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From: Jakub Kicinski <kuba@kernel.org>
To: Joerg Roedel <joro@8bytes.org>
Cc: Robin Murphy <robin.murphy@arm.com>,
	will@kernel.org, iommu@lists.linux.dev,
	linux-kernel@vger.kernel.org,
	Linus Torvalds <torvalds@linux-foundation.org>,
	John Garry <john.g.garry@oracle.com>
Subject: Re: [PATCH v4] iommu: Optimise PCI SAC address trick
Date: Tue, 13 Jun 2023 10:58:50 -0700	[thread overview]
Message-ID: <20230613105850.30172085@kernel.org> (raw)
In-Reply-To: <ZDk83vpIarQ9jWa7@8bytes.org>

On Fri, 14 Apr 2023 13:45:34 +0200 Joerg Roedel wrote:
> Thanks for working on this, I think this is good to go. But given the
> issues we had with last attempt I'd like to have this in linux-next for
> a few weeks before sending it upstream. Therefore I will defer this
> patch and merge it early in the next cycle.

Is this patch queued up? I don't see it in linux-next and we keep
hitting this issue in production. After a few NIC reconfigurations
IOMMU starts consuming 90+% of CPU time.

  parent reply	other threads:[~2023-06-13 17:58 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-13 13:40 [PATCH v4] iommu: Optimise PCI SAC address trick Robin Murphy
2023-04-13 14:02 ` Jakub Kicinski
2023-04-14 11:45 ` Joerg Roedel
2023-04-14 17:45   ` Robin Murphy
2023-05-23 16:06     ` Joerg Roedel
2023-05-24 14:56       ` Robin Murphy
2023-06-13 17:58   ` Jakub Kicinski [this message]
2023-06-15  7:49     ` John Garry
2023-06-15  9:04       ` Robin Murphy
2023-06-15 10:11         ` John Garry
2023-06-15 11:41           ` Robin Murphy
2023-06-15 12:15             ` John Garry
2023-04-18  9:23 ` Vasant Hegde
2023-04-18 10:19   ` John Garry
2023-04-18 17:36     ` Linus Torvalds
2023-04-18 18:50       ` John Garry
2023-04-18 10:57   ` Robin Murphy
2023-04-18 13:05     ` Vasant Hegde
2023-07-14 14:09 ` Joerg Roedel
2023-07-17  9:24   ` John Garry

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