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Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backe
From: |
Eduardo Habkost |
Subject: |
Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram |
Date: |
Thu, 1 Feb 2018 14:31:32 -0200 |
User-agent: |
Mutt/1.9.1 (2017-09-22) |
On Thu, Feb 01, 2018 at 04:24:30PM +0200, Michael S. Tsirkin wrote:
[...]
> The full fix would be to allow QEMU to map a list of
> pages to a guest supplied IOVA.
Thanks, that's what I expected.
While this is not possible, the only requests I have for this
patch is that we clearly document:
* What's the only purpose of share=on on a host-memory-backend
object (due to pvrdma limitations).
* The potential undesirable side-effects of setting share=on.
* On the commit message and other comments, clearly distinguish
HVAs in the QEMU address-space from IOVAs, to avoid confusion.
--
Eduardo
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, (continued)
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Marcel Apfelbaum, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Eduardo Habkost, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Marcel Apfelbaum, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Eduardo Habkost, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Marcel Apfelbaum, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Eduardo Habkost, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Marcel Apfelbaum, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Paolo Bonzini, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Michael S. Tsirkin, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Michael S. Tsirkin, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram,
Eduardo Habkost <=
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Michael S. Tsirkin, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Eduardo Habkost, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Michael S. Tsirkin, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Eduardo Habkost, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Michael S. Tsirkin, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Eduardo Habkost, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Marcel Apfelbaum, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Eduardo Habkost, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Marcel Apfelbaum, 2018/02/01
- Re: [Qemu-devel] [PATCH V8 1/4] mem: add share parameter to memory-backend-ram, Michael S. Tsirkin, 2018/02/01