From: John Garry <john.garry@huawei.com>
To: Will Deacon <will@kernel.org>
Cc: <robin.murphy@arm.com>, <joro@8bytes.org>,
<xiyou.wangcong@gmail.com>, <linuxarm@huawei.com>,
<iommu@lists.linux-foundation.org>,
<linux-kernel@vger.kernel.org>, <chenxiang66@hisilicon.com>,
Vijayanand Jitta <vjitta@codeaurora.org>,
yuqi jin <jinyuqi@huawei.com>, <dima@arista.com>
Subject: Re: [RESEND PATCH v3 0/4] iommu/iova: Solve longterm IOVA issue
Date: Wed, 2 Dec 2020 15:20:52 +0000 [thread overview]
Message-ID: <627436e2-ae2b-afeb-915c-b6d460d813f8@huawei.com> (raw)
In-Reply-To: <20201201210215.GB28178@willie-the-truck>
On 01/12/2020 21:02, Will Deacon wrote:
cc'ing some more people who have touched iova code recently
> On Tue, Dec 01, 2020 at 03:35:02PM +0000, John Garry wrote:
>> On 17/11/2020 10:25, John Garry wrote:
>> Is there any chance that we can get these picked up for 5.11? We've seen
>> this issue solved here for a long time.
>>
>> Or, @Robin, let me know if not happy with this since v1.
>>
>> BTW, patch #4 has been on the go for ~1 year now, and is a nice small
>> optimisation from Cong, which I picked up and already had a RB tag.
> I can pick the last patch up, but I'd really like some reviewed/tested-bys
> on the others.
>
ok, fair enough.
Considering the extremes required to unearth the main problem, it'll be
hard to get testers, but, fwiw, I can provide a tested-by from the reporter:
Tested-by: Xiang Chen <chenxiang66@hisilicon.com>
@Robin, You originally had some interest in this topic - are you now
satisfied with the changes I am proposing?
Please let me know.
Thanks,
John
next prev parent reply other threads:[~2020-12-02 15:22 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-17 10:25 [RESEND PATCH v3 0/4] iommu/iova: Solve longterm IOVA issue John Garry
2020-11-17 10:25 ` [RESEND PATCH v3 1/4] iommu/iova: Add free_all_cpu_cached_iovas() John Garry
2020-12-09 8:58 ` Leizhen (ThunderTown)
2020-12-09 12:41 ` John Garry
2020-11-17 10:25 ` [RESEND PATCH v3 2/4] iommu/iova: Avoid double-negatives in magazine helpers John Garry
2020-12-09 9:03 ` Leizhen (ThunderTown)
2020-12-09 11:39 ` John Garry
2020-12-09 12:31 ` Leizhen (ThunderTown)
2020-11-17 10:25 ` [RESEND PATCH v3 3/4] iommu/iova: Flush CPU rcache for when a depot fills John Garry
2020-12-09 9:13 ` Leizhen (ThunderTown)
2020-12-09 11:22 ` John Garry
2020-12-09 12:11 ` Leizhen (ThunderTown)
2020-11-17 10:25 ` [RESEND PATCH v3 4/4] iommu: avoid taking iova_rbtree_lock twice John Garry
2020-12-01 15:35 ` [RESEND PATCH v3 0/4] iommu/iova: Solve longterm IOVA issue John Garry
2020-12-01 21:02 ` Will Deacon
2020-12-02 15:20 ` John Garry [this message]
2020-12-01 21:45 ` Will Deacon
2020-12-03 6:04 ` Dmitry Safonov
2020-12-03 14:54 ` John Garry
2021-01-15 11:32 ` John Garry
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