linux-kernel - Re: [PATCH 04/13] iommu/arm-smmu: Clean up bus_set

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Date:   Tue, 19 Apr 2022 15:40:42 +0100
From:   Will Deacon <will@...nel.org>
To:     Robin Murphy <robin.murphy@....com>
Cc:     joro@...tes.org, iommu@...ts.linux-foundation.org,
        sven@...npeter.dev, robdclark@...il.com, m.szyprowski@...sung.com,
        baolu.lu@...ux.intel.com, yong.wu@...iatek.com,
        mjrosato@...ux.ibm.com, gerald.schaefer@...ux.ibm.com,
        zhang.lyra@...il.com, thierry.reding@...il.com, vdumpa@...dia.com,
        jean-philippe@...aro.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 04/13] iommu/arm-smmu: Clean up bus_set_iommu()

On Thu, Apr 14, 2022 at 01:42:33PM +0100, Robin Murphy wrote:
> Stop calling bus_set_iommu() since it's now unnecessary. With device
> probes now replayed for every IOMMU instance registration, the whole
> sorry ordering workaround for legacy DT bindings goes too, hooray!

Ha, I hope you tested this!

> Signed-off-by: Robin Murphy <robin.murphy@....com>
> ---
>  drivers/iommu/arm/arm-smmu/arm-smmu.c | 84 +--------------------------
>  1 file changed, 2 insertions(+), 82 deletions(-)

Assuming it works,

Acked-by: Will Deacon <will@...nel.org>

Will