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Re: [Qemu-devel] QEMU fw_cfg DMA interface
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] QEMU fw_cfg DMA interface |
Date: |
Thu, 6 Aug 2015 13:27:16 +0100 |
On Thu, Aug 6, 2015 at 12:00 PM, Marc Marí <address@hidden> wrote:
> When running a Linux guest on top of QEMU, using the -kernel options, this
> is the timing improvement for x86:
>
> QEMU commit 2be4f242b50a8 and SeaBIOS commit 908a58c1d5ff
> QEMU startup time: .078
> BIOS startup time: .060
> Kernel setup time: .578
> Total time: .716
>
> QEMU with this patch series and SeaBIOS with this patch series
> QEMU startup time: .080
> BIOS startup time: .039
> Kernel setup time: .002
> Total time: .121
Impressive results!
Is this a fully-featured QEMU build or did you disable things?
Is this the default SeaBIOS build or did you disable things?
Stefan
- Re: [Qemu-devel] [PATCH 3/5] Implement fw_cfg DMA interface, (continued)
- Re: [Qemu-devel] [PATCH 3/5] Implement fw_cfg DMA interface, Laszlo Ersek, 2015/08/06
- Re: [Qemu-devel] [PATCH 3/5] Implement fw_cfg DMA interface, Marc Marí, 2015/08/06
- Re: [Qemu-devel] [PATCH 3/5] Implement fw_cfg DMA interface, Laszlo Ersek, 2015/08/06
- Re: [Qemu-devel] [PATCH 3/5] Implement fw_cfg DMA interface, Marc Marí, 2015/08/07
- Re: [Qemu-devel] [PATCH 3/5] Implement fw_cfg DMA interface, Eric Blake, 2015/08/07
[Qemu-devel] [PATCH 4/5] Enable fw_cfg DMA interface for ARM, Marc Marí, 2015/08/06
[Qemu-devel] [PATCH 5/5] Enable fw_cfg DMA interface for x86, Marc Marí, 2015/08/06
Re: [Qemu-devel] QEMU fw_cfg DMA interface,
Stefan Hajnoczi <=
- Re: [Qemu-devel] QEMU fw_cfg DMA interface, Marc Marí, 2015/08/06
- Re: [Qemu-devel] QEMU fw_cfg DMA interface, Stefan Hajnoczi, 2015/08/06
- Re: [Qemu-devel] QEMU fw_cfg DMA interface, Kevin O'Connor, 2015/08/06
- Re: [Qemu-devel] QEMU fw_cfg DMA interface, Marc Marí, 2015/08/06
- Re: [Qemu-devel] QEMU fw_cfg DMA interface, Kevin O'Connor, 2015/08/07
- Re: [Qemu-devel] QEMU fw_cfg DMA interface, Gerd Hoffmann, 2015/08/18
[Qemu-devel] QEMU fw_cfg DMA interface, Marc Marí, 2015/08/31