Re: [Qemu-arm] [PATCH v3 0/3] hmp: fix "dump-quest-memory" segfault

[Greg Kurz]

On Tue, 12 Sep 2017 16:01:46 +0200
Laurent Vivier <address@hidden> wrote:

> Fix aarch64 and ppc when dump-guest-memory is
> used with none machine type and no CPU.
> 
> The other machine types don't have the problem.
> 
> Update test-hmp, to test none machine type
> with (2 MB) and without memory, and add a test
> to test dump-quest-memory without filter parameters
> (it needs the fix from Cornelia Huck to work)
> 
> v3:
>   - remove blank line after a comment
>   - forbid memory dump when there is no CPU
> 

So in the end, we would forbid dump on aarch64 and
ppc, while it is allowed on i386... I don't really
care about which behavior is more appropriate but
I guess they should be consistent at least.

Cc'ing some x86 and HMP people.

> v2:
>   - add arm fix
>   - update test-hmp
> 
> Laurent Vivier (3):
>   hmp: fix "dump-quest-memory" segfault (ppc)
>   hmp: fix "dump-quest-memory" segfault (arm)
>   tests/hmp: test "none" machine with memory
> 
>  target/arm/arch_dump.c | 11 +++++++++--
>  target/ppc/arch_dump.c | 11 +++++++++--
>  tests/test-hmp.c       |  4 ++++
>  3 files changed, 22 insertions(+), 4 deletions(-)
>

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