perf lock: Limit bad rate precision
Two decimal precision should be enough for this. Signed-off-by: Davidlohr Bueso <davidlohr@hp.com> Cc: Aswin Chandramouleeswaran <aswin@hp.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp> Cc: Ingo Molnar <mingo@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1378693159-8747-7-git-send-email-davidlohr@hp.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -686,7 +686,7 @@ static void print_bad_events(int bad, int total)
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pr_info("\n=== output for debug===\n\n");
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pr_info("bad: %d, total: %d\n", bad, total);
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pr_info("bad rate: %f %%\n", (double)bad / (double)total * 100);
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pr_info("bad rate: %.2f %%\n", (double)bad / (double)total * 100);
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pr_info("histogram of events caused bad sequence\n");
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for (i = 0; i < BROKEN_MAX; i++)
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pr_info(" %10s: %d\n", name[i], bad_hist[i]);
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