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Merge 4.9.176 into android-4.9
2019-05-14
Thomas Gleixner
Documentation: Add MDS vulnerability documentation
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
Documentation: Move L1TF to separate directory
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation/mds: Add mitigation mode VMWERV
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation/mds: Add sysfs reporting for MDS
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation/mds: Add mitigation control for MDS
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation/mds: Conditionally clear CPU buffers...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/kvm/vmx: Add MDS protection when L1D Flush is not...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation/mds: Clear CPU buffers on exit to user
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation/mds: Add mds_clear_cpu_buffers()
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation/mds: Add BUG_MSBDS_ONLY
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Consolidate CPU whitelists
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/msr-index: Cleanup bit defines
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Provide IBPB always command line options
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Add seccomp Spectre v2 user space...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Enable prctl mode for spectre_v2_user
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Add prctl() control for indirect branch...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Prevent stale SPEC_CTRL msr content
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Prepare arch_smt_update() for PRCTL...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Split out TIF update
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Prepare for conditional IBPB in switch_mm()
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Avoid __switch_to_xtra() calls
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/process: Consolidate and simplify switch_to_xtra...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Add command line control for indirect...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Unify conditional spectre v2 print...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculataion: Mark command line parser data __initdata
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Mark string arrays const correctly
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Reorder the spec_v2 code
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/l1tf: Show actual SMT state
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Rework SMT state change
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/Kconfig: Select SCHED_SMT if SMP enabled
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-05-14
Thomas Gleixner
x86/speculation: Rename SSBD update functions
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-04-05
Thomas Gleixner
genirq: Avoid summation loops for /proc/stat
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-04-03
Thomas Gleixner
x86/smp: Enforce CONFIG_HOTPLUG_CPU when SMP=y
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2019-04-03
Thomas Gleixner
cpu/hotplug: Prevent crash when CPU bringup fails on...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-11-10
Thomas Gleixner
posix-timers: Sanitize overrun handling
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
Reviewed-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-10-04
Thomas Gleixner
alarmtimer: Prevent overflow for relative nanosleep
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-09-05
Thomas Gleixner
KVM: x86: SVM: Call x86_spec_ctrl_set_guest/host()...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-09-05
Thomas Gleixner
perf/x86/amd/ibs: Don't access non-started event
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
cpu/hotplug: Fix SMT supported evaluation
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
Documentation/l1tf: Remove Yonah processors from not...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
Documentation: Add section about CPU vulnerabilities
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
cpu/hotplug: Set CPU_SMT_NOT_SUPPORTED early
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/kvm: Allow runtime control of L1D flush
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/kvm: Serialize L1D flush parameter setter
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/kvm: Add static key for flush always
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/kvm: Move l1tf setup function
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/l1tf: Handle EPT disabled state proper
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/kvm: Drop L1TF MSR list approach
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/litf: Introduce vmx status variable
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
cpu/hotplug: Online siblings when SMT control is turned on
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
cpu/hotplug: Boot HT siblings at least once
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
Revert "x86/apic: Ignore secondary threads if nosmt...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/apic: Ignore secondary threads if nosmt=force
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/cpu/AMD: Evaluate smp_num_siblings early
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/cpu/intel: Evaluate smp_num_siblings early
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/cpu/topology: Provide detect_extended_topology_early()
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/cpu/common: Provide detect_ht_early()
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/cpu/AMD: Remove the pointless detect_ht() call
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/cpu: Remove the pointless CPU printout
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
cpu/hotplug: Provide knobs to control SMT
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
cpu/hotplug: Split do_cpu_down()
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
cpu/hotplug: Make bringup/teardown of smp threads symmetric
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/topology: Provide topology_smt_supported()
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-15
Thomas Gleixner
x86/smp: Provide topology_is_primary_thread()
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-09
Thomas Gleixner
genirq: Make force irq threading setup more robust
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-08-03
Thomas Gleixner
stop_machine: Use raw spinlocks
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/speculation, KVM: Implement support for VIRT_SPEC_CTRL...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/bugs: Rework spec_ctrl base and mask logic
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/bugs: Remove x86_spec_ctrl_set()
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/bugs: Expose x86_spec_ctrl_base directly
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/speculation: Rework speculative_store_bypass_update()
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/bugs, KVM: Extend speculation control for VIRT_SPEC_CTRL
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/speculation: Handle HT correctly on AMD
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/cpufeatures: Add FEATURE_ZEN
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/cpufeatures: Disentangle SSBD enumeration
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/cpufeatures: Disentangle MSR_SPEC_CTRL enumeration...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
KVM: SVM: Move spec control call after restore of GS
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
seccomp: Move speculation migitation control to arch...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
seccomp: Use PR_SPEC_FORCE_DISABLE
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
prctl: Add force disable speculation
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/speculation: Add prctl for Speculative Store Bypass...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/process: Allow runtime control of Speculative Store...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/process: Optimize TIF_NOTSC switch
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
prctl: Add speculation control prctls
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-05-22
Thomas Gleixner
x86/speculation: Create spec-ctrl.h to avoid include...
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-04-13
Thomas Gleixner
cpuhotplug: Link lock stacks for hotplug callbacks
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-03-24
Thomas Gleixner
cpufreq/sh: Replace racy task affinity logic
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-03-24
Thomas Gleixner
ACPI/processor: Replace racy task affinity logic
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-03-24
Thomas Gleixner
ACPI/processor: Fix error handling in __acpi_processor_start()
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-03-11
Thomas Gleixner
x86/apic/vector: Handle legacy irq data correctly
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-02-17
Thomas Gleixner
posix-timer: Properly check sigevent->sigev_notify
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-02-13
Thomas Gleixner
x86/cpu/bugs: Make retpoline module warning conditional
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-01-31
Thomas Gleixner
hrtimer: Reset hrtimer cpu base proper on CPU hotplug
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-01-23
Thomas Gleixner
x86/mce: Make machine check speculation protected
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-01-23
Thomas Gleixner
x86/apic/vector: Fix off by one in error path
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-01-23
Thomas Gleixner
timers: Unconditionally check deferrable base
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-01-17
Thomas Gleixner
x86/retpoline: Remove compile time warning
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-01-17
Thomas Gleixner
x86/cpu: Implement CPU vulnerabilites sysfs functions
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-01-17
Thomas Gleixner
sysfs/cpu: Add vulnerability folder
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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2018-01-17
Thomas Gleixner
x86/pti: Rename BUG_CPU_INSECURE to BUG_CPU_MELTDOWN
Signed-off-by:
Thomas Gleixner
<tglx@linutronix.de>
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