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

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Date:   Mon, 22 Mar 2021 17:55:53 +0000
From:   John Garry <john.garry@...wei.com>
To:     <dwmw2@...radead.org>, <baolu.lu@...ux.intel.com>,
        <joro@...tes.org>, <will@...nel.org>
CC:     <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 01/03/2021 12:12, 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.

Hi guys,

Friendly reminder ...

Thanks
John

> 
> 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(-)
>