linux-kernel - Re: [PATCH 0/3] iommu/iova: Add CPU hotplug handler to flush rcaches to core code

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Message-ID: <ed59d02d-e3dc-21dc-bc82-199988700d31@huawei.com>
Date:   Wed, 7 Apr 2021 09:08:34 +0100
From:   John Garry <john.garry@...wei.com>
To:     Joerg Roedel <joro@...tes.org>
CC:     <dwmw2@...radead.org>, <baolu.lu@...ux.intel.com>,
        <will@...nel.org>, <iommu@...ts.linux-foundation.org>,
        <linux-kernel@...r.kernel.org>, <linuxarm@...wei.com>,
        <robin.murphy@....com>
Subject: Re: [PATCH 0/3] iommu/iova: Add CPU hotplug handler to flush rcaches
 to core code

On 07/04/2021 09:04, Joerg Roedel wrote:
> On Mon, Mar 01, 2021 at 08:12:18PM +0800, John Garry wrote:
>> The Intel IOMMU driver supports flushing the per-CPU rcaches when a CPU is
>> offlined.
>>
>> Let's move it to core code, so everyone can take advantage.
>>
>> Also correct a code comment.
>>
>> Based on v5.12-rc1. Tested on arm64 only.
>>
>> John Garry (3):
>>    iova: Add CPU hotplug handler to flush rcaches
>>    iommu/vt-d: Remove IOVA domain rcache flushing for CPU offlining
>>    iova: Correct comment for free_cpu_cached_iovas()
>>
>>   drivers/iommu/intel/iommu.c | 31 -------------------------------
>>   drivers/iommu/iova.c        | 32 ++++++++++++++++++++++++++++++--
>>   include/linux/cpuhotplug.h  |  2 +-
>>   include/linux/iova.h        |  1 +
>>   4 files changed, 32 insertions(+), 34 deletions(-)
> 
> Applied, thanks.
> 
> .
> 

Thanks, but there was a v2 on this series. Not sure which you applied.

https://lore.kernel.org/linux-iommu/9aad6e94-ecb7-ca34-7f7d-3df6e43e9c42@huawei.com/T/#mbea81468782c75fa84744ad7a7801831a4c952e9