ static void br_multicast_router_expired goto out;
hlist_del_init_rcu(&port->rlist); + br_rtr_notify(br->dev, port, RTM_DELMDB);
out: spin_unlock(&br->multicast_lock); @@@ -927,15 -924,6 +927,15 @@@ void br_multicast_add_port(struct net_b
void br_multicast_del_port(struct net_bridge_port *port) { + struct net_bridge *br = port->br; + struct net_bridge_port_group *pg; + struct hlist_node *n; + + /* Take care of the remaining groups, only perm ones should be left */ + spin_lock_bh(&br->multicast_lock); + hlist_for_each_entry_safe(pg, n, &port->mglist, mglist) + br_multicast_del_pg(br, pg); + spin_unlock_bh(&br->multicast_lock); del_timer_sync(&port->multicast_router_timer); }
@@@ -975,13 -963,10 +975,13 @@@ void br_multicast_disable_port(struct n
spin_lock(&br->multicast_lock); hlist_for_each_entry_safe(pg, n, &port->mglist, mglist) - br_multicast_del_pg(br, pg); + if (pg->state == MDB_TEMPORARY) + br_multicast_del_pg(br, pg);
- if (!hlist_unhashed(&port->rlist)) + if (!hlist_unhashed(&port->rlist)) { hlist_del_init_rcu(&port->rlist); + br_rtr_notify(br->dev, port, RTM_DELMDB); + } del_timer(&port->multicast_router_timer); del_timer(&port->ip4_own_query.timer); #if IS_ENABLED(CONFIG_IPV6) @@@ -1219,7 -1204,6 +1219,7 @@@ static void br_multicast_add_router(str hlist_add_behind_rcu(&port->rlist, slot); else hlist_add_head_rcu(&port->rlist, &br->router_list); + br_rtr_notify(br->dev, port, RTM_NEWMDB); }
static void br_multicast_mark_router(struct net_bridge *br, @@@ -1453,8 -1437,7 +1453,8 @@@ br_multicast_leave_group(struct net_bri hlist_del_init(&p->mglist); del_timer(&p->timer); call_rcu_bh(&p->rcu, br_multicast_free_pg); - br_mdb_notify(br->dev, port, group, RTM_DELMDB); + br_mdb_notify(br->dev, port, group, RTM_DELMDB, + p->state);
if (!mp->ports && !mp->mglist && netif_running(br->dev)) @@@ -1608,7 -1591,7 +1608,7 @@@ static int br_multicast_ipv4_rcv(struc break; }
- if (skb_trimmed) + if (skb_trimmed && skb_trimmed != skb) kfree_skb(skb_trimmed);
return err; @@@ -1653,7 -1636,7 +1653,7 @@@ static int br_multicast_ipv6_rcv(struc break; }
- if (skb_trimmed) + if (skb_trimmed && skb_trimmed != skb) kfree_skb(skb_trimmed);
return err; @@@ -1771,6 -1754,12 +1771,6 @@@ void br_multicast_open(struct net_bridg
void br_multicast_stop(struct net_bridge *br) { - struct net_bridge_mdb_htable *mdb; - struct net_bridge_mdb_entry *mp; - struct hlist_node *n; - u32 ver; - int i; - del_timer_sync(&br->multicast_router_timer); del_timer_sync(&br->ip4_other_query.timer); del_timer_sync(&br->ip4_own_query.timer); @@@ -1778,15 -1767,6 +1778,15 @@@ del_timer_sync(&br->ip6_other_query.timer); del_timer_sync(&br->ip6_own_query.timer); #endif +} + +void br_multicast_dev_del(struct net_bridge *br) +{ + struct net_bridge_mdb_htable *mdb; + struct net_bridge_mdb_entry *mp; + struct hlist_node *n; + u32 ver; + int i;
spin_lock_bh(&br->multicast_lock); mdb = mlock_dereference(br->mdb, br); @@@ -1854,10 -1834,8 +1854,10 @@@ int br_multicast_set_port_router(struc p->multicast_router = val; err = 0;
- if (val < 2 && !hlist_unhashed(&p->rlist)) + if (val < 2 && !hlist_unhashed(&p->rlist)) { hlist_del_init_rcu(&p->rlist); + br_rtr_notify(br->dev, p, RTM_DELMDB); + }
if (val == 1) break; diff --combined net/ipv4/fib_trie.c index 1243c79,b0c6258..5154f81 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@@ -1423,11 -1423,8 +1423,11 @@@ found nh->nh_flags & RTNH_F_LINKDOWN && !(fib_flags & FIB_LOOKUP_IGNORE_LINKSTATE)) continue; - if (flp->flowi4_oif && flp->flowi4_oif != nh->nh_oif) - continue; + if (!(flp->flowi4_flags & FLOWI_FLAG_VRFSRC)) { + if (flp->flowi4_oif && + flp->flowi4_oif != nh->nh_oif) + continue; + }
if (!(fib_flags & FIB_LOOKUP_NOREF)) atomic_inc(&fi->fib_clntref); @@@ -2468,7 -2465,7 +2468,7 @@@ static struct key_vector *fib_route_get key = l->key + 1; iter->pos++;
- if (pos-- <= 0) + if (--pos <= 0) break;
l = NULL; diff --combined net/ipv6/ip6_fib.c index 865e777,548c623..418d982 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@@ -32,7 -32,6 +32,7 @@@ #include <net/ipv6.h> #include <net/ndisc.h> #include <net/addrconf.h> +#include <net/lwtunnel.h>
#include <net/ip6_fib.h> #include <net/ip6_route.h> @@@ -173,6 -172,8 +173,8 @@@ static void rt6_free_pcpu(struct rt6_in *ppcpu_rt = NULL; } } + + non_pcpu_rt->rt6i_pcpu = NULL; }
static void rt6_release(struct rt6_info *rt) diff --combined net/ipv6/route.c index 6c0fe4c,d155864..e476f01 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@@ -54,13 -54,10 +54,13 @@@ #include <net/tcp.h> #include <linux/rtnetlink.h> #include <net/dst.h> +#include <net/dst_metadata.h> #include <net/xfrm.h> #include <net/netevent.h> #include <net/netlink.h> #include <net/nexthop.h> +#include <net/lwtunnel.h> +#include <net/ip_tunnels.h>
#include <asm/uaccess.h>
@@@ -321,8 -318,7 +321,7 @@@ static const struct rt6_info ip6_blk_ho /* allocate dst with ip6_dst_ops */ static struct rt6_info *__ip6_dst_alloc(struct net *net, struct net_device *dev, - int flags, - struct fib6_table *table) + int flags) { struct rt6_info *rt = dst_alloc(&net->ipv6.ip6_dst_ops, dev, 0, DST_OBSOLETE_FORCE_CHK, flags); @@@ -339,10 -335,9 +338,9 @@@
static struct rt6_info *ip6_dst_alloc(struct net *net, struct net_device *dev, - int flags, - struct fib6_table *table) + int flags) { - struct rt6_info *rt = __ip6_dst_alloc(net, dev, flags, table); + struct rt6_info *rt = __ip6_dst_alloc(net, dev, flags);
if (rt) { rt->rt6i_pcpu = alloc_percpu_gfp(struct rt6_info *, GFP_ATOMIC); @@@ -540,14 -535,13 +538,14 @@@ static void rt6_probe_deferred(struct w container_of(w, struct __rt6_probe_work, work);
addrconf_addr_solict_mult(&work->target, &mcaddr); - ndisc_send_ns(work->dev, NULL, &work->target, &mcaddr, NULL); + ndisc_send_ns(work->dev, NULL, &work->target, &mcaddr, NULL, NULL); dev_put(work->dev); kfree(work); }
static void rt6_probe(struct rt6_info *rt) { + struct __rt6_probe_work *work; struct neighbour *neigh; /* * Okay, this does not seem to be appropriate @@@ -562,33 -556,34 +560,33 @@@ rcu_read_lock_bh(); neigh = __ipv6_neigh_lookup_noref(rt->dst.dev, &rt->rt6i_gateway); if (neigh) { - write_lock(&neigh->lock); if (neigh->nud_state & NUD_VALID) goto out; - } - - if (!neigh || - time_after(jiffies, neigh->updated + rt->rt6i_idev->cnf.rtr_probe_interval)) { - struct __rt6_probe_work *work;
+ work = NULL; + write_lock(&neigh->lock); + if (!(neigh->nud_state & NUD_VALID) && + time_after(jiffies, + neigh->updated + + rt->rt6i_idev->cnf.rtr_probe_interval)) { + work = kmalloc(sizeof(*work), GFP_ATOMIC); + if (work) + __neigh_set_probe_once(neigh); + } + write_unlock(&neigh->lock); + } else { work = kmalloc(sizeof(*work), GFP_ATOMIC); + }
- if (neigh && work) - __neigh_set_probe_once(neigh); - - if (neigh) - write_unlock(&neigh->lock); + if (work) { + INIT_WORK(&work->work, rt6_probe_deferred); + work->target = rt->rt6i_gateway; + dev_hold(rt->dst.dev); + work->dev = rt->dst.dev; + schedule_work(&work->work); + }
- if (work) { - INIT_WORK(&work->work, rt6_probe_deferred); - work->target = rt->rt6i_gateway; - dev_hold(rt->dst.dev); - work->dev = rt->dst.dev; - schedule_work(&work->work); - } - } else { out: - write_unlock(&neigh->lock); - } rcu_read_unlock_bh(); } #else @@@ -667,12 -662,6 +665,12 @@@ static struct rt6_info *find_match(stru { int m; bool match_do_rr = false; + struct inet6_dev *idev = rt->rt6i_idev; + struct net_device *dev = rt->dst.dev; + + if (dev && !netif_carrier_ok(dev) && + idev->cnf.ignore_routes_with_linkdown) + goto out;
if (rt6_check_expired(rt)) goto out; @@@ -959,8 -948,7 +957,7 @@@ static struct rt6_info *ip6_rt_cache_al if (ort->rt6i_flags & (RTF_CACHE | RTF_PCPU)) ort = (struct rt6_info *)ort->dst.from;
- rt = __ip6_dst_alloc(dev_net(ort->dst.dev), ort->dst.dev, - 0, ort->rt6i_table); + rt = __ip6_dst_alloc(dev_net(ort->dst.dev), ort->dst.dev, 0);
if (!rt) return NULL; @@@ -992,8 -980,7 +989,7 @@@ static struct rt6_info *ip6_rt_pcpu_all struct rt6_info *pcpu_rt;
pcpu_rt = __ip6_dst_alloc(dev_net(rt->dst.dev), - rt->dst.dev, rt->dst.flags, - rt->rt6i_table); + rt->dst.dev, rt->dst.flags);
if (!pcpu_rt) return NULL; @@@ -1006,32 -993,53 +1002,53 @@@ /* It should be called with read_lock_bh(&tb6_lock) acquired */ static struct rt6_info *rt6_get_pcpu_route(struct rt6_info *rt) { - struct rt6_info *pcpu_rt, *prev, **p; + struct rt6_info *pcpu_rt, **p;
p = this_cpu_ptr(rt->rt6i_pcpu); pcpu_rt = *p;
- if (pcpu_rt) - goto done; + if (pcpu_rt) { + dst_hold(&pcpu_rt->dst); + rt6_dst_from_metrics_check(pcpu_rt); + } + return pcpu_rt; + } + + static struct rt6_info *rt6_make_pcpu_route(struct rt6_info *rt) + { + struct fib6_table *table = rt->rt6i_table; + struct rt6_info *pcpu_rt, *prev, **p;
pcpu_rt = ip6_rt_pcpu_alloc(rt); if (!pcpu_rt) { struct net *net = dev_net(rt->dst.dev);
- pcpu_rt = net->ipv6.ip6_null_entry; - goto done; + dst_hold(&net->ipv6.ip6_null_entry->dst); + return net->ipv6.ip6_null_entry; }
- prev = cmpxchg(p, NULL, pcpu_rt); - if (prev) { - /* If someone did it before us, return prev instead */ + read_lock_bh(&table->tb6_lock); + if (rt->rt6i_pcpu) { + p = this_cpu_ptr(rt->rt6i_pcpu); + prev = cmpxchg(p, NULL, pcpu_rt); + if (prev) { + /* If someone did it before us, return prev instead */ + dst_destroy(&pcpu_rt->dst); + pcpu_rt = prev; + } + } else { + /* rt has been removed from the fib6 tree + * before we have a chance to acquire the read_lock. + * In this case, don't brother to create a pcpu rt + * since rt is going away anyway. The next + * dst_check() will trigger a re-lookup. + */ dst_destroy(&pcpu_rt->dst); - pcpu_rt = prev; + pcpu_rt = rt; } - - done: dst_hold(&pcpu_rt->dst); rt6_dst_from_metrics_check(pcpu_rt); + read_unlock_bh(&table->tb6_lock); return pcpu_rt; }
@@@ -1106,9 -1114,22 +1123,22 @@@ redo_rt6_select rt->dst.lastuse = jiffies; rt->dst.__use++; pcpu_rt = rt6_get_pcpu_route(rt); - read_unlock_bh(&table->tb6_lock); + + if (pcpu_rt) { + read_unlock_bh(&table->tb6_lock); + } else { + /* We have to do the read_unlock first + * because rt6_make_pcpu_route() may trigger + * ip6_dst_gc() which will take the write_lock. + */ + dst_hold(&rt->dst); + read_unlock_bh(&table->tb6_lock); + pcpu_rt = rt6_make_pcpu_route(rt); + dst_release(&rt->dst); + }
return pcpu_rt; + } }
@@@ -1133,7 -1154,6 +1163,7 @@@ void ip6_route_input(struct sk_buff *sk const struct ipv6hdr *iph = ipv6_hdr(skb); struct net *net = dev_net(skb->dev); int flags = RT6_LOOKUP_F_HAS_SADDR; + struct ip_tunnel_info *tun_info; struct flowi6 fl6 = { .flowi6_iif = skb->dev->ifindex, .daddr = iph->daddr, @@@ -1143,10 -1163,6 +1173,10 @@@ .flowi6_proto = iph->nexthdr, };
+ tun_info = skb_tunnel_info(skb); + if (tun_info && tun_info->mode == IP_TUNNEL_INFO_RX) + fl6.flowi6_tun_key.tun_id = tun_info->key.tun_id; + skb_dst_drop(skb); skb_dst_set(skb, ip6_route_input_lookup(net, skb->dev, &fl6, flags)); }
@@@ -1569,7 -1585,7 +1599,7 @@@ struct dst_entry *icmp6_dst_alloc(struc if (unlikely(!idev)) return ERR_PTR(-ENODEV);
- rt = ip6_dst_alloc(net, dev, 0, NULL); + rt = ip6_dst_alloc(net, dev, 0); if (unlikely(!rt)) { in6_dev_put(idev); dst = ERR_PTR(-ENOMEM); @@@ -1756,7 -1772,8 +1786,8 @@@ int ip6_route_add(struct fib6_config *c if (!table) goto out;
- rt = ip6_dst_alloc(net, NULL, (cfg->fc_flags & RTF_ADDRCONF) ? 0 : DST_NOCOUNT, table); + rt = ip6_dst_alloc(net, NULL, + (cfg->fc_flags & RTF_ADDRCONF) ? 0 : DST_NOCOUNT);
if (!rt) { err = -ENOMEM; @@@ -1784,24 -1801,6 +1815,24 @@@
rt->dst.output = ip6_output;
+ if (cfg->fc_encap) { + struct lwtunnel_state *lwtstate; + + err = lwtunnel_build_state(dev, cfg->fc_encap_type, + cfg->fc_encap, &lwtstate); + if (err) + goto out; + rt->dst.lwtstate = lwtstate_get(lwtstate); + if (lwtunnel_output_redirect(rt->dst.lwtstate)) { + rt->dst.lwtstate->orig_output = rt->dst.output; + rt->dst.output = lwtunnel_output; + } + if (lwtunnel_input_redirect(rt->dst.lwtstate)) { + rt->dst.lwtstate->orig_input = rt->dst.input; + rt->dst.input = lwtunnel_input; + } + } + 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) @@@ -2181,7 -2180,6 +2212,7 @@@ static void ip6_rt_copy_init(struct rt6 #endif rt->rt6i_prefsrc = ort->rt6i_prefsrc; rt->rt6i_table = ort->rt6i_table; + rt->dst.lwtstate = lwtstate_get(ort->dst.lwtstate); }
#ifdef CONFIG_IPV6_ROUTE_INFO @@@ -2432,7 -2430,7 +2463,7 @@@ struct rt6_info *addrconf_dst_alloc(str { struct net *net = dev_net(idev->dev); struct rt6_info *rt = ip6_dst_alloc(net, net->loopback_dev, - DST_NOCOUNT, NULL); + DST_NOCOUNT); if (!rt) return ERR_PTR(-ENOMEM);
@@@ -2630,8 -2628,6 +2661,8 @@@ static const struct nla_policy rtm_ipv6 [RTA_METRICS] = { .type = NLA_NESTED }, [RTA_MULTIPATH] = { .len = sizeof(struct rtnexthop) }, [RTA_PREF] = { .type = NLA_U8 }, + [RTA_ENCAP_TYPE] = { .type = NLA_U16 }, + [RTA_ENCAP] = { .type = NLA_NESTED }, };
static int rtm_to_fib6_config(struct sk_buff *skb, struct nlmsghdr *nlh, @@@ -2726,12 -2722,6 +2757,12 @@@ cfg->fc_flags |= RTF_PREF(pref); }
+ if (tb[RTA_ENCAP]) + cfg->fc_encap = tb[RTA_ENCAP]; + + if (tb[RTA_ENCAP_TYPE]) + cfg->fc_encap_type = nla_get_u16(tb[RTA_ENCAP_TYPE]); + err = 0; errout: return err; @@@ -2764,10 -2754,6 +2795,10 @@@ beginning r_cfg.fc_gateway = nla_get_in6_addr(nla); r_cfg.fc_flags |= RTF_GATEWAY; } + r_cfg.fc_encap = nla_find(attrs, attrlen, RTA_ENCAP); + nla = nla_find(attrs, attrlen, RTA_ENCAP_TYPE); + if (nla) + r_cfg.fc_encap_type = nla_get_u16(nla); } err = add ? ip6_route_add(&r_cfg) : ip6_route_del(&r_cfg); if (err) { @@@ -2830,7 -2816,7 +2861,7 @@@ static int inet6_rtm_newroute(struct sk return ip6_route_add(&cfg); }
-static inline size_t rt6_nlmsg_size(void) +static inline size_t rt6_nlmsg_size(struct rt6_info *rt) { return NLMSG_ALIGN(sizeof(struct rtmsg)) + nla_total_size(16) /* RTA_SRC */ @@@ -2844,8 -2830,7 +2875,8 @@@ + RTAX_MAX * nla_total_size(4) /* RTA_METRICS */ + nla_total_size(sizeof(struct rta_cacheinfo)) + nla_total_size(TCP_CA_NAME_MAX) /* RTAX_CC_ALGO */ - + nla_total_size(1); /* RTA_PREF */ + + nla_total_size(1) /* RTA_PREF */ + + lwtunnel_get_encap_size(rt->dst.lwtstate); }
static int rt6_fill_node(struct net *net, @@@ -2906,11 -2891,6 +2937,11 @@@ else rtm->rtm_type = RTN_UNICAST; rtm->rtm_flags = 0; + if (!netif_carrier_ok(rt->dst.dev)) { + rtm->rtm_flags |= RTNH_F_LINKDOWN; + if (rt->rt6i_idev->cnf.ignore_routes_with_linkdown) + rtm->rtm_flags |= RTNH_F_DEAD; + } rtm->rtm_scope = RT_SCOPE_UNIVERSE; rtm->rtm_protocol = rt->rt6i_protocol; if (rt->rt6i_flags & RTF_DYNAMIC) @@@ -2998,8 -2978,6 +3029,8 @@@ if (nla_put_u8(skb, RTA_PREF, IPV6_EXTRACT_PREF(rt->rt6i_flags))) goto nla_put_failure;
+ lwtunnel_fill_encap(skb, rt->dst.lwtstate); + nlmsg_end(skb, nlh); return 0;
@@@ -3126,7 -3104,7 +3157,7 @@@ void inet6_rt_notify(int event, struct err = -ENOBUFS; seq = info->nlh ? info->nlh->nlmsg_seq : 0;
- skb = nlmsg_new(rt6_nlmsg_size(), gfp_any()); + skb = nlmsg_new(rt6_nlmsg_size(rt), gfp_any()); if (!skb) goto errout;
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