From: patchwork-bot+linux-riscv@kernel.org
To: Samuel Holland <samuel.holland@sifive.com>
Cc: linux-riscv@lists.infradead.org, palmer@dabbelt.com,
catalin.marinas@arm.com, atishp@atishpatra.org,
linux-kselftest@vger.kernel.org, robh+dt@kernel.org,
kirill.shutemov@linux.intel.com, shuah@kernel.org,
devicetree@vger.kernel.org, anup@brainfault.org,
linux-kernel@vger.kernel.org, corbet@lwn.net,
kvm-riscv@lists.infradead.org, conor@kernel.org,
kasan-dev@googlegroups.com, linux-doc@vger.kernel.org,
eugenis@google.com, charlie@rivosinc.com,
krzysztof.kozlowski+dt@linaro.org
Subject: Re: [PATCH v5 00/10] riscv: Userspace pointer masking and tagged address ABI
Date: Thu, 24 Oct 2024 17:50:39 +0000 [thread overview]
Message-ID: <172979223949.2327357.12698642185375267636.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20241016202814.4061541-1-samuel.holland@sifive.com>
Hello:
This series was applied to riscv/linux.git (for-next)
by Palmer Dabbelt <palmer@rivosinc.com>:
On Wed, 16 Oct 2024 13:27:41 -0700 you wrote:
> RISC-V defines three extensions for pointer masking[1]:
> - Smmpm: configured in M-mode, affects M-mode
> - Smnpm: configured in M-mode, affects the next lower mode (S or U-mode)
> - Ssnpm: configured in S-mode, affects the next lower mode (VS, VU, or U-mode)
>
> This series adds support for configuring Smnpm or Ssnpm (depending on
> which privilege mode the kernel is running in) to allow pointer masking
> in userspace (VU or U-mode), extending the PR_SET_TAGGED_ADDR_CTRL API
> from arm64. Unlike arm64 TBI, userspace pointer masking is not enabled
> by default on RISC-V. Additionally, the tag width (referred to as PMLEN)
> is variable, so userspace needs to ask the kernel for a specific tag
> width, which is interpreted as a lower bound on the number of tag bits.
>
> [...]
Here is the summary with links:
- [v5,01/10] dt-bindings: riscv: Add pointer masking ISA extensions
https://git.kernel.org/riscv/c/8946ad26c0e2
- [v5,02/10] riscv: Add ISA extension parsing for pointer masking
https://git.kernel.org/riscv/c/12749546293e
- [v5,03/10] riscv: Add CSR definitions for pointer masking
https://git.kernel.org/riscv/c/1edd6226877b
- [v5,04/10] riscv: Add support for userspace pointer masking
https://git.kernel.org/riscv/c/871aba681a0d
- [v5,05/10] riscv: Add support for the tagged address ABI
https://git.kernel.org/riscv/c/c4d16116bd11
- [v5,06/10] riscv: Allow ptrace control of the tagged address ABI
https://git.kernel.org/riscv/c/cebce87fb04e
- [v5,07/10] riscv: selftests: Add a pointer masking test
https://git.kernel.org/riscv/c/5e9f1ee1c523
- [v5,08/10] riscv: hwprobe: Export the Supm ISA extension
https://git.kernel.org/riscv/c/d250050aae4f
- [v5,09/10] RISC-V: KVM: Allow Smnpm and Ssnpm extensions for guests
https://git.kernel.org/riscv/c/e27f468bcf14
- [v5,10/10] KVM: riscv: selftests: Add Smnpm and Ssnpm to get-reg-list test
https://git.kernel.org/riscv/c/814779461d84
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
prev parent reply other threads:[~2024-10-24 17:50 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-16 20:27 [PATCH v5 00/10] riscv: Userspace pointer masking and tagged address ABI Samuel Holland
2024-10-16 20:27 ` [PATCH v5 01/10] dt-bindings: riscv: Add pointer masking ISA extensions Samuel Holland
2024-10-16 20:27 ` [PATCH v5 02/10] riscv: Add ISA extension parsing for pointer masking Samuel Holland
2024-10-16 20:27 ` [PATCH v5 03/10] riscv: Add CSR definitions " Samuel Holland
2024-10-16 20:27 ` [PATCH v5 04/10] riscv: Add support for userspace " Samuel Holland
2024-10-16 20:27 ` [PATCH v5 05/10] riscv: Add support for the tagged address ABI Samuel Holland
2024-10-16 20:27 ` [PATCH v5 06/10] riscv: Allow ptrace control of " Samuel Holland
2024-10-16 20:27 ` [PATCH v5 07/10] riscv: selftests: Add a pointer masking test Samuel Holland
2024-10-16 20:27 ` [PATCH v5 08/10] riscv: hwprobe: Export the Supm ISA extension Samuel Holland
2024-10-16 20:27 ` [PATCH v5 09/10] RISC-V: KVM: Allow Smnpm and Ssnpm extensions for guests Samuel Holland
2024-10-20 16:26 ` Anup Patel
2024-10-16 20:27 ` [PATCH v5 10/10] KVM: riscv: selftests: Add Smnpm and Ssnpm to get-reg-list test Samuel Holland
2024-10-24 17:50 ` patchwork-bot+linux-riscv [this message]
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