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Re: [PATCH v4 00/15] Reverse debugging
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From: |
Paolo Bonzini |
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Subject: |
Re: [PATCH v4 00/15] Reverse debugging |
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Date: |
Sun, 20 Sep 2020 09:58:06 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 |
On 14/09/20 08:06, Pavel Dovgalyuk wrote:
> GDB remote protocol supports reverse debugging of the targets.
> It includes 'reverse step' and 'reverse continue' operations.
> The first one finds the previous step of the execution,
> and the second one is intended to stop at the last breakpoint that
> would happen when the program is executed normally.
>
> Reverse debugging is possible in the replay mode, when at least
> one snapshot was created at the record or replay phase.
> QEMU can use these snapshots for travelling back in time with GDB.
I had queued this, it is a very nice patch series. Unfortunately, the
tests failed on gitlab:
https://gitlab.com/bonzini/qemu/-/jobs/745795080
Paolo
- [PATCH v4 06/15] replay: introduce info hmp/qmp command, (continued)
- [PATCH v4 06/15] replay: introduce info hmp/qmp command, Pavel Dovgalyuk, 2020/09/14
- [PATCH v4 07/15] replay: introduce breakpoint at the specified step, Pavel Dovgalyuk, 2020/09/14
- [PATCH v4 08/15] replay: implement replay-seek command, Pavel Dovgalyuk, 2020/09/14
- [PATCH v4 09/15] replay: flush rr queue before loading the vmstate, Pavel Dovgalyuk, 2020/09/14
- [PATCH v4 10/15] gdbstub: add reverse step support in replay mode, Pavel Dovgalyuk, 2020/09/14
- [PATCH v4 11/15] gdbstub: add reverse continue support in replay mode, Pavel Dovgalyuk, 2020/09/14
- [PATCH v4 12/15] replay: describe reverse debugging in docs/replay.txt, Pavel Dovgalyuk, 2020/09/14
- [PATCH v4 13/15] docs: convert replay.txt to rst, Pavel Dovgalyuk, 2020/09/14
- [PATCH v4 14/15] replay: create temporary snapshot at debugger connection, Pavel Dovgalyuk, 2020/09/14
- [PATCH v4 15/15] tests/acceptance: add reverse debugging test, Pavel Dovgalyuk, 2020/09/14
- Re: [PATCH v4 00/15] Reverse debugging,
Paolo Bonzini <=