2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2005-2007, Joseph Koshy
5 * Copyright (c) 2007 The FreeBSD Foundation
8 * Portions of this software were developed by A. Joseph Koshy under
9 * sponsorship from the FreeBSD Foundation and Google, Inc.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 #ifndef _PMCSTAT_PL_CALLGRAPH_H_
36 #define _PMCSTAT_PL_CALLGRAPH_H_
39 * Each call graph node is tracked by a pmcstat_cgnode struct.
42 struct pmcstat_cgnode {
43 struct pmcstat_image *pcg_image;
46 uint32_t pcg_nchildren;
47 LIST_ENTRY(pmcstat_cgnode) pcg_sibling;
48 LIST_HEAD(,pmcstat_cgnode) pcg_children;
51 struct pmcstat_cgnode_hash {
52 struct pmcstat_cgnode *pch_cgnode;
54 LIST_ENTRY(pmcstat_cgnode_hash) pch_next;
56 extern LIST_HEAD(pmcstat_cgnode_hash_list, pmcstat_cgnode_hash) pmcstat_cgnode_hash[PMCSTAT_NHASH];
57 extern int pmcstat_cgnode_hash_count;
59 /* Function prototypes */
60 int pmcpl_cg_init(void);
61 void pmcpl_cg_shutdown(FILE *mf);
62 void pmcpl_cg_process(
63 struct pmcstat_process *pp, struct pmcstat_pmcrecord *pmcr,
64 uint32_t nsamples, uintfptr_t *cc, int usermode, uint32_t cpu);
65 int pmcpl_cg_topkeypress(int c, void *w);
66 void pmcpl_cg_topdisplay(void);
67 void pmcpl_cg_configure(char *opt);
69 #endif /* _PMCSTAT_PL_CALLGRAPH_H_ */