[Bug dyninst/15144] occasional (40%) stapdyn spin/hang during sdt.exp

[jistone at redhat dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=15144

Josh Stone <jistone at redhat dot com> changed:

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                 CC|                            |jistone at redhat dot com

--- Comment #3 from Josh Stone <jistone at redhat dot com> ---
I don't think we've seen this exact hang in a while -- perhaps fixed by this?

http://git.dyninst.org/?p=dyninst.git;a=commit;h=8e556b1d0ebd9ab1c5c47cdcfabafeb683ba90d8
"Make sure SIGUSR2 is cleared from masked signals before using it in PC."

(SIGUSR2 is how evictFromWaitpid() works.)

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