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MPI_T Events#13133

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kingshuk00 wants to merge 23 commits intoopen-mpi:mainopen-mpi/ompi:mainfrom

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Commits on Mar 18, 2025

• Modify PERUSE code to implement MPI_T Events based on MPI 4.0 proposal.

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  hjelmn

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  kingshuk00

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• Modifications for changes to proposed MPI_T Events API as well as minor fixes.

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  cchambreau

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  kingshuk00

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• remove include of dss.h

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  hppritcha

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  kingshuk00

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• Remove non-conformant event_get_info extent argument and internal tracking.

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  cchambreau

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  kingshuk00

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• Add user_data argument to MPI_T_event_handle_free function.

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  cchambreau

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  kingshuk00

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• Fix generation of event_get_info displacements and related copy_data functionality

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  cchambreau

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  kingshuk00

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• Minor cleanup

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  cchambreau

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  kingshuk00

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• mpi_t events: convert to new profiling approach

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  hppritcha

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  kingshuk00

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• mpi_t events fix some missing files for

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  hppritcha

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• pr review feedback

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  hppritcha

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• pr feedback - switch to opal_clock_gettime

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  hppritcha

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• suppress a compiler warning

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  hppritcha

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• pr feedback - remove assert

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  cchambreau

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  kingshuk00

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• pr feedback - corrected comment references to events

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  cchambreau

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• pr feedback - added locking for setting dropped event handler

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  cchambreau

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• Protect source data access with thread locking.

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  cchambreau

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• Add OPAL_LIKELY

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  cchambreau

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• Correct OSC event descriptions.

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  cchambreau

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  kingshuk00

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• Ensure consistency between ompi and opal callback safety requirement

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  cchambreau

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  kingshuk00

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• Ensure thread safety for incremented variables.

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  cchambreau

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  kingshuk00

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• Add function to lookup ompi datatype from opal datatype id.

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  cchambreau

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  kingshuk00

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• fix compile problem after rebase

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  hppritcha

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• Do not use mutex lock during mca_base_source_get_by_name()

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