Merge changes Id8e45dd9,If1f99da9,Iebc6952a into main * changes: tp: diff tests for ftrace cropping tp: implement ftrace event cropping for traces recorded by perfetto v44+ ftrace: write "last read event timestamp" to assist parsing of ring buffer traces
Perfetto is a production-grade open-source stack for performance instrumentation and trace analysis. It offers services and libraries and for recording system-level and app-level traces, native + java heap profiling, a library for analyzing traces using SQL and a web-based UI to visualize and explore multi-GB traces.
See https://perfetto.dev/docs or the /docs/ directory for documentation.