From: "Edgecombe, Rick P" <rick.p.edgecombe@intel.com>
To: "broonie@kernel.org" <broonie@kernel.org>
Cc: "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
"ross.burton@arm.com" <ross.burton@arm.com>,
"suzuki.poulose@arm.com" <suzuki.poulose@arm.com>,
"Szabolcs.Nagy@arm.com" <Szabolcs.Nagy@arm.com>,
"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
"linux-riscv@lists.infradead.org"
<linux-riscv@lists.infradead.org>,
"catalin.marinas@arm.com" <catalin.marinas@arm.com>,
"corbet@lwn.net" <corbet@lwn.net>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"kvmarm@lists.linux.dev" <kvmarm@lists.linux.dev>,
"kees@kernel.org" <kees@kernel.org>,
"oliver.upton@linux.dev" <oliver.upton@linux.dev>,
"palmer@dabbelt.com" <palmer@dabbelt.com>,
"debug@rivosinc.com" <debug@rivosinc.com>,
"aou@eecs.berkeley.edu" <aou@eecs.berkeley.edu>,
"shuah@kernel.org" <shuah@kernel.org>,
"arnd@arndb.de" <arnd@arndb.de>,
"maz@kernel.org" <maz@kernel.org>,
"oleg@redhat.com" <oleg@redhat.com>,
"fweimer@redhat.com" <fweimer@redhat.com>,
"thiago.bauermann@linaro.org" <thiago.bauermann@linaro.org>,
"james.morse@arm.com" <james.morse@arm.com>,
"ebiederm@xmission.com" <ebiederm@xmission.com>,
"brauner@kernel.org" <brauner@kernel.org>,
"will@kernel.org" <will@kernel.org>,
"hjl.tools@gmail.com" <hjl.tools@gmail.com>,
"linux-kselftest@vger.kernel.org"
<linux-kselftest@vger.kernel.org>,
"paul.walmsley@sifive.com" <paul.walmsley@sifive.com>,
"ardb@kernel.org" <ardb@kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>
Subject: Re: [PATCH v10 12/40] mm: Define VM_SHADOW_STACK for arm64 when we support GCS
Date: Thu, 15 Aug 2024 17:53:19 +0000 [thread overview]
Message-ID: <e6c8618a1585006dde44c17192a3bb7ae8ec5c0b.camel@intel.com> (raw)
In-Reply-To: <68ec09da-fb4a-4d59-9c8c-6fae4c48ea68@sirena.org.uk>
On Thu, 2024-08-15 at 17:39 +0100, Mark Brown wrote:
> > Oh, thanks for the heads up - I'd missed that.
>
> Looking at this I think it makes sense to do as was done for x86 and
> split this out into a separate series (part of why I'd missed it),
> updating the generic implementation to do this by default. That'll
> touch a bunch of architectures and the series is already quite big,
> it's not really an ABI impact.
The series is already upstream. You just need to add an arm version of that
linked patch. But up to you.
next prev parent reply other threads:[~2024-08-15 18:00 UTC|newest]
Thread overview: 110+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-01 12:06 [PATCH v10 00/40] arm64/gcs: Provide support for GCS in userspace Mark Brown
2024-08-01 12:06 ` [PATCH v10 01/40] arm64/mm: Restructure arch_validate_flags() for extensibility Mark Brown
2024-08-15 10:39 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 02/40] prctl: arch-agnostic prctl for shadow stack Mark Brown
2024-08-15 10:42 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 03/40] mman: Add map_shadow_stack() flags Mark Brown
2024-08-15 15:45 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 04/40] arm64: Document boot requirements for Guarded Control Stacks Mark Brown
2024-08-15 17:00 ` Catalin Marinas
2024-08-15 18:14 ` Mark Brown
2024-08-01 12:06 ` [PATCH v10 05/40] arm64/gcs: Document the ABI " Mark Brown
2024-08-16 11:09 ` Catalin Marinas
2024-08-16 12:02 ` Mark Brown
2024-08-01 12:06 ` [PATCH v10 06/40] arm64/sysreg: Add definitions for architected GCS caps Mark Brown
2024-08-16 11:10 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 07/40] arm64/gcs: Add manual encodings of GCS instructions Mark Brown
2024-08-16 11:10 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 08/40] arm64/gcs: Provide put_user_gcs() Mark Brown
2024-08-16 11:12 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 09/40] arm64/gcs: Provide basic EL2 setup to allow GCS usage at EL0 and EL1 Mark Brown
2024-08-16 11:13 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 10/40] arm64/cpufeature: Runtime detection of Guarded Control Stack (GCS) Mark Brown
2024-08-16 11:15 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 11/40] arm64/mm: Allocate PIE slots for EL0 guarded control stack Mark Brown
2024-08-16 14:16 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 12/40] mm: Define VM_SHADOW_STACK for arm64 when we support GCS Mark Brown
2024-08-15 15:20 ` Edgecombe, Rick P
2024-08-15 15:26 ` Mark Brown
2024-08-15 16:39 ` Mark Brown
2024-08-15 17:53 ` Edgecombe, Rick P [this message]
2024-08-15 18:19 ` Mark Brown
2024-08-16 13:59 ` Edgecombe, Rick P
2024-08-19 9:07 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 13/40] arm64/mm: Map pages for guarded control stack Mark Brown
2024-08-19 9:10 ` Catalin Marinas
2024-08-19 16:33 ` Mark Brown
2024-08-20 14:59 ` Catalin Marinas
2024-08-20 15:28 ` Mark Brown
2024-08-20 17:30 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 14/40] KVM: arm64: Manage GCS access and registers for guests Mark Brown
2024-08-16 14:15 ` Marc Zyngier
2024-08-16 14:40 ` Mark Brown
2024-08-16 14:52 ` Marc Zyngier
2024-08-01 12:06 ` [PATCH v10 15/40] arm64/idreg: Add overrride for GCS Mark Brown
2024-08-19 9:10 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 16/40] arm64/hwcap: Add hwcap " Mark Brown
2024-08-19 9:12 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 17/40] arm64/traps: Handle GCS exceptions Mark Brown
2024-08-19 9:12 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 18/40] arm64/mm: Handle GCS data aborts Mark Brown
2024-08-19 9:17 ` Catalin Marinas
2024-08-19 15:14 ` Mark Brown
2024-08-01 12:06 ` [PATCH v10 19/40] arm64/gcs: Context switch GCS state for EL0 Mark Brown
2024-08-19 11:46 ` Catalin Marinas
2024-08-19 15:44 ` Mark Brown
2024-08-20 17:07 ` Catalin Marinas
2024-08-20 17:56 ` Mark Brown
2024-08-21 8:50 ` Catalin Marinas
2024-08-21 12:48 ` Mark Brown
2024-08-01 12:06 ` [PATCH v10 20/40] arm64/gcs: Ensure that new threads have a GCS Mark Brown
2024-08-19 12:04 ` Catalin Marinas
2024-08-19 15:57 ` Mark Brown
2024-08-20 17:28 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 21/40] arm64/gcs: Implement shadow stack prctl() interface Mark Brown
2024-08-21 12:54 ` Catalin Marinas
2024-08-21 13:41 ` Mark Brown
2024-08-01 12:06 ` [PATCH v10 22/40] arm64/mm: Implement map_shadow_stack() Mark Brown
2024-08-21 15:36 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 23/40] arm64/signal: Set up and restore the GCS context for signal handlers Mark Brown
2024-08-14 14:51 ` Dave Martin
2024-08-14 16:00 ` Mark Brown
2024-08-15 13:37 ` Dave Martin
2024-08-15 14:45 ` Mark Brown
2024-08-15 15:11 ` Dave Martin
2024-08-15 15:29 ` Mark Brown
2024-08-15 16:31 ` Dave Martin
2024-08-21 17:28 ` Catalin Marinas
2024-08-21 18:03 ` Mark Brown
2024-08-21 18:18 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 24/40] arm64/signal: Expose GCS state in signal frames Mark Brown
2024-08-14 15:09 ` Dave Martin
2024-08-14 16:21 ` Mark Brown
2024-08-15 14:01 ` Dave Martin
2024-08-15 15:05 ` Mark Brown
2024-08-15 15:33 ` Dave Martin
2024-08-15 15:46 ` Mark Brown
2024-08-15 16:40 ` Dave Martin
2024-08-21 17:40 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 25/40] arm64/ptrace: Expose GCS via ptrace and core files Mark Brown
2024-08-21 17:57 ` Catalin Marinas
2024-08-21 18:27 ` Mark Brown
2024-08-21 18:41 ` Mark Brown
2024-08-01 12:06 ` [PATCH v10 26/40] arm64: Add Kconfig for Guarded Control Stack (GCS) Mark Brown
2024-08-21 17:58 ` Catalin Marinas
2024-08-01 12:06 ` [PATCH v10 27/40] kselftest/arm64: Verify the GCS hwcap Mark Brown
2024-08-01 12:06 ` [PATCH v10 28/40] kselftest: Provide shadow stack enable helpers for arm64 Mark Brown
2024-08-01 12:06 ` [PATCH v10 29/40] selftests/clone3: Enable arm64 shadow stack testing Mark Brown
2024-08-01 12:06 ` [PATCH v10 30/40] kselftest/arm64: Add GCS as a detected feature in the signal tests Mark Brown
2024-08-01 12:06 ` [PATCH v10 31/40] kselftest/arm64: Add framework support for GCS to signal handling tests Mark Brown
2024-08-01 12:06 ` [PATCH v10 32/40] kselftest/arm64: Allow signals tests to specify an expected si_code Mark Brown
2024-08-01 12:07 ` [PATCH v10 33/40] kselftest/arm64: Always run signals tests with GCS enabled Mark Brown
2024-08-01 12:07 ` [PATCH v10 34/40] kselftest/arm64: Add very basic GCS test program Mark Brown
2024-08-01 12:07 ` [PATCH v10 35/40] kselftest/arm64: Add a GCS test program built with the system libc Mark Brown
2024-08-01 12:07 ` [PATCH v10 36/40] kselftest/arm64: Add test coverage for GCS mode locking Mark Brown
2024-08-01 12:07 ` [PATCH v10 37/40] kselftest/arm64: Add GCS signal tests Mark Brown
2024-08-01 12:07 ` [PATCH v10 38/40] kselftest/arm64: Add a GCS stress test Mark Brown
2024-08-01 12:07 ` [PATCH v10 39/40] kselftest/arm64: Enable GCS for the FP stress tests Mark Brown
2024-08-01 12:07 ` [PATCH v10 40/40] KVM: selftests: arm64: Add GCS registers to get-reg-list Mark Brown
2024-08-02 16:03 ` [PATCH v10 00/40] arm64/gcs: Provide support for GCS in userspace Anders Roxell
2024-08-16 14:06 ` Marc Zyngier
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=e6c8618a1585006dde44c17192a3bb7ae8ec5c0b.camel@intel.com \
--to=rick.p.edgecombe@intel.com \
--cc=Szabolcs.Nagy@arm.com \
--cc=akpm@linux-foundation.org \
--cc=aou@eecs.berkeley.edu \
--cc=ardb@kernel.org \
--cc=arnd@arndb.de \
--cc=brauner@kernel.org \
--cc=broonie@kernel.org \
--cc=catalin.marinas@arm.com \
--cc=corbet@lwn.net \
--cc=debug@rivosinc.com \
--cc=ebiederm@xmission.com \
--cc=fweimer@redhat.com \
--cc=hjl.tools@gmail.com \
--cc=james.morse@arm.com \
--cc=kees@kernel.org \
--cc=kvmarm@lists.linux.dev \
--cc=linux-arch@vger.kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-kselftest@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=linux-riscv@lists.infradead.org \
--cc=maz@kernel.org \
--cc=oleg@redhat.com \
--cc=oliver.upton@linux.dev \
--cc=palmer@dabbelt.com \
--cc=paul.walmsley@sifive.com \
--cc=ross.burton@arm.com \
--cc=shuah@kernel.org \
--cc=suzuki.poulose@arm.com \
--cc=thiago.bauermann@linaro.org \
--cc=will@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).