[ubuntu/yakkety-updates] linux 4.8.0-38.41 (Accepted)

Steve Langasek steve.langasek at canonical.com
Mon Feb 20 07:46:48 UTC 2017

linux (4.8.0-38.41) yakkety; urgency=low

  [ Thadeu Lima de Souza Cascardo ]

  * Release Tracking Bug
    - LP: #1661232

  * Backport Dirty COW patch to prevent wineserver freeze (LP: #1658270)
    - SAUCE: mm: Respect FOLL_FORCE/FOLL_COW for thp

  * Kdump through NMI SMP and single core not working on Ubuntu16.10
    (LP: #1630924)
    - x86/hyperv: Handle unknown NMIs on one CPU when unknown_nmi_panic
    - SAUCE: hv: don't reset hv_context.tsc_page on crash

  * Call trace when testing fstat stressor on ppc64el with virtual  keyboard and
    mouse present (LP: #1652132)
    - HID: usbhid: Quirk a AMI virtual mouse and keyboard with ALWAYS_POLL

  * regression in linux-libc-dev in yakkety: C++ style comments are not allowed
    in ISO C90 (LP: #1659654)
    - generic syscalls: kill cruft from removed pkey syscalls

  * [16.04.2] POWER9 patches on top of 4.8 (LP: #1650263)
    - powerpc/book3s: Add a cpu table entry for different POWER9 revs
    - powerpc/mm/radix: Use different RTS encoding for different POWER9 revs
    - powerpc/mm/radix: Use different pte update sequence for different POWER9
    - powerpc/mm: Update the HID bit when switching from radix to hash
    - powerpc/64/kexec: NULL check "clear_all" in kexec_sequence
    - powerpc/64/kexec: Fix MMU cleanup on radix
    - powerpc/mm: Add radix flush all with IS=3
    - powerpc/64/kexec: Copy image with MMU off when possible
    - powerpc/64: Simplify adaptation to new ISA v3.00 HPTE format
    - powerpc/mm/radix: Invalidate ERAT on tlbiel for POWER9 DD1
    - powerpc/mm: Fix missing update of HID register on secondary CPUs
    - powerpc/64: Add some more SPRs and SPR bits for POWER9
    - powerpc/64: Provide functions for accessing POWER9 partition table
    - powerpc/powernv: Define real-mode versions of OPAL XICS accessors
    - powerpc/64: Define new ISA v3.00 logical PVR value and PCR register value
    - mm: update mmu_gather range correctly
    - mm/hugetlb: add tlb_remove_hugetlb_entry for handling hugetlb pages
    - mm: add tlb_remove_check_page_size_change to track page size change
    - powerpc: Revert Load Monitor Register Support
    - powerpc/mm: Correct process and partition table max size
    - powernv: Clear SPRN_PSSCR when a POWER9 CPU comes online
    - powerpc/mm/radix: Setup AMOR in HV mode to allow key 0
    - powerpc/mm: Detect instruction fetch denied and report
    - powerpc/mm/radix: Prevent kernel execution of user space
    - powerpc/mm: Rename hugetlb-radix.h to hugetlb.h
    - powerpc/mm/hugetlb: Handle hugepage size supported by hash config
    - powerpc/mm: Introduce _PAGE_LARGE software pte bits
    - powerpc/mm: Add radix__tlb_flush_pte_p9_dd1()
    - powerpc/mm: update radix__ptep_set_access_flag to not do full mm tlb flush
    - powerpc/mm: update radix__pte_update to not do full mm tlb flush
    - powerpc/mm: Batch tlb flush when invalidating pte entries
    - powerpc/sparse: Make a bunch of things static
    - powerpc/perf: factor out the event format field
    - powerpc/perf: update attribute_group data structure
    - powerpc/perf: power9 raw event format encoding
    - powerpc/perf: macros for power9 format encoding
    - KVM: PPC: Book3S: Don't crash if irqfd used with no in-kernel XICS emulation
    - KVM: PPC: Implement kvm_arch_intc_initialized() for PPC
    - KVM: PPC: Book3S HV: Move struct kvmppc_vcore from kvm_host.h to
    - KVM: PPC: Book3S HV: Change vcore element runnable_threads from linked-list
      to array
    - KVM: Export kvm module parameter variables
    - KVM: PPC: Book3S HV: Implement halt polling
    - KVM: Add provisioning for ulong vm stats and u64 vcpu stats
    - KVM: PPC: Implement existing and add new halt polling vcpu stats
    - powerpc/mm: Speed up computation of base and actual page size for a HPTE
    - powerpc: Add simple cache inhibited MMIO accessors
    - KVM: PPC: Book3S HV: Convert kvmppc_read_intr to a C function
    - KVM: PPC: Book3S HV: Introduce kvmppc_passthru_irqmap
    - powerpc/powernv: Provide facilities for EOI, usable from real mode
    - KVM: PPC: Book3S HV: Enable IRQ bypass
    - KVM: PPC: Book3S HV: Handle passthrough interrupts in guest
    - KVM: PPC: Book3S HV: Complete passthrough interrupt in host
    - KVM: PPC: Book3S HV: Dump irqmap in debugfs
    - KVM: PPC: Book3S HV: Tunable to disable KVM IRQ bypass
    - KVM: PPC: Book3S HV: Update irq stats for IRQs handled in real mode
    - KVM: PPC: Book3S HV: Set server for passed-through interrupts
    - KVM: PPC: Book3S HV: Counters for passthrough IRQ stats
    - KVM: PPC: e500: Use kmalloc_array() in kvm_vcpu_ioctl_config_tlb()
    - KVM: PPC: e500: Less function calls in kvm_vcpu_ioctl_config_tlb() after
      error detection
    - KVM: PPC: e500: Delete an unnecessary initialisation in
    - KVM: PPC: e500: Replace kzalloc() calls by kcalloc() in two functions
    - KVM: PPC: e500: Use kmalloc_array() in kvmppc_e500_tlb_init()
    - KVM: PPC: e500: Rename jump labels in kvmppc_e500_tlb_init()
    - kvm: add stubs for arch specific debugfs support
    - KVM: PPC: Book3S: Treat VTB as a per-subcore register, not per-thread
    - KVM: PPC: Book3S HV: Take out virtual core piggybacking code
    - KVM: PPC: Book3S: Remove duplicate setting of the B field in tlbie
    - KVM: PPC: Book3S PR: Support 64kB page size on POWER8E and POWER8NVL
    - KVM: PPC: Book3S HV: Fix build error when SMP=n
    - KVM: PPC: Book3S HV: Fix sparse static warning
    - KVM: PPC: Book3S HV: sparse: prototypes for functions called from assembler
    - KVM: PPC: Book3S HV: Use list_move_tail instead of list_del/list_add_tail
    - KVM: PPC: Book3S HV: Clear the key field of HPTE when the page is paged out
    - KVM: PPC: Book3S HV: Add a per vcpu cache for recently page faulted MMIO
    - KVM: PPC: Book3S HV: Drop duplicate header asm/iommu.h
    - KVM: PPC: Book3S HV: Adapt to new HPTE format on POWER9
    - KVM: PPC: Book3S HV: Set partition table rather than SDR1 on POWER9
    - KVM: PPC: Book3S HV: Adjust host/guest context switch for POWER9
    - KVM: PPC: Book3S HV: Add new POWER9 guest-accessible SPRs
    - KVM: PPC: Book3S HV: Adapt TLB invalidations to work on POWER9
    - KVM: PPC: Book3S HV: Use msgsnd for IPIs to other cores on POWER9
    - KVM: PPC: Book3S HV: Use OPAL XICS emulation on POWER9
    - KVM: PPC: Book3S HV: Use stop instruction rather than nap on POWER9
    - KVM: PPC: Book3S HV: Enable hypervisor virtualization interrupts while in
    - KVM: PPC: Book3S HV: Treat POWER9 CPU threads as independent subcores
    - KVM: PPC: Book3S HV: Update kvmppc_set_arch_compat() for ISA v3.00
    - KVM: PPC: Book3S HV: Fix compilation with unusual configurations
    - KVM: PPC: Correctly report KVM_CAP_PPC_ALLOC_HTAB
    - KVM: PPC: Book3S HV: Use generic kvm module parameters
    - KVM: PPC: Book3S HV: Add check for module parameter halt_poll_ns
    - KVM: PPC: Decrease the powerpc default halt poll max value
    - KVM: PPC: Book3S HV: Comment style and print format fixups
    - KVM: PPC: Book3S: Move prototypes for KVM functions into kvm_ppc.h
    - KVM/PPC/Book3S HV: Convert to hotplug state machine
    - [Config] IRQ_BYPASS_MANAGER=y

  * [regression 4.8.0-14 -> 4.8.0-17] keyboard and touchscreen lost on Acer
    Chromebook R11 (LP: #1630238)

  * Bug fixes for IBM VNIC Driver (LP: #1655379)
    - ibmvnic: Fix GFP_KERNEL allocation in interrupt context
    - ibmvnic: Update MTU after device initialization
    - ibmvnic: Fix releasing of sub-CRQ IRQs in interrupt context
    - ibmvnic: Fix missing brackets in init_sub_crq_irqs
    - ibmvnic: Start completion queue negotiation at server-provided optimum
    - ibmvnic: Unmap ibmvnic_statistics structure
    - ibmvnic: Fix size of debugfs name buffer

  * Backport 3 patches to fix bugs with AIX clients using IBMVSCSI Target Driver
    (LP: #1657194)
    - SAUCE: ibmvscsis: Fix max transfer length
    - SAUCE: ibmvscsis: fix sleeping in interrupt context
    - SAUCE: ibmvscsis: Fix srp_transfer_data fail return code

  * NVMe: adapter is missing after abnormal shutdown followed by quick reboot,
    quirk needed (LP: #1656913)
    - nvme: apply DELAY_BEFORE_CHK_RDY quirk at probe time too

  * Ubuntu 16.10 KVM SRIOV: if enable sriov while ping flood is running ping
    will stop working (LP: #1625318)
    - PCI: Do any VF BAR updates before enabling the BARs
    - PCI: Ignore BAR updates on virtual functions
    - PCI: Update BARs using property bits appropriate for type
    - PCI: Separate VF BAR updates from standard BAR updates
    - PCI: Don't update VF BARs while VF memory space is enabled
    - PCI: Remove pci_resource_bar() and pci_iov_resource_bar()
    - PCI: Add comments about ROM BAR updating

  * Ubuntu - ibmveth: abnormally large TCP MSS value caused a TCP session to
    hang with a zero window (LP: #1655420)
    - ibmveth: set correct gso_size and gso_type
    - ibmveth: calculate gso_segs for large packets

  * netfilter regression introducing a performance slowdown in binary
    arp/ip/ip6tables (LP: #1640786)
    - netfilter: x_tables: pass xt_counters struct instead of packet counter
    - netfilter: x_tables: pass xt_counters struct to counter allocator
    - netfilter: x_tables: pack percpu counter allocations

  * Move some kernel modules to the main kernel package (part 2) (LP: #1655002)
    - [Config] Add IBM power drivers to the inclusion list

  * [Hyper-V] netvsc: add rcu_read locked to netvsc callback (LP: #1657540)
    - netvsc: add rcu_read locking to netvsc callback

  * [Hyper-V] Rebase Hyper-V in 16.04 and 16.10 to the the upstream 4.9 kernel
    (LP: #1650059)
    - hv_netvsc: Add query for initial physical link speed
    - hv_netvsc: Add handler for physical link speed change
    - hv_netvsc: Implement batching of receive completions
    - PCI: hv: Use list_move_tail() instead of list_del() + list_add_tail()
    - hv_netvsc: fix rtnl locking in callback
    - hv_netvsc: make RSS hash key static
    - hv_netvsc: use kcalloc
    - hv_netvsc: style cleanups
    - hv_netvsc: make inline functions static
    - hv_netvsc: use ARRAY_SIZE() for NDIS versions
    - hv_netvsc: make device_remove void
    - hv_netvsc: init completion during alloc
    - hv_netvsc: rearrange start_xmit
    - hv_netvsc: refactor completion function
    - hv_netvsc: make netvsc_destroy_buf void
    - hv_netvsc: make variable local
    - hv_netvsc: report vmbus name in ethtool
    - hv_netvsc: add ethtool statistics for tx packet issues
    - Drivers: hv: get rid of redundant messagecount in create_gpadl_header()
    - Drivers: hv: don't leak memory in vmbus_establish_gpadl()
    - Drivers: hv: get rid of timeout in vmbus_open()
    - Drivers: hv: utils: fix a race on userspace daemons registration
    - Drivers: hv: vmbus: fix the race when querying & updating the percpu list
    - Drivers: hv: vmbus: Enable explicit signaling policy for NIC channels
    - Drivers: hv: vmbus: Reduce the delay between retries in vmbus_post_msg()
    - Drivers: hv: vmbus: Implement a mechanism to tag the channel for low latency
    - Tools: hv: kvp: ensure kvp device fd is closed on exec
    - Drivers: hv: balloon: keep track of where ha_region starts
    - Drivers: hv: balloon: account for gaps in hot add regions
    - Drivers: hv: balloon: don't wait for ol_waitevent when memhp_auto_online is
    - Drivers: hv: balloon: replace ha_region_mutex with spinlock
    - Drivers: hv: balloon: Use available memory value in pressure report
    - Drivers: hv: cleanup vmbus_open() for wrap around mappings
    - Drivers: hv: ring_buffer: wrap around mappings for ring buffers
    - Drivers: hv: ring_buffer: use wrap around mappings in hv_copy{from,
    - Drivers: hv: ring_buffer: count on wrap around mappings in
    - Drivers: hv: Introduce a policy for controlling channel affinity
    - Drivers: hv: utils: Continue to poll VSS channel after handling requests.
    - Drivers: hv: utils: Check VSS daemon is listening before a hot backup
    - PCI: hv: Use zero-length array in struct pci_packet
    - PCI: hv: Use pci_function_description[0] in struct definitions
    - PCI: hv: Remove the unused 'wrk' in struct hv_pcibus_device
    - PCI: hv: Handle vmbus_sendpacket() failure in hv_compose_msi_msg()
    - PCI: hv: Handle hv_pci_generic_compl() error case
    - Revert "Drivers: hv: ring_buffer: count on wrap around mappings in
    - Driver: hv: vmbus: Make mmio resource local
    - Drivers: hv: vmbus: suppress some "hv_vmbus: Unknown GUID" warnings
    - Drivers: hv: utils: Rename version definitions to reflect protocol version.
    - Drivers: hv: utils: Use TimeSync samples to adjust the clock after boot.
    - Drivers: hv: utils: Support TimeSync version 4.0 protocol samples.
    - Drivers: hv: hv_util: Avoid dynamic allocation in time synch
    - Revert "hv_netvsc: make inline functions static"
    - hv_netvsc: use consume_skb
    - hv_netvsc: dev hold/put reference to VF
    - hv_netvsc: simplify callback event code
    - hv_netvsc: improve VF device matching
    - hv_netvsc: use RCU to protect vf_netdev
    - hv_netvsc: remove VF in flight counters
    - hv_netvsc: count multicast packets received
    - hv_netvsc: fix comments
    - Drivers: hv: make VMBus bus ids persistent
    - Drivers: hv: get rid of id in struct vmbus_channel
    - netvsc: fix checksum on UDP IPV6
    - netvsc: Remove mistaken udp.h inclusion.
    - net/hyperv: avoid uninitialized variable
    - Revert "hv_netvsc: report vmbus name in ethtool"
    - vmbus: make sysfs names consistent with PCI
    - netvsc: reduce maximum GSO size
    - Drivers: hv: vmbus: Base host signaling strictly on the ring state

  * Yakkety update to v4.8.17 stable release (LP: #1655057)
    - ssb: Fix error routine when fallback SPROM fails
    - rtlwifi: Fix enter/exit power_save
    - perf/x86: Fix exclusion of BTS and LBR for Goldmont
    - perf/x86/intel/cstate: Prevent hotplug callback leak
    - rtl8xxxu: Work around issue with 8192eu and 8723bu devices not reconnecting
    - cfg80211/mac80211: fix BSS leaks when abandoning assoc attempts
    - ath9k: fix ath9k_hw_gpio_get() to return 0 or 1 on success
    - ath9k: Really fix LED polarity for some Mini PCI AR9220 MB92 cards.
    - mmc: sdhci: Fix recovery from tuning timeout
    - regulator: stw481x-vmmc: fix ages old enable error
    - timekeeping_Force_unsigned_clocksource_to_nanoseconds_conversion
    - gpio: chardev: Return error for seek operations
    - arm64: tegra: Add VDD_GPU regulator to Jetson TX1
    - clk: bcm2835: Avoid overwriting the div info when disabling a pll_div clk
    - thermal: hwmon: Properly report critical temperature in sysfs
    - docs: sphinx-extensions: make rstFlatTable work with docutils 0.13
    - hv: acquire vmbus_connection.channel_mutex in vmbus_free_channels()
    - staging: comedi: ni_mio_common: fix M Series ni_ai_insn_read() data mask
    - staging: comedi: ni_mio_common: fix E series ni_ai_insn_read() data
    - ACPI / video: Add force_native quirk for Dell XPS 17 L702X
    - ACPI / video: Add force_native quirk for HP Pavilion dv6
    - drm/amd/amdgpu: enable GUI idle INT after enabling CGCG
    - drm/nouveau/gr: fallback to legacy paths during firmware lookup
    - drm/nouveau/kms: lvds panel strap moved again on maxwell
    - drm/nouveau/bios: require checksum to match for fast acpi shadow method
    - drm/nouveau/ltc: protect clearing of comptags with mutex
    - drm/nouveau/ttm: wait for bo fence to signal before unmapping vmas
    - drm/nouveau/i2c/gk110b,gm10x: use the correct implementation
    - drm/nouveau/fifo/gf100-: protect channel preempt with subdev mutex
    - drm/radeon: Also call cursor_move_locked when the cursor size changes
    - drm/radeon: Hide the HW cursor while it's out of bounds
    - drm/radeon: add additional pci revision to dpm workaround
    - drm/radeon/si: load the proper firmware on 0x87 oland boards
    - drm/gma500: Add compat ioctl
    - drm/amdgpu: fix init save/restore list in gfx_v8.0
    - drivers/gpu/drm/ast: Fix infinite loop if read fails
    - mei: request async autosuspend at the end of enumeration
    - mei: me: add lewisburg device ids
    - block: protect iterate_bdevs() against concurrent close
    - vt: fix Scroll Lock LED trigger name
    - stm class: Fix device leak in open error path
    - scsi: megaraid_sas: For SRIOV enabled firmware, ensure VF driver waits for
      30secs before reset
    - scsi: megaraid_sas: Do not set MPI2_TYPE_CUDA for JBOD FP path for FW which
      does not support JBOD sequence map
    - iscsi-target: Return error if unable to add network portal
    - scsi: zfcp: fix use-after-"free" in FC ingress path after TMF
    - scsi: zfcp: do not trace pure benign residual HBA responses at default level
    - scsi: zfcp: fix rport unblock race with LUN recovery
    - scsi: avoid a permanent stop of the scsi device's request queue
    - ARC: mm: arc700: Don't assume 2 colours for aliasing VIPT dcache
    - firmware: fix usermode helper fallback loading
    - s390/vmlogrdr: fix IUCV buffer allocation
    - s390/kexec: use node 0 when re-adding crash kernel memory
    - arm64: KVM: pmu: Reset PMSELR_EL0.SEL to a sane value before entering the
    - sc16is7xx: Drop bogus use of IRQF_ONESHOT
    - md/raid5: limit request size according to implementation limits
    - scsi: aacraid: remove wildcard for series 9 controllers
    - KVM: PPC: Book3S HV: Save/restore XER in checkpointed register state
    - KVM: PPC: Book3S HV: Don't lose hardware R/C bit updates in H_PROTECT
    - kvm: nVMX: Allow L1 to intercept software exceptions (#BP and #OF)
    - fsnotify: Fix possible use-after-free in inode iteration on umount
    - vsock/virtio: fix src/dst cid format
    - platform/x86: asus-nb-wmi.c: Add X45U quirk
    - fgraph: Handle a case where a tracer ignores set_graph_notrace
    - IB/mad: Fix an array index check
    - IPoIB: Avoid reading an uninitialized member variable
    - IB/multicast: Check ib_find_pkey() return value
    - IB/rxe: Fix a memory leak in rxe_qp_cleanup()
    - IB/cma: Fix a race condition in iboe_addr_get_sgid()
    - mn88472: fix chip id check on probe
    - mn88473: fix chip id check on probe
    - s5p-mfc: fix failure path of s5p_mfc_alloc_memdev()
    - media: solo6x10: fix lockup by avoiding delayed register write
    - v4l: tvp5150: Add missing break in set control handler
    - Input: drv260x - fix input device's parent assignment
    - i40iw: Use correct src address in memcpy to rdma stats counters
    - PCI: Check for PME in targeted sleep state
    - libceph: verify authorize reply on connect
    - nfs_write_end(): fix handling of short copies
    - pNFS: On error, do not send LAYOUTGET until the LAYOUTRETURN has completed
    - pNFS: Don't clear the layout stateid if a layout return is outstanding
    - pNFS: Clear NFS_LAYOUT_RETURN_REQUESTED when invalidating the layout stateid
    - pNFS: Fix a deadlock between read resends and layoutreturn
    - SUNRPC: fix refcounting problems with auth_gss messages.
    - powerpc/64e: Convert cmpi to cmpwi in head_64.S
    - powerpc/ps3: Fix system hang with GCC 5 builds
    - libnvdimm, pfn: fix align attribute
    - kconfig/nconf: Fix hang when editing symbol with a long prompt
    - sg_write()/bsg_write() is not fit to be called under KERNEL_DS
    - net: mvpp2: fix dma unmapping of TX buffers for fragments
    - drm/i915/dsi: Fix chv_exec_gpio disabling the GPIOs it is setting
    - drm/i915/dsi: Do not clear DPOUNIT_CLOCK_GATE_DISABLE from
    - drm/i915: Fix cdclk vs. dev_cdclk mess when not recomputing things
    - drm/i915: Initialize dev_priv->atomic_cdclk_freq at init time
    - drm/i915: skip the first 4k of stolen memory on everything >= gen8
    - Linux 4.8.17

  * Ubuntu 16.10 KVM: Running out of memory if trying to bringup guest with more
    than 64VFs. (LP: #1654067)
    - powerpc/iommu: Pass mm_struct to init/cleanup helpers
    - powerpc/iommu: Stop using @current in mm_iommu_xxx
    - vfio/spapr: Postpone allocation of userspace version of TCE table
    - vfio/spapr: Add a helper to create default DMA window
    - vfio/spapr: Postpone default window creation
    - vfio/spapr: Reference mm in tce_container
    - powerpc/mm/iommu, vfio/spapr: Put pages on VFIO container shutdown

  * Miscellaneous Ubuntu changes
    - [Config] Drop elants_i2c and pinctrl-cherryview from ABI

Date: 2017-02-08 14:23:17.075512+00:00
Changed-By: Ben Romer <benjamin.romer at canonical.com>
Signed-By: Steve Langasek <steve.langasek at canonical.com>
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