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* Merge branch 'for-john' of ↵John W. Linville2014-04-144-3/+14
|\ | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211
| * mac80211: exclude AP_VLAN interfaces from tx power calculationFelix Fietkau2014-04-111-0/+2
| | | | | | | | | | | | | | | | | | | | Their power value is initialized to zero. This patch fixes an issue where the configured power drops to the minimum value when AP_VLAN interfaces are created/removed. Cc: stable@vger.kernel.org Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
| * mac80211: suppress BSS info change notifications for AP_VLANFelix Fietkau2014-04-111-1/+1
| | | | | | | | | | | | | | Fixes warnings on tx power changes Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
| * mac80211: update last_tx_rate only for data frameChun-Yeow Yeoh2014-04-091-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | Rate controller in firmware may also return the Tx Rate used for management frame that is usually sent as lowest Tx Rate (1Mbps in 2.4GHz). So update the last_tx_rate only if it is data frame. This patch is tested with ath9k_htc. Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
| * mac80211: fix radar_enabled propagationMichal Kazior2014-04-091-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | If chandef had non-HT width it was possible for radar_enabled update to not be propagated properly through drv_config(). This happened because ieee80211_hw_conf_chan() would never see different local->hw.conf.chandef and local->_oper_chandef. This wasn't a problem with HT chandefs because _oper_chandef width is reset to non-HT in ieee80211_free_chanctx() making ieee80211_hw_conf_chan() to kick in. This problem led (at least) ath10k to not start CAC if prior CAC was cancelled and both CACs were requested for identical non-HT chandefs. Signed-off-by: Michal Kazior <michal.kazior@tieto.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
| * mac80211: Disable SMPS for the monitor interfaceIdo Yariv2014-04-091-0/+7
| | | | | | | | | | | | | | | | All antennas should be operational when monitoring to maximize reception. Signed-off-by: Ido Yariv <idox.yariv@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
| * mac80211: fix software remain-on-channel implementationJohannes Berg2014-04-091-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Jouni reported that when doing off-channel transmissions mixed with on-channel transmissions, the on-channel ones ended up on the off-channel in some cases. The reason for that is that during the refactoring of the off- channel code, I lost the part that stopped all activity and as a consequence the on-channel frames (including data frames) were no longer queued but would be transmitted on the temporary channel. Fix this by simply restoring the lost activity stop call. Cc: stable@vger.kernel.org Fixes: 2eb278e083549 ("mac80211: unify SW/offload remain-on-channel") Reported-by: Jouni Malinen <j@w1.fi> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
* | Merge branch 'misc' of ↵Linus Torvalds2014-04-126-120/+196
|\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild Pull misc kbuild changes from Michal Marek: "Here is the non-critical part of kbuild: - One bogus coccinelle check removed, one check fixed not to suggest the obsolete PTR_RET macro - scripts/tags.sh does not index the generated *.mod.c files - new objdiff tool to list differences between two versions of an object file - A fix for scripts/bootgraph.pl" * 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild: scripts/coccinelle: Use PTR_ERR_OR_ZERO scripts/bootgraph.pl: Add graphic header scripts: objdiff: detect object code changes between two commits Coccicheck: Remove memcpy to struct assignment test scripts/tags.sh: Ignore *.mod.c
| * | scripts/coccinelle: Use PTR_ERR_OR_ZEROSachin Kamat2014-04-081-7/+7
| | | | | | | | | | | | | | | | | | | | | | | | PTR_RET is deprecated. Do not recommend its usage anymore. Use PTR_ERR_OR_ZERO instead. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | scripts/bootgraph.pl: Add graphic headerFabian Frederick2014-04-081-2/+40
| | | | | | | | | | | | | | | | | | | | | Adding -header + help function like other .pl in /scripts. Signed-off-by: Fabian Frederick <fabf@skynet.be> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | scripts: objdiff: detect object code changes between two commitsJason Cooper2014-04-082-1/+142
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | objdiff is useful when doing large code cleanups. For example, when removing checkpatch warnings and errors from new drivers in the staging tree. objdiff can be used in conjunction with a git rebase to confirm that each commit made no changes to the resulting object code. It has the same return values as diff(1). This was written specifically to support adding the skein and threefish cryto drivers to the staging tree. I needed a programmatic way to confirm that commits changing >90% of the lines didn't inadvertently change the code. Temporary files (objdump output) are stored in /path/to/linux/.tmp_objdiff 'make mrproper' will remove this directory. Signed-off-by: Jason Cooper <jason@lakedaemon.net> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | Coccicheck: Remove memcpy to struct assignment testPeter Senna Tschudin2014-03-291-103/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The Coccinelle script scripts/coccinelle/misc/memcpy-assign.cocci look for opportunities to replace a call to memcpy by a struct assignment. This patch removes memcpy-assign.cocci as it is not clear that this convention has an impact on the generated code. Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com> Signed-off-by: Michal Marek <mmarek@suse.cz>
| * | scripts/tags.sh: Ignore *.mod.cPrarit Bhargava2014-02-062-7/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | CONFIG_MODVERSIONS=y results in a .mod.c for every compiled file in the kernel. Issuing a 'make cscope' on a compiled kernel tree results in the cscope files containing *.mod.c files. [prarit@prarit linux]# make cscope [prarit@prarit linux]# cat cscope.files | grep mod.c | wc -l 4807 These files are not useful for cscope and should be ignored. For example, # line filename / context / line 1 105 arch/x86/kvm/kvm-intel.mod.c <<GLOBAL>> { 0x618911fc, __VMLINUX_SYMBOL_STR(numa_node) }, 2 508 drivers/block/mtip32xx/mtip32xx.h <<GLOBAL>> int numa_node; 3 55 drivers/block/mtip32xx/mtip32xx.mod.c <<GLOBAL>> { 0x618911fc, __VMLINUX_SYMBOL_STR(numa_node) }, 4 37 drivers/cpufreq/acpi-cpufreq.mod.c <<GLOBAL>> { 0x618911fc, __VMLINUX_SYMBOL_STR(numa_node) }, <snip> Add an export to RCS_FIND_IGNORE so it can be used in scripts/tags.sh and add explicitly ignore *.mod.c files. Signed-off-by: Prarit Bhargava <prarit@redhat.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Kirill Tkhai <tkhai@yandex.ru> Cc: Michael Opdenacker <michael.opdenacker@free-electrons.com> Cc: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: Michal Marek <mmarek@suse.cz>
* | | sym53c8xx_2: Set DID_REQUEUE return code when aborting squeueMikulas Patocka2014-04-121-0/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch fixes I/O errors with the sym53c8xx_2 driver when the disk returns QUEUE FULL status. When the controller encounters an error (including QUEUE FULL or BUSY status), it aborts all not yet submitted requests in the function sym_dequeue_from_squeue. This function aborts them with DID_SOFT_ERROR. If the disk has full tag queue, the request that caused the overflow is aborted with QUEUE FULL status (and the scsi midlayer properly retries it until it is accepted by the disk), but the sym53c8xx_2 driver aborts the following requests with DID_SOFT_ERROR --- for them, the midlayer does just a few retries and then signals the error up to sd. The result is that disk returning QUEUE FULL causes request failures. The error was reproduced on 53c895 with COMPAQ BD03685A24 disk (rebranded ST336607LC) with command queue 48 or 64 tags. The disk has 64 tags, but under some access patterns it return QUEUE FULL when there are less than 64 pending tags. The SCSI specification allows returning QUEUE FULL anytime and it is up to the host to retry. Signed-off-by: Mikulas Patocka <mpatocka@redhat.com> Cc: Matthew Wilcox <matthew@wil.cx> Cc: James Bottomley <JBottomley@Parallels.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | powerpc: Don't try to set LPCR unless we're in hypervisor modePaul Mackerras2014-04-121-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commit 8f619b5429d9 ("powerpc/ppc64: Do not turn AIL (reloc-on interrupts) too early") added code to set the AIL bit in the LPCR without checking whether the kernel is running in hypervisor mode. The result is that when the kernel is running as a guest (i.e., under PowerKVM or PowerVM), the processor takes a privileged instruction interrupt at that point, causing a panic. The visible result is that the kernel hangs after printing "returning from prom_init". This fixes it by checking for hypervisor mode being available before setting LPCR. If we are not in hypervisor mode, we enable relocation-on interrupts later in pSeries_setup_arch using the H_SET_MODE hcall. Signed-off-by: Paul Mackerras <paulus@samba.org> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | futex: update documentation for ordering guaranteesDavidlohr Bueso2014-04-121-9/+23
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commits 11d4616bd07f ("futex: revert back to the explicit waiter counting code") and 69cd9eba3886 ("futex: avoid race between requeue and wake") changed some of the finer details of how we think about futexes. One was a late fix and the other a consequence of overlooking the whole requeuing logic. The first change caused our documentation to be incorrect, and the second made us aware that we need to explicitly add more details to it. Signed-off-by: Davidlohr Bueso <davidlohr@hp.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds2014-04-12102-433/+420
|\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pull yet more networking updates from David Miller: 1) Various fixes to the new Redpine Signals wireless driver, from Fariya Fatima. 2) L2TP PPP connect code takes PMTU from the wrong socket, fix from Dmitry Petukhov. 3) UFO and TSO packets differ in whether they include the protocol header in gso_size, account for that in skb_gso_transport_seglen(). From Florian Westphal. 4) If VLAN untagging fails, we double free the SKB in the bridging output path. From Toshiaki Makita. 5) Several call sites of sk->sk_data_ready() were referencing an SKB just added to the socket receive queue in order to calculate the second argument via skb->len. This is dangerous because the moment the skb is added to the receive queue it can be consumed in another context and freed up. It turns out also that none of the sk->sk_data_ready() implementations even care about this second argument. So just kill it off and thus fix all these use-after-free bugs as a side effect. 6) Fix inverted test in tcp_v6_send_response(), from Lorenzo Colitti. 7) pktgen needs to do locking properly for LLTX devices, from Daniel Borkmann. 8) xen-netfront driver initializes TX array entries in RX loop :-) From Vincenzo Maffione. 9) After refactoring, some tunnel drivers allow a tunnel to be configured on top itself. Fix from Nicolas Dichtel. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (46 commits) vti: don't allow to add the same tunnel twice gre: don't allow to add the same tunnel twice drivers: net: xen-netfront: fix array initialization bug pktgen: be friendly to LLTX devices r8152: check RTL8152_UNPLUG net: sun4i-emac: add promiscuous support net/apne: replace IS_ERR and PTR_ERR with PTR_ERR_OR_ZERO net: ipv6: Fix oif in TCP SYN+ACK route lookup. drivers: net: cpsw: enable interrupts after napi enable and clearing previous interrupts drivers: net: cpsw: discard all packets received when interface is down net: Fix use after free by removing length arg from sk_data_ready callbacks. Drivers: net: hyperv: Address UDP checksum issues Drivers: net: hyperv: Negotiate suitable ndis version for offload support Drivers: net: hyperv: Allocate memory for all possible per-pecket information bridge: Fix double free and memory leak around br_allowed_ingress bonding: Remove debug_fs files when module init fails i40evf: program RSS LUT correctly i40evf: remove open-coded skb_cow_head ixgb: remove open-coded skb_cow_head igbvf: remove open-coded skb_cow_head ...
| * \ \ Merge branch 'tunnels'David S. Miller2014-04-122-2/+2
| |\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Nicolas Dichtel says: ==================== tunnels: don't allow to add the same tunnel twice This series fixes the check of an existing tunnel with the same parameters when a new tunnel is added. I've checked all users of ip_tunnel_newlink(): gre, gretap, ipip and vti. The bug exists only for gre and vti. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
| | * | | vti: don't allow to add the same tunnel twiceNicolas Dichtel2014-04-121-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Before the patch, it was possible to add two times the same tunnel: ip l a vti1 type vti remote 10.16.0.121 local 10.16.0.249 key 41 ip l a vti2 type vti remote 10.16.0.121 local 10.16.0.249 key 41 It was possible, because ip_tunnel_newlink() calls ip_tunnel_find() with the argument dev->type, which was set only later (when calling ndo_init handler in register_netdevice()). Let's set this type in the setup handler, which is called before newlink handler. Introduced by commit b9959fd3b0fa ("vti: switch to new ip tunnel code"). CC: Cong Wang <amwang@redhat.com> CC: Steffen Klassert <steffen.klassert@secunet.com> Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| | * | | gre: don't allow to add the same tunnel twiceNicolas Dichtel2014-04-121-1/+1
| |/ / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Before the patch, it was possible to add two times the same tunnel: ip l a gre1 type gre remote 10.16.0.121 local 10.16.0.249 ip l a gre2 type gre remote 10.16.0.121 local 10.16.0.249 It was possible, because ip_tunnel_newlink() calls ip_tunnel_find() with the argument dev->type, which was set only later (when calling ndo_init handler in register_netdevice()). Let's set this type in the setup handler, which is called before newlink handler. Introduced by commit c54419321455 ("GRE: Refactor GRE tunneling code."). CC: Pravin B Shelar <pshelar@nicira.com> Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | drivers: net: xen-netfront: fix array initialization bugVincenzo Maffione2014-04-121-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch fixes the initialization of an array used in the TX datapath that was mistakenly initialized together with the RX datapath arrays. An out of range array access could happen when RX and TX rings had different sizes. Signed-off-by: Vincenzo Maffione <v.maffione@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | Merge branch 'master' of ↵David S. Miller2014-04-1214-203/+91
| |\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net Jeff Kirsher says: ==================== Intel Wired LAN Driver Updates This series contains updates to e1000, e1000e, igb, igbvf, ixgb, ixgbe, ixgbevf and i40evf. Mark fixes an issue with ixgbe and ixgbevf by adding a bit to indicate when workqueues have been initialized. This permits the register read error handling from attempting to use them prior to that, which also generates warnings. Checking for a detected removal after initializing the work queues allows the probe function to return an error without getting the workqueue involved. Further, if the error_detected callback is entered before the workqueues are initialized, exit without recovery since the device initialization was so truncated. Francois Romieu provides several patches to all the drivers to remove the open coded skb_cow_head. Jakub Kicinski provides a fix for igb where last_rx_timestamp should be updated only when Rx time stamp is read. Mitch provides a fix for i40evf where a recent change broke the RSS LUT programming causing it to be programmed with all 0's. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
| | * | | i40evf: program RSS LUT correctlyMitch A Williams2014-04-111-4/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | A recent change broke the RSS LUT programming, causing it to be programmed with all 0. Correct this by actually assigning the incremented value back to the counter variable so that the increment will be remembered by the calling function. While we're at it, add a proper kernel-doc function comment to our helper function. Signed-off-by: Mitch Williams <mitch.a.williams@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| | * | | i40evf: remove open-coded skb_cow_headFrancois Romieu2014-04-111-6/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Sibai Li <sibai.li@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| | * | | ixgb: remove open-coded skb_cow_headFrancois Romieu2014-04-111-6/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| | * | | igbvf: remove open-coded skb_cow_headFrancois Romieu2014-04-111-9/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| | * | | igb: fix last_rx_timestamp usageJakub Kicinski2014-04-113-23/+11
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | last_rx_timestamp should be updated only when rx time stamp is read. Also it's only used with NICs that have per-interface time stamping resources so it can be moved to adapter structure and set in igb_ptp_rx_rgtstamp(). Signed-off-by: Jakub Kicinski <kubakici@wp.pl> Acked-by: Matthew Vick <matthew.vick@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| | * | | igb: remove open-coded skb_cow_headFrancois Romieu2014-04-111-5/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| | * | | e1000e: remove open-coded skb_cow_headFrancois Romieu2014-04-111-6/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| | * | | e1000: remove open-coded skb_cow_headFrancois Romieu2014-04-111-6/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| | * | | e1000: remove debug messages with function namesJakub Kicinski2014-04-111-124/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | e1000_hw.c contains a lot of debug messages which print name of invoked function and contain no new line character at the end. Remove them as equivalent information can be nowadays obtained using function tracer. Reported-by: Joe Perches <joe@perches.com> Signed-off-by: Jakub Kicinski <kubakici@wp.pl> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| | * | | ixgbevf: remove open-coded skb_cow_headFrancois Romieu2014-04-111-5/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| | * | | ixgbevf: Add bit to mark work queue initializationMark Rustad2014-04-112-1/+11
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | An indication of work queue initialization is needed. This is because register accesses prior to that time can detect a removal and attempt to schedule the watchdog task. Adding the __IXGBEVF_WORK_INIT bit allows this to be checked and if not set prevent the watchdog task scheduling. By checking for a removal right after initialization, the probe can be failed at that point without getting the watchdog task involved. Signed-off-by: Mark Rustad <mark.d.rustad@intel.com> Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| | * | | ixgbe: remove open-coded skb_cow_headFrancois Romieu2014-04-111-7/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| | * | | ixgbe: Add bit to mark service task initializationMark Rustad2014-04-112-1/+15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | There needs to be an indication when the service task has been initialized. This is because register access prior to that time can detect a removal and attempt to schedule the service task. Adding the __IXGBE_SERVICE_INITED bit allows this to be checked and if not set prevent the service task scheduling. By checking for a removal right after initialization, the probe can be failed at that point without getting the service task involved. Signed-off-by: Mark Rustad <mark.d.rustad@intel.com> Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| * | | | pktgen: be friendly to LLTX devicesDaniel Borkmann2014-04-121-2/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Similarly to commit 43279500deca ("packet: respect devices with LLTX flag in direct xmit"), we can basically apply the very same to pktgen. This will help testing against LLTX devices such as dummy driver (or others), which only have a single netdevice txq and would otherwise require locking their txq from pktgen side while e.g. in dummy case, we would not need any locking. Fix this by making use of HARD_TX_{UN,}LOCK API, so that NETIF_F_LLTX will be respected. Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com> Cc: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | r8152: check RTL8152_UNPLUGhayeswang2014-04-121-0/+48
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When the device is unplugged, the driver would try to disable the device. Add checking the flag of RTL8152_UNPLUG to skip setting the device when it is unplugged. This could shorten the time of unloading the driver. Signed-off-by: Hayes Wang <hayeswang@realtek.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | net: sun4i-emac: add promiscuous supportMarc Zyngier2014-04-121-9/+21
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The sun4i-emac driver is rather primitive, and doesn't support promiscuous mode. This makes usage such as bridging impossible, which is a shame on virtualization capable HW such as the Allwinner A20. The fix is fairly simple: move the RX setup code to the ndo_set_rx_mode vector, and add the required HW configuration when IFF_PROMISC is passed by the core code. This has been tested on a generic A20 box running a few virtual machines hanging off a bridge with the EMAC chip as the link to the outside world. Cc: Stefan Roese <sr@denx.de> Cc: Maxime Ripard <maxime.ripard@free-electrons.com> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Acked-by: Stefan Roese <sr@denx.de> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | net/apne: replace IS_ERR and PTR_ERR with PTR_ERR_OR_ZERODuan Jiong2014-04-121-3/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch fixes coccinelle error regarding usage of IS_ERR and PTR_ERR instead of PTR_ERR_OR_ZERO. Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | net: ipv6: Fix oif in TCP SYN+ACK route lookup.Lorenzo Colitti2014-04-111-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | net-next commit 9c76a11, ipv6: tcp_ipv6 policy route issue, had a boolean logic error that caused incorrect behaviour for TCP SYN+ACK when oif-based rules are in use. Specifically: 1. If a SYN comes in from a global address, and sk_bound_dev_if is not set, the routing lookup has oif set to the interface the SYN came in on. Instead, it should have oif unset, because for global addresses, the incoming interface doesn't necessarily have any bearing on the interface the SYN+ACK is sent out on. 2. If a SYN comes in from a link-local address, and sk_bound_dev_if is set, the routing lookup has oif set to the interface the SYN came in on. Instead, it should have oif set to sk_bound_dev_if, because that's what the application requested. Signed-off-by: Lorenzo Colitti <lorenzo@google.com> Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | Merge branch 'for-davem' of ↵David S. Miller2014-04-1112-62/+66
| |\ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless John W. Linville says: ==================== Please pull this batch of fixes intended for the 3.15 stream! Chun-Yeow Yeoh gives us an ath9k_htc fix so that mac80211 can report last_tx_rate correctly for those devices.. Fariya Fatima has a number of small fixes for things identified by the static analysis folks in the new rsi driver. Felix Fietkau brings an ath9k fix to better support some older chips, and a fix for a scheduling while atomic bug introduced by an earlier patch. Janusz Dziedzic produced an ath9k fix to only enable DFS when a related build option is selected. Paul Bolle removes some dead code in rtlwifi. Rafał Miłecki fixes some b43 code that was accessing some registers with operations for the wrong register width. Please let me know if there are problems! ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
| | * \ \ \ Merge branch 'master' of ↵John W. Linville2014-04-1012-62/+66
| | |\ \ \ \ | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless into for-davem
| | | * | | | ath9k: fix a scheduling while atomic bug in CSA handlingFelix Fietkau2014-04-091-4/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commit "ath9k: prepare for multi-interface CSA support" added a call to ieee80211_iterate_active_interfaces in atomic context (beacon tasklet), which is crashing. Use ieee80211_iterate_active_interfaces_atomic instead. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
| | | * | | | ath9k_hw: reduce ANI firstep range for older chipsFelix Fietkau2014-04-091-3/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Use 0-8 instead of 0-16, which is closer to the old implementation. Also drop the overwrite of the firstep_low parameter to improve stability. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
| | | * | | | ath9k: Enable DFS only when ATH9K_DFS_CERTIFIEDJanusz Dziedzic2014-04-091-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add DFS interface combination only when CONFIG_ATH9K_DFS_CERTIFIED is set. In other case user can run CAC/beaconing without proper handling of pulse events (without radar detection activated). Reported-by: Cedric Voncken <cedric.voncken@acksys.fr> Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
| | | * | | | b43: Fix machine check error due to improper access of B43_MMIO_PSM_PHY_HDRRafał Miłecki2014-04-091-7/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Register B43_MMIO_PSM_PHY_HDR is 16 bit one, so accessing it with 32b functions isn't safe. On my machine it causes delayed (!) CPU exception: Disabling lock debugging due to kernel taint mce: [Hardware Error]: CPU 0: Machine Check Exception: 4 Bank 4: b200000000070f0f mce: [Hardware Error]: TSC 164083803dc mce: [Hardware Error]: PROCESSOR 2:20fc2 TIME 1396650505 SOCKET 0 APIC 0 microcode 0 mce: [Hardware Error]: Run the above through 'mcelog --ascii' mce: [Hardware Error]: Machine check: Processor context corrupt Kernel panic - not syncing: Fatal machine check on current CPU Kernel Offset: 0x0 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffff9fffffff) Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Acked-by: Larry Finger <Larry.Finger@lwfinger.net> Cc: Stable <stable@vger.kernel.org> [2.6.35+] Signed-off-by: John W. Linville <linville@tuxdriver.com>
| | | * | | | rtlwifi: btcoexist: remove undefined Kconfig macrosPaul Bolle2014-04-091-10/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | There are references to four undefined Kconfig macros in the code. Commit 8542373dccd2 ("Staging: rtl8812ae: remove undefined Kconfig macros") removed identical references from that staging driver, but they resurfaced in rtlwifi. Remove these again as the checks for them still will always evaluate to false. Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Signed-off-by: John W. Linville <linville@tuxdriver.com>
| | | * | | | ath9k_htc: set IEEE80211_TX_STAT_AMPDU for acked aggregated framesChun-Yeow Yeoh2014-04-091-1/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Frame aggregation requires the IEEE80211_TX_STAT_AMPDU to be set so that mac80211 can report the last_tx_rate correctly. Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
| | | * | | | rsi: Fixed issue relating to doing dma on stack error.Fariya Fatima2014-04-091-7/+19
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Fariya Fatima <fariyaf@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
| | | * | | | rsi: Fixed issue relating to index of q_num.Fariya Fatima2014-04-091-2/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Fariya Fatima <fariyaf@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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