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[backports-release-1.11] 1.11 Profiling threading fix backports #56358

Merged
merged 2 commits into from
Oct 28, 2024
Merged

[backports-release-1.11] 1.11 Profiling threading fix backports #56358

merged 2 commits into from
Oct 28, 2024

Commits on Oct 27, 2024

  1. add pending state back to jl_thread_suspend_and_get_state-machine (Ju… 

    …liaLang#55622)

Fixes an issue with JuliaLang#55500, where signals may abruptly abort the process
as they observe it is still processing the resume SIGUSR2 message and
are not able to wait for that processing to end before setting the new
message to exit.

(cherry picked from commit da3468c)
    @vtjnash @IanButterworth
    vtjnash authored and IanButterworth committed Oct 27, 2024
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  2. [Profile] fix threading issue (JuliaLang#55704) 

    I forgot about the existence of threads, so had hard-coded this to only
support one thread. Clearly that is not sufficient though, so use the
semaphore here as it is intended to be used.

Fixes JuliaLang#55703

---------

Co-authored-by: Ian Butterworth <i.r.butterworth@gmail.com>
(cherry picked from commit 4f0a333)
    @vtjnash @IanButterworth
    vtjnash authored and IanButterworth committed Oct 27, 2024
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