ena: Update driver version to v2.7.0
Features:
- Introduce customer and SRD metrics through sysctl
- Introduce spreading IRQs to CPUs capability using sysctl
- Upgrade ena-com to v2.7.0
Bug Fixes:
- Remove outdated APIs
Minor Changes:
- Introduce a shared stats sample interval for all stats
Approved by: cperciva (mentor)
MFC after: 2 weeks
Sponsored by: Amazon, Inc.