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2014-03-25Merge branch 'for-davem' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next John W. Linville says: ==================== Please pull this batch of wireless updates intended for 3.15! For the mac80211 bits, Johannes says: "This has a whole bunch of bugfixes for things that went into -next previously as well as some other bugfixes I didn't want to rush into 3.14 at this point. The rest of it is some cleanups and a few small features, the biggest of which is probably Janusz's regulatory DFS CAC time code." For the Bluetooth bits, Gustavo says: "One more pull request to 3.15. This is mostly and bug fix pull request, it contains several fixes and clean up all over the tree, plus some small new features." For the NFC bits, Samuel says: "This is the NFC pull request for 3.15. With this one we have: - Support for ISO 15693 a.k.a. NFC vicinity a.k.a. Type 5 tags. ISO 15693 are long range (1 - 2 meters) vicinity tags/cards. The kernel now supports those through the NFC netlink and digital APIs. - Support for TI's trf7970a chipset. This chipset relies on the NFC digital layer and the driver currently supports type 2, 4A and 5 tags. - Support for NXP's pn544 secure firmare download. The pn544 C3 chipsets relies on a different firmware download protocal than the C2 one. We now support both and use the right one depending on the version we detect at runtime. - Support for 4A tags from the NFC digital layer. - A bunch of cleanups and minor fixes from Axel Lin and Thierry Escande." For the iwlwifi bits, Emmanuel says: "We were sending a host command while the mutex wasn't held. This led to hard-to-catch races." And... "I have a fix for a "merge damage" which is not really a merge damage: it enables scheduled scan which has been disabled in wireless.git. Since you merged wireless.git into wireless-next.git, this can now be fixed in wireless-next.git. Besides this, Alex made a workaround for a hardware bug. This fix allows us to consume less power in S3. Arik and Eliad continue to work on D0i3 which is a run-time power saving feature. Eliad also contributes a few bits to the rate scaling logic to which Eyal adds his own contribution. Avri dives deep in the power code - newer firmware will allow to enable power save in newer scenarios. Johannes made a few clean-ups. I have the regular amount of BT Coex boring stuff. I disable uAPSD since we identified firmware bugs that cause packet loss. One thing that do stand out is the udev event that we now send when the FW asserts. I hope it will allow us to debug the FW more easily." Also included is one last iwlwifi pull for a build breakage fix... For the Atheros bits, Kalle says: "Michal now did some optimisations and was able to improve throughput by 100 Mbps on our MIPS based AP135 platform. Chun-Yeow added some workarounds to be able to better use ad-hoc mode. Ben improved log messages and added support for MSDU chaining. And, as usual, also some smaller fixes." Beyond that... Andrea Merello continues his rtl8180 refactoring, in preparation for a long-awaited rtl8187 driver. We get a new driver (rsi) for the RS9113 chip, from Fariya Fatima. And, of course, we get the usual round of updates for ath9k, brcmfmac, mwifiex, wil6210, etc. as well. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-21ptp: introduce programmable pins.Richard Cochran
This patch adds a pair of new ioctls to the PTP Hardware Clock device interface. Using the ioctls, user space programs can query each pin to find out its current function and also reprogram a different function if desired. Signed-off-by: Richard Cochran <richardcochran@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-21Merge branch 'master' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
2014-03-20USB: cdc: add MBIM extended functional descriptor structureBen Chan
This patch adds the MBIM extended functional descriptor structure defined in "Universal Serial Bus Communications Class Subclass Specification for Mobile Broadband Interface Model, Revision 1.0, Errata-1" published by USB-IF. Signed-off-by: Ben Chan <benchan@chromium.org> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-20Merge branch 'for-john' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next
2014-03-18Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next Steffen Klassert says: ==================== One patch to rename a newly introduced struct. The rest is the rework of the IPsec virtual tunnel interface for ipv6 to support inter address family tunneling and namespace crossing. 1) Rename the newly introduced struct xfrm_filter to avoid a conflict with iproute2. From Nicolas Dichtel. 2) Introduce xfrm_input_afinfo to access the address family dependent tunnel callback functions properly. 3) Add and use a IPsec protocol multiplexer for ipv6. 4) Remove dst_entry caching. vti can lookup multiple different dst entries, dependent of the configured xfrm states. Therefore it does not make to cache a dst_entry. 5) Remove caching of flow informations. vti6 does not use the the tunnel endpoint addresses to do route and xfrm lookups. 6) Update the vti6 to use its own receive hook. 7) Remove the now unused xfrm_tunnel_notifier. This was used from vti and is replaced by the IPsec protocol multiplexer hooks. 8) Support inter address family tunneling for vti6. 9) Check if the tunnel endpoints of the xfrm state and the vti interface are matching and return an error otherwise. 10) Enable namespace crossing for vti devices. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-17Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next Pablo Neira Ayuso says: ==================== Netfilter/IPVS updates for net-next The following patchset contains Netfilter/IPVS updates for net-next, most relevantly they are: * cleanup to remove double semicolon from stephen hemminger. * calm down sparse warning in xt_ipcomp, from Fan Du. * nf_ct_labels support for nf_tables, from Florian Westphal. * new macros to simplify rcu dereferences in the scope of nfnetlink and nf_tables, from Patrick McHardy. * Accept queue and drop (including reason for drop) to verdict parsing in nf_tables, also from Patrick. * Remove unused random seed initialization in nfnetlink_log, from Florian Westphal. * Allow to attach user-specific information to nf_tables rules, useful to attach user comments to rule, from me. * Return errors in ipset according to the manpage documentation, from Jozsef Kadlecsik. * Fix coccinelle warnings related to incorrect bool type usage for ipset, from Fengguang Wu. * Add hash:ip,mark set type to ipset, from Vytas Dauksa. * Fix message for each spotted by ipset for each netns that is created, from Ilia Mirkin. * Add forceadd option to ipset, which evicts a random entry from the set if it becomes full, from Josh Hunt. * Minor IPVS cleanups and fixes from Andi Kleen and Tingwei Liu. * Improve conntrack scalability by removing a central spinlock, original work from Eric Dumazet. Jesper Dangaard Brouer took them over to address remaining issues. Several patches to prepare this change come in first place. * Rework nft_hash to resolve bugs (leaking chain, missing rcu synchronization on element removal, etc. from Patrick McHardy. * Restore context in the rule deletion path, as we now release rule objects synchronously, from Patrick McHardy. This gets back event notification for anonymous sets. * Fix NAT family validation in nft_nat, also from Patrick. * Improve scalability of xt_connlimit by using an array of spinlocks and by introducing a rb-tree of hashtables for faster lookup of accounted objects per network. This patch was preceded by several patches and refactorizations to accomodate this change including the use of kmem_cache, from Florian Westphal. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-17Merge tag 'nfc-next-3.15-1' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/sameo/nfc-next Samuel Ortiz <sameo@linux.intel.com> says: "NFC: 3.15: First pull request This is the NFC pull request for 3.15. With this one we have: - Support for ISO 15693 a.k.a. NFC vicinity a.k.a. Type 5 tags. ISO 15693 are long range (1 - 2 meters) vicinity tags/cards. The kernel now supports those through the NFC netlink and digital APIs. - Support for TI's trf7970a chipset. This chipset relies on the NFC digital layer and the driver currently supports type 2, 4A and 5 tags. - Support for NXP's pn544 secure firmare download. The pn544 C3 chipsets relies on a different firmware download protocal than the C2 one. We now support both and use the right one depending on the version we detect at runtime. - Support for 4A tags from the NFC digital layer. - A bunch of cleanups and minor fixes from Axel Lin and Thierry Escande." Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-03-14ether: add loopback type ETH_P_LOOPBACKVeaceslav Falico
Per IEEE 802.3*, the correct packet type for loopback 0x9000. There's already one ETH_P_LOOP 0x0060, which has been there for ages, however it's plainly wrong as anything that small is considered a length field. We can't remove it because legacy, so add a new type which corresponds to the correct id. http://www.iana.org/assignments/ieee-802-numbers/ieee-802-numbers.xhtml CC: "David S. Miller" <davem@davemloft.net> CC: Stefan Richter <stefanr@s5r6.in-berlin.de> CC: Simon Wunderlich <sw@simonwunderlich.de> CC: Neil Jerram <Neil.Jerram@metaswitch.com> CC: Simon Horman <horms@verge.net.au> CC: Arvid Brodin <Arvid.Brodin@xdin.com> Signed-off-by: Veaceslav Falico <vfalico@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-13Merge branch 'master' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem Conflicts: drivers/net/wireless/ath/ath9k/recv.c
2014-03-07can: allow to change the device mtu for CAN FD capable devicesOliver Hartkopp
The configuration for CAN FD depends on CAN_CTRLMODE_FD enabled in the driver specific ctrlmode_supported capabilities. The configuration can be done either with the 'fd { on | off }' option in the 'ip' tool from iproute2 or by setting the CAN netdevice MTU to CAN_MTU (16) or to CANFD_MTU (72). Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net> Acked-by: Stephane Grosjean <s.grosjean@peak-system.com> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2014-03-07can: introduce the data bitrate configuration for CAN FDOliver Hartkopp
As CAN FD offers a second bitrate for the data section of the CAN frame the infrastructure for storing and configuring this second bitrate is introduced. Improved the readability of the if-statement by inserting some newlines. Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net> Acked-by: Stephane Grosjean <s.grosjean@peak-system.com> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2014-03-07xfrm: rename struct xfrm_filterNicolas Dichtel
iproute2 already defines a structure with that name, let's use another one to avoid any conflict. CC: Stephen Hemminger <stephen@networkplumber.org> Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
2014-03-06netfilter: ipset: add forceadd kernel support for hash set typesJosh Hunt
Adds a new property for hash set types, where if a set is created with the 'forceadd' option and the set becomes full the next addition to the set may succeed and evict a random entry from the set. To keep overhead low eviction is done very simply. It checks to see which bucket the new entry would be added. If the bucket's pos value is non-zero (meaning there's at least one entry in the bucket) it replaces the first entry in the bucket. If pos is zero, then it continues down the normal add process. This property is useful if you have a set for 'ban' lists where it may not matter if you release some entries from the set early. Signed-off-by: Josh Hunt <johunt@akamai.com> Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
2014-03-06netfilter: ipset: kernel: uapi: fix MARKMASK attr ABI breakageFlorian Westphal
commit 2dfb973c0dcc6d2211 (add markmask for hash:ip,mark data type) inserted IPSET_ATTR_MARKMASK in-between other enum values, i.e. changing values of all further attributes. This causes 'ipset list' segfault on existing kernels since ipset no longer finds IPSET_ATTR_MEMSIZE (it has a different value on kernel side). Jozsef points out it should be moved below IPSET_ATTR_MARK which works since there is some extra reserved space after that value. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
2014-03-06netfilter: ipset: Prepare the kernel for create option flags when no ↵Jozsef Kadlecsik
extension is needed Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
2014-03-06netfilter: ipset: add markmask for hash:ip,mark data typeVytas Dauksa
Introduce packet mark mask for hash:ip,mark data type. This allows to set mark bit filter for the ip set. Change-Id: Id8dd9ca7e64477c4f7b022a1d9c1a5b187f1c96e Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
2014-03-06netfilter: ipset: add hash:ip,mark data type to ipsetVytas Dauksa
Introduce packet mark support with new ip,mark hash set. This includes userspace and kernelspace code, hash:ip,mark set tests and man page updates. The intended use of ip,mark set is similar to the ip:port type, but for protocols which don't use a predictable port number. Instead of port number it matches a firewall mark determined by a layer 7 filtering program like opendpi. As well as allowing or blocking traffic it will also be used for accounting packets and bytes sent for each protocol. Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
2014-03-04UAPI: add MPLS label stack definitionSimon Wunderlich
Labels for the Multiprotocol Label Switching are defined in RFC 3032 which was superseded by RFC 5462. Add the definition to UAPI and a stub header for include/linux. Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de> Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-04if_ether.h: add IEEE 802.21 EthertypeSimon Wunderlich
Add the Ethertype for IEEE Std 802.21 - Media Independent Handover Protocol. This Ethertype is used for network control messages. Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de> Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-03tcp: snmp stats for Fast Open, SYN rtx, and data pktsYuchung Cheng
Add the following snmp stats: TCPFastOpenActiveFail: Fast Open attempts (SYN/data) failed beacuse the remote does not accept it or the attempts timed out. TCPSynRetrans: number of SYN and SYN/ACK retransmits to break down retransmissions into SYN, fast-retransmits, timeout retransmits, etc. TCPOrigDataSent: number of outgoing packets with original data (excluding retransmission but including data-in-SYN). This counter is different from TcpOutSegs because TcpOutSegs also tracks pure ACKs. TCPOrigDataSent is more useful to track the TCP retransmission rate. Change TCPFastOpenActive to track only successful Fast Opens to be symmetric to TCPFastOpenPassive. Signed-off-by: Yuchung Cheng <ycheng@google.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: Nandita Dukkipati <nanditad@google.com> Signed-off-by: Lawrence Brakmo <brakmo@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-27net: move net_device priv_flags out from UAPILuis R. Rodriguez
These are private to userspace, and they're unstable anyway and can be shuffled at will (see 080e4130b1fb) so any userspace application relying on them is on crack. Test compiled with allyesconfig. mcgrof@drvbp1 /pub/mem/mcgrof/net-next (git::master)$ make allyesconfig mcgrof@drvbp1 /pub/mem/mcgrof/net-next (git::master)$ time make -j 20 ... BUILD arch/x86/boot/bzImage Setup is 16992 bytes (padded to 17408 bytes). System is 56153 kB CRC 721d2751 Kernel: arch/x86/boot/bzImage is ready (#1) real 19m35.744s user 280m37.984s sys 27m54.104s Cc: netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org Cc: Ben Hutchings <ben@decadent.org.uk> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: David Miller <davem@davemloft.net> Signed-off-by: Luis R. Rodriguez <mcgrof@suse.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-27net: kdoc struct net_device flags and priv_flagsLuis R. Rodriguez
We have documentation for these flags but they're scattered all over the place. #defines don't allow documentation to be written easily so to help to start bringing some documentation together use the enums kdoc practice but keep the defines to allow userspace to be able to #ifdef them. I've verified the same values are assigned before and after with a simple userspace test program [0] and checksumming the output. [0] http://drvbp1.linux-foundation.org/~mcgrof/kdoc/netdev_flags/ mcgrof@gnat ~/tmp $ ./check-flags | sha1sum 0ec5b6b1840aa3bb9ce464e61c564820871c92c3 - Cc: netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org Cc: Ben Hutchings <ben@decadent.org.uk> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: David Miller <davem@davemloft.net> Signed-off-by: Luis R. Rodriguez <mcgrof@suse.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-27netfilter: nf_tables: add optional user data area to rulesPablo Neira Ayuso
This allows us to store user comment strings, but it could be also used to store any kind of information that the user application needs to link to the rule. Scratch 8 bits for the new ulen field that indicates the length the user data area. 4 bits from the handle (so it's 42 bits long, according to Patrick, it would last 139 years with 1000 new rules per second) and 4 bits from dlen (so the expression data area is 4K, which seems sufficient by now even considering the compatibility layer). Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> Acked-by: Patrick McHardy <kaber@trash.net>
2014-02-26tcp: switch rtt estimations to usec resolutionEric Dumazet
Upcoming congestion controls for TCP require usec resolution for RTT estimations. Millisecond resolution is simply not enough these days. FQ/pacing in DC environments also require this change for finer control and removal of bimodal behavior due to the current hack in tcp_update_pacing_rate() for 'small rtt' TCP_CONG_RTT_STAMP is no longer needed. As Julian Anastasov pointed out, we need to keep user compatibility : tcp_metrics used to export RTT and RTTVAR in msec resolution, so we added RTT_US and RTTVAR_US. An iproute2 patch is needed to use the new attributes if provided by the kernel. In this example ss command displays a srtt of 32 usecs (10Gbit link) lpk51:~# ./ss -i dst lpk52 Netid State Recv-Q Send-Q Local Address:Port Peer Address:Port tcp ESTAB 0 1 10.246.11.51:42959 10.246.11.52:64614 cubic wscale:6,6 rto:201 rtt:0.032/0.001 ato:40 mss:1448 cwnd:10 send 3620.0Mbps pacing_rate 7240.0Mbps unacked:1 rcv_rtt:993 rcv_space:29559 Updated iproute2 ip command displays : lpk51:~# ./ip tcp_metrics | grep 10.246.11.52 10.246.11.52 age 561.914sec cwnd 10 rtt 274us rttvar 213us source 10.246.11.51 Old binary displays : lpk51:~# ip tcp_metrics | grep 10.246.11.52 10.246.11.52 age 561.914sec cwnd 10 rtt 250us rttvar 125us source 10.246.11.51 With help from Julian Anastasov, Stephen Hemminger and Yuchung Cheng Signed-off-by: Eric Dumazet <edumazet@google.com> Acked-by: Neal Cardwell <ncardwell@google.com> Cc: Stephen Hemminger <stephen@networkplumber.org> Cc: Yuchung Cheng <ycheng@google.com> Cc: Larry Brakmo <brakmo@google.com> Cc: Julian Anastasov <ja@ssi.bg> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-26ipv6: yet another new IPV6_MTU_DISCOVER option IPV6_PMTUDISC_OMITHannes Frederic Sowa
This option has the same semantic as IP_PMTUDISC_OMIT for IPv4 which got recently introduced. It doesn't honor the path mtu discovered by the host but in contrary to IPV6_PMTUDISC_INTERFACE allows the generation of fragments if the packet size exceeds the MTU of the outgoing interface MTU. Fixes: 93b36cf3425b9b ("ipv6: support IPV6_PMTU_INTERFACE on sockets") Cc: Florian Weimer <fweimer@redhat.com> Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-26ipv4: yet another new IP_MTU_DISCOVER option IP_PMTUDISC_OMITHannes Frederic Sowa
IP_PMTUDISC_INTERFACE has a design error: because it does not allow the generation of fragments if the interface mtu is exceeded, it is very hard to make use of this option in already deployed name server software for which I introduced this option. This patch adds yet another new IP_MTU_DISCOVER option to not honor any path mtu information and not accepting new icmp notifications destined for the socket this option is enabled on. But we allow outgoing fragmentation in case the packet size exceeds the outgoing interface mtu. As such this new option can be used as a drop-in replacement for IP_PMTUDISC_DONT, which is currently in use by most name server software making the adoption of this option very smooth and easy. The original advantage of IP_PMTUDISC_INTERFACE is still maintained: ignoring incoming path MTU updates and not honoring discovered path MTUs in the output path. Fixes: 482fc6094afad5 ("ipv4: introduce new IP_MTU_DISCOVER mode IP_PMTUDISC_INTERFACE") Cc: Florian Weimer <fweimer@redhat.com> Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-26net: tcp: add mib counters to track zero window transitionsFlorian Westphal
Three counters are added: - one to track when we went from non-zero to zero window - one to track the reverse - one counter incremented when we want to announce zero window, but can't because we would shrink current window. Suggested-by: Eric Dumazet <edumazet@google.com> Signed-off-by: Florian Westphal <fw@strlen.de> Acked-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-26net: order MPLS ethertypes numericallyNeil Jerram
All ethertypes other than ETH_P_MPLS_UC, ETH_P_MPLS_MC and ETH_P_ATMMPOA were already ordered numerically. This commit moves those three ETH_P_... values into correct numerical order too. Signed-off-by: Neil Jerram <Neil.Jerram@metaswitch.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-25cfg80211: regulatory: allow getting DFS CAC time from userspaceJanusz Dziedzic
Introduce DFS CAC time as a regd param, configured per REG_RULE and set per channel in cfg80211. DFS CAC time is close connected with regulatory database configuration. Instead of using hardcoded values, get DFS CAC time form regulatory database. Pass DFS CAC time to user mode (mainly for iw reg get, iw list, iw info). Allow setting DFS CAC time via CRDA. Add support for internal regulatory database. Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com> [rewrap commit log] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-02-24Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next Steffen Klassert says: ==================== 1) Introduce skb_to_sgvec_nomark function to add further data to the sg list without calling sg_unmark_end first. Needed to add extended sequence number informations. From Fan Du. 2) Add IPsec extended sequence numbers support to the Authentication Header protocol for ipv4 and ipv6. From Fan Du. 3) Make the IPsec flowcache namespace aware, from Fan Du. 4) Avoid creating temporary SA for every packet when no key manager is registered. From Horia Geanta. 5) Support filtering of SA dumps to show only the SAs that match a given filter. From Nicolas Dichtel. 6) Remove caching of xfrm_policy_sk_bundles. The cached socket policy bundles are never used, instead we create a new cache entry whenever xfrm_lookup() is called on a socket policy. Most protocols cache the used routes to the socket, so this caching is not needed. 7) Fix a forgotten SADB_X_EXT_FILTER length check in pfkey, from Nicolas Dichtel. 8) Cleanup error handling of xfrm_state_clone. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-21cfg80211: regulatory: introduce NL80211_RRF_AUTO_BW rule flagJanusz Dziedzic
Introduce NL80211_RRF_AUTO_BW rule flag. If this flag set maximum available bandwidth should be calculated base on contiguous rules and wider channels will be allowed to cross multiple contiguous/overlapping frequency ranges. In case of old kernels maximum bandwidth from regulatory rule will be used, while there is no NL80211_RRF_AUTO_BW flag. This fixes the previous commit 9752482083066af7ac18a5ca376f ("cfg80211: regulatory introduce maximum bandwidth calculation") which was found to be a problem for userspace API compatibility. Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com> [edit commit log, use sizeof()] Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-02-20Merge branch 'master' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
2014-02-20cfg80211: document sched_scan_stop synchronous behaviourJohannes Berg
Due to userspace assumptions, the sched_scan_stop operation must be synchronous, i.e. once it returns a new scheduled scan must be able to start immediately. Document this in the API. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-02-20cfg80211: Pass TDLS peer capability information in tdls_mgmtSunil Dutt Undekari
While framing the TDLS Setup Confirmation frame, the driver needs to know if the TDLS peer is VHT/HT/WMM capable and thus shall construct the VHT/HT operation / WMM parameter elements accordingly. Supplicant determines if the TDLS peer is VHT/HT/WMM capable based on the presence of the respective IEs in the received TDLS Setup Response frame. The host driver should not need to parse the received TDLS Response frame and thus, should be able to rely on the supplicant to indicate the capability of the peer through additional flags while transmitting the TDLS Setup Confirmation frame through tdls_mgmt operations. Signed-off-by: Sunil Dutt Undekari <usdutt@qti.qualcomm.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-02-20Merge remote-tracking branch 'wireless-next/master' into mac80211-nextJohannes Berg
2014-02-19netfilter: nft_ct: labels get supportFlorian Westphal
This also adds NF_CT_LABELS_MAX_SIZE so it can be re-used as BUILD_BUG_ON in nft_ct. At this time, nft doesn't yet support writing to the label area; when this changes the label->words handling needs to be moved out of xt_connlabel.c into nf_conntrack_labels.c. Also removes a useless run-time check: words cannot grow beyond 4 (32 bit) or 2 (64bit) since xt_connlabel enforces a maximum of 128 labels. Signed-off-by: Florian Westphal <fw@strlen.de> Acked-by: Patrick McHardy <kaber@trash.net> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2014-02-19Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netDavid S. Miller
Conflicts: drivers/net/bonding/bond_3ad.h drivers/net/bonding/bond_main.c Two minor conflicts in bonding, both of which were overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-17ipsec: add support of limited SA dumpNicolas Dichtel
The goal of this patch is to allow userland to dump only a part of SA by specifying a filter during the dump. The kernel is in charge to filter SA, this avoids to generate useless netlink traffic (it save also some cpu cycles). This is particularly useful when there is a big number of SA set on the system. Note that I removed the union in struct xfrm_state_walk to fix a problem on arm. struct netlink_callback->args is defined as a array of 6 long and the first long is used in xfrm code to flag the cb as initialized. Hence, we must have: sizeof(struct xfrm_state_walk) <= sizeof(long) * 5. With the union, it was false on arm (sizeof(struct xfrm_state_walk) was sizeof(long) * 7), due to the padding. In fact, whatever the arch is, this union seems useless, there will be always padding after it. Removing it will not increase the size of this struct (and reduce it on arm). Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
2014-02-16NFC: Add ISO/IEC 15693 header definitionsMark A. Greer
Add the header definitions required by upcoming patches that add support for ISO/IEC 15693. Signed-off-by: Mark A. Greer <mgreer@animalcreek.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2014-02-16Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs Pull btrfs fixes from Chris Mason: "We have a small collection of fixes in my for-linus branch. The big thing that stands out is a revert of a new ioctl. Users haven't shipped yet in btrfs-progs, and Dave Sterba found a better way to export the information" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: Btrfs: use right clone root offset for compressed extents btrfs: fix null pointer deference at btrfs_sysfs_add_one+0x105 Btrfs: unset DCACHE_DISCONNECTED when mounting default subvol Btrfs: fix max_inline mount option Btrfs: fix a lockdep warning when cleaning up aborted transaction Revert "btrfs: add ioctl to export size of global metadata reservation"
2014-02-14Merge tag 'char-misc-3.14-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc Pull char/misc fixes from Greg KH: "Here are some small char/misc driver fixes, along with some documentation updates, for 3.14-rc3. Nothing major, just a number of fixes for reported issues" * tag 'char-misc-3.14-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: Revert "misc: eeprom: sunxi: Add new compatibles" Revert "ARM: sunxi: dt: Convert to the new SID compatibles" misc: mic: fix possible signed underflow (undefined behavior) in userspace API ARM: sunxi: dt: Convert to the new SID compatibles misc: eeprom: sunxi: Add new compatibles misc: genwqe: Fix potential memory leak when pinning memory Documentation:Update Documentation/zh_CN/arm64/memory.txt Documentation:Update Documentation/zh_CN/arm64/booting.txt Documentation:Chinese translation of Documentation/arm64/tagged-pointers.txt raw: set range for MAX_RAW_DEVS raw: test against runtime value of max_raw_minors Drivers: hv: vmbus: Don't timeout during the initial connection with host Drivers: hv: vmbus: Specify the target CPU that should receive notification VME: Correct read/write alignment algorithm mei: don't unset read cb ptr on reset mei: clear write cb from waiting list on reset
2014-02-14Revert "btrfs: add ioctl to export size of global metadata reservation"Chris Mason
This reverts commit 01e219e8069516cdb98594d417b8bb8d906ed30d. David Sterba found a different way to provide these features without adding a new ioctl. We haven't released any progs with this ioctl yet, so I'm taking this out for now until we finalize things. Signed-off-by: Chris Mason <clm@fb.com> Signed-off-by: David Sterba <dsterba@suse.cz> CC: Jeff Mahoney <jeffm@suse.com>
2014-02-14tcp: add pacing_rate information into tcp_infoEric Dumazet
Add two new fields to struct tcp_info, to report sk_pacing_rate and sk_max_pacing_rate to monitoring applications, as ss from iproute2. User exported fields are 64bit, even if kernel is currently using 32bit fields. lpaa5:~# ss -i .. skmem:(r0,rb357120,t0,tb2097152,f1584,w1980880,o0,bl0) ts sack cubic wscale:6,6 rto:400 rtt:0.875/0.75 mss:1448 cwnd:1 ssthresh:12 send 13.2Mbps pacing_rate 3336.2Mbps unacked:15 retrans:1/5448 lost:15 rcv_space:29200 Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-13Merge tag 'linux-can-next-for-3.15-20140212' of ↵David S. Miller
git://gitorious.org/linux-can/linux-can-next linux-can-next-for-3.15-20140212 Marc Kleine-Budde says: ==================== this is a pull request of eight patches for net-next/master. Florian Vaussard contributed a series that merged the sja1000 of_platform into the platform driver. The of_platform driver is finally removed. Stephane Grosjean supplied a patch to allocate CANFD skbs. In a patch by Uwe Kleine-König another missing copyright information was added to a userspace header. And a patch by Yoann DI RUZZA that adds listen only mode to the at91_can driver. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-12ethtool: Fix unwanted section breaks in kernel-docBen Hutchings
A colon almost unavoidably starts a new section. The script should be changed to provide a way to avoid this, but for now reword the comments to avoid using colons. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-12ethtool: Move kernel-doc comment next to struct ethtool_dump definitionBen Hutchings
The kernel-doc script does not tolerate the macro definition in between. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-12ethtool: Expand documentation of struct ethtool_perm_addrBen Hutchings
Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-12ethtool: Expand documentation of struct ethtool_statsBen Hutchings
Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-12ethtool: Expand documentation of struct ethtool_testBen Hutchings
Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>