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2019-02-15Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netDavid S. Miller92-547/+841
The netfilter conflicts were rather simple overlapping changes. However, the cls_tcindex.c stuff was a bit more complex. On the 'net' side, Cong is fixing several races and memory leaks. Whilst on the 'net-next' side we have Vlad adding the rtnl-ness support. What I've decided to do, in order to resolve this, is revert the conversion over to using a workqueue that Cong did, bringing us back to pure RCU. I did it this way because I believe that either Cong's races don't apply with have Vlad did things, or Cong will have to implement the race fix slightly differently. Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-15Merge tag 'for-linus-20190215' of git://git.kernel.dk/linux-blockLinus Torvalds3-14/+24
Pull block fixes from Jens Axboe: - Ensure we insert into the hctx dispatch list, if a request is marked as DONTPREP (Jianchao) - NVMe pull request, single missing unlock on error fix (Keith) - MD pull request, single fix for a potentially data corrupting issue (Nate) - Floppy check_events regression fix (Yufen) * tag 'for-linus-20190215' of git://git.kernel.dk/linux-block: md/raid1: don't clear bitmap bits on interrupted recovery. floppy: check_events callback should not return a negative number nvme-pci: add missing unlock for reset error blk-mq: insert rq with DONTPREP to hctx dispatch list when requeue
2019-02-15Merge tag 'for-5.0/dm-fixes-3' of ↵Linus Torvalds2-6/+51
git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm Pull device mapper fixes from Mike Snitzer: - Fix bug in DM crypt's sizing of its block integrity tag space, resulting in less memory use when DM crypt layers on DM integrity. - Fix a long-standing DM thinp crash consistency bug that was due to improper handling of FUA. This issue is specific to writes that fill an entire thinp block which needs to be allocated. * tag 'for-5.0/dm-fixes-3' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm: dm thin: fix bug where bio that overwrites thin block ignores FUA dm crypt: don't overallocate the integrity tag space
2019-02-15Merge tag 'mmc-v5.0-rc5' of ↵Linus Torvalds3-3/+36
git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc Pull MMC fixes from Ulf Hansson: "A couple of MMC fixes intended for v5.0-rc7. MMC core: - Fix deadlock bug for block I/O requests MMC host: - sunxi: Disable broken HS-DDR mode for H5 by default - sunxi: Avoid unsupported speed modes declared via DT - meson-gx: Restore interrupt name" * tag 'mmc-v5.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: mmc: meson-gx: fix interrupt name mmc: block: handle complete_work on separate workqueue mmc: sunxi: Filter out unsupported modes declared in the device tree mmc: sunxi: Disable HS-DDR mode for H5 eMMC controller by default
2019-02-15Merge tag 'drm-fixes-2019-02-15-1' of git://anongit.freedesktop.org/drm/drmLinus Torvalds26-248/+294
Pull drm fixes from Dave Airlie: "Usual pull request, little larger than I'd like but nothing too strange in it. Willy found an bug in the lease ioctl calculations, but it's a drm master only ioctl which makes it harder to mess with. i915: - combo phy programming fix - opregion version check fix for VBT RVDA lookup - gem mmap ioctl race fix - fbdev hpd during suspend fix - array size bounds check fix in pmu amdgpu: - Vega20 psp fix - Add vrr range to debugfs for freesync debugging sched: - Scheduler race fix vkms: - license header fixups imx: - Fix CSI register offsets for i.MX51 and i.MX53. - Fix delayed page flip completion events on i.MX6QP due to unexpected behaviour of the PRE when issuing NOP buffer updates to the same buffer address. - Stop throwing errors for plane updates on disabled CRTCs when a userspace process is killed while a plane update is pending. - Add missing of_node_put cleanup in imx_ldb_bind" * tag 'drm-fixes-2019-02-15-1' of git://anongit.freedesktop.org/drm/drm: drm: Use array_size() when creating lease drm/amdgpu/psp11: TA firmware is optional (v3) drm/i915/opregion: rvda is relative from opregion base in opregion 2.1+ drm/i915/opregion: fix version check drm/i915: Prevent a race during I915_GEM_MMAP ioctl with WC set drm/i915: Block fbdev HPD processing during suspend drm/i915/pmu: Fix enable count array size and bounds checking drm/i915/cnl: Fix CNL macros for Voltage Swing programming drm/i915/icl: combo port vswing programming changes per BSPEC drm/vkms: Fix license inconsistent drm/amd/display: Expose connector VRR range via debugfs drm/sched: Always trace the dependencies we wait on, to fix a race. gpu: ipu-v3: pre: don't trigger update if buffer address doesn't change gpu: ipu-v3: Fix CSI offsets for imx53 drm/imx: imx-ldb: add missing of_node_puts gpu: ipu-v3: Fix i.MX51 CSI control registers offset drm/imx: ignore plane updates on disabled crtcs
2019-02-15Merge branch 'linus' of ↵Linus Torvalds3-10/+13
git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 Pull crypto fix from Herbert Xu: "This fixes a crash on resume in the ccree driver" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: ccree - fix resume race condition on init
2019-02-15Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds26-90/+188
Pull networking fixes from David Miller: 1) Fix MAC address setting in mac80211 pmsr code, from Johannes Berg. 2) Probe SFP modules after being attached, from Russell King. 3) Byte ordering bug in SMC rx_curs_confirmed code, from Ursula Braun. 4) Revert some r8169 changes that are causing regressions, from Heiner Kallweit. 5) Fix spurious connection timeouts in netfilter nat code, from Florian Westphal. 6) SKB leak in tipc, from Hoang Le. 7) Short packet checkum issue in mlx4, similar to a previous mlx5 change, from Saeed Mahameed. The issue is that whilst padding bytes are usually zero, it is not guarateed and the hardware doesn't take the padding bytes into consideration when generating the checksum. 8) Fix various races in cls_tcindex, from Cong Wang. 9) Need to set stream ext to NULL before freeing in SCTP code, from Xin Long. 10) Fix locking in phy_is_started, from Heiner Kallweit. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (54 commits) net: ethernet: freescale: set FEC ethtool regs version net: hns: Fix object reference leaks in hns_dsaf_roce_reset() mm: page_alloc: fix ref bias in page_frag_alloc() for 1-byte allocs net: phy: fix potential race in the phylib state machine net: phy: don't use locking in phy_is_started selftests: fix timestamping Makefile net: dsa: bcm_sf2: potential array overflow in bcm_sf2_sw_suspend() net: fix possible overflow in __sk_mem_raise_allocated() dsa: mv88e6xxx: Ensure all pending interrupts are handled prior to exit net: phy: fix interrupt handling in non-started states sctp: set stream ext to NULL after freeing it in sctp_stream_outq_migrate sctp: call gso_reset_checksum when computing checksum in sctp_gso_segment net/mlx5e: XDP, fix redirect resources availability check net/mlx5: Fix a compilation warning in events.c net/mlx5: No command allowed when command interface is not ready net/mlx5e: Fix NULL pointer derefernce in set channels error flow netfilter: nft_compat: use-after-free when deleting targets team: avoid complex list operations in team_nl_cmd_options_set() net_sched: fix two more memory leaks in cls_tcindex net_sched: fix a memory leak in cls_tcindex ...
2019-02-15drm: Use array_size() when creating leaseMatthew Wilcox1-1/+2
Passing an object_count of sufficient size will make object_count * 4 wrap around to be very small, then a later function will happily iterate off the end of the object_ids array. Using array_size() will saturate at SIZE_MAX, the kmalloc() will fail and we'll return an -ENOMEM to the norty userspace. Fixes: 62884cd386b8 ("drm: Add four ioctls for managing drm mode object leases [v7]") Signed-off-by: Matthew Wilcox <willy@infradead.org> Acked-by: Kees Cook <keescook@chromium.org> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: <stable@vger.kernel.org> # v4.15+ Signed-off-by: Dave Airlie <airlied@redhat.com>
2019-02-15Merge branch 'drm-fixes-5.0' of git://people.freedesktop.org/~agd5f/linux ↵Dave Airlie4-20/+46
into drm-fixes amdgpu: - Vega20 psp fix - Add vrr range to debugfs for freesync debugging sched: - Scheduler race fix Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexdeucher@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190213202958.3336-1-alexander.deucher@amd.com
2019-02-15Merge tag 'drm-intel-fixes-2019-02-13' of ↵Dave Airlie10-178/+208
git://anongit.freedesktop.org/drm/drm-intel into drm-fixes drm/i915 fixes for v5.0-rc7: - combo phy programming fix - opregion version check fix for VBT RVDA lookup - gem mmap ioctl race fix - fbdev hpd during suspend fix - array size bounds check fix in pmu Signed-off-by: Dave Airlie <airlied@redhat.com> From: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/877ee3504b.fsf@intel.com
2019-02-15Merge tag 'drm-misc-fixes-2019-02-13' of ↵Dave Airlie7-35/+9
git://anongit.freedesktop.org/drm/drm-misc into drm-fixes drm-misc-fixes for v5.0: - Fix license inconsistency in vkms. Signed-off-by: Dave Airlie <airlied@redhat.com> From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/812e2f53-d72a-8fba-6c8c-fde8f44cf141@linux.intel.com
2019-02-15dm thin: fix bug where bio that overwrites thin block ignores FUANikos Tsironis1-5/+50
When provisioning a new data block for a virtual block, either because the block was previously unallocated or because we are breaking sharing, if the whole block of data is being overwritten the bio that triggered the provisioning is issued immediately, skipping copying or zeroing of the data block. When this bio completes the new mapping is inserted in to the pool's metadata by process_prepared_mapping(), where the bio completion is signaled to the upper layers. This completion is signaled without first committing the metadata. If the bio in question has the REQ_FUA flag set and the system crashes right after its completion and before the next metadata commit, then the write is lost despite the REQ_FUA flag requiring that I/O completion for this request must only be signaled after the data has been committed to non-volatile storage. Fix this by deferring the completion of overwrite bios, with the REQ_FUA flag set, until after the metadata has been committed. Cc: stable@vger.kernel.org Signed-off-by: Nikos Tsironis <ntsironis@arrikto.com> Acked-by: Joe Thornber <ejt@redhat.com> Acked-by: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
2019-02-14sfc: ensure recovery after allocation failuresRobert Stonehouse2-3/+2
After failing to allocate a receive buffer the driver may fail to ever request additional allocations. EF10 NICs require new receive buffers to be pushed in batches of eight or more. The test for whether a slow fill should be scheduled failed to take account of this. There is little downside to *always* requesting a slow fill if we failed to allocate a buffer, so the condition has been removed completely. The timer that triggers the request for a refill has also been shortened. Signed-off-by: Robert Stonehouse <rstonehouse@solarflare.com> Signed-off-by: Bert Kenward <bkenward@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: ethernet: freescale: set FEC ethtool regs versionVivien Didelot1-0/+4
Currently the ethtool_regs version is set to 0 for FEC devices. Use this field to store the register dump version exposed by the kernel. The choosen version 2 corresponds to the kernel compile test: #if defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x) || defined(CONFIG_M520x) || defined(CONFIG_M532x) || defined(CONFIG_ARM) || defined(CONFIG_ARM64) || defined(CONFIG_COMPILE_TEST) and version 1 corresponds to the opposite. Binaries of ethtool unaware of this version will dump the whole set as usual. Signed-off-by: Vivien Didelot <vivien.didelot@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: adaptec: starfire: replace dev_kfree_skb_irq by dev_consume_skb_irq for ↵Yang Wei1-1/+1
drop profiles dev_consume_skb_irq() should be called in intr_handler() when skb xmit done. It makes drop profiles(dropwatch, perf) more friendly. Signed-off-by: Yang Wei <yang.wei9@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: 3com: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profilesYang Wei2-4/+4
dev_consume_skb_irq() should be called when skb xmit done. It makes drop profiles(dropwatch, perf) more friendly. Signed-off-by: Yang Wei <yang.wei9@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: arc_emac: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop ↵Yang Wei1-1/+1
profiles dev_consume_skb_irq() should be called in arc_emac_tx_clean() when skb xmit done. It makes drop profiles(dropwatch, perf) more friendly. Signed-off-by: Yang Wei <yang.wei9@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: packetengines: replace dev_kfree_skb_irq by dev_consume_skb_irq for ↵Yang Wei2-3/+3
drop profiles dev_consume_skb_irq() should be called when skb xmit done. It makes drop profiles(dropwatch, perf) more friendly. Signed-off-by: Yang Wei <yang.wei9@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: xilinx: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profilesYang Wei3-3/+3
dev_consume_skb_irq() should be called when skb xmit done. It makes drop profiles(dropwatch, perf) more friendly. Signed-off-by: Yang Wei <yang.wei9@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: i825xx: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profilesYang Wei1-1/+1
dev_consume_skb_irq() should be called in i596_interrupt() when skb xmit done. It makes drop profiles(dropwatch, perf) more friendly. Signed-off-by: Yang Wei <yang.wei9@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14cxgb4: Add capability to get/set SGE Doorbell Queue Timer TickVishal Kulkarni3-6/+198
This patch gets/sets SGE Doorbell Queue timer ticks via ethtool Original work by: Casey Leedom <leedom@chelsio.com> Signed-off-by: Vishal Kulkarni <vishal@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14cxgb4/cxgb4vf: Add support for SGE doorbell queue timerVishal Kulkarni8-75/+375
T6 introduced a Timer Mechanism in SGE called the SGE Doorbell Queue Timer. With this we can now configure TX Queues to get CIDX Updates when: Time(CIDX == PIDX) >= Timer Previously we rely on TX Queue Status Page updates by hardware for DMA completions. This will make Hardware/Firmware actually deliver the CIDX Updates as Ingress Queue messages with commensurate Interrupts. So we now have a new RX Path component for processing CIDX Updates and reclaiming TX Descriptors faster. Original work by: Casey Leedom <leedom@chelsio.com> Signed-off-by: Vishal Kulkarni <vishal@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: hns: Fix object reference leaks in hns_dsaf_roce_reset()Huang Zijiang1-0/+2
The of_find_device_by_node() takes a reference to the underlying device structure, we should release that reference. Signed-off-by: Huang Zijiang <huang.zijiang@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14sfc: Replace dev_kfree_skb_any by dev_consume_skb_anyHuang Zijiang1-1/+1
The skb should be freed by dev_consume_skb_any() in efx_tx_tso_fallback() when skb is still used. The skb will be replaced by segments, so the original skb should be consumed(not drop). Signed-off-by: Huang Zijiang <huang.zijiang@zte.com.cn> Acked-by: Bert Kenward <bkenward@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net:ethernet:cadence: Replace dev_kfree_skb_any by dev_consume_skb_anyHuang Zijiang1-1/+1
The skb should be freed by dev_consume_skb_any() in macb_pad_and_fcs() when *skb is still used. The *skb is be replaced by nskb, so the original *skb should be consumed(not drop). Signed-off-by: Huang Zijiang <huang.zijiang@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net:dl2k: Replace dev_kfree_skb_irq by dev_consume_skb_irqHuang Zijiang1-1/+1
dev_consume_skb_irq() should be called when skb xmit done.It makes drop profiles more friendly. Signed-off-by: Huang Zijiang <huang.zijiang@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net:dl2k: Modify the code style escaping the warningHuang Zijiang1-2/+2
modify the code style in order to removing the following warning when excute the script checkpatch.pl WARNING: space prohibited between function name and open parenthesis '(' Signed-off-by: Huang Zijiang <huang.zijiang@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14isdn:hisax: Replace dev_kfree_skb_any by dev_consume_skb_anyHuang Zijiang1-1/+1
The skb should be freed by dev_consume_skb_any() in hfcpci_fill_fifo() when bcs->tx_skb is still used. The bcs->tx_skb is be replaced by skb_dequeue(&bcs->squeue), so the original bcs->tx_skb should be consumed(not drop). Signed-off-by: Huang Zijiang <huang.zijiang@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: phy: fix potential race in the phylib state machineHeiner Kallweit1-0/+2
Russell reported the following race in the phylib state machine (quoting from his mail): if (phy_polling_mode(phydev) && phy_is_started(phydev)) phy_queue_state_machine(phydev, PHY_STATE_TIME); state = PHY_UP thread 0 thread 1 phy_disconnect() +-phy_is_started() phy_is_started() | `-phy_stop() +-phydev->state = PHY_HALTED `-phy_stop_machine() `-cancel_delayed_work_sync() phy_queue_state_machine() `-mod_delayed_work() At this point, the phydev->state_queue() has been added back onto the system workqueue despite phy_stop_machine() having been called and cancel_delayed_work_sync() called on it. Fix this by protecting the complete operation in thread 0. Fixes: 2b3e88ea6528 ("net: phy: improve phy state checking") Reported-by: Russell King - ARM Linux admin <linux@armlinux.org.uk> Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: phy: don't use locking in phy_is_startedHeiner Kallweit1-6/+5
Russell suggested to remove the locking from phy_is_started() because the read is atomic anyway and actually the locking may be more misleading. Fixes: 2b3e88ea6528 ("net: phy: improve phy state checking") Suggested-by: Russell King - ARM Linux admin <linux@armlinux.org.uk> Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: ipvlan_l3s: fix kconfig dependency warningRandy Dunlap1-0/+1
Fix the kconfig warning in IPVLAN_L3S when neither INET nor IPV6 is enabled: WARNING: unmet direct dependencies detected for NET_L3_MASTER_DEV Depends on [n]: NET [=y] && (INET [=n] || IPV6 [=n]) Selected by [y]: - IPVLAN_L3S [=y] && NETDEVICES [=y] && NET_CORE [=y] && NETFILTER [=y] Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Cc: Mahesh Bandewar <maheshb@google.com> Cc: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: nuvoton: w90p910_ether: replace dev_kfree_skb_irq by ↵Yang Wei1-1/+1
dev_consume_skb_irq for drop profiles dev_consume_skb_irq() should be called in w90p910_ether_start_xmit() when skb xmit done. It makes drop profiles(dropwatch, perf) more friendly. Signed-off-by: Yang Wei <yang.wei9@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: natsemi: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profilesYang Wei3-3/+3
dev_consume_skb_irq() should be called when skb xmit done. It makes drop profiles(dropwatch, perf) more friendly. Signed-off-by: Yang Wei <yang.wei9@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: micrel: ks8695net: replace dev_kfree_skb_irq by dev_consume_skb_irq for ↵Yang Wei1-1/+1
drop profiles dev_consume_skb_irq() should be called in ks8695_tx_irq() when skb xmit done. It makes drop profiles(dropwatch, perf) more friendly. Signed-off-by: Yang Wei <yang.wei9@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: sgi: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profilesYang Wei2-2/+2
dev_consume_skb_irq() should be called when skb xmit done. It makes drop profiles(dropwatch, perf) more friendly. Signed-off-by: Yang Wei <yang.wei9@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: myri10ge: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop ↵Yang Wei1-1/+1
profiles dev_consume_skb_irq() should be called in myri10ge_tx_done() when skb xmit done. It makes drop profiles(dropwatch, perf) more friendly. Signed-off-by: Yang Wei <yang.wei9@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: amd: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profilesYang Wei2-2/+2
dev_consume_skb_irq() should be called when skb xmit done. It makes drop profiles(dropwatch, perf) more friendly. Signed-off-by: Yang Wei <yang.wei9@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14net: dlink: sundance: replace dev_kfree_skb_irq by dev_consume_skb_irq for ↵Yang Wei1-3/+2
drop profiles dev_consume_skb_irq() should be called in intr_handler() when skb xmit done. It makes drop profiles(dropwatch, perf) more friendly. Remove a redundant blank line in intr_handler(). Signed-off-by: Yang Wei <yang.wei9@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14bonding: check slave set command firstlyTonghao Zhang1-0/+2
This patch is a little improvement. If user use the command shown as below, we should print the info [1] instead of [2]. The eth0 exists actually, and it may confuse user. $ echo "eth0" > /sys/class/net/bond4/bonding/slaves [1] "bond4: no command found in slaves file - use +ifname or -ifname" [2] "write error: No such device" Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14mlxsw: core: Allow thermal zone binding to an external cooling deviceVadim Pasternak1-0/+12
Allow thermal zone binding to an external cooling device from the cooling devices white list. It provides support for Mellanox next generation systems on which cooling device logic is not controlled through the switch registers. Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14mlxsw: core: Add QSFP module temperature label attribute to hwmonVadim Pasternak1-0/+23
Add label attribute to hwmon object for exposing QSFP module's temperature sensor name. Modules are labeled as "front panel xxx". The label is used by utilities such as "sensors": front panel 001: +0.0C (crit = +0.0C, emerg = +0.0C) .. front panel 020: +31.0C (crit = +70.0C, emerg = +80.0C) .. front panel 056: +41.0C (crit = +70.0C, emerg = +80.0C) Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14mlxsw: core: Extend hwmon interface with QSFP module temperature attributesVadim Pasternak1-3/+215
Add new attributes to hwmon object for exposing QSFP module temperature input, fault indication, critical and emergency thresholds. Temperature input and fault indication are read from Management Temperature Bulk Register. Temperature thresholds are read from Management Cable Info Access Register. Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14mlxsw: core: Extend hwmon interface with fan fault attributeVadim Pasternak1-1/+33
Add new fan hwmon attribute for exposing fan faults (fault indication is read from Fan Out of Range Event Register). Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14mlxsw: core: Rename cooling deviceVadim Pasternak1-2/+3
Rename cooling device from "Fan" to "mlxsw_fan". Name "Fan" is too common name, and such name is misleading, while it's interpreted by user. For example name "Fan" could be used by ACPI. Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14mlxsw: core: Replace thermal temperature trips with definesVadim Pasternak1-6/+9
Replace thermal hardcoded temperature trip values with defines. Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14mlxsw: core: Modify thermal zone definitionVadim Pasternak1-9/+28
Modify thermal zone trip points setting for better alignment with system thermal requirement. Add hysteresis thresholds for thermal trips in order to avoid throttling around thermal trip point. If hysteresis temperature is not considered, PWM can have side effect of flip up/down on thermal trip point boundary. Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14mlxsw: core: Set different thermal polling time based on bus frequency ↵Vadim Pasternak3-2/+10
capability Add low frequency bus capability in order to allow core functionality separation based on bus type. Driver could run over PCIe, which is considered as high frequency bus or I2C, which is considered as low frequency bus. In the last case time setting, for example, for thermal polling interval, should be increased. Use different thermal monitoring based on bus type. For I2C bus time is set to 20 seconds, while for PCIe 1 second polling interval is used. Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14mlxsw: core: Add API for QSFP module temperature thresholds readingVadim Pasternak3-1/+128
Add new API to read QSFP module's temperature thresholds - warning and critical. New internal API reads the temperature thresholds from the modules, which are equipped with the thermal sensor. These thresholds will be exposed via hwmon subsystem. Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14mlxsw: reg: Add Fan Out of Range Event RegisterVadim Pasternak1-0/+30
Add FORE (Fan Out of Range Event Register), which is used for fan fault reading. Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-14mlxsw: reg: Add Management Temperature Bulk RegisterVadim Pasternak1-0/+75
Add MTBR (Management Temperature Bulk Register), which is used for port temperature reading in a bulk mode. Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>