Re: [Qemu-devel] [PATCH v10 0/7] trace: Generic event state description

[Lluís Vilanova]

Stefan Hajnoczi writes:

> On Fri, Jan 25, 2013 at 05:33:46PM +0100, Lluís Vilanova wrote:
>> Provides a generic event state description structure (TraceEvent) and a more
>> detailed event control and query interface.
>> 
>> This is achieved by creating a new "non-public" tracing backend (i.e., not
>> selectable by the user at configure time) that will generate the appropriate
>> event description information.
>> 
>> Signed-off-by: Lluís Vilanova <address@hidden>
>> ---

> Hi Lluís,
> I hit an issue testing the different backends with this series applied.

> The simple trace writeout thread hangs when the 'quit' monitor command
> is issued.  Do you see the same issue?

> $ ./configure --target-list=x86_64-softmmu --enable-trace-backend=simple
> $ make -j4
> $ cat my-events 
> bdrv_open_common
> $ x86_64-softmmu/qemu-system-x86_64 -trace events=my-events
> (qemu) quit

I've rebased the series in master (which forced me to fix a tiny line in a
makefile, due recent changes), and everything's working fine.

I can resend the rebased series, if you want.


Lluis

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