1. 19 11月, 2009 1 次提交
    • H
      perf bench: Add memcpy() benchmark · 827f3b49
      Hitoshi Mitake 提交于
      'perf bench mem memcpy' is a benchmark suite for measuring memcpy()
      performance.
      
      Example on a Intel(R) Core(TM)2 Duo CPU E6850 @ 3.00GHz:
      
      | % perf bench mem memcpy -l 1GB
      | # Running mem/memcpy benchmark...
      | # Copying 1MB Bytes from 0xb7d98008 to 0xb7e99008 ...
      |
      |     726.216412 MB/Sec
      Signed-off-by: NHitoshi Mitake <mitake@dcl.info.waseda.ac.jp>
      Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
      Cc: Paul Mackerras <paulus@samba.org>
      Cc: Frederic Weisbecker <fweisbec@gmail.com>
      LKML-Reference: <1258471212-30281-1-git-send-email-mitake@dcl.info.waseda.ac.jp>
      [ v2: updated changelog, clarified history of builtin-bench.c ]
      Signed-off-by: NIngo Molnar <mingo@elte.hu>
      827f3b49