Re: [PATCH net-next 0/3] more skb_put_[data:zero] related work

2017-06-20 Thread David Miller
From: yuan linyu Date: Sun, 18 Jun 2017 22:41:54 +0800 > yuan linyu (3): > net: introduce __skb_put_[zero, data, u8] > net: replace more place to skb_put_[data:zero] > net: manual clean code which call skb_put_[data:zero] Series applied, thanks.

[PATCH net-next] ibmvnic: Correct return code checking for ibmvnic_init during probe

2017-06-20 Thread Nathan Fontenot
Fixes: 6a2fb0e99f9c (ibmvnic: driver initialization for kdump/kexec) The update to ibmvnic_init to allow an EAGAIN return code broke the calling of ibmvnic_init from ibmvnic_probe. The code now will return from this point in the probe routine if anything other than EAGAIN is returned. The check sh

Re: [PATCH] netxen: Fix a sleep-in-atomic bug in netxen_nic_pci_mem_access_direct

2017-06-20 Thread David Miller
From: Jia-Ju Bai Date: Mon, 19 Jun 2017 10:48:53 +0800 > The driver may sleep under a spin lock, and the function call path is: > netxen_nic_pci_mem_access_direct (acquire the lock by spin_lock) > ioremap --> may sleep > > To fix it, the lock is released before "ioremap", and the lock is > ac

Re: [PATCH net-next] ibmvnic: Return from ibmvnic_resume if not in VNIC_OPEN state

2017-06-20 Thread Nathan Fontenot
On 06/19/2017 11:27 AM, John Allen wrote: > If the ibmvnic driver is not in the VNIC_OPEN state, return from > ibmvnic_resume callback. If we are not in the VNIC_OPEN state, interrupts > may not be initialized and directly calling the interrupt handler will > cause a crash. > > Signed-off-by: Jo

Re: [PATCH net-next v3 0/6] vxlan: cleanup and IPv6 link-local support

2017-06-20 Thread David Miller
From: Matthias Schiffer Date: Mon, 19 Jun 2017 10:03:54 +0200 > Running VXLANs over IPv6 link-local addresses allows to use them as a > drop-in replacement for VLANs, avoiding to allocate additional outer IP > addresses to run the VXLAN over. > > Since v1, I have added a lot more consistency che

Re: [RFC 1/2] net-next: fix DSA flow_disection

2017-06-20 Thread John Crispin
On 20/06/17 16:01, Andrew Lunn wrote: On Tue, Jun 20, 2017 at 10:06:54AM +0200, John Crispin wrote: RPS and probably other kernel features are currently broken on some if not all DSA devices. The root cause of this that skb_hash will call the flow_disector. Hi John What is the call path when

Re: [RFC 1/2] net-next: fix DSA flow_disection

2017-06-20 Thread John Crispin
On 20/06/17 19:30, Florian Fainelli wrote: On 06/20/2017 07:01 AM, Andrew Lunn wrote: On Tue, Jun 20, 2017 at 10:06:54AM +0200, John Crispin wrote: RPS and probably other kernel features are currently broken on some if not all DSA devices. The root cause of this that skb_hash will call the fl

Re: [PATCH 0/4] net-next: mediatek: various performance improvements

2017-06-20 Thread David Miller
From: John Crispin Date: Mon, 19 Jun 2017 15:37:02 +0200 > During development we mainly ran testing using iperf doing 1500 byte > tcp frames. It was pointed out recently, that the driver does not perform > very well when using 512 byte udp frames. The biggest problem was that > RPS was not workin

Re: [PATCH net-next] net: phy: lxt: Export link partner advertising

2017-06-20 Thread David Miller
From: Thomas Bogendoerfer Date: Mon, 19 Jun 2017 16:00:22 +0200 > From: Thomas Bogendoerfer > > Provide link partner advertising information. > Removed testing for gigabit modes, which is useless for a fast ethernet phy. > > Signed-off-by: Thomas Bogendoerfer Applied, thank you.

[Patch net] igmp: add a missing spin_lock_init()

2017-06-20 Thread Cong Wang
Andrey reported a lockdep warning on non-initialized spinlock: INFO: trying to register non-static key. the code is fine but needs lockdep annotation. turning off the locking correctness validator. CPU: 1 PID: 4099 Comm: a.out Not tainted 4.12.0-rc6+ #9 Hardware name: QEMU Standard PC (i440FX

Re: [PATCH 0/2] fix loadable module for DPAA Ethernet

2017-06-20 Thread David Miller
From: Madalin Bucur Date: Mon, 19 Jun 2017 18:04:15 +0300 > The DPAA Ethernet makes use of a symbol that is not exported. > Address the issue by propagating the dma_ops rather than calling > arch_setup_dma_ops(). Series applied, thanks.

[PATCH v2] net/phy: micrel: configure intterupts after autoneg workaround

2017-06-20 Thread Zach Brown
The commit ("net/phy: micrel: Add workaround for bad autoneg") fixes an autoneg failure case by resetting the hardware. This turns off intterupts. Things will work themselves out if the phy polls, as it will figure out it's state during a poll. However if the phy uses only intterupts, the phy will

Re: [RFC 2/2] net-next: mt7530: add nh and proto offsets to the ops struct

2017-06-20 Thread Andrew Lunn
> #include "../dsa/dsa_priv.h" > > I was not sure if this is ok or if we would need to move the struct > definition to include/net/dsa.h in that case Hi John Please move the structure. Andrew

Re: Repeatable inet6_dump_fib crash in stock 4.12.0-rc4+

2017-06-20 Thread Michal Kubecek
On Tue, Jun 20, 2017 at 07:12:27AM -0700, Ben Greear wrote: > On 06/14/2017 03:25 PM, David Ahern wrote: > >On 6/14/17 4:23 PM, Ben Greear wrote: > >>On 06/13/2017 07:27 PM, David Ahern wrote: > >> > >>>Let's try a targeted debug patch. See attached > >> > >>I had to change it to pr_err so it would

[Patch net] ipv6: only call ip6_route_dev_notify() once for NETDEV_UNREGISTER

2017-06-20 Thread Cong Wang
In commit 242d3a49a2a1 ("ipv6: reorder ip6_route_dev_notifier after ipv6_dev_notf") I assumed NETDEV_REGISTER and NETDEV_UNREGISTER are paired, unfortunately, as reported by jeffy, netdev_wait_allrefs() could rebroadcast NETDEV_UNREGISTER event until all refs are gone. We have to add an additiona

Re: [net,v2] ipv6: reorder ip6_route_dev_notifier after ipv6_dev_notf

2017-06-20 Thread Cong Wang
On Mon, Jun 19, 2017 at 11:37 PM, jeffy wrote: > Hi Cong Wang, > > > On 06/20/2017 12:54 PM, Cong Wang wrote: >> >> Interesting, I didn't notice this corner-case, because normally >> we would hit the one in rollback_registered_many(). Probably >> we need to add a check >> >> if (dev->reg_state ==

Re: [PATCH net-next] sctp: uncork the old asoc before changing to the new one

2017-06-20 Thread Neil Horman
On Tue, Jun 20, 2017 at 04:01:55PM +0800, Xin Long wrote: > local_cork is used to decide if it should uncork asoc outq after processing > some cmds, and it is set when replying or sending msgs. local_cork should > always have the same value with current asoc q->cork in some way. > > The thing is w

Re: [PATCH] dt-bindings: net: sms911x: Add missing optional VDD regulators

2017-06-20 Thread David Miller
From: Krzysztof Kozlowski Date: Mon, 19 Jun 2017 18:05:41 +0200 > The lan911x family of devices require supplying from 3.3 V power > supplies (connected to VDD_IO, VDD_A and VREG_3.3 pins). The existing > driver however obtains only VDD_IO and VDD_A regulators in an optional > way so document th

Re: [PATCH net-next] ibmvnic: Return from ibmvnic_resume if not in VNIC_OPEN state

2017-06-20 Thread David Miller
From: John Allen Date: Mon, 19 Jun 2017 11:27:53 -0500 > If the ibmvnic driver is not in the VNIC_OPEN state, return from > ibmvnic_resume callback. If we are not in the VNIC_OPEN state, interrupts > may not be initialized and directly calling the interrupt handler will > cause a crash. > > Sign

Re: [PATCH net-next] net: stmmac: enable TSO for IPv6

2017-06-20 Thread David Miller
From: Niklas Cassel Date: Mon, 19 Jun 2017 18:36:44 +0200 > There is nothing in the IP that prevents us from enabling TSO for IPv6. > > Before patch: > ftp fe80::2aa:bbff:fecc:1336%eth0 > ftp> get /dev/zero > 882512708 bytes received in 00:14 (56.11 MiB/s) > > After patch: > ftp fe80::2aa:bbff:

Re: [PATCH net-next 00/12] nfp: add flower app with representors

2017-06-20 Thread Simon Horman
On Tue, Jun 20, 2017 at 07:13:43PM +0300, Or Gerlitz wrote: > On Tue, Jun 20, 2017 at 8:51 AM, Simon Horman > wrote: > > this series adds a flower app to the NFP driver. > > It initialises four types of netdevs: > > > > * PF netdev - lower-device for communication of packets to device > > * PF rep

Re: [PATCH] liquidio: stop using huge static buffer, save 4096k in .data

2017-06-20 Thread David Miller
From: Denys Vlasenko Date: Mon, 19 Jun 2017 21:50:52 +0200 > Only compile-tested - I don't have the hardware. > > From code inspection, octeon_pci_write_core_mem() appears to be safe wrt > unaligned source. In any case, u8 fbuf[] was not guaranteed to be aligned > anyway. > > Signed-off-by: Den

Re: [PATCH net-next v2 0/4] ipmr/ip6mr: add Netlink notifications on cache reports

2017-06-20 Thread David Miller
From: Julien Gomes Date: Mon, 19 Jun 2017 13:44:13 -0700 > Currently, all ipmr/ip6mr cache reports are sent through the > mroute/mroute6 socket only. > This forces the use of a single socket for mroute programming, cache > reports and, regarding ipmr, IGMP messages without Router Alert option > r

Re: [oss-drivers] Re: [PATCH net-next 00/12] nfp: add flower app with representors

2017-06-20 Thread Jakub Kicinski
On Tue, 20 Jun 2017 19:13:43 +0300, Or Gerlitz wrote: > > Control queues are used to send and receive control messages which are > > used to communicate configuration information with the firmware. These > > are in separate vNIC to the queues belonging to the PF netdev. The control > > queues are n

Re: [PATCH net-next v2] enic: Fix format truncation warning

2017-06-20 Thread David Miller
From: Govindarajulu Varadarajan Date: Mon, 19 Jun 2017 16:28:44 -0700 > With -Wformat-truncation, gcc throws the following warning. > > Fix this by increasing the size of devname to accommodate 15 character > netdev interface name and description. > > Remove length format precision for %s. We c

Re: [PATCH net] dccp: call inet_add_protocol after register_pernet_subsys in dccp_v6_init

2017-06-20 Thread David Miller
From: Xin Long Date: Tue, 20 Jun 2017 15:44:44 +0800 > Patch "call inet_add_protocol after register_pernet_subsys in dccp_v4_init" > fixed a null pointer dereference issue for dccp_ipv4 module. > > The same fix is needed for dccp_ipv6 module. > > Signed-off-by: Xin Long Applied.

Re: [PATCH net] dccp: call inet_add_protocol after register_pernet_subsys in dccp_v4_init

2017-06-20 Thread David Miller
From: Xin Long Date: Tue, 20 Jun 2017 15:42:38 +0800 > Now dccp_ipv4 works as a kernel module. During loading this module, if > one dccp packet is being recieved after inet_add_protocol but before > register_pernet_subsys in which v4_ctl_sk is initialized, a null pointer > dereference may be trig

Re: [PATCH net-next] sctp: handle errors when updating asoc

2017-06-20 Thread David Miller
From: Xin Long Date: Tue, 20 Jun 2017 16:05:11 +0800 > It's a bad thing not to handle errors when updating asoc. The memory > allocation failure in any of the functions called in sctp_assoc_update() > would cause sctp to work unexpectedly. > > This patch is to fix it by aborting the asoc and rep

Re: [PATCH net-next] sctp: uncork the old asoc before changing to the new one

2017-06-20 Thread David Miller
From: Xin Long Date: Tue, 20 Jun 2017 16:01:55 +0800 > local_cork is used to decide if it should uncork asoc outq after processing > some cmds, and it is set when replying or sending msgs. local_cork should > always have the same value with current asoc q->cork in some way. > > The thing is when

Re: ipv6: Do not leak throw route references

2017-06-20 Thread David Miller
From: Serhey Popovych Date: Tue, 20 Jun 2017 13:29:25 +0300 > While commit 73ba57bfae4a ("ipv6: fix backtracking for throw routes") > does good job on error propagation to the fib_rules_lookup() > in fib rules core framework that also corrects throw routes > handling, it does not solve route refe

Re: [PATCH] rtnetlink: add IFLA_GROUP to ifla_policy

2017-06-20 Thread David Miller
From: Serhey Popovych Date: Tue, 20 Jun 2017 14:35:23 +0300 > Network interface groups support added while ago, however > there is no IFLA_GROUP attribute description in policy > and netlink message size calculations until now. > > Add IFLA_GROUP attribute to the policy. > > Fixes: cbda10fa97d7

Re: [PATCH net] sfc: remove duplicate up_write on VF filter_sem

2017-06-20 Thread David Miller
From: Edward Cree Date: Tue, 20 Jun 2017 13:08:51 +0100 > Somehow two copies of the line 'up_write(&vf->efx->filter_sem);' got into > efx_ef10_sriov_set_vf_vlan(). This would put the mutex in a bad state and > cause all subsequent down attempts to hang. > > Fixes: 671b53eec2ed ("sfc: Ensure d

Re: [PATCH net] net: stmmac: free an skb first when there are no longer any descriptors using it

2017-06-20 Thread David Miller
From: Niklas Cassel Date: Tue, 20 Jun 2017 14:32:41 +0200 > When having the skb pointer in the first descriptor, stmmac_tx_clean > can get called at a moment where the IP has only cleared the own bit > of the first descriptor, thus freeing the skb, even though there can > be several descriptors w

Re: pull-request: wireless-drivers 2017-06-20

2017-06-20 Thread David Miller
From: Kalle Valo Date: Tue, 20 Jun 2017 16:39:59 +0300 > here's a pull request to net tree, few important fixes still I would > like to have in 4.12. Please let me know if there are any problems. Pulled, thanks Kalle.

Re: [PATCH net-next 0/4] s390/net updates, part 2 (v2)

2017-06-20 Thread David Miller
From: Julian Wiedmann Date: Tue, 20 Jun 2017 16:00:30 +0200 > thanks for the feedback. Here's an updated patchset that honours > the reverse christmas tree and drops the __packed attribute. Please apply. Series applied.

Re: [pull request][net-next 00/10] Mellanox, mlx5 IPoIB updates 2017-06-20

2017-06-20 Thread David Miller
From: Saeed Mahameed Date: Tue, 20 Jun 2017 17:13:04 +0300 > This series mainly from Erez and Feras includes some updates and > ethtool/ndos extension to the mlx5 IPoIB netdevice. > > for more detalis please see tag log below. > > Please pull and let me know if there's any problem. Pulled, tha

Re: [Patch net] igmp: add a missing spin_lock_init()

2017-06-20 Thread David Miller
From: Cong Wang Date: Tue, 20 Jun 2017 10:46:27 -0700 > Andrey reported a lockdep warning on non-initialized > spinlock: > > INFO: trying to register non-static key. > the code is fine but needs lockdep annotation. > turning off the locking correctness validator. > CPU: 1 PID: 4099 Comm: a.o

Re: [PATCH] cfg80211: Fix a memory leak in error handling path in 'brcmf_cfg80211_attach'

2017-06-20 Thread Arend van Spriel
On 20-06-17 08:22, Christophe JAILLET wrote: > If 'wiphy_new()' fails, we leak 'ops'. Add a new label in the error > handling path to free it in such a case. Thanks. Please add the following tags: Cc: sta...@vger.kernel.org > Fixes: 5c22fb85102a7 ("brcmfmac: add wowl gtk rekeying offload suppor

[GIT] Networking

2017-06-20 Thread David Miller
1) Fix refcounting wrt. timers which hold onto inet6 address objects, from Xin Long. 2) Fix an ancient bug in wireless wext ioctls, from Johannes Berg. 3) Firmware handling fixes in brcm80211 driver, from Arend Van Spriel. 4) Several mlx5 driver fixes (firmware readiness, timestamp cap repor

[net-next PATCH] tcp: md5: hide unused variable

2017-06-20 Thread Arnd Bergmann
Changing from a memcpy to per-member comparison left the size variable unused: net/ipv4/tcp_ipv4.c: In function 'tcp_md5_do_lookup': net/ipv4/tcp_ipv4.c:910:15: error: unused variable 'size' [-Werror=unused-variable] This does not show up when CONFIG_IPV6 is enabled, but the variable can be remo

RE: [PATCH] liquidio: stop using huge static buffer, save 4096k in .data

2017-06-20 Thread Chickles, Derek
> From: David Miller [mailto:da...@davemloft.net] > Sent: Tuesday, June 20, 2017 12:22 PM > > From: Denys Vlasenko > Date: Mon, 19 Jun 2017 21:50:52 +0200 > > > Only compile-tested - I don't have the hardware. > > > > From code inspection, octeon_pci_write_core_mem() appears to be safe wrt > > u

[PATCH] net: phy: smsc: fix buffer overflow in memcpy

2017-06-20 Thread Arnd Bergmann
The memcpy annotation triggers for a fixed-length buffer copy: In file included from /git/arm-soc/arch/arm64/include/asm/processor.h:30:0, from /git/arm-soc/arch/arm64/include/asm/spinlock.h:21, from /git/arm-soc/include/linux/spinlock.h:87, from

Re: [PATCH net-next 06/12] nfp: add stats and xmit helpers for representors

2017-06-20 Thread Simon Horman
On Wed, Jun 21, 2017 at 01:15:05AM +0800, kbuild test robot wrote: > Hi Simon, > > [auto build test ERROR on net-next/master] > > url: > https://github.com/0day-ci/linux/commits/Simon-Horman/nfp-add-flower-app-with-representors/20170620-233831 > config: arm-allmodconfig

Re: [PATCH v1 1/2] dt-binding: ptp: add bindings document for dte based ptp clock

2017-06-20 Thread Scott Branden
Hi Rob, On 17-06-18 07:04 AM, Rob Herring wrote: On Mon, Jun 12, 2017 at 01:26:00PM -0700, Arun Parameswaran wrote: Add device tree binding documentation for the Broadcom DTE PTP clock driver. Signed-off-by: Arun Parameswaran --- Documentation/devicetree/bindings/ptp/brcm,ptp-dte.txt | 13

Re: [PATCH] liquidio: stop using huge static buffer, save 4096k in .data

2017-06-20 Thread Felix Manlunas
From: Derek Chickles Date: Tue, 20 Jun 2017 13:15:34 -0700 > > From: David Miller [mailto:da...@davemloft.net] > > Sent: Tuesday, June 20, 2017 12:22 PM > > > > From: Denys Vlasenko > > Date: Mon, 19 Jun 2017 21:50:52 +0200 > > > > > Only compile-tested - I don't have the hardware. > > > > > >

[PATCH net-next v3 3/4] ipmr: add netlink notifications on igmpmsg cache reports

2017-06-20 Thread Julien Gomes
Add Netlink notifications on cache reports in ipmr, in addition to the existing igmpmsg sent to mroute_sk. Send RTM_NEWCACHEREPORT notifications to RTNLGRP_IPV4_MROUTE_R. MSGTYPE, VIF_ID, SRC_ADDR and DST_ADDR Netlink attributes contain the same data as their equivalent fields in the igmpmsg heade

[PATCH net-next v3 4/4] ip6mr: add netlink notifications on mrt6msg cache reports

2017-06-20 Thread Julien Gomes
Add Netlink notifications on cache reports in ip6mr, in addition to the existing mrt6msg sent to mroute6_sk. Send RTM_NEWCACHEREPORT notifications to RTNLGRP_IPV6_MROUTE_R. MSGTYPE, MIF_ID, SRC_ADDR and DST_ADDR Netlink attributes contain the same data as their equivalent fields in the mrt6msg hea

[PATCH net-next v3 2/4] rtnetlink: add restricted rtnl groups for ipv4 and ipv6 mroute

2017-06-20 Thread Julien Gomes
Add RTNLGRP_{IPV4,IPV6}_MROUTE_R as two new restricted groups for the NETLINK_ROUTE family. Binding to these groups specifically requires CAP_NET_ADMIN to allow multicast of sensitive messages (e.g. mroute cache reports). Suggested-by: Nikolay Aleksandrov Signed-off-by: Julien Gomes Signed-off-b

[PATCH net-next v3 0/4] ipmr/ip6mr: add Netlink notifications on cache reports

2017-06-20 Thread Julien Gomes
Currently, all ipmr/ip6mr cache reports are sent through the mroute/mroute6 socket only. This forces the use of a single socket for mroute programming, cache reports and, regarding ipmr, IGMP messages without Router Alert option reception. The present patches are aiming to send Netlink notificatio

[PATCH net-next v3 1/4] rtnetlink: add NEWCACHEREPORT message type

2017-06-20 Thread Julien Gomes
New NEWCACHEREPORT message type to be used for cache reports sent via Netlink, effectively allowing splitting cache report reception from mroute programming. Suggested-by: Ryan Halbrook Signed-off-by: Julien Gomes Reviewed-by: Nikolay Aleksandrov --- include/uapi/linux/rtnetlink.h | 3 +++ sec

Re: [PATCH 00/51] rtc: stop using rtc deprecated functions

2017-06-20 Thread Russell King - ARM Linux
On Tue, Jun 20, 2017 at 05:07:46PM +0200, Benjamin Gaignard wrote: > 2017-06-20 15:48 GMT+02:00 Alexandre Belloni > : > >> Yes, that's argument against changing rtc _drivers_ for hardware that > >> can not do better than 32bit. For generic code (such as 44/51 sysfs, > >> 51/51 suspend test), the ch

[PATCH] net: intel: e1000e: add check on e1e_wphy() return value

2017-06-20 Thread Gustavo A. R. Silva
Check return value from call to e1e_wphy(). This value is being checked during previous calls to function e1e_wphy() and it seems a check was missing here. Addresses-Coverity-ID: 1226905 Signed-off-by: Gustavo A. R. Silva --- drivers/net/ethernet/intel/e1000e/ich8lan.c | 2 ++ 1 file changed, 2

Re: [PATCH net-next v3 07/15] bpf: Add setsockopt helper function to bpf

2017-06-20 Thread Craig Gallek
On Mon, Jun 19, 2017 at 11:00 PM, Lawrence Brakmo wrote: > Added support for calling a subset of socket setsockopts from > BPF_PROG_TYPE_SOCK_OPS programs. The code was duplicated rather > than making the changes to call the socket setsockopt function because > the changes required would have been

Re: [PATCH net-next v3 3/4] ipmr: add netlink notifications on igmpmsg cache reports

2017-06-20 Thread Nikolay Aleksandrov
On 20/06/17 23:54, Julien Gomes wrote: > Add Netlink notifications on cache reports in ipmr, in addition to the > existing igmpmsg sent to mroute_sk. > Send RTM_NEWCACHEREPORT notifications to RTNLGRP_IPV4_MROUTE_R. > > MSGTYPE, VIF_ID, SRC_ADDR and DST_ADDR Netlink attributes contain the > same d

Re: [PATCH net-next v3 4/4] ip6mr: add netlink notifications on mrt6msg cache reports

2017-06-20 Thread Nikolay Aleksandrov
On 20/06/17 23:54, Julien Gomes wrote: > Add Netlink notifications on cache reports in ip6mr, in addition to the > existing mrt6msg sent to mroute6_sk. > Send RTM_NEWCACHEREPORT notifications to RTNLGRP_IPV6_MROUTE_R. > > MSGTYPE, MIF_ID, SRC_ADDR and DST_ADDR Netlink attributes contain the > same

Re: [PATCH 00/51] rtc: stop using rtc deprecated functions

2017-06-20 Thread Alexandre Belloni
On 20/06/2017 at 22:15:36 +0100, Russell King - ARM Linux wrote: > On Tue, Jun 20, 2017 at 05:07:46PM +0200, Benjamin Gaignard wrote: > > 2017-06-20 15:48 GMT+02:00 Alexandre Belloni > > : > > >> Yes, that's argument against changing rtc _drivers_ for hardware that > > >> can not do better than 32b

[PATCH net-next v2 05/12] nfp: general representor implementation

2017-06-20 Thread Simon Horman
Provide infrastructure to create and destroy representors of a given type. Parts based on work by Bert van Leeuwen, Benjamin LaHaise, and Jakub Kicinski. Signed-off-by: Simon Horman Reviewed-by: Jakub Kicinski --- drivers/net/ethernet/netronome/nfp/Makefile | 1 + drivers/net/ethernet/

[PATCH net-next v2 04/12] nfp: map mac_stats and vf_cfg BARs

2017-06-20 Thread Simon Horman
If present map mac_stats and vf_cfg BARs. These will be used by representor netdevs to read statistics for phys port and vf representors. Also provide defines describing the layout of the mac_stats area. Similar defines are already present for the cf_cfg area. Based in part on work by Jakub Kicin

[PATCH net-next v2 03/12] nfp: move physical port init into a helper

2017-06-20 Thread Simon Horman
From: Jakub Kicinski Move MAC/PHY port init into a helper to make it easier to reuse it in the representor code. Signed-off-by: Jakub Kicinski Signed-off-by: Simon Horman --- drivers/net/ethernet/netronome/nfp/nfp_app_nic.c | 23 ++ drivers/net/ethernet/netronome/nfp/nfp_p

[PATCH net-next v2 02/12] nfp: devlink add support for getting eswitch mode

2017-06-20 Thread Simon Horman
From: Jakub Kicinski Add app callback for reporting eswitch mode. Non-SRIOV apps should not implement this callback, nfp_app code will then respond with -EOPNOTSUPP. Signed-off-by: Jakub Kicinski Signed-off-by: Simon Horman --- drivers/net/ethernet/netronome/nfp/nfp_app.h | 15 ++

[PATCH net-next v2 01/12] net: store port/representator id in metadata_dst

2017-06-20 Thread Simon Horman
From: Jakub Kicinski Switches and modern SR-IOV enabled NICs may multiplex traffic from Port representators and control messages over single set of hardware queues. Control messages and muxed traffic may need ordered delivery. Those requirements make it hard to comfortably use TC infrastructure

[PATCH net-next v2 09/12] nfp: add support for tx/rx with metadata portid

2017-06-20 Thread Simon Horman
Allow tx/rx with metadata port id. This will be used for tx/rx of representor netdevs acting as upper-devices while a pf netdev acts as a lower-device. Signed-off-by: Simon Horman Reviewed-by: Jakub Kicinski --- drivers/net/ethernet/netronome/nfp/nfp_net.h | 1 + .../net/ethernet/netrono

[PATCH net-next v2 07/12] nfp: app callbacks for SRIOV

2017-06-20 Thread Simon Horman
Add app-callbacks for app-specific initialisation of SRIOV. Disabling SRIOV is brought forward in nfp_pci_remove() so that nfp_app_sriov_disable is called while the app still exists. This is intended to be used to implement representor netdevs for virtual ports. Signed-off-by: Simon Horman Revi

[PATCH net-next v2 00/12] nfp: add flower app with representors

2017-06-20 Thread Simon Horman
Hi, this series adds a flower app to the NFP driver. It initialises four types of netdevs: * PF netdev - lower-device for communication of packets to device * PF representor netdev * VF representor netdevs * Phys port representor netdevs The PF netdev acts as a lower-device which sends and recei

[PATCH net-next v2 08/12] nfp: provide nfp_port to of nfp_net_get_mac_addr()

2017-06-20 Thread Simon Horman
Provide port rather than vNIC as parameter of nfp_net_get_mac_addr. This is to allow this function to be used by representor netdevs where a vNIC may have more than one physical port none of which are associated with the vNIC. Signed-off-by: Simon Horman Reviewed-by: Jakub Kicinski --- drivers/

[PATCH net-next v2 10/12] nfp: add support for control messages for flower app

2017-06-20 Thread Simon Horman
In preparation for adding a new flower app - targeted at offloading the flower classifier - provide support for control message that it will use to communicate with the NFP. Based in part on work by Bert van Leeuwen. Signed-off-by: Simon Horman Reviewed-by: Jakub Kicinski --- drivers/net/ether

[PATCH net-next v2 12/12] nfp: add VF and PF representors to flower app

2017-06-20 Thread Simon Horman
Initialise VF and PF representors in flower app. Based in part on work by Benjamin LaHaise, Bert van Leeuwen and Jakub Kicinski. Signed-off-by: Simon Horman Reviewed-by: Jakub Kicinski --- drivers/net/ethernet/netronome/nfp/flower/main.c | 86 +++- 1 file changed, 84 insert

[PATCH net-next v2 11/12] nfp: add flower app

2017-06-20 Thread Simon Horman
Add app for flower offload. At this point the PF netdev and phys port representor netdevs are initialised. Follow-up work will add support for VF and PF representors and beyond that offloading the flower classifier. Based in part on work by Benjamin LaHaise and Bert van Leeuwen. Signed-off-by: Si

[PATCH net-next v2 06/12] nfp: add stats and xmit helpers for representors

2017-06-20 Thread Simon Horman
Provide helpers for stats and xmit on representor netdevs. Parts based on work by Bert van Leeuwen, Benjamin LaHaise and Jakub Kicinski. Signed-off-by: Simon Horman Reviewed-by: Jakub Kicinski --- drivers/net/ethernet/netronome/nfp/nfp_net_repr.c | 199 +- drivers/net/ether

Re: [PATCH v2] net/phy: micrel: configure intterupts after autoneg workaround

2017-06-20 Thread Andrew Lunn
On Tue, Jun 20, 2017 at 12:48:11PM -0500, Zach Brown wrote: > The commit ("net/phy: micrel: Add workaround for bad autoneg") fixes an > autoneg failure case by resetting the hardware. This turns off > intterupts. Things will work themselves out if the phy polls, as it will > figure out it's state d

Re: Repeatable inet6_dump_fib crash in stock 4.12.0-rc4+

2017-06-20 Thread Ben Greear
On 06/20/2017 11:05 AM, Michal Kubecek wrote: On Tue, Jun 20, 2017 at 07:12:27AM -0700, Ben Greear wrote: On 06/14/2017 03:25 PM, David Ahern wrote: On 6/14/17 4:23 PM, Ben Greear wrote: On 06/13/2017 07:27 PM, David Ahern wrote: Let's try a targeted debug patch. See attached I had to chan

Re: [PATCH v2] net/phy: micrel: configure intterupts after autoneg workaround

2017-06-20 Thread Florian Fainelli
On 06/20/2017 10:48 AM, Zach Brown wrote: > The commit ("net/phy: micrel: Add workaround for bad autoneg") fixes an > autoneg failure case by resetting the hardware. This turns off > intterupts. Things will work themselves out if the phy polls, as it will > figure out it's state during a poll. Howe

Re: [PATCH] net: phy: smsc: fix buffer overflow in memcpy

2017-06-20 Thread Andrew Lunn
On Tue, Jun 20, 2017 at 10:40:46PM +0200, Arnd Bergmann wrote: > The memcpy annotation triggers for a fixed-length buffer copy: > > In file included from /git/arm-soc/arch/arm64/include/asm/processor.h:30:0, > from /git/arm-soc/arch/arm64/include/asm/spinlock.h:21, >

Re: [RFC 1/2] net-next: fix DSA flow_disection

2017-06-20 Thread Andrew Lunn
> On Tue, Jun 20, 2017 at 07:37:35PM +0200, John Crispin wrote: > > > On 20/06/17 16:01, Andrew Lunn wrote: > >On Tue, Jun 20, 2017 at 10:06:54AM +0200, John Crispin wrote: > >>RPS and probably other kernel features are currently broken on some if not > >>all DSA devices. The root cause of this t

Re: [PATCH 00/51] rtc: stop using rtc deprecated functions

2017-06-20 Thread Thomas Gleixner
On Tue, 20 Jun 2017, Alexandre Belloni wrote: > On 20/06/2017 at 22:15:36 +0100, Russell King - ARM Linux wrote: > > On Tue, Jun 20, 2017 at 05:07:46PM +0200, Benjamin Gaignard wrote: > > > 2017-06-20 15:48 GMT+02:00 Alexandre Belloni > > > : > > > >> Yes, that's argument against changing rtc _driv

Re: [PATCH 00/51] rtc: stop using rtc deprecated functions

2017-06-20 Thread Pavel Machek
Hi! > >> > This is it. > >> > https://patchwork.kernel.org/patch/6219401/ > >> > >> Thanks. > >> > >> Yes, that's argument against changing rtc _drivers_ for hardware that > >> can not do better than 32bit. For generic code (such as 44/51 sysfs, > >> 51/51 suspend test), the change still makes sen

[PATCH] [PATCH v2 net-next] bonding: Convert multiple netdev_info messages to netdev_dbg

2017-06-20 Thread Michael J Dilmore
The bond_options.c file contains several netdev_info messages that clutter kernel output. This patch changes all netdev_info messages to netdev_dbg and adds a netdev debug for the packets per slave parameter. Suggested-by: Joe Perches Signed-off-by: Michael J Dilmore --- drivers/net/bonding/bo

Re: [PATCH 00/51] rtc: stop using rtc deprecated functions

2017-06-20 Thread Russell King - ARM Linux
On Wed, Jun 21, 2017 at 12:00:30AM +0200, Thomas Gleixner wrote: > Yes, but there are still quite some issues to solve there: > > 1) How do you tell the system that it should apply the offset in the > first place, i.e at boot time before NTP or any other mechanism can > correct it

Re: [PATCH] [PATCH v2 net-next] bonding: Convert multiple netdev_info messages to netdev_dbg

2017-06-20 Thread Joe Perches
On Tue, 2017-06-20 at 23:05 +0100, Michael J Dilmore wrote: > The bond_options.c file contains several netdev_info messages that clutter > kernel output. This patch changes all netdev_info messages > to netdev_dbg and adds a netdev debug for the packets per slave parameter. Hey Michael. You shou

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Re: [PATCH] liquidio: stop using huge static buffer, save 4096k in .data

2017-06-20 Thread David Miller
From: Felix Manlunas Date: Tue, 20 Jun 2017 13:51:25 -0700 > From: Derek Chickles > Date: Tue, 20 Jun 2017 13:15:34 -0700 > >> > From: David Miller [mailto:da...@davemloft.net] >> > Sent: Tuesday, June 20, 2017 12:22 PM >> > >> > From: Denys Vlasenko >> > Date: Mon, 19 Jun 2017 21:50:52 +0200

[net-next 00/15][pull request] 40GbE Intel Wired LAN Driver Updates 2017-06-20

2017-06-20 Thread Jeff Kirsher
This series contains updates to i40e and i40evf only. Björn adds additional XDP support for i40e, by adding pass and drop actions and XDP_TX action support. Jake fixes a possible NULL pointer dereference in i40evf_get_ethtool_stats() which could occur if the VF fails to recover from a reset, and

[net-next 11/15] i40e: Add support for OEM firmware version

2017-06-20 Thread Jeff Kirsher
From: Filip Sadowski This patch adds support for OEM firmware version. If OEM specific adapter is detected ethtool reports OEM product version in firmware version string instead of etrack id. Signed-off-by: Filip Sadowski Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/e

[net-next 06/15] i40e: comment that udp_port must be in host byte order

2017-06-20 Thread Jeff Kirsher
From: Jacob Keller The firmware expects the port number passed when setting up the UDP tunnel configuration to be in Little Endian format. The i40e_aq_add_udp_tunnel command byte swaps the value from host order to Little Endian. Since commit fe0b0cd97b4f ("i40e: send correct port number to Admin

[net-next 09/15] i40e: Add message for unsupported MFP mode

2017-06-20 Thread Jeff Kirsher
From: Carolyn Wyborny This patch adds a check and message if the device is in MFP mode as changing RSS input set is not supported in MFP mode. Signed-off-by: Carolyn Wyborny Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 6 ++ 1

[net-next 14/15] i40e: Handle PE_CRITERR properly with IWARP enabled

2017-06-20 Thread Jeff Kirsher
From: Catherine Sullivan When IWARP is enabled, we weren't clearing the PE_CRITERR, just logging it and removing it from the mask. We need to do a corer to reset the PE_CRITERR register, so set the bit for that as we handle the interrupt. We should also be checking for the error against the PFIN

[net-next 07/15] i40e: Fix potential out of bound array access

2017-06-20 Thread Jeff Kirsher
From: Sudheer Mogilappagari This is a fix for the static code analysis issue where dcbcfg->numapps could be greater than size of array (i.e dcbcfg->app[I40E_DCBX_MAX_APPS]). The fix makes sure that the array is not accessed past the size of of the array (i.e. I40E_DCBX_MAX_APPS). Copyright updat

[net-next 15/15] i40e: don't hold RTNL lock for the entire reset

2017-06-20 Thread Jeff Kirsher
From: Jacob Keller We recently refactored i40e_do_reset() and its friends to be able to hold the RTNL lock only for the portions that actually need to be protected. However, a separate refactoring added several new callers of these functions during the PCIe error recovery and suspend/resume cycle

[net-next 02/15] i40e: add support for XDP_TX action

2017-06-20 Thread Jeff Kirsher
From: Björn Töpel This patch adds proper XDP_TX action support. For each Tx ring, an additional XDP Tx ring is allocated and setup. This version does the DMA mapping in the fast-path, which will penalize performance for IOMMU enabled systems. Further, debugfs support is not wired up for the XDP T

[net-next 12/15] i40e: fix disabling overflow promiscuous mode

2017-06-20 Thread Jeff Kirsher
From: Alan Brady There exists a bug in which the driver does not correctly exit overflow promiscuous mode. This can occur if "too many" mac filters are added, putting the driver into overflow promiscuous mode, and the filters are then removed. When the failed filters are removed, the driver rep

[net-next 10/15] i40e: genericize the partition bandwidth control

2017-06-20 Thread Jeff Kirsher
From: Shannon Nelson Partition bandwidth control is not in just one form of MFP (multi-function partitioning), so make the code more generic and be sure to nudge the Tx scheduler for all MFP. Copyright updated to 2017. Signed-off-by: Shannon Nelson Signed-off-by: Mitch Williams Tested-by: And

[net-next 08/15] i40e: Support firmware CEE DCB UP to TC map re-definition

2017-06-20 Thread Jeff Kirsher
From: Greg Bowers Changes parsing of FW 4.33 AQ command Get CEE DCBX OPER CFG (0x0A07). Change is required because FW now creates the oper_prio_tc nibbles reversed from those in the CEE Priority Group sub-TLV. This change will only apply to FW 4.33 as future FW versions will use a different funct

[net-next 13/15] i40e: clear only cause_ena bit

2017-06-20 Thread Jeff Kirsher
From: Shannon Nelson When disabling interrupts, we should only be clearing the CAUSE_ENA bit, not clearing the whole register. Clearing the whole register sets the NEXTQ_IDX field to 0 instead of 0x7ff which can confuse the Firmware in some reset sequences. Signed-off-by: Shannon Nelson Signed

[net-next 05/15] i40e: use dev_dbg instead of dev_info when warning about missing routine

2017-06-20 Thread Jeff Kirsher
From: Jacob Keller When searching for the vf_capability client routine, dev_info() was used, instead of the normal dev_dbg(). This causes the message to be displayed at standard log levels which can cause administrators to worry. Avoid this by using dev_dbg instead. Copyright updated to 2017. S

[net-next 04/15] i40e/i40evf: update WOL and I40E_AQC_ADDR_VALID_MASK flags

2017-06-20 Thread Jeff Kirsher
From: Alice Michael Update a few flags related to FW interactions. Copyright updated to 2017. Signed-off-by: Alice Michael Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h | 4 ++-- drivers/net/ethernet/intel/i40evf/i40e_adminq_cmd

[net-next 03/15] i40evf: assign num_active_queues inside i40evf_alloc_queues

2017-06-20 Thread Jeff Kirsher
From: Jacob Keller The variable num_active_queues represents the number of active queues we have for the device. We assign this pretty early in i40evf_init_subtask. Several code locations are written with loops over the tx_rings and rx_rings structures, which don't get allocated until i40evf_all

[net-next 01/15] i40e: add XDP support for pass and drop actions

2017-06-20 Thread Jeff Kirsher
From: Björn Töpel This commit adds basic XDP support for i40e derived NICs. All XDP actions will end up in XDP_DROP. Signed-off-by: Björn Töpel Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/i40e/i40e.h | 7 ++ drivers/net/ethernet/intel/i40e/i40e_

linux-next: manual merge of the net-next tree with the net tree

2017-06-20 Thread Stephen Rothwell
Hi all, Today's linux-next merge of the net-next tree got a conflict in: net/core/rtnetlink.c between commit: db833d40ad32 ("rtnetlink: add IFLA_GROUP to ifla_policy") from the net tree and commit: 3d3ea5af5c0b ("rtnl: Add support for netdev event to link messages") from the net-next t

linux-next: manual merge of the net-next tree with the pci tree

2017-06-20 Thread Stephen Rothwell
Hi all, Today's linux-next merge of the net-next tree got a conflict in: drivers/net/wireless/marvell/mwifiex/pcie.c between commit: c336cc0ee4eb ("PCI: Split ->reset_notify() method into ->reset_prepare() and ->reset_done()") from the pci tree and commit: 68efd0386988 ("mwifiex: pcie:

Re: [PATCH NET] net/hns:bugfix of ethtool -t phy self_test

2017-06-20 Thread l00371289
Hi, Andrew On 2017/6/20 21:27, Andrew Lunn wrote: > On Tue, Jun 20, 2017 at 11:05:54AM +0800, l00371289 wrote: >> hi, Florian >> >> On 2017/6/20 5:00, Florian Fainelli wrote: >>> On 06/16/2017 02:24 AM, Lin Yun Sheng wrote: This patch fixes the phy loopback self_test failed issue. when M

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