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From: Nathan Whitehorn <nwhitehorn@FreeBSD.org>
Date: Thu, 4 Mar 2010 06:36:00 +0000 (UTC)
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Subject: cvs commit: src/sys/powerpc/powermac smu.c
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nwhitehorn    2010-03-04 06:36:00 UTC

  FreeBSD src repository

  Modified files:
    sys/powerpc/powermac smu.c 
  Log:
  SVN rev 204692 on 2010-03-04 06:36:00Z by nwhitehorn
  
  Rework smu(4) to be asynchronous. It turns out that the combination of
  the automatic fan management and the polling in smu_run_cmd() was
  putting my system interrupt load at 20%. This change reduces that to
  0.4%.
  
  Revision  Changes    Path
  1.7       +181 -73   src/sys/powerpc/powermac/smu.c