Re: [Qemu-devel] [PATCH v2 10/11] trace-state: [stderr] add support for dynamically enabling/disabling events

2011-04-26 Thread Fabien Chouteau
On 04/25/2011 08:10 PM, Paolo Bonzini wrote: On 04/25/2011 12:27 PM, Lluís wrote: But in any case, I'm still not sure if stderr should have programatic tracing state controls. Yes, please, stderr is even more useful than simple when you're using it under gdb. Agreed, trace control seems

Re: [Qemu-devel] [PATCH v2 10/11] trace-state: [stderr] add support for dynamically enabling/disabling events

2011-04-26 Thread Stefan Hajnoczi
On Tue, Apr 26, 2011 at 1:30 PM, Fabien Chouteau chout...@adacore.com wrote: On 04/25/2011 08:10 PM, Paolo Bonzini wrote: On 04/25/2011 12:27 PM, Lluís wrote: But in any case, I'm still not sure if stderr should have programatic tracing state controls. Yes, please, stderr is even more useful

Re: [Qemu-devel] [PATCH v2 10/11] trace-state: [stderr] add support for dynamically enabling/disabling events

2011-04-26 Thread Paolo Bonzini
On 04/26/2011 02:38 PM, Stefan Hajnoczi wrote: The simple backend additionally allows setting and flushing the output file. It also supports dumping the trace buffer. I agree that neither of these would be a particularly interesting addition to the stderr backend. Paolo

Re: [Qemu-devel] [PATCH v2 10/11] trace-state: [stderr] add support for dynamically enabling/disabling events

2011-04-26 Thread Lluís
Stefan Hajnoczi writes: On Tue, Apr 26, 2011 at 1:30 PM, Fabien Chouteau chout...@adacore.com wrote: On 04/25/2011 08:10 PM, Paolo Bonzini wrote: On 04/25/2011 12:27 PM, Lluís wrote: But in any case, I'm still not sure if stderr should have programatic tracing state controls. Yes, please,

Re: [Qemu-devel] [PATCH v2 10/11] trace-state: [stderr] add support for dynamically enabling/disabling events

2011-04-25 Thread Lluís
Stefan Hajnoczi writes: On Sun, Apr 24, 2011 at 7:24 AM, Paolo Bonzini pbonz...@redhat.com wrote: On 04/23/2011 04:31 PM, Stefan Hajnoczi wrote: For tracing use cases that require performance or runtime enabling/disabling trace events, just use the simple, ust, or dtrace backends.

Re: [Qemu-devel] [PATCH v2 10/11] trace-state: [stderr] add support for dynamically enabling/disabling events

2011-04-25 Thread Paolo Bonzini
On 04/25/2011 12:27 PM, Lluís wrote: But in any case, I'm still not sure if stderr should have programatic tracing state controls. Yes, please, stderr is even more useful than simple when you're using it under gdb. Paolo

Re: [Qemu-devel] [PATCH v2 10/11] trace-state: [stderr] add support for dynamically enabling/disabling events

2011-04-24 Thread Paolo Bonzini
On 04/23/2011 04:31 PM, Stefan Hajnoczi wrote: For tracing use cases that require performance or runtime enabling/disabling trace events, just use the simple, ust, or dtrace backends. Having -trace events for the stderr backend would still be nice. Paolo

Re: [Qemu-devel] [PATCH v2 10/11] trace-state: [stderr] add support for dynamically enabling/disabling events

2011-04-24 Thread Stefan Hajnoczi
On Sun, Apr 24, 2011 at 7:24 AM, Paolo Bonzini pbonz...@redhat.com wrote: On 04/23/2011 04:31 PM, Stefan Hajnoczi wrote: For tracing use cases that require performance or runtime enabling/disabling trace events, just use the simple, ust, or dtrace backends. Having -trace events for the

Re: [Qemu-devel] [PATCH v2 10/11] trace-state: [stderr] add support for dynamically enabling/disabling events

2011-04-23 Thread Stefan Hajnoczi
On Wed, Apr 6, 2011 at 7:35 PM, Lluís xscr...@gmx.net wrote: This includes all the control interfaces already provided by the simple backend (i.e., command line, programmatic and monitor). Signed-off-by: Fabien Chouteau chout...@adacore.com Signed-off-by: Lluís Vilanova vilan...@ac.upc.edu

[Qemu-devel] [PATCH v2 10/11] trace-state: [stderr] add support for dynamically enabling/disabling events

2011-04-06 Thread Lluís
This includes all the control interfaces already provided by the simple backend (i.e., command line, programmatic and monitor). Signed-off-by: Fabien Chouteau chout...@adacore.com Signed-off-by: Lluís Vilanova vilan...@ac.upc.edu --- Makefile.objs |8 +++- configure |3