• S
    perf tools: Add latency format to trace output · cda48461
    Steven Rostedt 提交于
    Add the irqs disabled, preemption count, need resched, and other
    info that is shown in the latency format of ftrace.
    
     # perf trace -l
        perf-16457   2..s2. 53636.260344: kmem_cache_free: call_site=ffffffff811198f
        perf-16457   2..s2. 53636.264330: kmem_cache_free: call_site=ffffffff811198f
        perf-16457   2d.s4. 53636.300006: kmem_cache_free: call_site=ffffffff810d889
    Signed-off-by: NSteven Rostedt <srostedt@redhat.com>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Frederic Weisbecker <fweisbec@gmail.com>
    Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
    LKML-Reference: <20091014194400.076588953@goodmis.org>
    Signed-off-by: NIngo Molnar <mingo@elte.hu>
    cda48461
builtin-trace.c 3.7 KB