linux-kernel - Re: [PATCH v2] riscv: Call secondary mmu notifier when flushing the tlb

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Message-ID: <4141beba-3310-49a0-9163-538b89c0e6fb@sifive.com>
Date: Thu, 21 Nov 2024 16:41:05 -0600
From: Samuel Holland <samuel.holland@...ive.com>
To: Alexandre Ghiti <alex@...ti.fr>, Andrew Jones <ajones@...tanamicro.com>,
 Alexandre Ghiti <alexghiti@...osinc.com>
Cc: Paul Walmsley <paul.walmsley@...ive.com>,
 Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>,
 linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] riscv: Call secondary mmu notifier when flushing the
 tlb

Hi Alex,

On 2024-11-21 4:36 AM, Alexandre Ghiti wrote:
> Hi Andrew,
> 
> On 21/11/2024 10:32, Andrew Jones wrote:
>> On Thu, Mar 28, 2024 at 08:38:38AM +0100, Alexandre Ghiti wrote:
>>> This is required to allow the IOMMU driver to correctly flush its own
>>> TLB.
>>>
>>> Signed-off-by: Alexandre Ghiti <alexghiti@...osinc.com>
>>> ---
>>>
>>> Changes in v2:
>>> - Rebase on top of 6.9-rc1
>>>
>>>   arch/riscv/mm/tlbflush.c | 39 +++++++++++++++++++++++----------------
>>>   1 file changed, 23 insertions(+), 16 deletions(-)
>>>
>> Hi Alex,
>>
>> Is this patch still something we need?
>>
>> Thanks,
>> drew
> 
> 
> Yes I think so, hopefully it gets merged.

Please rebase and resend this patch. It conflicts with two other changes merged
since you sent v2 (038ac18aae93 and f58e5dc45fa9), in addition to the one you
sent the resolution for.

Regards,
Samuel