[SCM] systemtap: system-wide probe/trace tool branch, master, updated. release-1.6-595-g256f916

[SCM] systemtap: system-wide probe/trace tool branch, master, updated. release-1.6-595-g256f916

[dsmith]

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- Log -----------------------------------------------------------------
commit 256f916c19c80afefa60bdaf6d437f3b61a6f1fd
Author: David Smith <dsmith@redhat.com>
Date:   Wed Dec 14 11:05:42 2011 -0600

    Remove the possibililty of sleeping from __stp_call_mmap_callbacks_*().
    
    * runtime/task_finder.c (__stp_call_mmap_callbacks_with_addr): Change
      down_read() to down_read_trylock() instead, which won't sleep.
      (__stp_call_mmap_callbacks_for_task): Ditto.

-----------------------------------------------------------------------

Summary of changes:
 runtime/task_finder.c |   12 ++++++++++--
 1 files changed, 10 insertions(+), 2 deletions(-)


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systemtap: system-wide probe/trace tool