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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 101C5C48BCF for ; Thu, 10 Mar 2022 14:33:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244922AbiCJOeF (ORCPT ); Thu, 10 Mar 2022 09:34:05 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49432 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343869AbiCJOb0 (ORCPT ); Thu, 10 Mar 2022 09:31:26 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 29AB5C4E06; Thu, 10 Mar 2022 06:27:41 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 9E5C161D22; Thu, 10 Mar 2022 14:27:40 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5B8C4C340E8; Thu, 10 Mar 2022 14:27:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1646922460; bh=zMW4Lex3NIwRpcAAAaCfwEW3/J0cPpUtzbhCt+891Os=; h=From:To:Cc:Subject:Date:From; b=biXSAqd1qb7UPMXykBlw/OGDV2GU8/mHgyyiXRlC9Xu/RJb92ozM9Cs/IUbSrS9tR h/ZFm4gpSu7tQm+N6Jze1mGf1bEYG5xJY0DrkkQhF9/HHYYm5vuUOx1taEKyJV/gOx Iw/e2scXP6z0VoFEGUajWjnmMx8jZ3lH1V1f3sVo= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, linux@roeck-us.net, shuah@kernel.org, patches@kernelci.org, lkft-triage@lists.linaro.org, pavel@denx.de, jonathanh@nvidia.com, f.fainelli@gmail.com, sudipm.mukherjee@gmail.com, slade@sladewatkins.com Subject: [PATCH 5.4 00/33] 5.4.184-rc2 review Date: Thu, 10 Mar 2022 15:19:01 +0100 Message-Id: <20220310140808.741682643@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 User-Agent: quilt/0.66 X-stable: review X-Patchwork-Hint: ignore X-KernelTest-Patch: http://kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.4.184-rc2.gz X-KernelTest-Tree: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git X-KernelTest-Branch: linux-5.4.y X-KernelTest-Patches: git://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git X-KernelTest-Version: 5.4.184-rc2 X-KernelTest-Deadline: 2022-03-12T14:08+00:00 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org This is the start of the stable review cycle for the 5.4.184 release. There are 33 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/v5.x/stable-review/patch-5.4.184-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-5.4.y and the diffstat can be found below. thanks, greg k-h ------------- Pseudo-Shortlog of commits: Greg Kroah-Hartman Linux 5.4.184-rc2 Greg Kroah-Hartman Revert "ACPI: PM: s2idle: Cancel wakeup before dispatching EC GPE" Juergen Gross xen/netfront: react properly to failing gnttab_end_foreign_access_ref() Juergen Gross xen/gnttab: fix gnttab_end_foreign_access() without page specified Juergen Gross xen/pvcalls: use alloc/free_pages_exact() Juergen Gross xen/9p: use alloc/free_pages_exact() Juergen Gross xen: remove gnttab_query_foreign_access() Juergen Gross xen/gntalloc: don't use gnttab_query_foreign_access() Juergen Gross xen/scsifront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross xen/netfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross xen/blkfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross xen/grant-table: add gnttab_try_end_foreign_access() Juergen Gross xen/xenbus: don't let xenbus_grant_ring() remove grants in error case Russell King (Oracle) ARM: fix build warning in proc-v7-bugs.c Nathan Chancellor ARM: Do not use NOCROSSREFS directive with ld.lld Russell King (Oracle) ARM: fix co-processor register typo Emmanuel Gil Peyrot ARM: fix build error when BPF_SYSCALL is disabled Russell King (Oracle) ARM: include unprivileged BPF status in Spectre V2 reporting Russell King (Oracle) ARM: Spectre-BHB workaround Russell King (Oracle) ARM: use LOADADDR() to get load address of sections Russell King (Oracle) ARM: early traps initialisation Russell King (Oracle) ARM: report Spectre v2 status through sysfs Mark Rutland arm/arm64: smccc/psci: add arm_smccc_1_1_get_conduit() Steven Price arm/arm64: Provide a wrapper for SMCCC 1.1 calls Josh Poimboeuf x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT Josh Poimboeuf x86/speculation: Warn about Spectre v2 LFENCE mitigation Kim Phillips x86/speculation: Update link to AMD speculation whitepaper Kim Phillips x86/speculation: Use generic retpoline by default on AMD Josh Poimboeuf x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation reporting Peter Zijlstra Documentation/hw-vuln: Update spectre doc Peter Zijlstra x86/speculation: Add eIBRS + Retpoline options Peter Zijlstra (Intel) x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE Peter Zijlstra x86,bugs: Unconditionally allow spectre_v2=retpoline,amd Borislav Petkov x86/speculation: Merge one test in spectre_v2_user_select_mitigation() ------------- Diffstat: Documentation/admin-guide/hw-vuln/spectre.rst | 48 ++++-- Documentation/admin-guide/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.lds.h | 43 ++++- arch/arm/mm/Kconfig | 11 ++ arch/arm/mm/proc-v7-bugs.c | 200 +++++++++++++++++++--- arch/x86/include/asm/cpufeatures.h | 2 +- arch/x86/include/asm/nospec-branch.h | 16 +- arch/x86/kernel/cpu/bugs.c | 216 +++++++++++++++++------- drivers/acpi/ec.c | 10 -- drivers/acpi/sleep.c | 14 +- drivers/block/xen-blkfront.c | 63 ++++--- drivers/firmware/psci/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 | 71 ++++---- drivers/xen/pvcalls-front.c | 8 +- drivers/xen/xenbus/xenbus_client.c | 24 ++- include/linux/arm-smccc.h | 74 ++++++++ include/linux/bpf.h | 12 ++ include/xen/grant_table.h | 19 ++- kernel/sysctl.c | 8 + net/9p/trans_xen.c | 14 +- tools/arch/x86/include/asm/cpufeatures.h | 2 +- 32 files changed, 970 insertions(+), 277 deletions(-)