Re: [PATCH v4 00/10] riscv: Add Zalasr ISA extension support

[Paul Walmsley <pjw@kernel.org>]

Folks,

On Wed, 19 Nov 2025, patchwork-bot+linux-riscv@kernel.org wrote:

> This series was applied to riscv/linux.git (for-next)
> by Paul Walmsley <pjw@kernel.org>:

This actually isn't true; I've only applied the first four patches (see 
below).

> On Mon, 20 Oct 2025 12:20:46 +0800 you wrote:
> > This patch adds support for the Zalasr ISA extension, which supplies the
> > real load acquire/store release instructions.
> > 
> > The specification can be found here:
> > https://github.com/riscv/riscv-zalasr/blob/main/chapter2.adoc
> > 
> > This patch seires has been tested with ltp on Qemu with Brensan's zalasr
> > support patch[1].
> > 
> > [...]
> 
> Here is the summary with links:
>   - [v4,01/10] riscv: Add ISA extension parsing for Zalasr
>     https://git.kernel.org/riscv/c/0597b9c8627e
>   - [v4,02/10] dt-bindings: riscv: Add Zalasr ISA extension description
>     https://git.kernel.org/riscv/c/6e2a0ff70abe
>   - [v4,03/10] riscv: hwprobe: Export Zalasr extension
>     https://git.kernel.org/riscv/c/d5e20628a882
>   - [v4,04/10] riscv: Introduce Zalasr instructions
>     https://git.kernel.org/riscv/c/c4139ea6717c
>   - [v4,05/10] riscv: Apply Zalasr to smp_load_acquire/smp_store_release
>     (no matching commit)
>   - [v4,06/10] riscv: Apply acquire/release semantics to arch_xchg/arch_cmpxchg operations
>     (no matching commit)
>   - [v4,07/10] riscv: Apply acquire/release semantics to arch_atomic operations
>     (no matching commit)
>   - [v4,08/10] riscv: Remove arch specific __atomic_acquire/release_fence
>     (no matching commit)
>   - [v4,09/10] RISC-V: KVM: Allow Zalasr extensions for Guest/VM
>     (no matching commit)
>   - [v4,10/10] RISC-V: KVM: selftests: Add Zalasr extensions to get-reg-list test
>     (no matching commit)

In terms of patches 5-8, we're still waiting for Xu Lu to update the 
patches based on Andrea's feedback.  Xu Lu, are you still planning to 
update these?


- Paul

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