cvs commit: src/sys/fs/msdosfs msdosfs_conv.c

Nate Lawson njl at
Mon Feb 7 23:51:14 PST 2005

njl         2005-02-08 07:51:14 UTC

  FreeBSD src repository

  Modified files:
    sys/fs/msdosfs       msdosfs_conv.c 
  Unroll the loop for calculating the 8.3 filename checksum.  In testing
  on my P3, microbenchmarks show the unrolled version is 78x faster.  In
  actual use (recursive ls), this gives an average of 9% improvement in
  system time and 2% improvement in wall time.
  Revision  Changes    Path
  1.39      +14 -5     src/sys/fs/msdosfs/msdosfs_conv.c

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