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Linus Torvalds 42b00f122c * ARM: selftests improvements, large PUD support for HugeTLB,
single-stepping fixes, improved tracing, various timer and vGIC
 fixes
 
 * x86: Processor Tracing virtualization, STIBP support, some correctness fixes,
 refactorings and splitting of vmx.c, use the Hyper-V range TLB flush hypercall,
 reduce order of vcpu struct, WBNOINVD support, do not use -ftrace for __noclone
 functions, nested guest support for PAUSE filtering on AMD, more Hyper-V
 enlightenments (direct mode for synthetic timers)
 
 * PPC: nested VFIO
 
 * s390: bugfixes only this time
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM updates from Paolo Bonzini:
 "ARM:
   - selftests improvements
   - large PUD support for HugeTLB
   - single-stepping fixes
   - improved tracing
   - various timer and vGIC fixes

  x86:
   - Processor Tracing virtualization
   - STIBP support
   - some correctness fixes
   - refactorings and splitting of vmx.c
   - use the Hyper-V range TLB flush hypercall
   - reduce order of vcpu struct
   - WBNOINVD support
   - do not use -ftrace for __noclone functions
   - nested guest support for PAUSE filtering on AMD
   - more Hyper-V enlightenments (direct mode for synthetic timers)

  PPC:
   -  nested VFIO

  s390:
   - bugfixes only this time"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (171 commits)
  KVM: x86: Add CPUID support for new instruction WBNOINVD
  kvm: selftests: ucall: fix exit mmio address guessing
  Revert "compiler-gcc: disable -ftracer for __noclone functions"
  KVM: VMX: Move VM-Enter + VM-Exit handling to non-inline sub-routines
  KVM: VMX: Explicitly reference RCX as the vmx_vcpu pointer in asm blobs
  KVM: x86: Use jmp to invoke kvm_spurious_fault() from .fixup
  MAINTAINERS: Add arch/x86/kvm sub-directories to existing KVM/x86 entry
  KVM/x86: Use SVM assembly instruction mnemonics instead of .byte streams
  KVM/MMU: Flush tlb directly in the kvm_zap_gfn_range()
  KVM/MMU: Flush tlb directly in kvm_set_pte_rmapp()
  KVM/MMU: Move tlb flush in kvm_set_pte_rmapp() to kvm_mmu_notifier_change_pte()
  KVM: Make kvm_set_spte_hva() return int
  KVM: Replace old tlb flush function with new one to flush a specified range.
  KVM/MMU: Add tlb flush with range helper function
  KVM/VMX: Add hv tlb range flush support
  x86/hyper-v: Add HvFlushGuestAddressList hypercall support
  KVM: Add tlb_remote_flush_with_range callback in kvm_x86_ops
  KVM: x86: Disable Intel PT when VMXON in L1 guest
  KVM: x86: Set intercept for Intel PT MSRs read/write
  KVM: x86: Implement Intel PT MSRs read/write emulation
  ...
2018-12-26 11:46:28 -08:00
arch * ARM: selftests improvements, large PUD support for HugeTLB, 2018-12-26 11:46:28 -08:00
block block: Fix null_blk_zoned creation failure with small number of zones 2018-12-11 16:19:38 -07:00
certs
crypto crypto: user - Disable statistics interface 2018-12-07 13:56:08 +08:00
Documentation * ARM: selftests improvements, large PUD support for HugeTLB, 2018-12-26 11:46:28 -08:00
drivers * ARM: selftests improvements, large PUD support for HugeTLB, 2018-12-26 11:46:28 -08:00
firmware
fs Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next 2018-12-26 10:32:18 -08:00
include * ARM: selftests improvements, large PUD support for HugeTLB, 2018-12-26 11:46:28 -08:00
init psi: fix reference to kernel commandline enable 2018-12-14 15:05:45 -08:00
ipc ipc: IPCMNI limit check for semmni 2018-10-31 08:54:14 -07:00
kernel arm64 festive updates for 4.21 2018-12-25 17:41:56 -08:00
lib Here's the main MIPS pull for Linux 4.21. Core architecture changes 2018-12-26 10:45:33 -08:00
LICENSES This is a fairly typical cycle for documentation. There's some welcome 2018-10-24 18:01:11 +01:00
mm arm64 festive updates for 4.21 2018-12-25 17:41:56 -08:00
net tls: Do not call sk_memcopy_from_iter with zero length 2018-12-21 10:26:54 -08:00
samples media: v4l2-pci-skeleton: replace vb2_buffer with vb2_v4l2_buffer 2018-12-03 14:41:51 -05:00
scripts Merge branch 'parisc-4.21-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux 2018-12-26 11:14:52 -08:00
security ima: cleanup the match_token policy code 2018-12-17 16:31:28 -08:00
sound xen: features and fixes for 4.21 2018-12-26 11:35:07 -08:00
tools * ARM: selftests improvements, large PUD support for HugeTLB, 2018-12-26 11:46:28 -08:00
usr
virt * ARM: selftests improvements, large PUD support for HugeTLB, 2018-12-26 11:46:28 -08:00
.clang-format page cache: Convert find_get_pages_contig to XArray 2018-10-21 10:46:34 -04:00
.cocciconfig
.get_maintainer.ignore
.gitattributes
.gitignore
.mailmap Merge tag 'nand/for-4.21' of git://git.infradead.org/linux-mtd into mtd/next 2018-12-18 19:59:16 +01:00
COPYING
CREDITS MAINTAINERS: update entry for MMP platform 2018-12-03 12:39:57 -08:00
Kbuild
Kconfig
MAINTAINERS * ARM: selftests improvements, large PUD support for HugeTLB, 2018-12-26 11:46:28 -08:00
Makefile Linux 4.20 2018-12-23 15:55:59 -08:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.