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Re: [PATCH] Support for enabling/disabling tracepoints while a trace experiment is running
On Monday 09 May 2011 20:31:10, Kwok Cheung Yeung wrote:
> gdb/
> * breakpoint.c (disable_breakpoint): Disable all locations
> associated with a tracepoint on target if a trace experiment is
> running.
> (disable_command): Disable a specific tracepoint location on target if
> a trace experiment is running.
> (do_enable_breakpoint): Enable all locations associated with a
> tracepoint on target if a trace experiment is running.
> (enable_command) Enable a specific tracepoint location on target if a
> trace experiment is running.
> * target.c (update_current_target): Add INHERIT and de_fault clauses for
> to_supports_enable_disable_tracepoint, to_enable_tracepoint and
> to_disable_tracepoint.
> * target.h: Add declaration of struct bp_location.
> (struct target_ops): Add new functions
> to_supports_enable_disable_tracepoint, to_enable_tracepoint and
> to_disable_tracepoint to target operations.
> (target_supports_enable_disable_tracepoint): New macro.
> (target_enable_tracepoint): New macro.
> (target_disable_tracepoint): New macro.
> * remote.c (struct remote_state): Add new field.
> (remote_enable_disable_tracepoint_feature): New.
> (remote_protocol_features): Add new entry.
> (remote_supports_enable_disable_tracepoint): New.
> (remote_enable_tracepoint): New.
> (remote_disable_tracepoint): New.
> (init_remote_ops): Add remote_enable_tracepoint,
> remote_disable_tracepoint and remote_supports_enable_disable_tracepoint
> to remote operations.
> * tracepoint.c (start_tracing): Allow tracing to start without any
> tracepoints enabled with just a warning if they can be re-enabled
> later.
Okay.
>
> gdb/gdbserver/
> * server.c (handle_query): Add EnableDisableTracepoints to the list
> of supported features.
> * tracepoint.c (clear_installed_tracepoints): Uninstall disabled
> tracepoints.
> (cmd_qtenable_disable): New.
> (cmd_qtstart): Install tracepoints even if disabled.
> (handle_tracepoint_general_set): Add call to cmd_qtenable_disable on
> receiving a QTEnable or QTDisable packet.
> (gdb_collect): Skip data collection if fast tracepoint is disabled.
> (ust_marker_to_static_tracepoint): Do not ignore disabled static
> tracepoints.
> (gdb_probe): Skip data collection if static tracepoint is disabled.
Okay.
--
Pedro Alves