OSC-SM: Notified RMA Implementation with Set notify and Bounds - #30

Merged

devreal merged 34 commits into

devreal:notified-rmafrom

joe-explr:notified-rma-sm

Sep 4, 2026

Commits on Aug 2, 2026

First draft and TODOs for notified comm

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osc/sm: Add notification support for put/get operations
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osc/sm: Nit picking edits
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Public APIs for:

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06d61ed
Edits for Public APIs:

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Notified RMA counters memory allocation in the shared memory segment for a single and multi rank window.

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26f568e
Editing Notified RMA implementation

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Editing Notified RMA implementation with new design

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cf07e67
Implementing Notify Query

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Changes to Notify Query

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Implemented Set Notify Query

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Changes to Notify Query

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193c10b
Configuring memory barries to propagate the update

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Reset notify value Implementation Signed-off-by: Joseph Antony <jajoseph.antony18@gmail.com>

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095c99d
Addressing review comments and bug fixes Signed-off-by: Joseph Antony <jajoseph.antony18@gmail.com>

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9d4d06c
Removing Duplicate changes Signed-off-by: Joseph Antony <jajoseph.antony18@gmail.com>

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6719fbd
ompi: rename MPI_ERR_NOTIFY_IDX to MPI_ERR_RMA_NOTIFICATION
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osc: add MPI_WIN_SET_NUM_NOTIFY and MPI_WIN_GET_NUM_NOTIFY
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d909605
osc/sm: fix notification counter ordering and index validation
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773703c

Commits on Aug 11, 2026

osc/sm: complete the notified RMA operation set and grow counters
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e69cacc
ompi: add the MPI-5.1 notification window attributes
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ompi/test: add notified RMA tests
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7623174

Commits on Aug 12, 2026

osc/sm: trim the notified RMA comments to the essentials
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osc: validate target_rank in MPI_Win_get_num_notify

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414b9f1

Commits on Aug 19, 2026

osc/sm: derive the notification counter bases from the capacities
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d211177

Commits on Sep 2, 2026

osc/sm: report the notify assertion through the info subscriber

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test: add a multi-rank notified RMA test

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Merge branch 'notified-rma' into notified-rma-sm
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9899b97

Commits on Sep 3, 2026

test: size the notified RMA window for the job and let errors return

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osc/sm: use a release fence instead of a full barrier before notifying

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osc/sm: drop the redundant fence in osc_sm_notify_accumulate_done

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Merge remote-tracking branch 'origin/notified-rma-sm' into notified-rma-sm
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osc/sm: remove leftovers from the abandoned notify draft

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Commits on Sep 4, 2026

osc/sm: report the notification bounds the standard defines

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