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Message-Id: <200701242249.l0OMnCfj018178@repoman.freebsd.org>
From: Mohan Srinivasan <mohans@FreeBSD.org>
Date: Wed, 24 Jan 2007 22:49:12 +0000 (UTC)
To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org
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Cc: 
Subject: cvs commit: src/sys/vm uma_core.c
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mohans      2007-01-24 22:49:12 UTC

  FreeBSD src repository

  Modified files:
    sys/vm               uma_core.c 
  Log:
  Fix for a bug where only one process (of multiple) blocked on
  maxpages on a zone is woken up, with the rest never being woken up as
  a result of the ZFLAG_FULL flag being cleared. Wakeup all such blocked
  procsses instead. This change introduces a thundering herd, but since
  this should be relatively infrequent, optimizing this (by introducing
  a count of blocked processes, for example) may be premature.
  
  Reviewd by: ups@
  
  Revision  Changes    Path
  1.143     +7 -2      src/sys/vm/uma_core.c