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2016-08-24net: diag: allow socket bytecode filters to match socket marksLorenzo Colitti
This allows a privileged process to filter by socket mark when dumping sockets via INET_DIAG_BY_FAMILY. This is useful on systems that use mark-based routing such as Android. The ability to filter socket marks requires CAP_NET_ADMIN, which is consistent with other privileged operations allowed by the SOCK_DIAG interface such as the ability to destroy sockets and the ability to inspect BPF filters attached to packet sockets. Tested: https://android-review.googlesource.com/261350 Signed-off-by: Lorenzo Colitti <lorenzo@google.com> Acked-by: David Ahern <dsa@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24net: diag: slightly refactor the inet_diag_bc_audit error checks.Lorenzo Colitti
This simplifies the code a bit and also allows inet_diag_bc_audit to send to userspace an error that isn't EINVAL. Signed-off-by: Lorenzo Colitti <lorenzo@google.com> Acked-by: David Ahern <dsa@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24net: dsa: rename switch operations structureVivien Didelot
Now that the dsa_switch_driver structure contains only function pointers as it is supposed to, rename it to the more appropriate dsa_switch_ops, uniformly to any other operations structure in the kernel. No functional changes here, basically just the result of something like: s/dsa_switch_driver *drv/dsa_switch_ops *ops/g However keep the {un,}register_switch_driver functions and their dsa_switch_drivers list as is, since they represent the -- likely to be deprecated soon -- legacy DSA registration framework. In the meantime, also fix the following checks from checkpatch.pl to make it happy with this patch: CHECK: Comparison to NULL could be written "!ops" #403: FILE: net/dsa/dsa.c:470: + if (ops == NULL) { CHECK: Comparison to NULL could be written "ds->ops->get_strings" #773: FILE: net/dsa/slave.c:697: + if (ds->ops->get_strings != NULL) CHECK: Comparison to NULL could be written "ds->ops->get_ethtool_stats" #824: FILE: net/dsa/slave.c:785: + if (ds->ops->get_ethtool_stats != NULL) CHECK: Comparison to NULL could be written "ds->ops->get_sset_count" #835: FILE: net/dsa/slave.c:798: + if (ds->ops->get_sset_count != NULL) total: 0 errors, 0 warnings, 4 checks, 784 lines checked Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Acked-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-25Merge branch 'drm-fixes-4.8' of git://people.freedesktop.org/~agd5f/linux ↵Dave Airlie
into drm-fixes radeon and amdgpu fixes for 4.8. Nothing major: - fix a performance regression due to the LRU changes in 4.7 - 32 bit fixes - fix a PLL regression - misc bug fixes * 'drm-fixes-4.8' of git://people.freedesktop.org/~agd5f/linux: drm/amdgpu: skip TV/CV in display parsing drm/amdgpu: avoid a possible array overflow drm/amdgpu: fix lru size grouping v2 drm/amdgpu: fix timeout value check in amd_sched_job_recovery drm/amdgpu: fix sdma_v2_4_ring_test_ib drm/amdgpu: fix amdgpu_move_blit on 32bit systems drm/radeon: fix radeon_move_blit on 32bit systems drm/radeon: only apply the SS fractional workaround to RS[78]80
2016-08-25Merge tag 'drm/tegra/for-4.8-rc4' of ↵Dave Airlie
git://anongit.freedesktop.org/tegra/linux into drm-fixes drm/tegra: Fixes for v4.8-rc4 This contains one fix for DSI runtime power management support that was introduced in v4.8-rc1. This is slightly more elaborate than I would've wished, but there are a few corner cases that needed fixing. * tag 'drm/tegra/for-4.8-rc4' of git://anongit.freedesktop.org/tegra/linux: drm/tegra: dsi: Enhance runtime power management
2016-08-24SUNRPC: Silence WARN_ON when NFSv4.1 over RDMA is in useChuck Lever
Using NFSv4.1 on RDMA should be safe, so broaden the new checks in rpc_create(). WARN_ON_ONCE is used, matching most other WARN call sites in clnt.c. Fixes: 39a9beab5acb ("rpc: share one xps between all backchannels") Fixes: d50039ea5ee6 ("nfsd4/rpc: move backchannel create logic...") Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Reviewed-by: J. Bruce Fields <bfields@fieldses.org> Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
2016-08-24dm log: fix unitialized bio operation flagsHeinz Mauelshagen
Commit e6047149db ("dm: use bio op accessors") switched DM over to using bio_set_op_attrs() but didn't take care to initialize lc->io_req.bi_op_flags in dm-log.c:rw_header(). This caused rw_header()'s call to dm_io() to make bio->bi_op_flags be uninitialized in dm-io.c:do_region(), which ultimately resulted in a SCSI BUG() in sd_init_command(). Also, adjust rw_header() and its callers to use REQ_OP_{READ|WRITE}. Fixes: e6047149db ("dm: use bio op accessors") Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com> Reviewed-by: Shaun Tancheff <shaun.tancheff@seagate.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
2016-08-24dm flakey: fix reads to be issued if drop_writes configuredMike Snitzer
v4.8-rc3 commit 99f3c90d0d ("dm flakey: error READ bios during the down_interval") overlooked the 'drop_writes' feature, which is meant to allow reads to be issued rather than errored, during the down_interval. Fixes: 99f3c90d0d ("dm flakey: error READ bios during the down_interval") Reported-by: Qu Wenruo <quwenruo@cn.fujitsu.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com> Cc: stable@vger.kernel.org
2016-08-24clk: rockchip: mark aclk_emmc_noc as a critical clock on rk3399Xing Zheng
We don't have code to handle any of the noc clocks in rk3399 and they're all just listed as critical clocks. Let's do the same for aclk_emmc_noc. Without this clock being marked as critical we have problems around suspend/resume after commit 20c389e656a8 ("clk: rockchip: fix incorrect aclk_emmc source gate bits on rk3399"). Before that change we were presumably not actually gating any of these clocks because we were setting the wrong gate. Fixes: 20c389e656a8 ("clk: rockchip: fix incorrect aclk_emmc source gate bits on rk3399") Signed-off-by: Xing Zheng <zhengxing@rock-chips.com> Signed-off-by: Douglas Anderson <dianders@chromium.org> Signed-off-by: Heiko Stuebner <heiko@sntech.de>
2016-08-24blk-mq: improve warning for running a queue on the wrong CPUJens Axboe
__blk_mq_run_hw_queue() currently warns if we are running the queue on a CPU that isn't set in its mask. However, this can happen if a CPU is being offlined, and the workqueue handling will place the work on CPU0 instead. Improve the warning so that it only triggers if the batch cpu in the hardware queue is currently online. If it triggers for that case, then it's indicative of a flow problem in blk-mq, so we want to retain it for that case. Signed-off-by: Jens Axboe <axboe@fb.com>
2016-08-24blk-mq: don't overwrite rq->mq_ctxJens Axboe
We do this in a few places, if the CPU is offline. This isn't allowed, though, since on multi queue hardware, we can't just move a request from one software queue to another, if they map to different hardware queues. The request and tag isn't valid on another hardware queue. This can happen if plugging races with CPU offlining. But it does no harm, since it can only happen in the window where we are currently busy freezing the queue and flushing IO, in preparation for redoing the software <-> hardware queue mappings. Signed-off-by: Jens Axboe <axboe@fb.com>
2016-08-24IB/srpt: Update sport->port_guid with each port refreshDoug Ledford
If port_guid is set with the default subnet_prefix, then we get a change event and run a port refresh, we don't update the port_guid. As a result, attempts to create a target device that uses the new subnet_prefix in the wwn will fail to find a match and be rejected by the ib_srpt driver. This makes it impossible to configure a port if it was initialized with a default subnet_prefix and later changed to any non-default subnet-prefix. Updating the port refresh task to always update the wwn based upon the current subnext_prefix solves this problem. Cc: Bart Van Assche <bart.vanassche@sandisk.com> Cc: nab@linux-iscsi.org Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-08-24Merge branch 'for-linus-4.8-rc4' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml Pull UML fix from Richard Weinberger: "This contains a fix for a build regression introduced during the merge window" * 'for-linus-4.8-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml: um: Don't discard .text.exit section
2016-08-24Merge tag 'upstream-4.8-rc4' of git://git.infradead.org/linux-ubifsLinus Torvalds
Pull UBIFS fixes from Richard Weinberger: "This pull requests contains fixes for two issues in UBI and UBIFS: - wrong UBIFS assertion. - a UBIFS xattr regression" * tag 'upstream-4.8-rc4' of git://git.infradead.org/linux-ubifs: ubifs: Fix xattr generic handler usage ubifs: Fix assertion in layout_in_gaps()
2016-08-24Merge remote-tracking branches 'asoc/fix/max98371', 'asoc/fix/nau8825', ↵Mark Brown
'asoc/fix/omap', 'asoc/fix/samsung', 'asoc/fix/simple' and 'asoc/fix/wm2000' into asoc-linus
2016-08-24Merge remote-tracking branches 'asoc/fix/atmel', 'asoc/fix/compress', ↵Mark Brown
'asoc/fix/da7213' and 'asoc/fix/debugfs' into asoc-linus
2016-08-24Merge remote-tracking branch 'asoc/fix/rcar' into asoc-linusMark Brown
2016-08-24Merge remote-tracking branch 'asoc/fix/intel' into asoc-linusMark Brown
2016-08-24Merge remote-tracking branch 'asoc/fix/dapm' into asoc-linusMark Brown
2016-08-24Merge remote-tracking branch 'asoc/fix/core' into asoc-linusMark Brown
2016-08-24drm/amdgpu: skip TV/CV in display parsingAlex Deucher
No asics supported by amdgpu support analog TV. Workaround for bug: https://bugs.freedesktop.org/show_bug.cgi?id=97460 Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
2016-08-24Merge tag 'for-linus-4.8b-rc3-tag' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip Pull xen regression fix from David Vrabel: "Fix a regression in the xenbus device preventing userspace tools from working" * tag 'for-linus-4.8b-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: xen: change the type of xen_vcpu_id to uint32_t xenbus: don't look up transaction IDs for ordinary writes
2016-08-24drm/amdgpu: avoid a possible array overflowAlex Deucher
When looking up the connector type make sure the index is valid. Avoids a later crash if we read past the end of the array. Workaround for bug: https://bugs.freedesktop.org/show_bug.cgi?id=97460 Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
2016-08-24clk: tegra: remove TEGRA_PLL_USE_LOCK for PLLD/PLLD2Vince Hsu
Tegra114 has a HW bug that the PLLD/PLLD2 lock bit cannot be asserted when the DIS power domain is during up-powergating process but the clamp to this domain is not removed yet. That causes a timeout and aborts the power sequence, although the PLLD/PLLD2 has already locked. To remove the false alarm, we don't use the lock for PLLD/PLLD2. Just wait 1ms and treat the clocks as locked. Signed-off-by: Vince Hsu <vinceh@nvidia.com> Tested-by: Jonathan Hunter <jonathanh@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2016-08-24raid5: avoid unnecessary bio data setShaohua Li
bio_reset doesn't change bi_io_vec and bi_max_vecs, so we don't need to set them every time. bi_private will be set before the bio is dispatched. Signed-off-by: Shaohua Li <shli@fb.com>
2016-08-24raid5: fix memory leak of bio integrity dataShaohua Li
Yi reported a memory leak of raid5 with DIF/DIX enabled disks. raid5 doesn't alloc/free bio, instead it reuses bios. There are two issues in current code: 1. the code calls bio_init (from init_stripe->raid5_build_block->bio_init) then bio_reset (ops_run_io). The bio is reused, so likely there is integrity data attached. bio_init will clear a pointer to integrity data and makes bio_reset can't release the data 2. bio_reset is called before dispatching bio. After bio is finished, it's possible we don't free bio's integrity data (eg, we don't call bio_reset again) Both issues will cause memory leak. The patch moves bio_init to stripe creation and bio_reset to bio end io. This will fix the two issues. Reported-by: Yi Zhang <yizhan@redhat.com> Signed-off-by: Shaohua Li <shli@fb.com>
2016-08-24raid10: record correct address of bad blockTomasz Majchrzak
For failed write request record block address on a device, not block address in an array. Signed-off-by: Tomasz Majchrzak <tomasz.majchrzak@intel.com> Signed-off-by: Shaohua Li <shli@fb.com>
2016-08-24md-cluster: fix error return code in join()Wei Yongjun
Fix to return error code -ENOMEM from the lockres_init() error handling case instead of 0, as done elsewhere in this function. Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Signed-off-by: Shaohua Li <shli@fb.com>
2016-08-24r5cache: set MD_JOURNAL_CLEAN correctlySong Liu
Currently, the code sets MD_JOURNAL_CLEAN when the array has MD_FEATURE_JOURNAL and the recovery_cp is MaxSector. The array will be MD_JOURNAL_CLEAN even if the journal device is missing. With this patch, the MD_JOURNAL_CLEAN is only set when the journal device presents. Signed-off-by: Song Liu <songliubraving@fb.com> Signed-off-by: Shaohua Li <shli@fb.com>
2016-08-24xen: change the type of xen_vcpu_id to uint32_tVitaly Kuznetsov
We pass xen_vcpu_id mapping information to hypercalls which require uint32_t type so it would be cleaner to have it as uint32_t. The initializer to -1 can be dropped as we always do the mapping before using it and we never check the 'not set' value anyway. Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com> Signed-off-by: David Vrabel <david.vrabel@citrix.com>
2016-08-24xenbus: don't look up transaction IDs for ordinary writesJan Beulich
This should really only be done for XS_TRANSACTION_END messages, or else at least some of the xenstore-* tools don't work anymore. Fixes: 0beef634b8 ("xenbus: don't BUG() on user mode induced condition") Reported-by: Richard Schütz <rschuetz@uni-koblenz.de> Cc: <stable@vger.kernel.org> Signed-off-by: Jan Beulich <jbeulich@suse.com> Tested-by: Richard Schütz <rschuetz@uni-koblenz.de> Signed-off-by: David Vrabel <david.vrabel@citrix.com>
2016-08-24bnx2x: Don't flush multicast MACsYuval Mintz
When ndo_set_rx_mode() is called for bnx2x, as part of process of configuring the new MAC address filters [both unicast & multicast] driver begins by flushing the existing configuration and then iterating over the network device's list of addresses and configures those instead. This has the side-effect of creating a short gap where traffic wouldn't be properly classified, as no filters are configured in HW. While for unicasts this is rather insignificant [as unicast MACs don't frequently change while interface is actually running], for multicast traffic it does pose an issue as there are multicast-based networks where new multicast groups would constantly be removed and added. This patch tries to remedy this [at least for the newer adapters] - Instead of flushing & reconfiguring all existing multicast filters, the driver would instead create the approximate hash match that would result from the required filters. It would then compare it against the currently configured approximate hash match, and only add and remove the delta between those. Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24Merge tag 'rxrpc-rewrite-20160824-2' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs David Howells says: ==================== rxrpc: Add better client conn management strategy These two patches add a better client connection management strategy. They need to be applied on top of the just-posted fixes. (1) Duplicate the connection list and separate out procfs iteration from garbage collection. This is necessary for the next patch as with that client connections no longer appear on a single list and may not appear on a list at all - and really don't want to be exposed to the old garbage collector. (Note that client conns aren't left dangling, they're also in a tree rooted in the local endpoint so that they can be found by a user wanting to make a new client call. Service conns do not appear in this tree.) (2) Implement a better lifetime management and garbage collection strategy for client connections. In this, a client connection can be in one of five cache states (inactive, waiting, active, culled and idle). Limits are set on the number of client conns that may be active at any one time and makes users wait if they want to start a new call when there isn't capacity available. To make capacity available, active and idle connections can be culled, after a short delay (to allow for retransmission). The delay is reduced if the capacity exceeds a tunable threshold. If there is spare capacity, client conns are permitted to hang around a fair bit longer (tunable) so as to allow reuse of negotiated security contexts. After this patch, the client conn strategy is separate from that of service conns (which continues to use the old code for the moment). This difference in strategy is because the client side retains control over when it allows a connection to become active, whereas the service side has no control over when it sees a new connection or a new call on an old connection. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24Merge tag 'rxrpc-rewrite-20160824-1' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs David Howells says: ==================== rxrpc: More fixes Here are a couple of fix patches: (1) Fix the conn-based retransmission patch posted yesterday. This breaks if it actually has to retransmit. However, it seems the likelihood of this happening is really low, despite the server I'm testing against being located >3000 miles away, and sometime of the time it's handled in the call background processor before we manage to disconnect the call - hence why I didn't spot it. (2) /proc/net/rxrpc_calls can cause a crash it accessed whilst a call is being torn down. The window of opportunity is pretty small, however, as calls don't stay in this state for long. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24Merge branch 'mlxsw-fdb-learning-offload'David S. Miller
Jiri Pirko says: ==================== mlxsw: Offload FDB learning configuration Ido says: This patchset addresses two long standing issues in the mlxsw driver concerning FDB learning. Patch 1 limits the number of FDB records processed by the driver in a single session. This is useful in situations in which many new records need to be processed, thereby causing the RTNL mutex to be held for long periods of time. Patches 2-6 offload the learning configuration (on / off) of bridge ports to the device instead of having the driver decide whether a record needs to be learned or not. The last patch is fallout and removes configuration no longer necessary after the first patches are applied. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24mlxsw: spectrum: Don't set learning when creating vPortsIdo Schimmel
Before commit 99724c18fc66 ("mlxsw: spectrum: Introduce support for router interfaces") we used to assign vFIDs to the created vPorts. Since these vPorts were used for slow path traffic we had to disable learning for them, as it doesn't make sense to have it enabled. This is no longer the case and now vPorts are either used for router interfaces (for which learning is disabled by the firmware) or bridge ports (for which learning is explicitly enabled by the driver). Therefore, we can remove the learning configuration upon vPort creation. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24mlxsw: spectrum: Remove unnecessary check in FDB processingIdo Schimmel
We now offload the learning configuration to the device and don't rely on the driver to decide whether to learn the FDB record, so remove the check. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24mlxsw: spectrum: Offload learning to the switch ASICIdo Schimmel
Up until now we simply stored the learning configuration of a bridge port in the driver and decided whether to learn a new FDB record based on this value. However, this is sub-optimal in cases where learning is disabled on the bridge port, as the device repeatedly generates learning notifications for the same record. Instead, offload the learning configuration to the device, thereby preventing it from generating notifications when learning is disabled. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24mlxsw: spectrum: Configure learning for VLAN-aware bridge portIdo Schimmel
We are going to prevent the device from generating learning notifications for a port that was configured with learning disabled. Since learning configuration is done per {Port, VID} we need to apply the port's learning configuration for any VID that is added to the bridge port's VLAN filter list. When a VID is added to the VLAN filter list of a VLAN-aware bridge port, configure the {Port, VID} learning status according to the port's configuration. When the VID is removed, disable learning for the {Port, VID}. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24mlxsw: spectrum: Don't abort on first error when removing VLANsIdo Schimmel
When removing VLANs from the VLAN-aware bridge we shouldn't abort on the first error, as we'll otherwise have resources that will never be freed. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24mlxsw: spectrum: Make VLAN deletion function symmetricIdo Schimmel
Commit 05978481e77e ("mlxsw: spectrum: Create PVID vPort before registering netdevice") removed __mlxsw_sp_port_vlans_del() from the init sequence of the driver, which forced it to be non-symmetric with regards to __mlxsw_sp_port_vlans_add(). Make both functions symmetric as the constraint no longer exists. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24mlxsw: spectrum: Limit number of FDB records per learning sessionIdo Schimmel
Up until now a learning session ended whenever the number of queried records was zero. This turned out to be problematic in situations where a large number of MACs (48K) had to be processed by the switch driver, as RTNL mutex is held during the learning session. Instead, limit the number of FDB records that can be processed in a session to 64. This means that every time the device is queried for learning notifications (currently, every 100ms), up to 64 records will be processed by the switch driver. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24mlxsw: router: Enable neighbors to be created on stacked devicesYotam Gigi
Make the function mlxsw_router_neigh_construct search the rif according to the neighbour dev other than the dev that was passed to the ndo, thus allowing creating neigbhours upon stacked devices. Fixes: 6cf3c971dc84 ("mlxsw: spectrum_router: Add private neigh table") Signed-off-by: Yotam Gigi <yotamg@mellanox.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24mlxsw: spectrum: Add missing flood to router portIdo Schimmel
In case we have a layer 3 interface on top of a bridge (VLAN / FID RIF), then we should flood the following packet types to the router: * Broadcast: If DIP is the broadcast address of the interface, then we need to be able to get it to CPU by trapping it following route lookup. * Reserved IP multicast (224.0.0.X): Some control packets (e.g. OSPF) use this range and are trapped in the router block. Fixes: 99f44bb3527b ("mlxsw: spectrum: Enable L3 interfaces on top of bridge devices") Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24Merge tag 'shared-for-4.9-2' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/leon/linux-rdma Saeed Mahameed says: ==================== Mellanox mlx5 core driver updates 2016-08-24 This series contains some low level and API updates for mlx5 core driver interface and mlx5_ifc.h, plus mlx5 LAG core driver support, to be shared as base code for net-next and rdma mlx5 4.9 submissions. From Alex and Artemy, Update mlx5_ifc for modify RQ and XRC bits. From Noa, Expose mlx5 link modes so they can be used in RDMA tree for rdma tools. From Aviv, LAG support needed for RDMA. - Add needed hardware structures, layouts and interface - mlx5 core driver LAG implementation - Introduce mlx5 core driver LAG API for mlx5_ib From Maor, add two low level patches for mlx5 hardware sniffer QP infrastructure bits and capabilities, plus added the namespace for sniffer steering tables. Needed for RDMA subtree. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-24fuse: direct-io: don't dirty ITER_BVEC pagesMiklos Szeredi
When reading from a loop device backed by a fuse file it deadlocks on lock_page(). This is because the page is already locked by the read() operation done on the loop device. In this case we don't want to either lock the page or dirty it. So do what fs/direct-io.c does: only dirty the page for ITER_IOVEC vectors. Reported-by: Sheng Yang <sheng@yasker.org> Fixes: aa4d86163e4e ("block: loop: switch to VFS ITER_BVEC") Signed-off-by: Miklos Szeredi <mszeredi@redhat.com> Cc: <stable@vger.kernel.org> # v4.1+ Reviewed-by: Sheng Yang <sheng@yasker.org> Reviewed-by: Ashish Samant <ashish.samant@oracle.com> Tested-by: Sheng Yang <sheng@yasker.org> Tested-by: Ashish Samant <ashish.samant@oracle.com>
2016-08-24RDMA/ocrdma: Fix the max_sge reported from FWSelvin Xavier
Current driver is reporting wrong values for max_sge and max_sge_rd in query_device. This breaks the nfs rdma and iser in some device profiles. Fixing the driver to report correct values from FW. Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com> Signed-off-by: Devesh Sharma <devesh.sharma@broadcom.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-08-24i40iw: Avoid writing to freed memoryMustafa Ismail
iwpbl->iwmr points to the structure that contains iwpbl, which is iwmr. Setting this to NULL would result in writing to freed memory. So just free iwmr, and return. Fixes: d37498417947 ("i40iw: add files for iwarp interface") Reported-by: Stefan Assmann <sassmann@redhat.com> Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com> Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-08-24i40iw: Fix double free of allocated_bufferMustafa Ismail
Memory allocated for iwqp; iwqp->allocated_buffer is freed twice in the create_qp error path. Correct this by having it freed only once in i40iw_free_qp_resources(). Fixes: d37498417947 ("i40iw: add files for iwarp interface") Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com> Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-08-24IB/mlx5: Remove superfluous include of io-mapping.hChris Wilson
This file does not use any structs or functions defined by io-mapping.h (nor does it directly use iomap, ioremap, iounamp or friends). Remove it to simplify verification of changes to io-mapping.h The include existed since its inception in commit e126ba97dba9edeb6fafa3665b5f8497fc9cdf8c Author: Eli Cohen <eli@mellanox.com> Date: Sun Jul 7 17:25:49 2013 +0300 mlx5: Add driver for Mellanox Connect-IB adapters which looks like a copy across from the Mellanox ethernet driver. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Eli Cohen <eli@mellanox.com> Cc: Jack Morgenstein <jackm@dev.mellanox.co.il> Cc: Or Gerlitz <ogerlitz@mellanox.com> Cc: Matan Barak <matanb@mellanox.com> Cc: Leon Romanovsky <leonro@mellanox.com> Cc: Doug Ledford <dledford@redhat.com> Cc: Sean Hefty <sean.hefty@intel.com> Cc: Hal Rosenstock <hal.rosenstock@gmail.com> Cc: linux-rdma@vger.kernel.org Reviewed-by: Leon Romanovsky <leonro@mellanox.com> Reviewed-by: Laurence Oberman <loberman@redhat.com> Tested-by: Laurence Oberman <loberman@redhat.com> Signed-off-by: Doug Ledford <dledford@redhat.com>