From: "Michael S. Tsirkin" <mst@redhat.com>
To: "Wang, Wei W" <wei.w.wang@intel.com>
Cc: "Hansen, Dave" <dave.hansen@intel.com>,
David Hildenbrand <david@redhat.com>,
Alexander Duyck <alexander.duyck@gmail.com>,
"nitesh@redhat.com" <nitesh@redhat.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
"yang.zhang.wz@gmail.com" <yang.zhang.wz@gmail.com>,
"pagupta@redhat.com" <pagupta@redhat.com>,
"riel@surriel.com" <riel@surriel.com>,
"konrad.wilk@oracle.com" <konrad.wilk@oracle.com>,
"lcapitulino@redhat.com" <lcapitulino@redhat.com>,
"aarcange@redhat.com" <aarcange@redhat.com>,
"pbonzini@redhat.com" <pbonzini@redhat.com>,
"Williams, Dan J" <dan.j.williams@intel.com>,
"alexander.h.duyck@linux.intel.com"
<alexander.h.duyck@linux.intel.com>
Subject: Re: [PATCH v1 6/6] virtio-balloon: Add support for aerating memory via hinting
Date: Tue, 16 Jul 2019 12:12:56 -0400 [thread overview]
Message-ID: <20190716120839-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <286AC319A985734F985F78AFA26841F73E16AB21@shsmsx102.ccr.corp.intel.com>
On Tue, Jul 16, 2019 at 03:01:52PM +0000, Wang, Wei W wrote:
> On Tuesday, July 16, 2019 10:41 PM, Hansen, Dave wrote:
> > Where is the page allocator integration? The set you linked to has 5 patches,
> > but only 4 were merged. This one is missing:
> >
> > https://lore.kernel.org/patchwork/patch/961038/
>
> For some reason, we used the regular page allocation to get pages
> from the free list at that stage.
This is what Linus suggested, that is why:
https://lkml.org/lkml/2018/6/27/461
and
https://lkml.org/lkml/2018/7/11/795
See also
https://lkml.org/lkml/2018/7/10/1157
for some failed attempts to upstream mm core changes
related to this.
> This part could be improved by Alex
> or Nitesh's approach.
>
> The page address transmission from the balloon driver to the host
> device could reuse what's upstreamed there. I think you could add a
> new VIRTIO_BALLOON_CMD_xx for your usages.
>
> Best,
> Wei
next prev parent reply other threads:[~2019-07-16 16:13 UTC|newest]
Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-19 22:32 [PATCH v1 0/6] mm / virtio: Provide support for paravirtual waste page treatment Alexander Duyck
2019-06-19 22:33 ` [PATCH v1 1/6] mm: Adjust shuffle code to allow for future coalescing Alexander Duyck
2019-06-25 7:55 ` David Hildenbrand
2019-06-28 19:49 ` Alexander Duyck
2019-06-28 19:49 ` Alexander Duyck
2019-06-25 18:25 ` Dave Hansen
2019-06-25 18:26 ` Dave Hansen
2019-06-19 22:33 ` [PATCH v1 2/6] mm: Move set/get_pcppage_migratetype to mmzone.h Alexander Duyck
2019-06-25 18:28 ` Dave Hansen
2019-06-28 19:55 ` Alexander Duyck
2019-06-28 19:55 ` Alexander Duyck
2019-06-19 22:33 ` [PATCH v1 3/6] mm: Use zone and order instead of free area in free_list manipulators Alexander Duyck
2019-06-25 18:36 ` Dave Hansen
2019-06-19 22:33 ` [PATCH v1 4/6] mm: Introduce "aerated" pages Alexander Duyck
2019-06-25 19:45 ` Dave Hansen
2019-07-08 17:32 ` Alexander Duyck
2019-07-08 17:32 ` Alexander Duyck
2019-06-19 22:33 ` [PATCH v1 5/6] mm: Add logic for separating "aerated" pages from "raw" pages Alexander Duyck
2019-06-25 20:24 ` Dave Hansen
2019-07-08 19:02 ` Alexander Duyck
2019-07-08 19:02 ` Alexander Duyck
2019-07-08 19:36 ` Dave Hansen
2019-07-08 22:02 ` Alexander Duyck
2019-07-08 22:02 ` Alexander Duyck
2019-06-19 22:33 ` [PATCH v1 6/6] virtio-balloon: Add support for aerating memory via hinting Alexander Duyck
2019-07-16 9:55 ` Michael S. Tsirkin
2019-07-16 14:00 ` Dave Hansen
2019-07-16 14:12 ` David Hildenbrand
2019-07-16 14:17 ` David Hildenbrand
2019-07-16 15:04 ` Michael S. Tsirkin
2019-07-16 14:41 ` Dave Hansen
2019-07-16 15:01 ` Wang, Wei W
2019-07-16 15:01 ` Wang, Wei W
2019-07-16 16:12 ` Michael S. Tsirkin [this message]
2019-07-16 16:12 ` Michael S. Tsirkin
2019-07-16 15:02 ` David Hildenbrand
2019-07-16 15:37 ` Alexander Duyck
2019-07-16 15:37 ` Alexander Duyck
2019-07-16 16:07 ` Michael S. Tsirkin
2019-07-16 16:54 ` Alexander Duyck
2019-07-16 16:54 ` Alexander Duyck
2019-07-16 17:41 ` Michael S. Tsirkin
2019-07-16 21:06 ` Alexander Duyck
2019-07-16 21:06 ` Alexander Duyck
2019-07-17 10:28 ` Michael S. Tsirkin
2019-07-17 16:43 ` Alexander Duyck
2019-07-17 16:43 ` Alexander Duyck
2019-07-18 5:13 ` Michael S. Tsirkin
2019-07-18 15:34 ` Alexander Duyck
2019-07-18 15:34 ` Alexander Duyck
2019-07-18 16:03 ` Nitesh Narayan Lal
2019-07-18 20:27 ` Michael S. Tsirkin
2019-07-18 16:07 ` Michael S. Tsirkin
2019-07-18 20:29 ` Alexander Duyck
2019-07-18 20:29 ` Alexander Duyck
2019-07-18 20:37 ` Michael S. Tsirkin
2019-07-18 20:54 ` Alexander Duyck
2019-07-18 20:54 ` Alexander Duyck
2019-07-18 20:24 ` Michael S. Tsirkin
2019-07-18 20:34 ` Alexander Duyck
2019-07-18 20:34 ` Alexander Duyck
2019-07-18 20:48 ` Michael S. Tsirkin
2019-07-18 21:09 ` Alexander Duyck
2019-07-18 21:09 ` Alexander Duyck
2019-06-19 22:37 ` [PATCH v1 QEMU] QEMU: Provide a interface for hinting based off of the balloon infrastructure Alexander Duyck
2019-06-25 7:42 ` [PATCH v1 0/6] mm / virtio: Provide support for paravirtual waste page treatment David Hildenbrand
2019-06-25 14:10 ` Dave Hansen
2019-06-25 17:00 ` Alexander Duyck
2019-06-25 17:00 ` Alexander Duyck
2019-06-25 18:12 ` David Hildenbrand
2019-06-25 18:22 ` Dave Hansen
2019-07-15 9:41 ` David Hildenbrand
2019-07-15 14:57 ` Alexander Duyck
2019-07-15 14:57 ` Alexander Duyck
2019-06-25 16:09 ` Alexander Duyck
2019-06-25 16:09 ` Alexander Duyck
2019-06-26 9:01 ` Christophe de Dinechin
2019-06-26 9:12 ` David Hildenbrand
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