From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F1932C04AB6 for ; Tue, 14 May 2019 18:06:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B3BD620850 for ; Tue, 14 May 2019 18:06:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557857165; bh=lX21sLzua6y6xodu3fCdE5vgUgsgUB/UkK09kLIQuH4=; h=Date:From:To:Cc:Subject:List-ID:From; b=n3DiKzrVmbs2vzV/apObt2zLO/AaRixsOI+XskNJxV3rM6xcx0RprWUo6mvCVek1t E+5Y5CYlY2H73cHOQeX8jaZ7FbUQCaQdTHkDvmMfc9JOwDkomk00hUOHFSh2NeTcRv EzLJDFNT8rX1OetNATS4qd0xvcYm9fO+s01xBM5Y= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727524AbfENSGF (ORCPT ); Tue, 14 May 2019 14:06:05 -0400 Received: from mail.kernel.org ([198.145.29.99]:36160 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726295AbfENSGE (ORCPT ); Tue, 14 May 2019 14:06:04 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 893FC20850; Tue, 14 May 2019 18:06:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557857163; bh=lX21sLzua6y6xodu3fCdE5vgUgsgUB/UkK09kLIQuH4=; h=Date:From:To:Cc:Subject:From; b=di7Txf2GYxtQINdyjQxE73l34P9ZRiqcS/OP5HDAmOita1nNZVDziWFVlYTwlDUBM 7514WAJd/w7oMMHw5cnCYuvPsASfrGKmX7Gs2Xa6V13fNWgKhEml2ZeWC1TjVT2DVP 4aQ1PwAvxk5xsI/8v6UvJcA1yOtYXnapzZUYEmAc= Date: Tue, 14 May 2019 20:06:00 +0200 From: Greg KH To: linux-kernel@vger.kernel.org, Andrew Morton , torvalds@linux-foundation.org, stable@vger.kernel.org Cc: lwn@lwn.net, Jiri Slaby Subject: Linux 4.9.176 Message-ID: <20190514180600.GA13320@kroah.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="uAKRQypu60I7Lcqm" Content-Disposition: inline User-Agent: Mutt/1.11.4 (2019-03-13) Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org --uAKRQypu60I7Lcqm Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable I'm announcing the release of the 4.9.176 kernel. All users of the 4.9 kernel series must upgrade. The updated 4.9.y git tree can be found at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linu= x-4.9.y and can be browsed at the normal kernel.org git web browser: https://git.kernel.org/?p=3Dlinux/kernel/git/stable/linux-stable.git;a=3Ds= ummary thanks, greg k-h ------------ Documentation/ABI/testing/sysfs-devices-system-cpu | 4=20 Documentation/hw-vuln/index.rst | 13=20 Documentation/hw-vuln/l1tf.rst | 615 ++++++++++++++++= +++ Documentation/hw-vuln/mds.rst | 308 +++++++++ Documentation/index.rst | 19=20 Documentation/kernel-parameters.txt | 119 +++ Documentation/l1tf.rst | 610 ----------------= --- Documentation/spec_ctrl.txt | 9=20 Documentation/x86/conf.py | 10=20 Documentation/x86/index.rst | 8=20 Documentation/x86/mds.rst | 225 +++++++ Makefile | 2=20 arch/x86/Kconfig | 8=20 arch/x86/entry/common.c | 3=20 arch/x86/events/intel/core.c | 18=20 arch/x86/events/intel/cstate.c | 4=20 arch/x86/events/msr.c | 4=20 arch/x86/include/asm/cpufeatures.h | 11=20 arch/x86/include/asm/intel-family.h | 30=20 arch/x86/include/asm/irqflags.h | 4=20 arch/x86/include/asm/microcode_intel.h | 15=20 arch/x86/include/asm/msr-index.h | 40 - arch/x86/include/asm/mwait.h | 7=20 arch/x86/include/asm/nospec-branch.h | 65 ++ arch/x86/include/asm/pgtable_64.h | 16=20 arch/x86/include/asm/processor.h | 6=20 arch/x86/include/asm/spec-ctrl.h | 20=20 arch/x86/include/asm/switch_to.h | 3=20 arch/x86/include/asm/thread_info.h | 20=20 arch/x86/include/asm/tlbflush.h | 8=20 arch/x86/include/uapi/asm/Kbuild | 1=20 arch/x86/include/uapi/asm/mce.h | 2=20 arch/x86/kernel/cpu/bugs.c | 657 ++++++++++++++++= +---- arch/x86/kernel/cpu/common.c | 139 ++-- arch/x86/kernel/cpu/intel.c | 11=20 arch/x86/kernel/cpu/mcheck/mce.c | 4=20 arch/x86/kernel/cpu/microcode/amd.c | 22=20 arch/x86/kernel/cpu/microcode/intel.c | 70 +- arch/x86/kernel/nmi.c | 4=20 arch/x86/kernel/process.c | 101 ++- arch/x86/kernel/process.h | 39 + arch/x86/kernel/process_32.c | 9=20 arch/x86/kernel/process_64.c | 9=20 arch/x86/kernel/traps.c | 8=20 arch/x86/kernel/tsc.c | 2=20 arch/x86/kvm/cpuid.c | 13=20 arch/x86/kvm/cpuid.h | 2=20 arch/x86/kvm/svm.c | 2=20 arch/x86/kvm/vmx.c | 7=20 arch/x86/mm/init.c | 2=20 arch/x86/mm/kaiser.c | 4=20 arch/x86/mm/pgtable.c | 6=20 arch/x86/mm/tlb.c | 114 ++- arch/x86/platform/atom/punit_atom_debug.c | 4=20 drivers/acpi/acpi_lpss.c | 2=20 drivers/base/cpu.c | 8=20 drivers/cpufreq/intel_pstate.c | 2=20 drivers/idle/intel_idle.c | 14=20 drivers/mmc/host/sdhci-acpi.c | 2=20 drivers/pci/pci-mid.c | 4=20 drivers/powercap/intel_rapl.c | 8=20 drivers/thermal/intel_soc_dts_thermal.c | 2=20 include/linux/bitops.h | 21=20 include/linux/bits.h | 26=20 include/linux/cpu.h | 26=20 include/linux/ptrace.h | 21=20 include/linux/sched.h | 9=20 include/linux/sched/smt.h | 20=20 include/uapi/linux/prctl.h | 1=20 kernel/cpu.c | 29=20 kernel/ptrace.c | 10=20 kernel/sched/core.c | 19=20 kernel/sched/sched.h | 1=20 tools/power/x86/turbostat/Makefile | 2=20 74 files changed, 2662 insertions(+), 1021 deletions(-) Andi Kleen (3): x86/speculation/mds: Add basic bug infrastructure for MDS x86/kvm: Expose X86_FEATURE_MD_CLEAR to guests x86/cpu/bugs: Use __initconst for 'const' init data Ashok Raj (1): x86/microcode/intel: Check microcode revision before updating sibling= threads Ben Hutchings (2): x86/cpufeatures: Hide AMD-specific speculation flags sched: Add sched_smt_active() Boris Ostrovsky (1): x86/speculation/mds: Fix comment Borislav Petkov (1): x86/microcode/intel: Add a helper which gives the microcode revision Dominik Brodowski (1): x86/speculation: Simplify the CPU bug detection logic Eduardo Habkost (1): kvm: x86: Report STIBP on GET_SUPPORTED_CPUID Filippo Sironi (1): x86/microcode: Update the new microcode revision unconditionally Greg Kroah-Hartman (1): Linux 4.9.176 Jiang Biao (1): x86/speculation: Remove SPECTRE_V2_IBRS in enum spectre_v2_mitigation Jiri Kosina (3): x86/speculation: Apply IBPB more strictly to avoid cross-process data= leak x86/speculation: Enable cross-hyperthread spectre v2 STIBP mitigation x86/speculation: Propagate information about RSB filling mitigation t= o sysfs Josh Poimboeuf (7): x86/speculation/mds: Add mds=3Dfull,nosmt cmdline option x86/speculation: Move arch_smt_update() call to after mitigation deci= sions x86/speculation/mds: Add SMT warning message cpu/speculation: Add 'mitigations=3D' cmdline option x86/speculation: Support 'mitigations=3D' cmdline option x86/speculation/mds: Add 'mitigations=3D' support for MDS x86/speculation/mds: Fix documentation typo Konrad Rzeszutek Wilk (4): x86/bugs: Add AMD's variant of SSB_NO x86/bugs: Add AMD's SPEC_CTRL MSR usage x86/bugs: Switch the selection of mitigation from CPU vendor to CPU f= eatures x86/speculation/mds: Print SMT vulnerable on MSBDS with mitigations o= ff Matthias Kaehlcke (1): bitops: avoid integer overflow in GENMASK(_ULL) Michal Hocko (1): x86/speculation/l1tf: Drop the swap storage limit restriction when l1= tf=3Doff Nadav Amit (1): x86/mm: Use WRITE_ONCE() when setting PTEs Nicolas Dichtel (1): x86: stop exporting msr-index.h to userland Peter Zijlstra (1): x86/cpu: Sanitize FAM6_ATOM naming Prarit Bhargava (1): x86/microcode: Make sure boot_cpu_data.microcode is up-to-date Salvatore Bonaccorso (1): Documentation/l1tf: Fix small spelling typo Thomas Gleixner (31): x86/speculation: Rename SSBD update functions x86/Kconfig: Select SCHED_SMT if SMP enabled x86/speculation: Rework SMT state change x86/l1tf: Show actual SMT state x86/speculation: Reorder the spec_v2 code x86/speculation: Mark string arrays const correctly x86/speculataion: Mark command line parser data __initdata x86/speculation: Unify conditional spectre v2 print functions x86/speculation: Add command line control for indirect branch specula= tion x86/process: Consolidate and simplify switch_to_xtra() code x86/speculation: Avoid __switch_to_xtra() calls x86/speculation: Prepare for conditional IBPB in switch_mm() x86/speculation: Split out TIF update x86/speculation: Prepare arch_smt_update() for PRCTL mode x86/speculation: Prevent stale SPEC_CTRL msr content x86/speculation: Add prctl() control for indirect branch speculation x86/speculation: Enable prctl mode for spectre_v2_user x86/speculation: Add seccomp Spectre v2 user space protection mode x86/speculation: Provide IBPB always command line options x86/msr-index: Cleanup bit defines x86/speculation: Consolidate CPU whitelists x86/speculation/mds: Add BUG_MSBDS_ONLY x86/speculation/mds: Add mds_clear_cpu_buffers() x86/speculation/mds: Clear CPU buffers on exit to user x86/kvm/vmx: Add MDS protection when L1D Flush is not active x86/speculation/mds: Conditionally clear CPU buffers on idle entry x86/speculation/mds: Add mitigation control for MDS x86/speculation/mds: Add sysfs reporting for MDS x86/speculation/mds: Add mitigation mode VMWERV Documentation: Move L1TF to separate directory Documentation: Add MDS vulnerability documentation Tim Chen (7): x86/speculation: Update the TIF_SSBD comment x86/speculation: Clean up spectre_v2_parse_cmdline() x86/speculation: Remove unnecessary ret variable in cpu_show_common() x86/speculation: Move STIPB/IBPB string conditionals out of cpu_show_= common() x86/speculation: Disable STIBP when enhanced IBRS is in use x86/speculation: Reorganize speculation control MSRs update x86/speculation: Prepare for per task indirect branch speculation con= trol Tom Lendacky (1): x86/bugs: Fix the AMD SSBD usage of the SPEC_CTRL MSR Tony Luck (1): x86/MCE: Save microcode revision in machine check records Tyler Hicks (1): Documentation: Correct the possible MDS sysfs values Will Deacon (1): locking/atomics, asm-generic: Move some macros from = to a new file speck for Pawan Gupta (1): x86/mds: Add MDSUM variant to the MDS documentation --uAKRQypu60I7Lcqm Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEZH8oZUiU471FcZm+ONu9yGCSaT4FAlzbA4gACgkQONu9yGCS 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