From: Anshuman Khandual <khandual@linux.vnet.ibm.com>
To: "Jérôme Glisse" <jglisse@redhat.com>,
akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org
Cc: John Hubbard <jhubbard@nvidia.com>,
Dan Williams <dan.j.williams@intel.com>,
Ross Zwisler <ross.zwisler@linux.intel.com>
Subject: Re: [HMM v13 05/18] mm/ZONE_DEVICE/devmem_pages_remove: allow early removal of device memory
Date: Mon, 21 Nov 2016 16:07:46 +0530 [thread overview]
Message-ID: <5832CE7A.3060802@linux.vnet.ibm.com> (raw)
In-Reply-To: <1479493107-982-6-git-send-email-jglisse@redhat.com>
On 11/18/2016 11:48 PM, Jérôme Glisse wrote:
> HMM wants to remove device memory early before device tear down so add an
> helper to do that.
Could you please explain why HMM wants to remove device memory before
device tear down ?
WARNING: multiple messages have this Message-ID (diff)
From: Anshuman Khandual <khandual@linux.vnet.ibm.com>
To: "Jérôme Glisse" <jglisse@redhat.com>,
akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org
Cc: John Hubbard <jhubbard@nvidia.com>,
Dan Williams <dan.j.williams@intel.com>,
Ross Zwisler <ross.zwisler@linux.intel.com>
Subject: Re: [HMM v13 05/18] mm/ZONE_DEVICE/devmem_pages_remove: allow early removal of device memory
Date: Mon, 21 Nov 2016 16:07:46 +0530 [thread overview]
Message-ID: <5832CE7A.3060802@linux.vnet.ibm.com> (raw)
In-Reply-To: <1479493107-982-6-git-send-email-jglisse@redhat.com>
On 11/18/2016 11:48 PM, JA(C)rA'me Glisse wrote:
> HMM wants to remove device memory early before device tear down so add an
> helper to do that.
Could you please explain why HMM wants to remove device memory before
device tear down ?
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next prev parent reply other threads:[~2016-11-21 10:37 UTC|newest]
Thread overview: 146+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-18 18:18 [HMM v13 00/18] HMM (Heterogeneous Memory Management) v13 Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-18 18:18 ` [HMM v13 01/18] mm/memory/hotplug: convert device parameter bool to set of flags Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-21 0:44 ` Balbir Singh
2016-11-21 0:44 ` Balbir Singh
2016-11-21 4:53 ` Jerome Glisse
2016-11-21 4:53 ` Jerome Glisse
2016-11-21 6:57 ` Anshuman Khandual
2016-11-21 6:57 ` Anshuman Khandual
2016-11-21 12:19 ` Jerome Glisse
2016-11-21 12:19 ` Jerome Glisse
2016-11-21 6:41 ` Anshuman Khandual
2016-11-21 6:41 ` Anshuman Khandual
2016-11-21 12:27 ` Jerome Glisse
2016-11-21 12:27 ` Jerome Glisse
2016-11-22 5:35 ` Anshuman Khandual
2016-11-22 5:35 ` Anshuman Khandual
2016-11-22 14:08 ` Jerome Glisse
2016-11-22 14:08 ` Jerome Glisse
2016-11-18 18:18 ` [HMM v13 02/18] mm/ZONE_DEVICE/unaddressable: add support for un-addressable device memory Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-21 8:06 ` Anshuman Khandual
2016-11-21 8:06 ` Anshuman Khandual
2016-11-21 12:33 ` Jerome Glisse
2016-11-21 12:33 ` Jerome Glisse
2016-11-22 5:15 ` Anshuman Khandual
2016-11-22 5:15 ` Anshuman Khandual
2016-11-18 18:18 ` [HMM v13 03/18] mm/ZONE_DEVICE/free_hot_cold_page: catch ZONE_DEVICE pages Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-21 8:18 ` Anshuman Khandual
2016-11-21 8:18 ` Anshuman Khandual
2016-11-21 12:50 ` Jerome Glisse
2016-11-21 12:50 ` Jerome Glisse
2016-11-22 4:30 ` Anshuman Khandual
2016-11-22 4:30 ` Anshuman Khandual
2016-11-18 18:18 ` [HMM v13 04/18] mm/ZONE_DEVICE/free-page: callback when page is freed Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-21 1:49 ` Balbir Singh
2016-11-21 1:49 ` Balbir Singh
2016-11-21 4:57 ` Jerome Glisse
2016-11-21 4:57 ` Jerome Glisse
2016-11-21 8:26 ` Anshuman Khandual
2016-11-21 8:26 ` Anshuman Khandual
2016-11-21 12:34 ` Jerome Glisse
2016-11-21 12:34 ` Jerome Glisse
2016-11-22 5:02 ` Anshuman Khandual
2016-11-22 5:02 ` Anshuman Khandual
2016-11-18 18:18 ` [HMM v13 05/18] mm/ZONE_DEVICE/devmem_pages_remove: allow early removal of device memory Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-21 10:37 ` Anshuman Khandual [this message]
2016-11-21 10:37 ` Anshuman Khandual
2016-11-21 12:39 ` Jerome Glisse
2016-11-21 12:39 ` Jerome Glisse
2016-11-22 4:54 ` Anshuman Khandual
2016-11-22 4:54 ` Anshuman Khandual
2016-11-18 18:18 ` [HMM v13 06/18] mm/ZONE_DEVICE/unaddressable: add special swap for unaddressable Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-21 2:06 ` Balbir Singh
2016-11-21 2:06 ` Balbir Singh
2016-11-21 5:05 ` Jerome Glisse
2016-11-21 5:05 ` Jerome Glisse
2016-11-22 2:19 ` Balbir Singh
2016-11-22 2:19 ` Balbir Singh
2016-11-22 13:59 ` Jerome Glisse
2016-11-22 13:59 ` Jerome Glisse
2016-11-21 11:10 ` Anshuman Khandual
2016-11-21 11:10 ` Anshuman Khandual
2016-11-21 10:58 ` Anshuman Khandual
2016-11-21 10:58 ` Anshuman Khandual
2016-11-21 12:42 ` Jerome Glisse
2016-11-21 12:42 ` Jerome Glisse
2016-11-22 4:48 ` Anshuman Khandual
2016-11-22 4:48 ` Anshuman Khandual
2016-11-24 13:56 ` Jerome Glisse
2016-11-24 13:56 ` Jerome Glisse
2016-11-18 18:18 ` [HMM v13 07/18] mm/ZONE_DEVICE/x86: add support for un-addressable device memory Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-21 2:08 ` Balbir Singh
2016-11-21 2:08 ` Balbir Singh
2016-11-21 5:08 ` Jerome Glisse
2016-11-21 5:08 ` Jerome Glisse
2016-11-18 18:18 ` [HMM v13 08/18] mm/hmm: heterogeneous memory management (HMM for short) Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-21 2:29 ` Balbir Singh
2016-11-21 2:29 ` Balbir Singh
2016-11-21 5:14 ` Jerome Glisse
2016-11-21 5:14 ` Jerome Glisse
2016-11-23 4:03 ` Anshuman Khandual
2016-11-23 4:03 ` Anshuman Khandual
2016-11-27 13:10 ` Jerome Glisse
2016-11-27 13:10 ` Jerome Glisse
2016-11-28 2:58 ` Anshuman Khandual
2016-11-28 2:58 ` Anshuman Khandual
2016-11-28 9:41 ` Jerome Glisse
2016-11-28 9:41 ` Jerome Glisse
2016-11-18 18:18 ` [HMM v13 09/18] mm/hmm/mirror: mirror process address space on device with HMM helpers Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-21 2:42 ` Balbir Singh
2016-11-21 2:42 ` Balbir Singh
2016-11-21 5:18 ` Jerome Glisse
2016-11-21 5:18 ` Jerome Glisse
2016-11-18 18:18 ` [HMM v13 10/18] mm/hmm/mirror: add range lock helper, prevent CPU page table update for the range Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-18 18:18 ` [HMM v13 11/18] mm/hmm/mirror: add range monitor helper, to monitor CPU page table update Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-18 18:18 ` [HMM v13 12/18] mm/hmm/mirror: helper to snapshot CPU page table Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-18 18:18 ` [HMM v13 13/18] mm/hmm/mirror: device page fault handler Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-18 18:18 ` [HMM v13 14/18] mm/hmm/migrate: support un-addressable ZONE_DEVICE page in migration Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-18 18:18 ` [HMM v13 15/18] mm/hmm/migrate: add new boolean copy flag to migratepage() callback Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-18 18:18 ` [HMM v13 16/18] mm/hmm/migrate: new memory migration helper for use with device memory Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-18 19:57 ` Aneesh Kumar K.V
2016-11-18 19:57 ` Aneesh Kumar K.V
2016-11-18 20:15 ` Jerome Glisse
2016-11-18 20:15 ` Jerome Glisse
2016-11-19 14:32 ` Aneesh Kumar K.V
2016-11-19 14:32 ` Aneesh Kumar K.V
2016-11-19 17:17 ` Jerome Glisse
2016-11-19 17:17 ` Jerome Glisse
2016-11-20 18:21 ` Aneesh Kumar K.V
2016-11-20 18:21 ` Aneesh Kumar K.V
2016-11-20 20:06 ` Jerome Glisse
2016-11-20 20:06 ` Jerome Glisse
2016-11-21 3:30 ` Balbir Singh
2016-11-21 3:30 ` Balbir Singh
2016-11-21 5:31 ` Jerome Glisse
2016-11-21 5:31 ` Jerome Glisse
2016-11-18 18:18 ` [HMM v13 17/18] mm/hmm/devmem: device driver helper to hotplug ZONE_DEVICE memory Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-18 18:18 ` [HMM v13 18/18] mm/hmm/devmem: dummy HMM device as an helper for " Jérôme Glisse
2016-11-18 18:18 ` Jérôme Glisse
2016-11-19 0:41 ` [HMM v13 00/18] HMM (Heterogeneous Memory Management) v13 John Hubbard
2016-11-19 0:41 ` John Hubbard
2016-11-19 14:50 ` Aneesh Kumar K.V
2016-11-19 14:50 ` Aneesh Kumar K.V
2016-11-23 9:16 ` Haggai Eran
2016-11-23 9:16 ` Haggai Eran
2016-11-25 16:16 ` Jerome Glisse
2016-11-25 16:16 ` Jerome Glisse
2016-11-27 13:27 ` Haggai Eran
2016-11-27 13:27 ` Haggai Eran
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