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Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG
From: |
Pavel Dovgalyuk |
Subject: |
Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG |
Date: |
Tue, 12 Apr 2016 16:03:45 +0300 |
> From: address@hidden [mailto:address@hidden
> On 12/04/16 15:50, KONRAD Frederic wrote:
> >> Yes, but users may like to have an option to disable MTTCG for some
> >> reason. I'm also concerned about icount mode: not sure how to account
> >> virtual time when all vCPUs run in parallel.
> >
> > I'm thinking the same, we don't have a solution for icount yet.
> > The reverse execution support is probably badly broken as well.
>
> Reverse execution doesn't even seem to support more than a single core.
> As of icount, it looks like to be incompatible with MTTCG.
It doesn't, because there is no multicore support for tcg yet.
I think, that we have to find some solution for icount (even if it will be
slow).
Pavel Dovgalyuk
- [Qemu-devel] [RFC v2 06/11] target-arm/psci.c: wake up sleeping CPUs, (continued)
- [Qemu-devel] [RFC v2 06/11] target-arm/psci.c: wake up sleeping CPUs, Alex Bennée, 2016/04/05
- [Qemu-devel] [RFC v2 02/11] cpus: make all_vcpus_paused() return bool, Alex Bennée, 2016/04/05
- [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG, Alex Bennée, 2016/04/05
- Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG, Sergey Fedorov, 2016/04/11
- Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG, Alex Bennée, 2016/04/12
- Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG, Peter Maydell, 2016/04/12
- Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG, Sergey Fedorov, 2016/04/12
- Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG, KONRAD Frederic, 2016/04/12
- Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG, Sergey Fedorov, 2016/04/12
- Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG,
Pavel Dovgalyuk <=
- Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG, Sergey Fedorov, 2016/04/12
- Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG, Alex Bennée, 2016/04/12
- Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG, Sergey Fedorov, 2016/04/12
Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG, Sergey Fedorov, 2016/04/12
[Qemu-devel] [RFC v2 01/11] tcg: move tb_invalidated_flag to CPUState, Alex Bennée, 2016/04/05
[Qemu-devel] [RFC v2 03/11] docs: new design document multi-thread-tcg.txt (DRAFTING), Alex Bennée, 2016/04/05