From: Paul Walmsley <pjw@kernel.org>
To: Zishun Yi <vulab@iscas.ac.cn>
Cc: "Paul Walmsley" <pjw@kernel.org>,
"Palmer Dabbelt" <palmer@dabbelt.com>,
"Albert Ou" <aou@eecs.berkeley.edu>,
"Alexandre Ghiti" <alex@ghiti.fr>,
"Deepak Gupta" <debug@rivosinc.com>,
"Zong Li" <zong.li@sifive.com>,
"Thomas Gleixner" <tglx@kernel.org>,
"Charlie Jenkins" <charlie@rivosinc.com>,
"Clément Léger" <cleger@rivosinc.com>,
"Nam Cao" <namcao@linutronix.de>,
"Samuel Holland" <samuel.holland@sifive.com>,
"Simon Schuster" <schuster.simon@siemens-energy.com>,
linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] riscv: Reset pmm when PR_TAGGED_ADDR_ENABLE is not set
Date: Wed, 25 Mar 2026 12:57:14 -0600 (MDT) [thread overview]
Message-ID: <d0a66d50-cfa8-2260-2185-12c945c8e6f2@kernel.org> (raw)
In-Reply-To: <20260322160022.21908-1-vulab@iscas.ac.cn>
On Mon, 23 Mar 2026, Zishun Yi wrote:
> In set_tagged_addr_ctrl(), when PR_TAGGED_ADDR_ENABLE is not set, pmlen
> is correctly set to 0, but it forgets to reset pmm. This results in the
> CPU pmm state not corresponding to the software pmlen state.
>
> Fix this by resetting pmm along with pmlen.
>
> Fixes: 2e1743085887 ("riscv: Add support for the tagged address ABI")
> Signed-off-by: Zishun Yi <vulab@iscas.ac.cn>
Thanks, queued for v7.0-rc.
- Paul
prev parent reply other threads:[~2026-03-25 18:57 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-22 16:00 Zishun Yi
2026-03-23 4:06 ` Samuel Holland
2026-03-25 18:57 ` Paul Walmsley [this message]
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