[SRU][Xenial] Xenial update to 4.4.118 stable release

Juerg Haefliger juerg.haefliger at canonical.com
Wed Apr 4 11:40:35 UTC 2018


On 04/04/2018 12:20 PM, Kleber Souza wrote:
> On 04/03/18 14:40, Juerg Haefliger wrote:
>> BugLink: http://bugs.launchpad.net/bugs/1756866
>>
>> This is a pull request for the Xenial stable update from 4.4.117 to
>> 4.4.118. The most notable change is the replacement of our spectre v1
>> implementation with upstream's version. Specifically, the following
>> patches are reverted:
>>
>> UBUNTU: SAUCE: arm: no osb() implementation yet"
>> UBUNTU: SAUCE: arm64: no osb() implementation yet"
>> UBUNTU: SAUCE: s390/spinlock: add osb memory barrier"
>> UBUNTU: SAUCE: powerpc: add osb barrier"
>> UBUNTU: SAUCE: claim mitigation via observable speculation barrier"
>> userns: prevent speculative execution"
>> udf: prevent speculative execution"
>> net: mpls: prevent speculative execution"
>> fs: prevent speculative execution"
>> ipv6: prevent speculative execution"
>> ipv4: prevent speculative execution"
>> Thermal/int340x: prevent speculative execution"
>> qla2xxx: prevent speculative execution"
>> carl9170: prevent speculative execution"
>> UBUNTU: SAUCE: FIX: x86, bpf, jit: prevent speculative execution when
>> JIT is enabled"
>> x86, bpf, jit: prevent speculative execution when JIT is enabled"
>> bpf: prevent speculative execution in eBPF interpreter"
>> locking/barriers: introduce new observable speculation barrier"
>> UBUNTU: SAUCE: reinstate MFENCE_RDTSC feature definition"
>> x86/cpu/AMD: Remove now unused definition of MFENCE_RDTSC feature"
>>
>> And their functionality is (partially?) replaced by upstream's patchset:
>>
>> x86/kvm: Update spectre-v1 mitigation
>> x86/spectre: Report get_user mitigation for spectre_v1
>> nl80211: Sanitize array index in parse_txq_params
>> vfs, fdtable: Prevent bounds-check bypass via speculative execution
>> x86/syscall: Sanitize syscall table de-references under speculation
>> x86/get_user: Use pointer masking to limit speculation
>> x86: Introduce barrier_nospec
>> x86: Implement array_index_mask_nospec
>> array_index_nospec: Sanitize speculative array de-references
>> Documentation: Document array_index_nospec
>>
>> Note that v1 of the patchset submitted upstream [1] was more or less
>> what we have pulled into Xenial. What's missing from that submittal
>> compared to what we have are the bpf/jit patches and some of the osb()
>> sprinkling throughout various subsystems and drivers. There was back and
>> forth arguing in upstream about whether some of the places that the v1
>> patchset modified were even user-space controllable and they eventually
>> got dropped form the final v6 version [2]. Plus they added syscall and
>> get_user sanitization.
>>
>> Also, the current upstream implementation is x86 only. PowerPC is in the
>> works [3] but no s390x as of yet.
>>
>> [1] https://lkml.org/lkml/2018/1/5/769
>> [2] https://lkml.org/lkml/2018/1/29/960
>> [3] https://lkml.org/lkml/2018/3/15/929
>>
>>
>> Let me know if you think we should bring back some or all of the stuff
>> that got dropped (powerpc, s390x, bpf).
> 
> Since the spectre v1 changes from upstream hasn't yet been carefully
> reviewed and tested by our team, I will not apply this stable update
> (and any subsequent ones) until we are more confident about it.

We're falling more and more behind. Upstream is at 4.4.126 now. Would it
make sense to just skip those patches and continue? Assuming we don't
run into issues with future patches because of this.

...Juerg


> Kleber
> 
>>
>> Compile tested all supported architectures.
>>
>> ...Juerg
>>
>>
>>
>> The following changes since commit 638103b5a72ff90bead7fb350adb014be934cf35:
>>
>>   Linux 4.4.117 (2018-03-27 08:40:12 +0200)
>>
>> are available in the git repository at:
>>
>>   https://git.launchpad.net/~juergh/+git/xenial-linux update-4.4.118
>>
>> for you to fetch changes up to 26c747a51753fb263a1107da3e8a07a249aa636a:
>>
>>   ARM: omap2: hide omap3_save_secure_ram on non-OMAP3 builds (2018-03-28
>> 11:19:22 +0200)
>>
>> ----------------------------------------------------------------
>> Alexandru Ardelean (1):
>>       staging: iio: adc: ad7192: fix external frequency setting
>>
>> Andi Kleen (1):
>>       module/retpoline: Warn about missing retpoline in module
>>
>> Andre Przywara (1):
>>       pinctrl: sunxi: Fix A80 interrupt pin bank
>>
>> Andy Lutomirski (1):
>>       dell-wmi, dell-laptop: depends DMI
>>
>> Arnd Bergmann (77):
>>       ASoC: ux500: add MODULE_LICENSE tag
>>       video: fbdev/mmp: add MODULE_LICENSE
>>       arm64: dts: add #cooling-cells to CPU nodes
>>       virtio_balloon: prevent uninitialized variable use
>>       isdn: icn: remove a #warning
>>       vmxnet3: prevent building with 64K pages
>>       video: fbdev: via: remove possibly unused variables
>>       scsi: advansys: fix build warning for PCI=n
>>       arm64: define BUG() instruction without CONFIG_BUG
>>       x86/fpu/math-emu: Fix possible uninitialized variable use
>>       x86/build: Silence the build with "make -s"
>>       thermal: fix INTEL_SOC_DTS_IOSF_CORE dependencies
>>       x86: add MULTIUSER dependency for KVM
>>       x86/platform: Add PCI dependency for PUNIT_ATOM_DEBUG
>>       scsi: advansys: fix uninitialized data access
>>       ALSA: hda/ca0132 - fix possible NULL pointer use
>>       reiserfs: avoid a -Wmaybe-uninitialized warning
>>       ssb: mark ssb_bus_register as __maybe_unused
>>       thermal: spear: use __maybe_unused for PM functions
>>       x86/boot: Avoid warning for zero-filling .bss
>>       profile: hide unused functions when !CONFIG_PROC_FS
>>       md: avoid warning for 32-bit sector_t
>>       mtd: ichxrom: maybe-uninitialized with gcc-4.9
>>       mptfusion: hide unused seq_mpt_print_ioc_summary function
>>       scsi: fdomain: drop fdomain_pci_tbl when built-in
>>       staging: ste_rmi4: avoid unused function warnings
>>       fbdev: sis: enforce selection of at least one backend
>>       scsi: mvumi: use __maybe_unused to hide pm functions
>>       SCSI: initio: remove duplicate module device table
>>       pwc: hide unused label
>>       usb: musb/ux500: remove duplicate check for dma_is_compatible
>>       tty: hvc_xen: hide xen_console_remove when unused
>>       target/user: Fix cast from pointer to phys_addr_t
>>       driver-core: use 'dev' argument in dev_dbg_ratelimited stub
>>       fbdev: auo_k190x: avoid unused function warnings
>>       mtd: sh_flctl: pass FIFO as physical address
>>       mtd: cfi: enforce valid geometry configuration
>>       fbdev: s6e8ax0: avoid unused function warnings
>>       modsign: hide openssl output in silent builds
>>       fbdev: sm712fb: avoid unused function warnings
>>       hwrng: exynos - use __maybe_unused to hide pm functions
>>       USB: cdc_subset: only build when one driver is enabled
>>       rtlwifi: fix gcc-6 indentation warning
>>       netfilter: ipvs: avoid unused variable warnings
>>       ipv4: ipconfig: avoid unused ic_proto_used symbol
>>       tlan: avoid unused label with PCI=n
>>       tty: cyclades: cyz_interrupt is only used for PCI
>>       genirq/msi: Add stubs for get_cached_msi_msg/pci_write_msi_msg
>>       ASoC: mediatek: add i2c dependency
>>       infiniband: cxgb4: use %pR format string for printing resources
>>       b2c2: flexcop: avoid unused function warnings
>>       tc358743: fix register i2c_rd/wr functions
>>       drm/nouveau: hide gcc-4.9 -Wmaybe-uninitialized
>>       Input: tca8418_keypad - hide gcc-4.9 -Wmaybe-uninitialized warning
>>       KVM: add X86_LOCAL_APIC dependency
>>       go7007: add MEDIA_CAMERA_SUPPORT dependency
>>       em28xx: only use mt9v011 if camera support is enabled
>>       ISDN: eicon: reduce stack size of sig_ind function
>>       ASoC: rockchip: use __maybe_unused to hide st_irq_syscfg_resume
>>       hdpvr: hide unused variable
>>       v4l: remove MEDIA_TUNER dependency for VIDEO_TUNER
>>       cw1200: fix bogus maybe-uninitialized warning
>>       wireless: cw1200: use __maybe_unused to hide pm functions_
>>       perf/x86: Shut up false-positive -Wmaybe-uninitialized warning
>>       net: hp100: remove unnecessary #ifdefs
>>       gpio: xgene: mark PM functions as __maybe_unused
>>       Revert "power: bq27xxx_battery: Remove unneeded dependency in Kconfig"
>>       power: bq27xxx_battery: mark some symbols __maybe_unused
>>       isdn: sc: work around type mismatch warning
>>       binfmt_elf: compat: avoid unused function warning
>>       idle: i7300: add PCI dependency
>>       usb: phy: msm add regulator dependency
>>       ncr5380: shut up gcc indentation warning
>>       ARM: tegra: select USB_ULPI from EHCI rather than platform
>>       netlink: fix nla_put_{u8,u16,u32} for KASAN
>>       kasan: rework Kconfig settings
>>       ARM: omap2: hide omap3_save_secure_ram on non-OMAP3 builds
>>
>> Augusto Mecking Caringi (1):
>>       gpio: intel-mid: Fix build warning when !CONFIG_PM
>>
>> Ben Hutchings (1):
>>       staging: android: ashmem: Fix a race condition in pin ioctls
>>
>> Borislav Petkov (7):
>>       platform/x86: intel_mid_thermal: Fix suspend handlers unused warning
>>       x86/ras/inject: Make it depend on X86_LOCAL_APIC=y
>>       amd-xgbe: Fix unused suspend handlers build warning
>>       x86/platform/olpc: Fix resume handler build warning
>>       x86/microcode/AMD: Change load_microcode_amd()'s param to bool to
>> fix preemptibility bug
>>       x86/nospec: Fix header guards names
>>       x86/bugs: Drop one "mitigation" from dmesg
>>
>> Cai Li (1):
>>       clk: fix a panic error caused by accessing NULL pointer
>>
>> Chris Wilson (1):
>>       drm: Require __GFP_NOFAIL for the legacy drm_modeset_lock_all
>>
>> Christophe JAILLET (1):
>>       dmaengine: ioat: Fix error handling path
>>
>> Colin Ian King (3):
>>       tc1100-wmi: fix build warning when CONFIG_PM not enabled
>>       iio: adc: axp288: remove redundant duplicate const on
>> axp288_adc_channels
>>       x86/spectre: Fix spelling mistake: "vunerable"-> "vulnerable"
>>
>> Cong Wang (2):
>>       xfrm: check id proto in validate_tmpl()
>>       netfilter: xt_RATEEST: acquire xt_rateest_mutex for hash insert
>>
>> Dan Williams (9):
>>       array_index_nospec: Sanitize speculative array de-references
>>       x86: Implement array_index_mask_nospec
>>       x86: Introduce barrier_nospec
>>       x86/get_user: Use pointer masking to limit speculation
>>       x86/syscall: Sanitize syscall table de-references under speculation
>>       vfs, fdtable: Prevent bounds-check bypass via speculative execution
>>       nl80211: Sanitize array index in parse_txq_params
>>       x86/spectre: Report get_user mitigation for spectre_v1
>>       x86/kvm: Update spectre-v1 mitigation
>>
>> Daniel Wagner (1):
>>       video: Use bool instead int pointer for get_opt_bool() argument
>>
>> Darren Kenny (1):
>>       x86/speculation: Fix typo IBRS_ATT, which should be IBRS_ALL
>>
>> Dave Jones (1):
>>       Make DST_CACHE a silent config option
>>
>> Dave Young (1):
>>       mm/early_ioremap: Fix boot hang with earlyprintk=efi,keep
>>
>> David Hildenbrand (2):
>>       KVM: nVMX: kmap() can't fail
>>       KVM: nVMX: vmx_complete_nested_posted_interrupt() can't fail
>>
>> David Howells (1):
>>       Provide a function to create a NUL-terminated string from
>> unterminated data
>>
>> David Woodhouse (1):
>>       x86/retpoline: Avoid retpolines for built-in __init functions
>>
>> Dmitry Vyukov (2):
>>       netfilter: x_tables: fix int overflow in xt_alloc_table_info()
>>       netfilter: ipt_CLUSTERIP: fix out-of-bounds accesses in
>> clusterip_tg_check()
>>
>> Dou Liyang (1):
>>       x86/spectre: Check CONFIG_RETPOLINE in command line parser
>>
>> Eric Biggers (3):
>>       crypto: x86/twofish-3way - Fix %rbp usage
>>       binder: check for binder_thread allocation failure in binder_poll()
>>       509: fix printing uninitialized stack memory when OID is empty
>>
>> Eric Dumazet (1):
>>       netfilter: x_tables: avoid out-of-bounds reads in
>> xt_request_find_{match|target}
>>
>> Fabian Frederick (1):
>>       drivers/net: fix eisa_driver probe section mismatch
>>
>> Gao Feng (1):
>>       ipvlan: Add the skb->mark as flow4's member to lookup route
>>
>> Glen Lee (1):
>>       staging: wilc1000: fix kbuild test robot error
>>
>> Greg Kroah-Hartman (1):
>>       Linux 4.4.118
>>
>> Gustavo A. R. Silva (1):
>>       dmaengine: at_hdmac: fix potential NULL pointer dereference in
>> atc_prep_dma_interleaved
>>
>> Heikki Krogerus (1):
>>       serial: 8250_mid: fix broken DMA dependency
>>
>> Jan Beulich (1):
>>       xen: XEN_ACPI_PROCESSOR is Dom0-only
>>
>> Jan Dakinevich (2):
>>       KVM: VMX: clean up declaration of VPID/EPT invalidation types
>>       KVM: nVMX: invvpid handling improvements
>>
>> Jens Axboe (1):
>>       blktrace: fix unlocked registration of tracepoints
>>
>> Jia-Ju Bai (1):
>>       hippi: Fix a Fix a possible sleep-in-atomic bug in rr_close
>>
>> Jim Mattson (1):
>>       kvm: nVMX: Fix kernel panics induced by illegal INVEPT/INVVPID types
>>
>> Jiri Olsa (1):
>>       perf top: Fix window dimensions change handling
>>
>> Johannes Berg (1):
>>       cfg80211: check dev_set_name() return value
>>
>> Josh Poimboeuf (2):
>>       tools build: Add tools tree support for 'make -s'
>>       x86/paravirt: Remove 'noreplace-paravirt' cmdline option
>>
>> Juerg Haefliger (22):
>>       Revert "UBUNTU: SAUCE: arm: no osb() implementation yet"
>>       Revert "UBUNTU: SAUCE: arm64: no osb() implementation yet"
>>       Revert "UBUNTU: SAUCE: s390/spinlock: add osb memory barrier"
>>       Revert "UBUNTU: SAUCE: powerpc: add osb barrier"
>>       Revert "UBUNTU: SAUCE: claim mitigation via observable speculation
>> barrier"
>>       Revert "userns: prevent speculative execution"
>>       Revert "udf: prevent speculative execution"
>>       Revert "net: mpls: prevent speculative execution"
>>       Revert "fs: prevent speculative execution"
>>       Revert "ipv6: prevent speculative execution"
>>       Revert "ipv4: prevent speculative execution"
>>       Revert "Thermal/int340x: prevent speculative execution"
>>       Revert "qla2xxx: prevent speculative execution"
>>       Revert "carl9170: prevent speculative execution"
>>       Revert "UBUNTU: SAUCE: FIX: x86, bpf, jit: prevent speculative
>> execution when JIT is enabled"
>>       Revert "x86, bpf, jit: prevent speculative execution when JIT is
>> enabled"
>>       Revert "bpf: prevent speculative execution in eBPF interpreter"
>>       Revert "locking/barriers: introduce new observable speculation
>> barrier"
>>       Revert "UBUNTU: SAUCE: reinstate MFENCE_RDTSC feature definition"
>>       Revert "x86/cpu/AMD: Remove now unused definition of MFENCE_RDTSC
>> feature"
>>       UBUNTU: [Config] updateconfigs after 4.4.118 stable update
>>       UBUNTU: ppc64el -- Remove vmxnet3 module
>>
>> Julia Lawall (1):
>>       mtd: maps: add __init attribute
>>
>> Jun Nie (1):
>>       dmaengine: zx: fix build warning
>>
>> Kamil Konieczny (1):
>>       crypto: s5p-sss - Fix kernel Oops in AES-ECB mode
>>
>> KarimAllah Ahmed (1):
>>       x86/spectre: Simplify spectre_v2 command line parsing
>>
>> Karol Herbst (1):
>>       x86/mm/kmmio: Fix mmiotrace for page unaligned addresses
>>
>> Keerthy (1):
>>       ARM: AM33xx: PRM: Remove am33xx_pwrdm_read_prev_pwrst function
>>
>> Kefeng Wang (1):
>>       arm64: Kconfig: select COMPAT_BINFMT_ELF only when BINFMT_ELF is set
>>
>> Luis R. Rodriguez (1):
>>       i2c: remove __init from i2c_register_board_info()
>>
>> Mark Rutland (1):
>>       Documentation: Document array_index_nospec
>>
>> Mauro Carvalho Chehab (1):
>>       media: s5k6aa: describe some function parameters
>>
>> Michal Marek (1):
>>       genksyms: Fix segfault with invalid declarations
>>
>> Miklos Szeredi (1):
>>       ncpfs: fix unused variable warning
>>
>> Moni Shoua (1):
>>       RDMA/cma: Make sure that PSN is not over max allowed
>>
>> Nikolay Borisov (1):
>>       btrfs: Fix possible off-by-one in btrfs_search_path_in_tree
>>
>> Nogah Frankel (2):
>>       net_sched: red: Avoid devision by zero
>>       net_sched: red: Avoid illegal values
>>
>> Paolo Abeni (4):
>>       net: add dst_cache support
>>       net: replace dst_cache ip6_tunnel implementation with the generic one
>>       netfilter: on sockopt() acquire sock lock only in the required scope
>>       dn_getsockoptdecnet: move nf_{get/set}sockopt outside sock lock
>>
>> Paul Bolle (1):
>>       drm/vmwgfx: use *_32_bits() macros
>>
>> Paul Moore (2):
>>       selinux: ensure the context is NUL terminated in
>> security_context_to_sid_core()
>>       selinux: skip bounded transition processing if the policy isn't loaded
>>
>> Peter Ujfalusi (1):
>>       ARM: dts: am4372: Correct the interrupts_properties of McASP
>>
>> Peter Zijlstra (2):
>>       KVM: x86: Make indirect calls in emulator speculation safe
>>       KVM: VMX: Make indirect call speculation safe
>>
>> Randy Dunlap (2):
>>       usb: build drivers/usb/common/ when USB_SUPPORT is set
>>       staging: unisys: visorinput depends on INPUT
>>
>> Ravi Bangoria (1):
>>       powerpc/perf: Fix oops when grouping different pmu events
>>
>> Russell King (1):
>>       drm/armada: fix leak of crtc structure
>>
>> Satheesh Rajendran (1):
>>       perf bench numa: Fixup discontiguous/sparse numa nodes
>>
>> Shuah Khan (1):
>>       usbip: keep usbip_device sockfd state in sync with tcp_socket
>>
>> Stefan Haberland (1):
>>       s390/dasd: prevent prefix I/O error
>>
>> Stefan Potyra (1):
>>       ASoC: rockchip: disable clock on error
>>
>> Steffen Klassert (2):
>>       xfrm: Fix stack-out-of-bounds read on socket policy lookup.
>>       xfrm: Fix stack-out-of-bounds with misconfigured transport mode
>> policies.
>>
>> Sudip Mukherjee (4):
>>       scsi: sim710: fix build warning
>>       dpt_i2o: fix build warning
>>       video: fbdev: sis: remove unused variable
>>       drm/gma500: remove helper function
>>
>> Takuo Koguchi (1):
>>       spi: sun4i: disable clocks in the remove function
>>
>> Tetsuo Handa (1):
>>       mm,vmscan: Make unregister_shrinker() no-op if register_shrinker()
>> failed.
>>
>> Thierry Reding (1):
>>       drm/gma500: Sanity-check pipe index
>>
>> Thomas Gleixner (1):
>>       x86/cpu/bugs: Make retpoline module warning conditional
>>
>> Tobias Jordan (1):
>>       dmaengine: jz4740: disable/unprepare clk if probe fails
>>
>> Tony Lindgren (2):
>>       ARM: OMAP2+: Fix SRAM virt to phys translation for
>> save_secure_ram_context
>>       ARM: dts: Fix omap4 hang with GPS connected to USB by using wakeupgen
>>
>> Vinod Koul (1):
>>       ASoC: Intel: Kconfig: fix build when ACPI is not enabled
>>
>> Waiman Long (1):
>>       x86/retpoline: Remove the esp/rsp thunk
>>
>> Wanpeng Li (2):
>>       KVM: x86: fix escape of guest dr6 to the host
>>       KVM: async_pf: Fix #DF due to inject "Page not Present" and "Page
>> Ready" exceptions simultaneously
>>
>> Will Deacon (1):
>>       scripts/kernel-doc: Don't fail with status != 0 if error
>> encountered with -none
>>
>> Willem de Bruijn (1):
>>       net: avoid skb_warn_bad_offload on IS_ERR
>>
>> Wu Fengguang (1):
>>       net: dst_cache_per_cpu_dst_set() can be static
>>
>> Zumeng Chen (1):
>>       gianfar: fix a flooded alignment reports because of padding issue.
>>
>>  Documentation/kernel-parameters.txt                |    2 -
>>  Documentation/speculation.txt                      |   90 ++
>>  Makefile                                           |    8 +-
>>  arch/arm/boot/dts/am4372.dtsi                      |    6 +-
>>  arch/arm/boot/dts/omap4.dtsi                       |    2 -
>>  arch/arm/include/asm/barrier.h                     |    2 -
>>  arch/arm/mach-omap2/omap-secure.c                  |   21 +
>>  arch/arm/mach-omap2/omap-secure.h                  |    4 +
>>  arch/arm/mach-omap2/pm.h                           |    4 -
>>  arch/arm/mach-omap2/pm34xx.c                       |   13 +-
>>  arch/arm/mach-omap2/prm33xx.c                      |   12 -
>>  arch/arm/mach-omap2/sleep34xx.S                    |   26 +-
>>  arch/arm/mach-tegra/Kconfig                        |    2 -
>>  arch/arm64/Kconfig                                 |    2 +-
>>  arch/arm64/Kconfig.platforms                       |    2 -
>>  arch/arm64/boot/dts/mediatek/mt8173.dtsi           |    2 +
>>  arch/arm64/include/asm/barrier.h                   |    2 -
>>  arch/arm64/include/asm/bug.h                       |   33 +-
>>  arch/powerpc/include/asm/barrier.h                 |    2 -
>>  arch/powerpc/perf/core-book3s.c                    |    4 +-
>>  arch/s390/include/asm/barrier.h                    |   10 -
>>  arch/x86/Kconfig                                   |    2 +-
>>  arch/x86/Kconfig.debug                             |    1 +
>>  arch/x86/boot/Makefile                             |    5 +-
>>  arch/x86/crypto/twofish-x86_64-asm_64-3way.S       |  112 +-
>>  arch/x86/entry/common.c                            |    2 +
>>  arch/x86/events/core.c                             |    4 +-
>>  arch/x86/include/asm/asm-prototypes.h              |    1 -
>>  arch/x86/include/asm/barrier.h                     |   30 +-
>>  arch/x86/include/asm/microcode_amd.h               |    1 -
>>  arch/x86/include/asm/msr.h                         |    2 +-
>>  arch/x86/include/asm/nospec-branch.h               |    8 +-
>>  arch/x86/include/asm/vmx.h                         |    5 +-
>>  arch/x86/kernel/alternative.c                      |   14 -
>>  arch/x86/kernel/cpu/bugs.c                         |  132 +-
>>  arch/x86/kernel/cpu/mcheck/mce-inject.c            |    5 +-
>>  arch/x86/kernel/cpu/microcode/amd.c                |   17 +-
>>  arch/x86/kernel/head_32.S                          |    9 +-
>>  arch/x86/kvm/Kconfig                               |    3 +-
>>  arch/x86/kvm/emulate.c                             |    9 +-
>>  arch/x86/kvm/vmx.c                                 |   83 +-
>>  arch/x86/kvm/x86.c                                 |   40 +-
>>  arch/x86/lib/getuser.S                             |   10 +
>>  arch/x86/lib/retpoline.S                           |    1 -
>>  arch/x86/math-emu/Makefile                         |    4 +-
>>  arch/x86/math-emu/reg_compare.c                    |   16 +-
>>  arch/x86/mm/ioremap.c                              |    4 +-
>>  arch/x86/mm/kmmio.c                                |   12 +-
>>  arch/x86/net/bpf_jit_comp.c                        |   28 +-
>>  arch/x86/platform/olpc/olpc-xo15-sci.c             |    2 +
>>  certs/Makefile                                     |   33 +-
>>  .../abi/4.4.0-117.141/ppc64el/generic.modules      |    1 -
>>  debian.master/config/config.common.ubuntu          |    2 +
>>  debian.master/config/ppc64el/config.common.ppc64el |    1 -
>>  drivers/Makefile                                   |    1 +
>>  drivers/android/binder.c                           |    2 +
>>  drivers/char/hw_random/exynos-rng.c                |   10 +-
>>  drivers/crypto/s5p-sss.c                           |   13 +-
>>  drivers/dma/at_hdmac.c                             |    4 +-
>>  drivers/dma/dma-jz4740.c                           |    4 +-
>>  drivers/dma/ioat/init.c                            |    2 +-
>>  drivers/dma/zx296702_dma.c                         |    2 +-
>>  drivers/gpio/gpio-intel-mid.c                      |    2 +-
>>  drivers/gpio/gpio-xgene.c                          |   13 +-
>>  drivers/gpu/drm/armada/armada_crtc.c               |   25 +-
>>  drivers/gpu/drm/drm_modeset_lock.c                 |    2 +-
>>  drivers/gpu/drm/gma500/mdfld_dsi_dpi.c             |   10 +-
>>  drivers/gpu/drm/gma500/mdfld_dsi_output.c          |   12 +-
>>  drivers/gpu/drm/nouveau/nouveau_gem.c              |    2 +-
>>  drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c             |    7 +-
>>  drivers/i2c/i2c-boardinfo.c                        |    4 +-
>>  drivers/idle/Kconfig                               |    1 +
>>  drivers/iio/adc/axp288_adc.c                       |    2 +-
>>  drivers/infiniband/core/cma.c                      |    1 +
>>  drivers/infiniband/hw/cxgb4/device.c               |    5 +-
>>  drivers/input/keyboard/tca8418_keypad.c            |   21 +-
>>  drivers/isdn/hardware/eicon/message.c              |   16 +-
>>  drivers/isdn/icn/icn.c                             |    2 +-
>>  drivers/isdn/sc/init.c                             |    7 +-
>>  drivers/md/md.c                                    |   10 +-
>>  drivers/media/common/b2c2/flexcop-fe-tuner.c       |    4 +-
>>  drivers/media/i2c/s5k6aa.c                         |    5 +
>>  drivers/media/i2c/tc358743.c                       |   46 +-
>>  drivers/media/usb/em28xx/Kconfig                   |    2 +-
>>  drivers/media/usb/go7007/Kconfig                   |    2 +-
>>  drivers/media/usb/hdpvr/hdpvr-core.c               |    2 +
>>  drivers/media/usb/pwc/pwc-if.c                     |    2 +
>>  drivers/media/v4l2-core/Kconfig                    |    1 -
>>  drivers/message/fusion/mptbase.c                   |    2 +
>>  drivers/mtd/chips/Kconfig                          |    4 +
>>  drivers/mtd/maps/ck804xrom.c                       |    4 +-
>>  drivers/mtd/maps/esb2rom.c                         |    4 +-
>>  drivers/mtd/maps/ichxrom.c                         |   10 +-
>>  drivers/mtd/nand/sh_flctl.c                        |    5 +-
>>  drivers/net/Kconfig                                |    3 +
>>  drivers/net/ethernet/3com/3c509.c                  |    2 +-
>>  drivers/net/ethernet/3com/3c59x.c                  |    2 +-
>>  drivers/net/ethernet/amd/xgbe/xgbe-main.c          |    4 +-
>>  drivers/net/ethernet/dec/tulip/de4x5.c             |    2 +-
>>  drivers/net/ethernet/freescale/gianfar.c           |    6 +-
>>  drivers/net/ethernet/hp/hp100.c                    |   20 +-
>>  drivers/net/ethernet/ti/tlan.c                     |    2 +-
>>  drivers/net/hippi/rrunner.c                        |    2 +-
>>  drivers/net/ipvlan/ipvlan_core.c                   |    1 +
>>  drivers/net/usb/Kconfig                            |   10 +
>>  drivers/net/usb/Makefile                           |    2 +-
>>  drivers/net/wireless/ath/carl9170/main.c           |    1 -
>>  drivers/net/wireless/cw1200/cw1200_spi.c           |    9 +-
>>  drivers/net/wireless/cw1200/pm.h                   |    9 +-
>>  drivers/net/wireless/cw1200/wsm.c                  |    8 +-
>>  .../net/wireless/realtek/rtlwifi/rtl8821ae/dm.c    |    6 +-
>>  drivers/pinctrl/sunxi/pinctrl-sun9i-a80.c          |    6 +-
>>  drivers/platform/x86/Kconfig                       |    2 +
>>  drivers/platform/x86/intel_mid_thermal.c           |    2 +
>>  drivers/platform/x86/tc1100-wmi.c                  |    2 +
>>  drivers/power/Kconfig                              |    1 +
>>  drivers/power/bq27xxx_battery.c                    |    6 +-
>>  drivers/s390/block/dasd_eckd.c                     |   16 +-
>>  drivers/scsi/advansys.c                            |   24 +-
>>  drivers/scsi/dpt_i2o.c                             |    3 +
>>  drivers/scsi/fdomain.c                             |    2 +-
>>  drivers/scsi/g_NCR5380.c                           |    5 +-
>>  drivers/scsi/initio.c                              |   16 -
>>  drivers/scsi/mvumi.c                               |    4 +-
>>  drivers/scsi/qla2xxx/qla_mr.c                      |   12 +-
>>  drivers/scsi/sim710.c                              |    3 +-
>>  drivers/spi/spi-sun4i.c                            |    2 +-
>>  drivers/ssb/main.c                                 |    7 +-
>>  drivers/staging/android/ashmem.c                   |   19 +-
>>  drivers/staging/iio/adc/ad7192.c                   |   27 +-
>>  drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c      |    7 +-
>>  drivers/staging/unisys/visorinput/Kconfig          |    2 +-
>>  drivers/staging/wilc1000/wilc_wlan_if.h            |    1 +
>>  drivers/target/target_core_user.c                  |    2 +-
>>  drivers/thermal/Kconfig                            |    4 +-
>>  .../thermal/int340x_thermal/int340x_thermal_zone.c |   11 +-
>>  drivers/thermal/spear_thermal.c                    |    6 +-
>>  drivers/tty/Kconfig                                |    2 +-
>>  drivers/tty/hvc/hvc_xen.c                          |    2 +-
>>  drivers/tty/serial/8250/Kconfig                    |    2 +-
>>  drivers/usb/host/Kconfig                           |    2 +
>>  drivers/usb/musb/ux500_dma.c                       |    3 -
>>  drivers/usb/phy/Kconfig                            |    1 +
>>  drivers/usb/usbip/stub_dev.c                       |    3 +
>>  drivers/usb/usbip/vhci_hcd.c                       |    2 +
>>  drivers/video/fbdev/Kconfig                        |    1 +
>>  drivers/video/fbdev/auo_k190x.c                    |   11 +-
>>  drivers/video/fbdev/exynos/s6e8ax0.c               |   13 +-
>>  drivers/video/fbdev/intelfb/intelfbdrv.c           |    2 +-
>>  drivers/video/fbdev/mmp/core.c                     |    5 +
>>  drivers/video/fbdev/sis/init301.c                  |   10 +-
>>  drivers/video/fbdev/sm712fb.c                      |   16 +-
>>  drivers/video/fbdev/via/viafbdev.c                 |    8 +-
>>  drivers/virtio/virtio_balloon.c                    |    2 +
>>  drivers/xen/Kconfig                                |    2 +-
>>  fs/btrfs/ioctl.c                                   |    2 +-
>>  fs/compat_binfmt_elf.c                             |    2 +
>>  fs/ncpfs/dir.c                                     |    3 +-
>>  fs/reiserfs/lbalance.c                             |    2 +-
>>  fs/reiserfs/reiserfs.h                             |    1 -
>>  fs/udf/misc.c                                      |    6 -
>>  include/asm-generic/barrier.h                      |   11 -
>>  include/linux/device.h                             |    7 +-
>>  include/linux/fdtable.h                            |    3 +-
>>  include/linux/filter.h                             |   10 -
>>  include/linux/init.h                               |    9 +-
>>  include/linux/module.h                             |    9 +
>>  include/linux/msi.h                                |   11 +-
>>  include/linux/mtd/sh_flctl.h                       |    1 +
>>  include/linux/nospec.h                             |   72 +
>>  include/linux/string.h                             |    1 +
>>  include/net/dst_cache.h                            |   97 ++
>>  include/net/ip6_tunnel.h                           |   15 +-
>>  include/net/netlink.h                              |   73 +-
>>  include/net/red.h                                  |   13 +-
>>  include/trace/events/clk.h                         |    4 +-
>>  kernel/bpf/core.c                                  |    3 -
>>  kernel/module.c                                    |   11 +
>>  kernel/profile.c                                   |    4 +-
>>  kernel/trace/blktrace.c                            |   32 +-
>>  kernel/user_namespace.c                            |    4 +-
>>  lib/Kconfig.debug                                  |    2 +-
>>  lib/oid_registry.c                                 |    8 +-
>>  mm/early_ioremap.c                                 |    2 +-
>>  mm/util.c                                          |   24 +
>>  mm/vmscan.c                                        |    3 +
>>  net/Kconfig                                        |    4 +
>>  net/core/Makefile                                  |    1 +
>>  net/core/dev.c                                     |    2 +-
>>  net/core/dst_cache.c                               |  168 ++
>>  net/decnet/af_decnet.c                             |   62 +-
>>  net/ipv4/ip_sockglue.c                             |   14 +-
>>  net/ipv4/ipconfig.c                                |    4 +
>>  net/ipv4/netfilter/ipt_CLUSTERIP.c                 |   16 +-
>>  net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c     |    6 +-
>>  net/ipv4/raw.c                                     |    1 -
>>  net/ipv6/Kconfig                                   |    1 +
>>  net/ipv6/ip6_gre.c                                 |   12 +-
>>  net/ipv6/ip6_tunnel.c                              |  149 +-
>>  net/ipv6/ip6_vti.c                                 |    2 +-
>>  net/ipv6/ipv6_sockglue.c                           |   17 +-
>>  net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c     |   18 +-
>>  net/ipv6/raw.c                                     |    1 -
>>  net/mpls/af_mpls.c                                 |    2 -
>>  net/netfilter/ipvs/ip_vs_app.c                     |    8 +-
>>  net/netfilter/ipvs/ip_vs_ctl.c                     |   15 +-
>>  net/netfilter/x_tables.c                           |    9 +-
>>  net/netfilter/xt_RATEEST.c                         |   22 +-
>>  net/sched/sch_choke.c                              |    3 +
>>  net/sched/sch_gred.c                               |    3 +
>>  net/sched/sch_red.c                                |    2 +
>>  net/sched/sch_sfq.c                                |    3 +
>>  net/wireless/core.c                                |    8 +-
>>  net/wireless/nl80211.c                             |    9 +-
>>  net/xfrm/xfrm_policy.c                             |    8 +-
>>  net/xfrm/xfrm_user.c                               |   24 +
>>  scripts/genksyms/parse.tab.c_shipped               | 1682
>> +++++++++-----------
>>  scripts/genksyms/parse.tab.h_shipped               |  133 +-
>>  scripts/genksyms/parse.y                           |    2 -
>>  scripts/kernel-doc                                 |    2 +-
>>  scripts/mod/modpost.c                              |    9 +
>>  security/selinux/ss/services.c                     |   21 +-
>>  sound/pci/hda/patch_ca0132.c                       |    3 +
>>  sound/soc/intel/Kconfig                            |    7 +-
>>  sound/soc/mediatek/Kconfig                         |    4 +-
>>  sound/soc/rockchip/rockchip_spdif.c                |   22 +-
>>  sound/soc/ux500/mop500.c                           |    4 +
>>  sound/soc/ux500/ux500_pcm.c                        |    5 +
>>  tools/build/Makefile.build                         |   10 +
>>  tools/perf/bench/numa.c                            |   56 +-
>>  tools/perf/builtin-top.c                           |   15 +-
>>  tools/scripts/Makefile.include                     |   12 +-
>>  232 files changed, 2538 insertions(+), 1977 deletions(-)
>>  create mode 100644 Documentation/speculation.txt
>>  create mode 100644 include/linux/nospec.h
>>  create mode 100644 include/net/dst_cache.h
>>  create mode 100644 net/core/dst_cache.c
>>
>>
>>





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