From: Michal Hocko <mhocko@kernel.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: wei.w.wang@intel.com, virtio-dev@lists.oasis-open.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
virtualization <virtualization@lists.linux-foundation.org>,
KVM list <kvm@vger.kernel.org>, linux-mm <linux-mm@kvack.org>,
"Michael S. Tsirkin" <mst@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
Paolo Bonzini <pbonzini@redhat.com>,
liliang.opensource@gmail.com, yang.zhang.wz@gmail.com,
quan.xu0@gmail.com, nilal@redhat.com,
Rik van Riel <riel@redhat.com>,
peterx@redhat.com
Subject: Re: [PATCH v35 1/5] mm: support to get hints of free page blocks
Date: Thu, 12 Jul 2018 15:12:29 +0200 [thread overview]
Message-ID: <20180712131229.GM32648@dhcp22.suse.cz> (raw)
In-Reply-To: <CA+55aFwku2tDH4+rfaC67xc4-cEwSrXgnQaci=e2id5ZCRE9JQ@mail.gmail.com>
[Hmm this one somehow got stuck in my outgoing emails]
On Wed 11-07-18 09:23:54, Linus Torvalds wrote:
[...]
> So I'm open to new interfaces. I just want those new interfaces to
> make sense, and be low latency and simple for the VM to do. I'm
> objecting to the incredibly baroque and heavy-weight one that can
> return near-infinite amounts of memory.
Mel was suggesting a bulk page allocator a year ago [1]. I can see only
slab bulk api so I am not sure what happened with that work. Anyway
I think that starting with what we have right now is much more
appropriate than over design this thing from the early beginning.
[1] http://lkml.kernel.org/r/20170109163518.6001-5-mgorman@techsingularity.net
--
Michal Hocko
SUSE Labs
next prev parent reply other threads:[~2018-07-12 13:12 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-10 9:31 [PATCH v35 0/5] Virtio-balloon: support free page reporting Wei Wang
2018-07-10 9:31 ` [PATCH v35 1/5] mm: support to get hints of free page blocks Wei Wang
2018-07-10 10:16 ` Wang, Wei W
2018-07-10 17:33 ` Linus Torvalds
2018-07-11 1:28 ` Wei Wang
2018-07-11 1:44 ` Linus Torvalds
2018-07-11 9:21 ` Michal Hocko
2018-07-11 10:52 ` Wei Wang
2018-07-11 11:09 ` Michal Hocko
2018-07-11 13:55 ` Wang, Wei W
2018-07-11 14:38 ` Michal Hocko
2018-07-11 19:36 ` Michael S. Tsirkin
2018-07-11 16:23 ` Linus Torvalds
2018-07-12 2:21 ` Wei Wang
2018-07-12 2:30 ` Linus Torvalds
2018-07-12 2:52 ` Wei Wang
2018-07-12 8:13 ` Michal Hocko
2018-07-12 11:34 ` Wei Wang
2018-07-12 11:49 ` Michal Hocko
2018-07-13 0:33 ` Wei Wang
2018-07-12 13:12 ` Michal Hocko [this message]
2018-07-11 4:00 ` Michael S. Tsirkin
2018-07-11 4:04 ` Michael S. Tsirkin
2018-07-10 9:31 ` [PATCH v35 2/5] virtio-balloon: remove BUG() in init_vqs Wei Wang
2018-07-10 9:31 ` [PATCH v35 3/5] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT Wei Wang
2018-07-10 9:31 ` [PATCH v35 4/5] mm/page_poison: expose page_poisoning_enabled to kernel modules Wei Wang
2018-07-10 9:31 ` [PATCH v35 5/5] virtio-balloon: VIRTIO_BALLOON_F_PAGE_POISON Wei Wang
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