diff options
Diffstat (limited to 'tools/perf/util/probe-file.c')
| -rw-r--r-- | tools/perf/util/probe-file.c | 40 |
1 files changed, 26 insertions, 14 deletions
diff --git a/tools/perf/util/probe-file.c b/tools/perf/util/probe-file.c index 4062bc4412a9..5003ba403345 100644 --- a/tools/perf/util/probe-file.c +++ b/tools/perf/util/probe-file.c @@ -1,18 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * probe-file.c : operate ftrace k/uprobe events files * * Written by Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * */ #include <errno.h> #include <fcntl.h> @@ -20,16 +10,17 @@ #include <sys/types.h> #include <sys/uio.h> #include <unistd.h> +#include <linux/zalloc.h> #include "namespaces.h" -#include "util.h" #include "event.h" #include "strlist.h" #include "strfilter.h" #include "debug.h" -#include "cache.h" +#include "build-id.h" +#include "dso.h" #include "color.h" #include "symbol.h" -#include "thread.h" +#include "strbuf.h" #include <api/fs/tracing_path.h> #include "probe-event.h" #include "probe-file.h" @@ -1015,6 +1006,9 @@ enum ftrace_readme { FTRACE_README_PROBE_TYPE_X = 0, FTRACE_README_KRETPROBE_OFFSET, FTRACE_README_UPROBE_REF_CTR, + FTRACE_README_USER_ACCESS, + FTRACE_README_MULTIPROBE_EVENT, + FTRACE_README_IMMEDIATE_VALUE, FTRACE_README_END, }; @@ -1027,6 +1021,9 @@ static struct { DEFINE_TYPE(FTRACE_README_PROBE_TYPE_X, "*type: * x8/16/32/64,*"), DEFINE_TYPE(FTRACE_README_KRETPROBE_OFFSET, "*place (kretprobe): *"), DEFINE_TYPE(FTRACE_README_UPROBE_REF_CTR, "*ref_ctr_offset*"), + DEFINE_TYPE(FTRACE_README_USER_ACCESS, "*[u]<offset>*"), + DEFINE_TYPE(FTRACE_README_MULTIPROBE_EVENT, "*Create/append/*"), + DEFINE_TYPE(FTRACE_README_IMMEDIATE_VALUE, "*\\imm-value,*"), }; static bool scan_ftrace_readme(enum ftrace_readme type) @@ -1087,3 +1084,18 @@ bool uprobe_ref_ctr_is_supported(void) { return scan_ftrace_readme(FTRACE_README_UPROBE_REF_CTR); } + +bool user_access_is_supported(void) +{ + return scan_ftrace_readme(FTRACE_README_USER_ACCESS); +} + +bool multiprobe_event_is_supported(void) +{ + return scan_ftrace_readme(FTRACE_README_MULTIPROBE_EVENT); +} + +bool immediate_value_is_supported(void) +{ + return scan_ftrace_readme(FTRACE_README_IMMEDIATE_VALUE); +} |
