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    Subject[PATCH 5.15 024/244] tracing: Have filter accept "common_cpu" to be consistent
    Date
    From: Steven Rostedt (Google) <rostedt@goodmis.org>

    commit b2380577d4fe1c0ef3fa50417f1e441c016e4cbe upstream.

    Make filtering consistent with histograms. As "cpu" can be a field of an
    event, allow for "common_cpu" to keep it from being confused with the
    "cpu" field of the event.

    Link: https://lkml.kernel.org/r/20220820134401.513062765@goodmis.org
    Link: https://lore.kernel.org/all/20220820220920.e42fa32b70505b1904f0a0ad@kernel.org/

    Cc: stable@vger.kernel.org
    Cc: Ingo Molnar <mingo@kernel.org>
    Cc: Andrew Morton <akpm@linux-foundation.org>
    Cc: Tzvetomir Stoyanov <tz.stoyanov@gmail.com>
    Cc: Tom Zanussi <zanussi@kernel.org>
    Fixes: 1e3bac71c5053 ("tracing/histogram: Rename "cpu" to "common_cpu"")
    Suggested-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
    Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
    Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    ---
    kernel/trace/trace_events.c | 1 +
    1 file changed, 1 insertion(+)

    --- a/kernel/trace/trace_events.c
    +++ b/kernel/trace/trace_events.c
    @@ -176,6 +176,7 @@ static int trace_define_generic_fields(v

    __generic_field(int, CPU, FILTER_CPU);
    __generic_field(int, cpu, FILTER_CPU);
    + __generic_field(int, common_cpu, FILTER_CPU);
    __generic_field(char *, COMM, FILTER_COMM);
    __generic_field(char *, comm, FILTER_COMM);


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