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From: Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
To: Jan Vesely <jan.vesely-kgbqMDwikbSVc3sceRu5cw@public.gmane.org>
Cc: Tom Lendacky <thomas.lendacky-5C7GfCeVMHo@public.gmane.org>,
	"Nath, Arindam" <Arindam.Nath-5C7GfCeVMHo@public.gmane.org>,
	"iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org"
	<iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>,
	Craig Stein <stein12c-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH v1 3/3] iommu/amd: Optimize the IOMMU queue flush
Date: Thu, 22 Jun 2017 23:57:36 +0200	[thread overview]
Message-ID: <20170622215735.GW30388@8bytes.org> (raw)
In-Reply-To: <1498144389.17007.25.camel-kgbqMDwikbSVc3sceRu5cw@public.gmane.org>

On Thu, Jun 22, 2017 at 11:13:09AM -0400, Jan Vesely wrote:
> It looks like I tested different patches.
> linux-4.10.17 with both
> "iommu/amd: Optimize iova queue flushing"

This patch isn't in my tree and will not go upstream.

> and
> "iommu/amd: Disable previously enabled IOMMUs at boot"

This patch solves a different problem.

> (I haven't tested the series independently)
> 
> works OK. The machine booted successfully and I was able to test clover
> based OpenCL and simple OpenGL on both iGPU(carrizo) and dGPU(iceland).

For a conclusive test please use what is in the iommu-tree, as this is
what I plan to send upstream. You can use the 'next' branch of

	git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git

to get all patches, including my flush optimization series.


Thanks,

	Joerg

  parent reply	other threads:[~2017-06-22 21:57 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-05 19:52 [PATCH v1 0/3] iommu/amd: AMD IOMMU performance updates 2017-06-05 Tom Lendacky
     [not found] ` <20170605195203.11512.20579.stgit-qCXWGYdRb2BnqfbPTmsdiZQ+2ll4COg0XqFh9Ls21Oc@public.gmane.org>
2017-06-05 19:52   ` [PATCH v1 1/3] iommu/amd: Reduce amount of MMIO when submitting commands Tom Lendacky
2017-06-05 19:52   ` [PATCH v1 2/3] iommu/amd: Reduce delay waiting for command buffer space Tom Lendacky
2017-06-05 19:52   ` [PATCH v1 3/3] iommu/amd: Optimize the IOMMU queue flush Tom Lendacky
     [not found]     ` <20170605195235.11512.52995.stgit-qCXWGYdRb2BnqfbPTmsdiZQ+2ll4COg0XqFh9Ls21Oc@public.gmane.org>
2017-06-06 10:02       ` Nath, Arindam
     [not found]         ` <MWHPR12MB15181A6A020ACA2F53DF70339CCB0-Gy0DoCVfaSXKu+HfpMNLNQdYzm3356FpvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2017-06-08 20:33           ` Jan Vesely
     [not found]             ` <1496954035.4188.1.camel-kgbqMDwikbSVc3sceRu5cw@public.gmane.org>
2017-06-08 23:31               ` Craig Stein
2017-06-21 16:20               ` Jan Vesely
     [not found]                 ` <1498062018.17007.6.camel-kgbqMDwikbSVc3sceRu5cw@public.gmane.org>
2017-06-21 17:01                   ` Tom Lendacky
     [not found]                     ` <bf685f44-019c-4c21-25d4-6a6ea647b7cc-5C7GfCeVMHo@public.gmane.org>
2017-06-21 21:09                       ` Jan Vesely
     [not found]                         ` <1498079371.17007.18.camel-kgbqMDwikbSVc3sceRu5cw@public.gmane.org>
2017-06-22  9:20                           ` Joerg Roedel
     [not found]                             ` <20170622092053.GV30388-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2017-06-22 15:13                               ` Jan Vesely
     [not found]                                 ` <1498144389.17007.25.camel-kgbqMDwikbSVc3sceRu5cw@public.gmane.org>
2017-06-22 21:57                                   ` Joerg Roedel [this message]
     [not found]                                     ` <20170622215735.GW30388-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2017-06-23 14:20                                       ` Jan Vesely
     [not found]                                         ` <1498227647.17007.31.camel-kgbqMDwikbSVc3sceRu5cw@public.gmane.org>
2017-06-26 12:14                                           ` Joerg Roedel
     [not found]                                             ` <20170626121430.GX30388-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2017-06-27 16:24                                               ` Jan Vesely
     [not found]                                                 ` <1498580675.10525.3.camel-kgbqMDwikbSVc3sceRu5cw@public.gmane.org>
2017-06-28  8:36                                                   ` Joerg Roedel
     [not found]                                                     ` <20170628083659.GA30388-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2017-06-28 22:14                                                       ` Deucher, Alexander
     [not found]                                                         ` <BN6PR12MB16525D2E89F4AB61DC36EFBEF7DD0-/b2+HYfkarQqUD6E6FAiowdYzm3356FpvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2017-07-04 16:29                                                           ` Craig Stein
2017-06-06 12:05       ` Joerg Roedel
     [not found]         ` <20170606120516.GD30388-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2017-06-06 13:36           ` Tom Lendacky
     [not found]             ` <85356483-1d5e-251f-57e3-d9f761239100-5C7GfCeVMHo@public.gmane.org>
2017-06-07 14:03               ` Tom Lendacky
     [not found]                 ` <32599b14-c138-3c89-6834-0335fec0b3f6-5C7GfCeVMHo@public.gmane.org>
2017-06-07 14:17                   ` Joerg Roedel
2017-06-08 12:43   ` [PATCH v1 0/3] iommu/amd: AMD IOMMU performance updates 2017-06-05 Joerg Roedel

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