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Re: [Qemu-devel] [RFC v2 0/6] QEMU shared-memory backend
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [RFC v2 0/6] QEMU shared-memory backend |
Date: |
Thu, 31 Mar 2016 10:14:52 +0100 |
User-agent: |
Mutt/1.5.24 (2015-08-30) |
On Fri, Mar 18, 2016 at 10:13:52AM +0100, Baptiste Reynal wrote:
> A new memory backend, the shared memory backend, based on
> the file memory backend.
>
> This new backend allows a master QEMU instance to share a part of
> his main memory whith a slave QEMU instance. It is then possible to load
> a firmware on this memory and trigger the slave boot using a SDM
> signal.
>
> Such new backend enables, on a master side, to allocate the whole
> memory as shareable (e.g. /dev/shm, or hugetlbfs).
How is this different from qemu -mem-path which can be used for
hugetlbfs?
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- [Qemu-devel] [RFC v2 0/6] QEMU shared-memory backend, Baptiste Reynal, 2016/03/18
- [Qemu-devel] [RFC v2 1/6] backend: shared memory backend, Baptiste Reynal, 2016/03/18
- [Qemu-devel] [RFC v2 2/6] migration: add shared migration type, Baptiste Reynal, 2016/03/18
- [Qemu-devel] [RFC v2 3/6] hw/misc: sdm signal shboot, Baptiste Reynal, 2016/03/18
- [Qemu-devel] [RFC v2 5/6] hw/arm: boot, Baptiste Reynal, 2016/03/18
- [Qemu-devel] [RFC v2 4/6] qemu: slave machine flag, Baptiste Reynal, 2016/03/18
- [Qemu-devel] [RFC v2 6/6] qemu: numa, Baptiste Reynal, 2016/03/18
- Re: [Qemu-devel] [RFC v2 0/6] QEMU shared-memory backend, Markus Armbruster, 2016/03/22
- Re: [Qemu-devel] [RFC v2 0/6] QEMU shared-memory backend,
Stefan Hajnoczi <=