December 2017 - Linux-stable-mirror

[Linux-stable-mirror] Patch "ipvlan: fix ipv6 outbound device" has been added to the 4.9-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled ipvlan: fix ipv6 outbound device to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: ipvlan-fix-ipv6-outbound-device.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From foo@baz Tue Dec 12 13:26:17 CET 2017 From: Keefe Liu <liuqifa(a)huawei.com> Date: Thu, 9 Nov 2017 20:09:31 +0800 Subject: ipvlan: fix ipv6 outbound device From: Keefe Liu <liuqifa(a)huawei.com> [ Upstream commit ca29fd7cce5a6444d57fb86517589a1a31c759e1 ] When process the outbound packet of ipv6, we should assign the master device to output device other than input device. Signed-off-by: Keefe Liu <liuqifa(a)huawei.com> Acked-by: Mahesh Bandewar <maheshb(a)google.com> Signed-off-by: David S. Miller <davem(a)davemloft.net> Signed-off-by: Sasha Levin <alexander.levin(a)verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/net/ipvlan/ipvlan_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/net/ipvlan/ipvlan_core.c +++ b/drivers/net/ipvlan/ipvlan_core.c @@ -404,7 +404,7 @@ static int ipvlan_process_v6_outbound(st struct dst_entry *dst; int err, ret = NET_XMIT_DROP; struct flowi6 fl6 = { - .flowi6_iif = dev->ifindex, + .flowi6_oif = dev->ifindex, .daddr = ip6h->daddr, .saddr = ip6h->saddr, .flowi6_flags = FLOWI_FLAG_ANYSRC, Patches currently in stable-queue which might be from liuqifa(a)huawei.com are queue-4.9/ipvlan-fix-ipv6-outbound-device.patch

7 years, 1 month

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[Linux-stable-mirror] Patch "ipv6: reorder icmpv6_init() and ip6_mr_init()" has been added to the 4.9-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled ipv6: reorder icmpv6_init() and ip6_mr_init() to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: ipv6-reorder-icmpv6_init-and-ip6_mr_init.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From foo@baz Tue Dec 12 13:26:17 CET 2017 From: WANG Cong <xiyou.wangcong(a)gmail.com> Date: Sun, 5 Mar 2017 12:34:53 -0800 Subject: ipv6: reorder icmpv6_init() and ip6_mr_init() From: WANG Cong <xiyou.wangcong(a)gmail.com> [ Upstream commit 15e668070a64bb97f102ad9cf3bccbca0545cda8 ] Andrey reported the following kernel crash: kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] SMP KASAN Dumping ftrace buffer: (ftrace buffer empty) Modules linked in: CPU: 0 PID: 14446 Comm: syz-executor6 Not tainted 4.10.0+ #82 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 task: ffff88001f311700 task.stack: ffff88001f6e8000 RIP: 0010:ip6mr_sk_done+0x15a/0x3d0 net/ipv6/ip6mr.c:1618 RSP: 0018:ffff88001f6ef418 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 1ffff10003edde8c RCX: ffffc900043ee000 RDX: 0000000000000004 RSI: ffffffff83e3b3f8 RDI: 0000000000000020 RBP: ffff88001f6ef508 R08: fffffbfff0dcc5d8 R09: 0000000000000000 R10: ffffffff86e62ec0 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: ffff88001f6ef4e0 R15: ffff8800380a0040 FS: 00007f7a52cec700(0000) GS:ffff88003ec00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000061c500 CR3: 000000001f1ae000 CR4: 00000000000006f0 DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: rawv6_close+0x4c/0x80 net/ipv6/raw.c:1217 inet_release+0xed/0x1c0 net/ipv4/af_inet.c:425 inet6_release+0x50/0x70 net/ipv6/af_inet6.c:432 sock_release+0x8d/0x1e0 net/socket.c:597 __sock_create+0x39d/0x880 net/socket.c:1226 sock_create_kern+0x3f/0x50 net/socket.c:1243 inet_ctl_sock_create+0xbb/0x280 net/ipv4/af_inet.c:1526 icmpv6_sk_init+0x163/0x500 net/ipv6/icmp.c:954 ops_init+0x10a/0x550 net/core/net_namespace.c:115 setup_net+0x261/0x660 net/core/net_namespace.c:291 copy_net_ns+0x27e/0x540 net/core/net_namespace.c:396 9pnet_virtio: no channels available for device ./file1 create_new_namespaces+0x437/0x9b0 kernel/nsproxy.c:106 unshare_nsproxy_namespaces+0xae/0x1e0 kernel/nsproxy.c:205 SYSC_unshare kernel/fork.c:2281 [inline] SyS_unshare+0x64e/0x1000 kernel/fork.c:2231 entry_SYSCALL_64_fastpath+0x1f/0xc2 This is because net->ipv6.mr6_tables is not initialized at that point, ip6mr_rules_init() is not called yet, therefore on the error path when we iterator the list, we trigger this oops. Fix this by reordering ip6mr_rules_init() before icmpv6_sk_init(). Reported-by: Andrey Konovalov <andreyknvl(a)google.com> Signed-off-by: Cong Wang <xiyou.wangcong(a)gmail.com> Signed-off-by: David S. Miller <davem(a)davemloft.net> Signed-off-by: Sasha Levin <alexander.levin(a)verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- net/ipv6/af_inet6.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) --- a/net/ipv6/af_inet6.c +++ b/net/ipv6/af_inet6.c @@ -909,12 +909,12 @@ static int __init inet6_init(void) err = register_pernet_subsys(&inet6_net_ops); if (err) goto register_pernet_fail; - err = icmpv6_init(); - if (err) - goto icmp_fail; err = ip6_mr_init(); if (err) goto ipmr_fail; + err = icmpv6_init(); + if (err) + goto icmp_fail; err = ndisc_init(); if (err) goto ndisc_fail; @@ -1044,10 +1044,10 @@ igmp_fail: ndisc_cleanup(); ndisc_fail: ip6_mr_cleanup(); -ipmr_fail: - icmpv6_cleanup(); icmp_fail: unregister_pernet_subsys(&inet6_net_ops); +ipmr_fail: + icmpv6_cleanup(); register_pernet_fail: sock_unregister(PF_INET6); rtnl_unregister_all(PF_INET6); Patches currently in stable-queue which might be from xiyou.wangcong(a)gmail.com are queue-4.9/ipv6-reorder-icmpv6_init-and-ip6_mr_init.patch

7 years, 1 month

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[Linux-stable-mirror] Patch "ibmvnic: Fix overflowing firmware/hardware TX queue" has been added to the 4.9-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled ibmvnic: Fix overflowing firmware/hardware TX queue to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: ibmvnic-fix-overflowing-firmware-hardware-tx-queue.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From foo@baz Tue Dec 12 13:26:17 CET 2017 From: Thomas Falcon <tlfalcon(a)linux.vnet.ibm.com> Date: Sun, 5 Mar 2017 12:18:41 -0600 Subject: ibmvnic: Fix overflowing firmware/hardware TX queue From: Thomas Falcon <tlfalcon(a)linux.vnet.ibm.com> [ Upstream commit 142c0ac445792c492579cb01f1cfd4e32e6dfcce ] Use a counter to track the number of outstanding transmissions sent that have not received completions. If the counter reaches the maximum number of queue entries, stop transmissions on that queue. As we receive more completions from firmware, wake the queue once the counter reaches an acceptable level. This patch prevents hardware/firmware TX queue from filling up and and generating errors. Since incorporating this fix, internal testing has reported that these firmware errors have stopped. Signed-off-by: Thomas Falcon <tlfalcon(a)linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem(a)davemloft.net> Signed-off-by: Sasha Levin <alexander.levin(a)verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/net/ethernet/ibm/ibmvnic.c | 27 ++++++++++++++++++++++++++- drivers/net/ethernet/ibm/ibmvnic.h | 1 + 2 files changed, 27 insertions(+), 1 deletion(-) --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -705,6 +705,7 @@ static int ibmvnic_xmit(struct sk_buff * u8 *hdrs = (u8 *)&adapter->tx_rx_desc_req; struct device *dev = &adapter->vdev->dev; struct ibmvnic_tx_buff *tx_buff = NULL; + struct ibmvnic_sub_crq_queue *tx_scrq; struct ibmvnic_tx_pool *tx_pool; unsigned int tx_send_failed = 0; unsigned int tx_map_failed = 0; @@ -724,6 +725,7 @@ static int ibmvnic_xmit(struct sk_buff * int ret = 0; tx_pool = &adapter->tx_pool[queue_num]; + tx_scrq = adapter->tx_scrq[queue_num]; txq = netdev_get_tx_queue(netdev, skb_get_queue_mapping(skb)); handle_array = (u64 *)((u8 *)(adapter->login_rsp_buf) + be32_to_cpu(adapter->login_rsp_buf-> @@ -826,6 +828,14 @@ static int ibmvnic_xmit(struct sk_buff * ret = NETDEV_TX_BUSY; goto out; } + + atomic_inc(&tx_scrq->used); + + if (atomic_read(&tx_scrq->used) >= adapter->req_tx_entries_per_subcrq) { + netdev_info(netdev, "Stopping queue %d\n", queue_num); + netif_stop_subqueue(netdev, queue_num); + } + tx_packets++; tx_bytes += skb->len; txq->trans_start = jiffies; @@ -1220,6 +1230,7 @@ static struct ibmvnic_sub_crq_queue *ini scrq->adapter = adapter; scrq->size = 4 * PAGE_SIZE / sizeof(*scrq->msgs); scrq->cur = 0; + atomic_set(&scrq->used, 0); scrq->rx_skb_top = NULL; spin_lock_init(&scrq->lock); @@ -1368,8 +1379,22 @@ restart_loop: DMA_TO_DEVICE); } - if (txbuff->last_frag) + if (txbuff->last_frag) { + atomic_dec(&scrq->used); + + if (atomic_read(&scrq->used) <= + (adapter->req_tx_entries_per_subcrq / 2) && + netif_subqueue_stopped(adapter->netdev, + txbuff->skb)) { + netif_wake_subqueue(adapter->netdev, + scrq->pool_index); + netdev_dbg(adapter->netdev, + "Started queue %d\n", + scrq->pool_index); + } + dev_kfree_skb_any(txbuff->skb); + } adapter->tx_pool[pool].free_map[adapter->tx_pool[pool]. producer_index] = index; --- a/drivers/net/ethernet/ibm/ibmvnic.h +++ b/drivers/net/ethernet/ibm/ibmvnic.h @@ -863,6 +863,7 @@ struct ibmvnic_sub_crq_queue { spinlock_t lock; struct sk_buff *rx_skb_top; struct ibmvnic_adapter *adapter; + atomic_t used; }; struct ibmvnic_long_term_buff { Patches currently in stable-queue which might be from tlfalcon(a)linux.vnet.ibm.com are queue-4.9/ibmvnic-allocate-number-of-rx-tx-buffers-agreed-on-by-firmware.patch queue-4.9/ibmvnic-fix-overflowing-firmware-hardware-tx-queue.patch

7 years, 1 month

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[Linux-stable-mirror] Patch "IB/mlx5: Assign send CQ and recv CQ of UMR QP" has been added to the 4.9-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled IB/mlx5: Assign send CQ and recv CQ of UMR QP to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: ib-mlx5-assign-send-cq-and-recv-cq-of-umr-qp.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From foo@baz Tue Dec 12 13:26:17 CET 2017 From: Majd Dibbiny <majd(a)mellanox.com> Date: Mon, 30 Oct 2017 14:23:13 +0200 Subject: IB/mlx5: Assign send CQ and recv CQ of UMR QP From: Majd Dibbiny <majd(a)mellanox.com> [ Upstream commit 31fde034a8bd964a5c7c1a5663fc87a913158db2 ] The UMR's QP is created by calling mlx5_ib_create_qp directly, and therefore the send CQ and the recv CQ on the ibqp weren't assigned. Assign them right after calling the mlx5_ib_create_qp to assure that any access to those pointers will work as expected and won't crash the system as might happen as part of reset flow. Fixes: e126ba97dba9 ("mlx5: Add driver for Mellanox Connect-IB adapters") Signed-off-by: Majd Dibbiny <majd(a)mellanox.com> Reviewed-by: Yishai Hadas <yishaih(a)mellanox.com> Signed-off-by: Leon Romanovsky <leon(a)kernel.org> Signed-off-by: Doug Ledford <dledford(a)redhat.com> Signed-off-by: Sasha Levin <alexander.levin(a)verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/infiniband/hw/mlx5/main.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -2514,6 +2514,8 @@ static int create_umr_res(struct mlx5_ib qp->real_qp = qp; qp->uobject = NULL; qp->qp_type = MLX5_IB_QPT_REG_UMR; + qp->send_cq = init_attr->send_cq; + qp->recv_cq = init_attr->recv_cq; attr->qp_state = IB_QPS_INIT; attr->port_num = 1; Patches currently in stable-queue which might be from majd(a)mellanox.com are queue-4.9/ib-mlx5-assign-send-cq-and-recv-cq-of-umr-qp.patch queue-4.9/ib-mlx4-increase-maximal-message-size-under-ud-qp.patch

7 years, 1 month

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[Linux-stable-mirror] Patch "ibmvnic: Allocate number of rx/tx buffers agreed on by firmware" has been added to the 4.9-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled ibmvnic: Allocate number of rx/tx buffers agreed on by firmware to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: ibmvnic-allocate-number-of-rx-tx-buffers-agreed-on-by-firmware.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From foo@baz Tue Dec 12 13:26:17 CET 2017 From: Thomas Falcon <tlfalcon(a)linux.vnet.ibm.com> Date: Sun, 5 Mar 2017 12:18:42 -0600 Subject: ibmvnic: Allocate number of rx/tx buffers agreed on by firmware From: Thomas Falcon <tlfalcon(a)linux.vnet.ibm.com> [ Upstream commit 068d9f90a6978c3e3a662d9e85204a7d6be240d2 ] The amount of TX/RX buffers that the vNIC driver currently allocates is different from the amount agreed upon in negotiation with firmware. Correct that by allocating the requested number of buffers confirmed by firmware. Signed-off-by: Thomas Falcon <tlfalcon(a)linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem(a)davemloft.net> Signed-off-by: Sasha Levin <alexander.levin(a)verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/net/ethernet/ibm/ibmvnic.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -404,7 +404,7 @@ static int ibmvnic_open(struct net_devic send_map_query(adapter); for (i = 0; i < rxadd_subcrqs; i++) { init_rx_pool(adapter, &adapter->rx_pool[i], - IBMVNIC_BUFFS_PER_POOL, i, + adapter->req_rx_add_entries_per_subcrq, i, be64_to_cpu(size_array[i]), 1); if (alloc_rx_pool(adapter, &adapter->rx_pool[i])) { dev_err(dev, "Couldn't alloc rx pool\n"); @@ -419,23 +419,23 @@ static int ibmvnic_open(struct net_devic for (i = 0; i < tx_subcrqs; i++) { tx_pool = &adapter->tx_pool[i]; tx_pool->tx_buff = - kcalloc(adapter->max_tx_entries_per_subcrq, + kcalloc(adapter->req_tx_entries_per_subcrq, sizeof(struct ibmvnic_tx_buff), GFP_KERNEL); if (!tx_pool->tx_buff) goto tx_pool_alloc_failed; if (alloc_long_term_buff(adapter, &tx_pool->long_term_buff, - adapter->max_tx_entries_per_subcrq * + adapter->req_tx_entries_per_subcrq * adapter->req_mtu)) goto tx_ltb_alloc_failed; tx_pool->free_map = - kcalloc(adapter->max_tx_entries_per_subcrq, + kcalloc(adapter->req_tx_entries_per_subcrq, sizeof(int), GFP_KERNEL); if (!tx_pool->free_map) goto tx_fm_alloc_failed; - for (j = 0; j < adapter->max_tx_entries_per_subcrq; j++) + for (j = 0; j < adapter->req_tx_entries_per_subcrq; j++) tx_pool->free_map[j] = j; tx_pool->consumer_index = 0; @@ -746,7 +746,7 @@ static int ibmvnic_xmit(struct sk_buff * tx_pool->consumer_index = (tx_pool->consumer_index + 1) % - adapter->max_tx_entries_per_subcrq; + adapter->req_tx_entries_per_subcrq; tx_buff = &tx_pool->tx_buff[index]; tx_buff->skb = skb; @@ -819,7 +819,7 @@ static int ibmvnic_xmit(struct sk_buff * if (tx_pool->consumer_index == 0) tx_pool->consumer_index = - adapter->max_tx_entries_per_subcrq - 1; + adapter->req_tx_entries_per_subcrq - 1; else tx_pool->consumer_index--; @@ -1400,7 +1400,7 @@ restart_loop: producer_index] = index; adapter->tx_pool[pool].producer_index = (adapter->tx_pool[pool].producer_index + 1) % - adapter->max_tx_entries_per_subcrq; + adapter->req_tx_entries_per_subcrq; } /* remove tx_comp scrq*/ next->tx_comp.first = 0; Patches currently in stable-queue which might be from tlfalcon(a)linux.vnet.ibm.com are queue-4.9/ibmvnic-allocate-number-of-rx-tx-buffers-agreed-on-by-firmware.patch queue-4.9/ibmvnic-fix-overflowing-firmware-hardware-tx-queue.patch

7 years, 1 month

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[Linux-stable-mirror] Patch "i2c: riic: fix restart condition" has been added to the 4.9-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled i2c: riic: fix restart condition to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: i2c-riic-fix-restart-condition.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From foo@baz Tue Dec 12 13:26:17 CET 2017 From: Chris Brandt <chris.brandt(a)renesas.com> Date: Mon, 6 Mar 2017 15:20:51 -0500 Subject: i2c: riic: fix restart condition From: Chris Brandt <chris.brandt(a)renesas.com> [ Upstream commit 2501c1bb054290679baad0ff7f4f07c714251f4c ] While modifying the driver to use the STOP interrupt, the completion of the intermediate transfers need to wake the driver back up in order to initiate the next transfer (restart condition). Otherwise you get never ending interrupts and only the first transfer sent. Fixes: 71ccea095ea1 ("i2c: riic: correctly finish transfers") Reported-by: Simon Horman <horms(a)verge.net.au> Signed-off-by: Chris Brandt <chris.brandt(a)renesas.com> Tested-by: Simon Horman <horms+renesas(a)verge.net.au> Signed-off-by: Wolfram Sang <wsa(a)the-dreams.de> Signed-off-by: Sasha Levin <alexander.levin(a)verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/i2c/busses/i2c-riic.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) --- a/drivers/i2c/busses/i2c-riic.c +++ b/drivers/i2c/busses/i2c-riic.c @@ -218,8 +218,12 @@ static irqreturn_t riic_tend_isr(int irq } if (riic->is_last || riic->err) { - riic_clear_set_bit(riic, 0, ICIER_SPIE, RIIC_ICIER); + riic_clear_set_bit(riic, ICIER_TEIE, ICIER_SPIE, RIIC_ICIER); writeb(ICCR2_SP, riic->base + RIIC_ICCR2); + } else { + /* Transfer is complete, but do not send STOP */ + riic_clear_set_bit(riic, ICIER_TEIE, 0, RIIC_ICIER); + complete(&riic->msg_done); } return IRQ_HANDLED; Patches currently in stable-queue which might be from chris.brandt(a)renesas.com are queue-4.9/i2c-riic-fix-restart-condition.patch

7 years, 1 month

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[Linux-stable-mirror] Patch "IB/mlx4: Increase maximal message size under UD QP" has been added to the 4.9-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled IB/mlx4: Increase maximal message size under UD QP to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: ib-mlx4-increase-maximal-message-size-under-ud-qp.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From foo@baz Tue Dec 12 13:26:17 CET 2017 From: Mark Bloch <markb(a)mellanox.com> Date: Thu, 2 Nov 2017 15:22:26 +0200 Subject: IB/mlx4: Increase maximal message size under UD QP From: Mark Bloch <markb(a)mellanox.com> [ Upstream commit 5f22a1d87c5315a98981ecf93cd8de226cffe6ca ] Maximal message should be used as a limit to the max message payload allowed, without the headers. The ConnectX-3 check is done against this value includes the headers. When the payload is 4K this will cause the NIC to drop packets. Increase maximal message to 8K as workaround, this shouldn't change current behaviour because we continue to set the MTU to 4k. To reproduce; set MTU to 4296 on the corresponding interface, for example: ifconfig eth0 mtu 4296 (both server and client) On server: ib_send_bw -c UD -d mlx4_0 -s 4096 -n 1000000 -i1 -m 4096 On client: ib_send_bw -d mlx4_0 -c UD <server_ip> -s 4096 -n 1000000 -i 1 -m 4096 Fixes: 6e0d733d9215 ("IB/mlx4: Allow 4K messages for UD QPs") Signed-off-by: Mark Bloch <markb(a)mellanox.com> Reviewed-by: Majd Dibbiny <majd(a)mellanox.com> Signed-off-by: Leon Romanovsky <leon(a)kernel.org> Signed-off-by: Doug Ledford <dledford(a)redhat.com> Signed-off-by: Sasha Levin <alexander.levin(a)verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/infiniband/hw/mlx4/qp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -1669,7 +1669,7 @@ static int __mlx4_ib_modify_qp(struct ib context->mtu_msgmax = (IB_MTU_4096 << 5) | ilog2(dev->dev->caps.max_gso_sz); else - context->mtu_msgmax = (IB_MTU_4096 << 5) | 12; + context->mtu_msgmax = (IB_MTU_4096 << 5) | 13; } else if (attr_mask & IB_QP_PATH_MTU) { if (attr->path_mtu < IB_MTU_256 || attr->path_mtu > IB_MTU_4096) { pr_err("path MTU (%u) is invalid\n", Patches currently in stable-queue which might be from markb(a)mellanox.com are queue-4.9/ib-mlx4-increase-maximal-message-size-under-ud-qp.patch

7 years, 1 month

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[Linux-stable-mirror] Patch "gre6: use log_ecn_error module parameter in ip6_tnl_rcv()" has been added to the 4.9-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled gre6: use log_ecn_error module parameter in ip6_tnl_rcv() to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: gre6-use-log_ecn_error-module-parameter-in-ip6_tnl_rcv.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From foo@baz Tue Dec 12 13:26:17 CET 2017 From: Alexey Kodanev <alexey.kodanev(a)oracle.com> Date: Fri, 17 Nov 2017 19:16:17 +0300 Subject: gre6: use log_ecn_error module parameter in ip6_tnl_rcv() From: Alexey Kodanev <alexey.kodanev(a)oracle.com> [ Upstream commit 981542c526ecd846920bc500e9989da906ee9fb9 ] After commit 308edfdf1563 ("gre6: Cleanup GREv6 receive path, call common GRE functions") it's not used anywhere in the module, but previously was used in ip6gre_rcv(). Fixes: 308edfdf1563 ("gre6: Cleanup GREv6 receive path, call common GRE functions") Signed-off-by: Alexey Kodanev <alexey.kodanev(a)oracle.com> Signed-off-by: David S. Miller <davem(a)davemloft.net> Signed-off-by: Sasha Levin <alexander.levin(a)verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- net/ipv6/ip6_gre.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -461,7 +461,7 @@ static int ip6gre_rcv(struct sk_buff *sk &ipv6h->saddr, &ipv6h->daddr, tpi->key, tpi->proto); if (tunnel) { - ip6_tnl_rcv(tunnel, skb, tpi, NULL, false); + ip6_tnl_rcv(tunnel, skb, tpi, NULL, log_ecn_error); return PACKET_RCVD; } Patches currently in stable-queue which might be from alexey.kodanev(a)oracle.com are queue-4.9/gre6-use-log_ecn_error-module-parameter-in-ip6_tnl_rcv.patch

7 years, 1 month

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[Linux-stable-mirror] Patch "HID: chicony: Add support for another ASUS Zen AiO keyboard" has been added to the 4.9-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled HID: chicony: Add support for another ASUS Zen AiO keyboard to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: hid-chicony-add-support-for-another-asus-zen-aio-keyboard.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From foo@baz Tue Dec 12 13:26:17 CET 2017 From: Daniel Drake <drake(a)endlessm.com> Date: Fri, 17 Feb 2017 07:40:52 -0600 Subject: HID: chicony: Add support for another ASUS Zen AiO keyboard From: Daniel Drake <drake(a)endlessm.com> [ Upstream commit f2f10b7e722a75c6d75a7f7cd06b0eee3ae20f7c ] Add support for media keys on the keyboard that comes with the Asus V221ID and ZN241IC All In One computers. The keys to support here are WLAN, BRIGHTNESSDOWN and BRIGHTNESSUP. This device is not visibly branded as Chicony, and the USB Vendor ID suggests that it is a JESS device. However this seems like the right place to put it: the usage codes are identical to the currently supported devices, and this driver already supports the ASUS AIO keyboard AK1D. Signed-off-by: Daniel Drake <drake(a)endlessm.com> Signed-off-by: Jiri Kosina <jkosina(a)suse.cz> Signed-off-by: Sasha Levin <alexander.levin(a)verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/hid/Kconfig | 4 ++-- drivers/hid/hid-chicony.c | 1 + drivers/hid/hid-core.c | 1 + drivers/hid/hid-ids.h | 1 + 4 files changed, 5 insertions(+), 2 deletions(-) --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -175,11 +175,11 @@ config HID_CHERRY Support for Cherry Cymotion keyboard. config HID_CHICONY - tristate "Chicony Tactical pad" + tristate "Chicony devices" depends on HID default !EXPERT ---help--- - Support for Chicony Tactical pad. + Support for Chicony Tactical pad and special keys on Chicony keyboards. config HID_CORSAIR tristate "Corsair devices" --- a/drivers/hid/hid-chicony.c +++ b/drivers/hid/hid-chicony.c @@ -86,6 +86,7 @@ static const struct hid_device_id ch_dev { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) }, { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_AK1D) }, { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_ACER_SWITCH12) }, + { HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_JESS_ZEN_AIO_KBD) }, { } }; MODULE_DEVICE_TABLE(hid, ch_devices); --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1906,6 +1906,7 @@ static const struct hid_device_id hid_ha { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) }, { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2) }, { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET) }, + { HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_JESS_ZEN_AIO_KBD) }, { HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) }, { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) }, { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) }, --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -558,6 +558,7 @@ #define USB_VENDOR_ID_JESS 0x0c45 #define USB_DEVICE_ID_JESS_YUREX 0x1010 +#define USB_DEVICE_ID_JESS_ZEN_AIO_KBD 0x5112 #define USB_VENDOR_ID_JESS2 0x0f30 #define USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD 0x0111 Patches currently in stable-queue which might be from drake(a)endlessm.com are queue-4.9/hid-chicony-add-support-for-another-asus-zen-aio-keyboard.patch

7 years, 1 month

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[Linux-stable-mirror] Patch "EDAC, i5000, i5400: Fix use of MTR_DRAM_WIDTH macro" has been added to the 4.9-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled EDAC, i5000, i5400: Fix use of MTR_DRAM_WIDTH macro to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: edac-i5000-i5400-fix-use-of-mtr_dram_width-macro.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From foo@baz Tue Dec 12 13:26:17 CET 2017 From: Jérémy Lefaure <jeremy.lefaure(a)lse.epita.fr> Date: Wed, 8 Mar 2017 20:18:09 -0500 Subject: EDAC, i5000, i5400: Fix use of MTR_DRAM_WIDTH macro From: Jérémy Lefaure <jeremy.lefaure(a)lse.epita.fr> [ Upstream commit e61555c29c28a4a3b6ba6207f4a0883ee236004d ] The MTR_DRAM_WIDTH macro returns the data width. It is sometimes used as if it returned a boolean true if the width if 8. Fix the tests where MTR_DRAM_WIDTH is misused. Signed-off-by: JÃ©rÃ©my Lefaure <jeremy.lefaure(a)lse.epita.fr> Cc: linux-edac <linux-edac(a)vger.kernel.org> Link: http://lkml.kernel.org/r/20170309011809.8340-1-jeremy.lefaure@lse.epita.fr Signed-off-by: Borislav Petkov <bp(a)suse.de> Signed-off-by: Sasha Levin <alexander.levin(a)verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/edac/i5000_edac.c | 2 +- drivers/edac/i5400_edac.c | 5 +++-- 2 files changed, 4 insertions(+), 3 deletions(-) --- a/drivers/edac/i5000_edac.c +++ b/drivers/edac/i5000_edac.c @@ -1293,7 +1293,7 @@ static int i5000_init_csrows(struct mem_ dimm->mtype = MEM_FB_DDR2; /* ask what device type on this row */ - if (MTR_DRAM_WIDTH(mtr)) + if (MTR_DRAM_WIDTH(mtr) == 8) dimm->dtype = DEV_X8; else dimm->dtype = DEV_X4; --- a/drivers/edac/i5400_edac.c +++ b/drivers/edac/i5400_edac.c @@ -1207,13 +1207,14 @@ static int i5400_init_dimms(struct mem_c dimm->nr_pages = size_mb << 8; dimm->grain = 8; - dimm->dtype = MTR_DRAM_WIDTH(mtr) ? DEV_X8 : DEV_X4; + dimm->dtype = MTR_DRAM_WIDTH(mtr) == 8 ? + DEV_X8 : DEV_X4; dimm->mtype = MEM_FB_DDR2; /* * The eccc mechanism is SDDC (aka SECC), with * is similar to Chipkill. */ - dimm->edac_mode = MTR_DRAM_WIDTH(mtr) ? + dimm->edac_mode = MTR_DRAM_WIDTH(mtr) == 8 ? EDAC_S8ECD8ED : EDAC_S4ECD4ED; ndimms++; } Patches currently in stable-queue which might be from jeremy.lefaure(a)lse.epita.fr are queue-4.9/edac-i5000-i5400-fix-definition-of-nrecmemb-register.patch queue-4.9/edac-i5000-i5400-fix-use-of-mtr_dram_width-macro.patch

7 years, 1 month

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Linux-stable-mirror December 2017