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From: Peter Xu <peterx@redhat.com>
To: "Duan, Zhenzhong" <zhenzhong.duan@intel.com>
Cc: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
	"mst@redhat.com" <mst@redhat.com>,
	"jasowang@redhat.com" <jasowang@redhat.com>,
	"pbonzini@redhat.com" <pbonzini@redhat.com>,
	"richard.henderson@linaro.org" <richard.henderson@linaro.org>,
	"eduardo@habkost.net" <eduardo@habkost.net>,
	"marcel.apfelbaum@gmail.com" <marcel.apfelbaum@gmail.com>,
	"alex.williamson@redhat.com" <alex.williamson@redhat.com>,
	"clg@redhat.com" <clg@redhat.com>,
	"david@redhat.com" <david@redhat.com>,
	"philmd@linaro.org" <philmd@linaro.org>,
	"kwankhede@nvidia.com" <kwankhede@nvidia.com>,
	"cjia@nvidia.com" <cjia@nvidia.com>,
	"Liu, Yi L" <yi.l.liu@intel.com>,
	"Peng, Chao P" <chao.p.peng@intel.com>
Subject: Re: [PATCH v3 5/5] intel_iommu: Optimize out some unnecessary UNMAP calls
Date: Wed, 14 Jun 2023 08:51:58 -0400	[thread overview]
Message-ID: <ZIm37va6lV11FnP7@x1n> (raw)
In-Reply-To: <SJ0PR11MB674410E7D30E10736AB90BA8925AA@SJ0PR11MB6744.namprd11.prod.outlook.com>

On Wed, Jun 14, 2023 at 09:38:41AM +0000, Duan, Zhenzhong wrote:
> It looks the benefit of this patch is negligible for legacy container and iommufd.
> I'd like to drop this patch as it makes no difference, your opinion?

Thanks for the test results.  Sounds good here.

-- 
Peter Xu



  reply	other threads:[~2023-06-14 12:53 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-08  9:52 [PATCH v3 0/5] Optimize UNMAP call and bug fix Zhenzhong Duan
2023-06-08  9:52 ` [PATCH v3 1/5] util: Add iova_tree_foreach_range_data Zhenzhong Duan
2023-06-08  9:52 ` [PATCH v3 2/5] intel_iommu: Fix a potential issue in VFIO dirty page sync Zhenzhong Duan
2023-06-08 13:42   ` Peter Xu
2023-06-08  9:52 ` [PATCH v3 3/5] intel_iommu: Fix flag check in replay Zhenzhong Duan
2023-06-08 13:43   ` Peter Xu
2023-06-08  9:52 ` [PATCH v3 4/5] intel_iommu: Fix address space unmap Zhenzhong Duan
2023-06-08 13:48   ` Peter Xu
2023-06-09  3:31     ` Duan, Zhenzhong
2023-06-09 13:36       ` Peter Xu
2023-06-13  2:32         ` Duan, Zhenzhong
2023-06-08  9:52 ` [PATCH v3 5/5] intel_iommu: Optimize out some unnecessary UNMAP calls Zhenzhong Duan
2023-06-08 14:05   ` Peter Xu
2023-06-08 14:11     ` Jason Gunthorpe
2023-06-08 15:40       ` Peter Xu
2023-06-08 16:27         ` Jason Gunthorpe
2023-06-08 19:53           ` Peter Xu
2023-06-09  1:00             ` Jason Gunthorpe
2023-06-09  5:49             ` Duan, Zhenzhong
2023-06-09 21:26               ` Peter Xu
2023-06-13  2:37                 ` Duan, Zhenzhong
2023-06-14  9:47                 ` Duan, Zhenzhong
2023-06-09  4:03         ` Duan, Zhenzhong
2023-06-09  3:41     ` Duan, Zhenzhong
2023-06-08 20:34   ` Peter Xu
2023-06-09  4:01     ` Duan, Zhenzhong
2023-06-14  9:38       ` Duan, Zhenzhong
2023-06-14 12:51         ` Peter Xu [this message]
2023-06-08 15:53 ` [PATCH v3 0/5] Optimize UNMAP call and bug fix Peter Xu
2023-06-09  3:32   ` Duan, Zhenzhong

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