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由 Arnaldo Carvalho de Melo 提交于
Allow specifying a pid instead of always fork+exec'ing a command. Because the PERF_EVENT_COMM and PERF_EVENT_MMAP events happened before we connected, we must synthesize them so that 'perf report' can get what it needs. [ Impact: add new command line option ] Signed-off-by: NArnaldo Carvalho de Melo <acme@redhat.com> Cc: Clark Williams <williams@redhat.com> Cc: John Kacur <jkacur@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> LKML-Reference: <20090515015046.GA13664@ghostprotocols.net> Signed-off-by: NIngo Molnar <mingo@elte.hu>
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