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Date: Thu, 10 Mar 2022 15:13:13 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, torvalds@...ux-foundation.org,
akpm@...ux-foundation.org, linux@...ck-us.net, shuah@...nel.org,
patches@...nelci.org, lkft-triage@...ts.linaro.org, pavel@...x.de,
jonathanh@...dia.com, f.fainelli@...il.com,
sudipm.mukherjee@...il.com, slade@...dewatkins.com
Subject: [PATCH 4.9 00/38] 4.9.306-rc2 review
This is the start of the stable review cycle for the 4.9.306 release.
There are 38 patches in this series, all will be posted as a response
to this one. If anyone has any issues with these being applied, please
let me know.
Responses should be made by Sat, 12 Mar 2022 14:07:58 +0000.
Anything received after that time might be too late.
The whole patch series can be found in one patch at:
https://www.kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.9.306-rc2.gz
or in the git tree and branch at:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.9.y
and the diffstat can be found below.
thanks,
greg k-h
-------------
Pseudo-Shortlog of commits:
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Linux 4.9.306-rc2
Juergen Gross <jgross@...e.com>
xen/netfront: react properly to failing gnttab_end_foreign_access_ref()
Juergen Gross <jgross@...e.com>
xen/gnttab: fix gnttab_end_foreign_access() without page specified
Juergen Gross <jgross@...e.com>
xen: remove gnttab_query_foreign_access()
Juergen Gross <jgross@...e.com>
xen/gntalloc: don't use gnttab_query_foreign_access()
Juergen Gross <jgross@...e.com>
xen/scsifront: don't use gnttab_query_foreign_access() for mapped status
Juergen Gross <jgross@...e.com>
xen/netfront: don't use gnttab_query_foreign_access() for mapped status
Juergen Gross <jgross@...e.com>
xen/blkfront: don't use gnttab_query_foreign_access() for mapped status
Juergen Gross <jgross@...e.com>
xen/grant-table: add gnttab_try_end_foreign_access()
Juergen Gross <jgross@...e.com>
xen/xenbus: don't let xenbus_grant_ring() remove grants in error case
Russell King (Oracle) <rmk+kernel@...linux.org.uk>
ARM: fix build warning in proc-v7-bugs.c
WANG Chao <chao.wang@...oud.cn>
x86, modpost: Replace last remnants of RETPOLINE with CONFIG_RETPOLINE
Masahiro Yamada <yamada.masahiro@...ionext.com>
x86/build: Fix compiler support check for CONFIG_RETPOLINE
Nathan Chancellor <nathan@...nel.org>
ARM: Do not use NOCROSSREFS directive with ld.lld
Russell King (Oracle) <rmk+kernel@...linux.org.uk>
ARM: fix co-processor register typo
Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>
ARM: fix build error when BPF_SYSCALL is disabled
Russell King (Oracle) <rmk+kernel@...linux.org.uk>
ARM: include unprivileged BPF status in Spectre V2 reporting
Russell King (Oracle) <rmk+kernel@...linux.org.uk>
ARM: Spectre-BHB workaround
Russell King (Oracle) <rmk+kernel@...linux.org.uk>
ARM: use LOADADDR() to get load address of sections
Russell King (Oracle) <rmk+kernel@...linux.org.uk>
ARM: early traps initialisation
Russell King (Oracle) <rmk+kernel@...linux.org.uk>
ARM: report Spectre v2 status through sysfs
Mark Rutland <mark.rutland@....com>
arm/arm64: smccc/psci: add arm_smccc_1_1_get_conduit()
Steven Price <steven.price@....com>
arm/arm64: Provide a wrapper for SMCCC 1.1 calls
Josh Poimboeuf <jpoimboe@...hat.com>
x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT
Josh Poimboeuf <jpoimboe@...hat.com>
x86/speculation: Warn about Spectre v2 LFENCE mitigation
Kim Phillips <kim.phillips@....com>
x86/speculation: Update link to AMD speculation whitepaper
Kim Phillips <kim.phillips@....com>
x86/speculation: Use generic retpoline by default on AMD
Josh Poimboeuf <jpoimboe@...hat.com>
x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation reporting
Peter Zijlstra <peterz@...radead.org>
Documentation/hw-vuln: Update spectre doc
Peter Zijlstra <peterz@...radead.org>
x86/speculation: Add eIBRS + Retpoline options
Peter Zijlstra (Intel) <peterz@...radead.org>
x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE
Peter Zijlstra <peterz@...radead.org>
x86,bugs: Unconditionally allow spectre_v2=retpoline,amd
Borislav Petkov <bp@...e.de>
x86/speculation: Merge one test in spectre_v2_user_select_mitigation()
Lukas Bulwahn <lukas.bulwahn@...il.com>
Documentation: refer to config RANDOMIZE_BASE for kernel address-space randomization
Josh Poimboeuf <jpoimboe@...hat.com>
Documentation: Add swapgs description to the Spectre v1 documentation
Tim Chen <tim.c.chen@...ux.intel.com>
Documentation: Add section about CPU vulnerabilities for Spectre
Zhenzhong Duan <zhenzhong.duan@...cle.com>
x86/retpoline: Remove minimal retpoline support
Zhenzhong Duan <zhenzhong.duan@...cle.com>
x86/retpoline: Make CONFIG_RETPOLINE depend on compiler support
Zhenzhong Duan <zhenzhong.duan@...cle.com>
x86/speculation: Add RETPOLINE_AMD support to the inline asm CALL_NOSPEC variant
-------------
Diffstat:
Documentation/hw-vuln/index.rst | 1 +
Documentation/hw-vuln/spectre.rst | 785 +++++++++++++++++++++++++++++++
Documentation/kernel-parameters.txt | 8 +-
Makefile | 4 +-
arch/arm/include/asm/assembler.h | 10 +
arch/arm/include/asm/spectre.h | 32 ++
arch/arm/kernel/Makefile | 2 +
arch/arm/kernel/entry-armv.S | 79 +++-
arch/arm/kernel/entry-common.S | 24 +
arch/arm/kernel/spectre.c | 71 +++
arch/arm/kernel/traps.c | 65 ++-
arch/arm/kernel/vmlinux-xip.lds.S | 45 +-
arch/arm/kernel/vmlinux.lds.S | 45 +-
arch/arm/mm/Kconfig | 11 +
arch/arm/mm/proc-v7-bugs.c | 199 ++++++--
arch/x86/Kconfig | 4 -
arch/x86/Makefile | 11 +-
arch/x86/include/asm/cpufeatures.h | 2 +-
arch/x86/include/asm/nospec-branch.h | 41 +-
arch/x86/kernel/cpu/bugs.c | 225 ++++++---
drivers/block/xen-blkfront.c | 67 +--
drivers/firmware/psci.c | 15 +
drivers/net/xen-netfront.c | 54 ++-
drivers/scsi/xen-scsifront.c | 3 +-
drivers/xen/gntalloc.c | 25 +-
drivers/xen/grant-table.c | 59 ++-
drivers/xen/xenbus/xenbus_client.c | 24 +-
include/linux/arm-smccc.h | 74 +++
include/linux/bpf.h | 11 +
include/linux/compiler-gcc.h | 2 +-
include/linux/module.h | 2 +-
include/xen/grant_table.h | 19 +-
kernel/sysctl.c | 8 +
scripts/mod/modpost.c | 2 +-
tools/arch/x86/include/asm/cpufeatures.h | 2 +-
35 files changed, 1763 insertions(+), 268 deletions(-)
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