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2017-09-21lan78xx: Fix for eeprom read/write when device auto suspendNisar Sayed
Fix for eeprom read/write when device auto suspend Fixes: 55d7de9de6c3 ("Microchip's LAN7800 family USB 2/3 to 10/100/1000 Ethernet device driver") Signed-off-by: Nisar Sayed <Nisar.Sayed@microchip.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21Merge branch 'phylib-xcvr-type'David S. Miller
Florian Fainelli says: ==================== net: Bring back transceiver type for PHYLIB With the introduction of the xLINKSETTINGS ethtool APIs, the transceiver type was deprecated, but in that process we lost some useful information that PHYLIB was consistently reporting about internal vs. external PHYs. This brings back transceiver as a read-only field that is only consumed in the legacy path where ETHTOOL_GET is called but the underlying drivers implement the new style klink_settings API. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21net: phy: Keep reporting transceiver typeFlorian Fainelli
With commit 2d55173e71b0 ("phy: add generic function to support ksetting support"), we lost the ability to report the transceiver type like we used to. Now that we have added back the transceiver type to ethtool_link_settings, we can report it back like we used to and have no loss of information. Fixes: 3f1ac7a700d0 ("net: ethtool: add new ETHTOOL_xLINKSETTINGS API") Fixes: 2d55173e71b0 ("phy: add generic function to support ksetting support") Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21net: ethtool: Add back transceiver typeFlorian Fainelli
Commit 3f1ac7a700d0 ("net: ethtool: add new ETHTOOL_xLINKSETTINGS API") deprecated the ethtool_cmd::transceiver field, which was fine in premise, except that the PHY library was actually using it to report the type of transceiver: internal or external. Use the first word of the reserved field to put this __u8 transceiver field back in. It is made read-only, and we don't expect the ETHTOOL_xLINKSETTINGS API to be doing anything with this anyway, so this is mostly for the legacy path where we do: ethtool_get_settings() -> dev->ethtool_ops->get_link_ksettings() -> convert_link_ksettings_to_legacy_settings() to have no information loss compared to the legacy get_settings API. Fixes: 3f1ac7a700d0 ("net: ethtool: add new ETHTOOL_xLINKSETTINGS API") Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21net: qcom/emac: add software control for pause frame modeTimur Tabi
The EMAC has the option of sending only a single pause frame when flow control is enabled and the RX queue is full. Although sending only one pause frame has little value, this would allow admins to enable automatic flow control without having to worry about the EMAC flooding nearby switches with pause frames if the kernel hangs. The option is enabled by using the single-pause-mode private flag. Signed-off-by: Timur Tabi <timur@codeaurora.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21hv_netvsc: fix send buffer failure on MTU changeAlex Ng
If MTU is changed the host would reject the send buffer change. This problem is result of recent change to allow changing send buffer size. Every time we change the MTU, we store the previous net_device section count before destroying the buffer, but we don’t store the previous section size. When we reinitialize the buffer, its size is calculated by multiplying the previous count and previous size. Since we continuously increase the MTU, the host returns us a decreasing count value while the section size is reinitialized to 1728 bytes every time. This eventually leads to a condition where the calculated buf_size is so small that the host rejects it. Fixes: 8b5327975ae1 ("netvsc: allow controlling send/recv buffer size") Signed-off-by: Alex Ng <alexng@microsoft.com> Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21net: dsa: use dedicated CPU portVivien Didelot
Each port in DSA has its own dedicated CPU port currently available in its parent switch's ds->ports[port].cpu_dp. Use it instead of getting the unique tree CPU port, which will be deprecated soon. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21net: avoid a full fib lookup when rp_filter is disabled.Paolo Abeni
Since commit 1dced6a85482 ("ipv4: Restore accept_local behaviour in fib_validate_source()") a full fib lookup is needed even if the rp_filter is disabled, if accept_local is false - which is the default. What we really need in the above scenario is just checking that the source IP address is not local, and in most case we can do that is a cheaper way looking up the ifaddr hash table. This commit adds a helper for such lookup, and uses it to validate the src address when rp_filter is disabled and no 'local' routes are created by the user space in the relevant namespace. A new ipv4 netns flag is added to account for such routes. We need that to preserve the same behavior we had before this patch. It also drops the checks to bail early from __fib_validate_source, added by the commit 1dced6a85482 ("ipv4: Restore accept_local behaviour in fib_validate_source()") they do not give any measurable performance improvement: if we do the lookup with are on a slower path. This improves UDP performances for unconnected sockets when rp_filter is disabled by 5% and also gives small but measurable performance improvement for TCP flood scenarios. v1 -> v2: - use the ifaddr lookup helper in __ip_dev_find(), as suggested by Eric - fall-back to full lookup if custom local routes are present Signed-off-by: Paolo Abeni <pabeni@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21net_sched: remove cls_flower idr on failureCong Wang
Fixes: c15ab236d69d ("net/sched: Change cls_flower to use IDR") Cc: Chris Mi <chrism@mellanox.com> Cc: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21Merge remote-tracking branch 'origin/master' into drm-misc-fixesSean Paul
Pick up 4.14-rc1 Signed-off-by: Sean Paul <seanpaul@chromium.org>
2017-09-21Merge branch 'ebpf-samples-cross-compile'David S. Miller
Joel Fernandes says: ==================== Add cross-compilation support to eBPF samples These patches fix issues seen when cross-compiling eBPF samples on arm64. Compared to [1], I dropped the controversial inline-asm patch and exploring other options to fix it. However these patches are a step in the right direction and I look forward to getting them into -next and the merge window. Changes since v3: - just a repost with acks [1] https://lkml.org/lkml/2017/8/7/417 ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21samples/bpf: Add documentation on cross compilationJoel Fernandes
Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: Joel Fernandes <joelaf@google.com> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21samples/bpf: Fix pt_regs issues when cross-compilingJoel Fernandes
BPF samples fail to build when cross-compiling for ARM64 because of incorrect pt_regs param selection. This is because clang defines __x86_64__ and bpf_headers thinks we're building for x86. Since clang is building for the BPF target, it shouldn't make assumptions about what target the BPF program is going to run on. To fix this, lets pass ARCH so the header knows which target the BPF program is being compiled for and can use the correct pt_regs code. Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: Joel Fernandes <joelaf@google.com> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21samples/bpf: Enable cross compiler supportJoel Fernandes
When cross compiling, bpf samples use HOSTCC for compiling the non-BPF part of the sample, however what we really want is to use the cross compiler to build for the cross target since that is what will load and run the BPF sample. Detect this and compile samples correctly. Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: Joel Fernandes <joelaf@google.com> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21samples/bpf: Use getppid instead of getpgrp for array map stressJoel Fernandes
When cross-compiling the bpf sample map_perf_test for aarch64, I find that __NR_getpgrp is undefined. This causes build errors. This syscall is deprecated and requires defining __ARCH_WANT_SYSCALL_DEPRECATED. To avoid having to define that, just use a different syscall (getppid) for the array map stress test. Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: Joel Fernandes <joelaf@google.com> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21net_sched/hfsc: fix curve activation in hfsc_change_class()Konstantin Khlebnikov
If real-time or fair-share curves are enabled in hfsc_change_class() class isn't inserted into rb-trees yet. Thus init_ed() and init_vf() must be called in place of update_ed() and update_vf(). Remove isn't required because for now curves cannot be disabled. Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21net_sched: always reset qdisc backlog in qdisc_reset()Konstantin Khlebnikov
SKB stored in qdisc->gso_skb also counted into backlog. Some qdiscs don't reset backlog to zero in ->reset(), for example sfq just dequeue and free all queued skb. Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru> Fixes: 2ccccf5fb43f ("net_sched: update hierarchical backlog too") Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21Merge branch 'net-setup_timer'David S. Miller
Allen Pais says: ==================== net: use setup_timer() helper function. This series uses setup_timer() helper function. The series addresses the files under drivers/net/*. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: lmc: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: bnx2x: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: cxgb: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: enic: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: uli526x: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: i40evf: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: packetengines: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: stmmac: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: cpsw_ale: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: hamradio: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: hdlc_ppp: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: dscc: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: appletalk: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: caif: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: can: sja1000: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: adi: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: amd: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: bnxt: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: dmfe: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: fealnx: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: pxa168: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: mlx4: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: mlx5: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: packetengines: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: sis900: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: sun: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: ath6kl: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: arcnet: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: can: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: can: usb: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: eql: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-21drivers: net: amd8111e: use setup_timer() helper.Allen Pais
Use setup_timer function instead of initializing timer with the function and data fields. Signed-off-by: Allen Pais <allen.lkml@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>