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