[LSF/MM/BPF TOPIC] Improving Block Layer Tracepoints for Next-Generation Backup Systems

[Christoph Hellwig]

On Wed, Jan 01, 2025 at 12:04:56PM +0530, Vishnu ks wrote:
> - I'm developing a continuous data protection system using eBPF to
> monitor block request completions
> - The system aims to achieve reliable live data replication for block devices
> Current tracepoints present challenges in capturing the complete
> lifecycle of write operations

This is nuts.  No, we don't guarantee any stability in the trace points,
and certainly not for data integrity operations.

Please make sure this never gets near any production system.