[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH v5 1/7] replay: character devices
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] [PATCH v5 1/7] replay: character devices |
Date: |
Wed, 23 Mar 2016 17:54:12 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.6.0 |
On 23/03/2016 16:45, Kevin Wolf wrote:
> Am 14.03.2016 um 08:44 hat Pavel Dovgalyuk geschrieben:
>> This patch implements record and replay of character devices.
>> It records chardevs communication in replay mode. Recorded information
>> include data read from backend and counter of bytes written
>> from frontend to backend to preserve frontend internal state.
>> If character device was configured through the command line in record mode,
>> then in replay mode it should be also added to command line. Backend of
>> the character device could be changed in replay mode.
>> Replaying of devices that perform ioctl and get_msgfd operations is not
>> supported.
>> gdbstub which also acts as a backend is not recorded to allow controlling
>> the replaying through gdb. Monitor backends are also not recorded.
>>
>> Signed-off-by: Pavel Dovgalyuk <address@hidden>
>
> This patch contains three lines with trailing whitespace. (Didn't
> actually check anything but what the patch touches, but git show marked
> it in red, so I couldn't not notice this.)
It's merged anyway now. :)
Paolo
- [Qemu-devel] [PATCH v5 0/7] Deterministic replay extensions, Pavel Dovgalyuk, 2016/03/14
- [Qemu-devel] [PATCH v5 1/7] replay: character devices, Pavel Dovgalyuk, 2016/03/14
- [Qemu-devel] [PATCH v5 2/7] icount: remove obsolete warp call, Pavel Dovgalyuk, 2016/03/14
- [Qemu-devel] [PATCH v5 3/7] icount: decouple warp calls, Pavel Dovgalyuk, 2016/03/14
- [Qemu-devel] [PATCH v5 4/7] block: add flush callback, Pavel Dovgalyuk, 2016/03/14
- [Qemu-devel] [PATCH v5 5/7] replay: bh scheduling fix, Pavel Dovgalyuk, 2016/03/14
- [Qemu-devel] [PATCH v5 6/7] replay: fix error message, Pavel Dovgalyuk, 2016/03/14
- [Qemu-devel] [PATCH v5 7/7] replay: introduce block devices record/replay, Pavel Dovgalyuk, 2016/03/14
- Re: [Qemu-devel] [PATCH v5 0/7] Deterministic replay extensions, Igor R, 2016/03/15