tracing: Save the last hist command's associated event name

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In preparation for making use of the new trace error log, save the
subsystem and event name associated with the last hist command - it
will be passed as the location param in the event_log_err() calls.

Link: http://lkml.kernel.org/r/eb0fd1362be8f39facb86c83eecf441b7a5876f8.1554072478.git.tom.zanussi@linux.intel.com

Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

...

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Tom Zanussi 2019-03-31 18:48:16 -05:00 • committed by Steven Rostedt (VMware)

parent 8a062902be

commit a1a05bb40e

1 changed files with 27 additions and 6 deletions

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kernel/trace/trace_events_hist.c

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