hyperv/vmbus: Use atomic swap and flsl to process event flags
Greatly reduce the locked instructions and reduce number of inner loops.
MFC after: 1 week
Sponsored by: Microsoft OSTC
Differential Revision: https://reviews.freebsd.org/D6404
Description
Description
Details
Details
- Provenance
sephe Authored on - Differential Revision
- D6404: hyperv/vmbus: Use atomic swap and flsl to process event flags
- Parents
- rS300104: Guard the lockstat:::thread-spin probe with KDTRACE_HOOKS.
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