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- /* SPDX-License-Identifier: GPL-2.0 */
- /*
- * Copyright (C) 2019-2022 Red Hat, Inc. Daniel Bristot de Oliveira <[email protected]>
- *
- * Helper functions to facilitate the instrumentation of auto-generated
- * RV monitors create by dot2k.
- *
- * The dot2k tool is available at tools/verification/dot2/
- */
- #include <linux/ftrace.h>
- /*
- * rv_attach_trace_probe - check and attach a handler function to a tracepoint
- */
- #define rv_attach_trace_probe(monitor, tp, rv_handler) \
- do { \
- check_trace_callback_type_##tp(rv_handler); \
- WARN_ONCE(register_trace_##tp(rv_handler, NULL), \
- "fail attaching " #monitor " " #tp "handler"); \
- } while (0)
- /*
- * rv_detach_trace_probe - detach a handler function to a tracepoint
- */
- #define rv_detach_trace_probe(monitor, tp, rv_handler) \
- do { \
- unregister_trace_##tp(rv_handler, NULL); \
- } while (0)
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