[LU-13180] Reserve bit for RDMA-only memory RPC

• Type: New Feature
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.14.0
• Assignee: Wang Shilong (Inactive)
• Reporter: Wang Shilong (Inactive)

Description

This is reserved for RDMA-only memory integrated with Lustre.
The purpose of this bit is to:

1) disable short IO if memory is not directly addressable from CPU
2) prevent CPU memory pages and RDMA memory pages merging into one RPC.

Comments

[Peter Jones]

Landed for 2.14

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch https://review.whamcloud.com/37567/
Subject: LU-13180 osc: disable ext merging for rdma only pages and non-rdma
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 9f6c9fa44d6e65e26b857a45a1c1ddcda5529ff9

[Gerrit Updater]

Wang Shilong ([e-mail]) uploaded a new patch: https://review.whamcloud.com/37567
Subject: LU-13180 osc: disable ext merging for rdma only pages and non-rdma
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 3296d33ea7dfc2b699e59da1beb0494fbbedd926

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch https://review.whamcloud.com/37383/
Subject: LU-13180 lustre: reserve bit for RDMA-only memory RPC
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 749b641e89db51dff01ae2f6ffe416b6d4d4f23a

[Gerrit Updater]

Wang Shilong ([e-mail]) uploaded a new patch: https://review.whamcloud.com/37383
Subject: LU-13180 lustre: reserve bit for RDMA-only memory RPC
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: a11d2fbf19fd93b5fa0689db0f4a826702100cd9