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Re: [Qemu-devel] [PATCH v7 00/13] trace-state: make the behaviour of "di


From: Stefan Hajnoczi
Subject: Re: [Qemu-devel] [PATCH v7 00/13] trace-state: make the behaviour of "disable" consistent across all backends
Date: Wed, 31 Aug 2011 10:54:45 +0100
User-agent: Mutt/1.5.21 (2010-09-15)

On Thu, Aug 25, 2011 at 09:17:31PM +0200, Lluís wrote:
> This patch defines the "disable" trace event state to always use the "nop"
> backend.
> 
> As a side-effect, all events are now enabled (without "disable") by default, 
> as
> all backends (except "stderr") have programmatic support for dynamically
> (de)activating each trace event.
> 
> In order to make this true, the "simple" backend now has a "-trace
> events=<file>" argument to let the user select which events must be enabled 
> from
> the very beginning.
> 
> NOTES:
> * Parsing of -trace arguments is not done in the OS-specific frontends.
> 
> Signed-off-by: Lluís Vilanova <address@hidden>

Please run scripts/checkpatch.pl to ensure it follows QEMU coding style.

Stefan



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