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Message-ID: <b4e20286-eb80-4dce-8d37-0d079ba5296a@sifive.com>
Date: Wed, 7 Feb 2024 13:27:27 -0600
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Subject: Re: [PATCH -fixes] riscv: Flush the tlb when a page directory is
 freed
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To: Alexandre Ghiti <alexghiti@rivosinc.com>
References: <20240128120405.25876-1-alexghiti@rivosinc.com>
From: Samuel Holland <samuel.holland@sifive.com>
Cc: Will Deacon <will@kernel.org>,
 "Aneesh Kumar K . V" <aneesh.kumar@linux.ibm.com>,
 Andrew Morton <akpm@linux-foundation.org>, Nick Piggin <npiggin@gmail.com>,
 Peter Zijlstra <peterz@infradead.org>,
 Paul Walmsley <paul.walmsley@sifive.com>, Palmer Dabbelt
 <palmer@dabbelt.com>, Albert Ou <aou@eecs.berkeley.edu>,
 Andrew Jones <ajones@ventanamicro.com>, linux-arch@vger.kernel.org,
 linux-mm@kvack.org, linux-riscv@lists.infradead.org,
 linux-kernel@vger.kernel.org
In-Reply-To: <20240128120405.25876-1-alexghiti@rivosinc.com>
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On 2024-01-28 6:04 AM, Alexandre Ghiti wrote:
> The riscv privileged specification mandates to flush the TLB whenever a
> page directory is modified, so add that to tlb_flush().
> 
> Fixes: c5e9b2c2ae82 ("riscv: Improve tlb_flush()")
> Signed-off-by: Alexandre Ghiti <alexghiti@rivosinc.com>
> ---
>  arch/riscv/include/asm/tlb.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Samuel Holland <samuel.holland@sifive.com>
Tested-by: Samuel Holland <samuel.holland@sifive.com>