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From: Robin Murphy <robin.murphy@arm.com>
To: Barry Song <song.bao.hua@hisilicon.com>,
	will@kernel.org, joro@8bytes.org
Cc: iommu@lists.linux-foundation.org,
	linux-arm-kernel@lists.infradead.org, prime.zeng@hisilicon.com,
	linuxarm@huawei.com
Subject: Re: [PATCH v4 0/3] iommu/arm-smmu-v3: permit users to disable msi polling
Date: Thu, 20 Aug 2020 14:10:04 +0100	[thread overview]
Message-ID: <6215bf9b-e137-ac84-ed8e-f6e8983bb1b1@arm.com> (raw)
In-Reply-To: <20200818233827.21452-1-song.bao.hua@hisilicon.com>

On 2020-08-19 00:38, Barry Song wrote:
> patch 1/3 and patch 2/3 are the preparation of patch 3/3 which permits users
> to disable MSI-based polling by cmd line.
> 
> -v4:
>    with respect to Robin's comments
>    * cleanup the code of the existing module parameter disable_bypass
>    * add ARM_SMMU_OPT_MSIPOLL flag. on the other hand, we only need to check
>      a bit in options rather than two bits in features

Thanks Barry - for all 3 patches,

Reviewed-by: Robin Murphy <robin.murphy@arm.com>

I'd be inclined to squash #2 into #1, but I'll leave that up to Will.

Cheers,
Robin.

> 
> Barry Song (3):
>    iommu/arm-smmu-v3: replace symbolic permissions by octal permissions
>      for module parameter
>    iommu/arm-smmu-v3: replace module_param_named by module_param for
>      disable_bypass
>    iommu/arm-smmu-v3: permit users to disable msi polling
> 
>   drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 19 +++++++++++++------
>   1 file changed, 13 insertions(+), 6 deletions(-)
> 
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      parent reply	other threads:[~2020-08-20 13:10 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-18 23:38 [PATCH v4 0/3] iommu/arm-smmu-v3: permit users to disable msi polling Barry Song
2020-08-18 23:38 ` [PATCH v4 1/3] iommu/arm-smmu-v3: replace symbolic permissions by octal permissions for module parameter Barry Song
2020-08-18 23:38 ` [PATCH v4 2/3] iommu/arm-smmu-v3: replace module_param_named by module_param for disable_bypass Barry Song
2020-08-18 23:38 ` [PATCH v4 3/3] iommu/arm-smmu-v3: permit users to disable msi polling Barry Song
2020-08-20 13:10 ` Robin Murphy [this message]

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