Re: [PATCH v8 09/22] RISC-V: Add Ssccfg/Smcdeleg ISA extension definition and parsing

Paul Walmsley <[email protected]> Tue, 4 Aug 2026 18:46:29 -0600 (MDT)
Newsgroups org.kernel.vger.linux-perf-users,org.infradead.lists.linux-arm-kernel,org.infradead.lists.linux-riscv,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel
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On Wed, 1 Jul 2026, Atish Patra wrote:

> From: Atish Patra <[email protected]>
> 
> Smcdeleg extension allows the M-mode to delegate selected counters
> to S-mode so that it can access those counters and correpsonding
> hpmevent CSRs without M-mode.
> 
> Ssccfg (‘Ss’ for Privileged architecture and Supervisor-level
> extension, ‘ccfg’ for Counter Configuration) provides access to
> delegated counters and new supervisor-level state.
> 
> This patch just enables these definitions and enable parsing.
> 
> Signed-off-by: Atish Patra <[email protected]>

Thanks, queued for v7.3.


- Paul
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