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| author | Jan Kiszka <jan.kiszka@siemens.com> | 2014-06-13 04:10:04 +0200 |
|---|---|---|
| committer | Jiri Olsa <jolsa@kernel.org> | 2014-06-19 18:18:20 +0200 |
| commit | 6f21037b3295d4ba20ad2cc7cd4073ec64440f8f (patch) | |
| tree | 028cca25c48254645d06f54050b766436809371b /tools/lib | |
| parent | tools lib traceevent: Report unknown VMX exit reasons with code (diff) | |
| download | linux-6f21037b3295d4ba20ad2cc7cd4073ec64440f8f.tar.xz linux-6f21037b3295d4ba20ad2cc7cd4073ec64440f8f.zip | |
tools lib traceevent: Factor out print_exit_reason in kvm plugin
We will reuse it for nested vmexit tracepoints.
Link: http://lkml.kernel.org/r/619c418c8af87f03027b8c8013b0443996605700.1388855989.git.jan.kiszka@web.de
Acked-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Diffstat (limited to 'tools/lib')
| -rw-r--r-- | tools/lib/traceevent/plugin_kvm.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/tools/lib/traceevent/plugin_kvm.c b/tools/lib/traceevent/plugin_kvm.c index 3e6122067d67..2d7d1d7df0a8 100644 --- a/tools/lib/traceevent/plugin_kvm.c +++ b/tools/lib/traceevent/plugin_kvm.c @@ -244,15 +244,14 @@ static const char *find_exit_reason(unsigned isa, int val) return strings[i].str; } -static int kvm_exit_handler(struct trace_seq *s, struct pevent_record *record, - struct event_format *event, void *context) +static int print_exit_reason(struct trace_seq *s, struct pevent_record *record, + struct event_format *event, const char *field) { unsigned long long isa; unsigned long long val; - unsigned long long info1 = 0, info2 = 0; const char *reason; - if (pevent_get_field_val(s, event, "exit_reason", record, &val, 1) < 0) + if (pevent_get_field_val(s, event, field, record, &val, 1) < 0) return -1; if (pevent_get_field_val(s, event, "isa", record, &isa, 0) < 0) @@ -263,6 +262,16 @@ static int kvm_exit_handler(struct trace_seq *s, struct pevent_record *record, trace_seq_printf(s, "reason %s", reason); else trace_seq_printf(s, "reason UNKNOWN (%llu)", val); + return 0; +} + +static int kvm_exit_handler(struct trace_seq *s, struct pevent_record *record, + struct event_format *event, void *context) +{ + unsigned long long info1 = 0, info2 = 0; + + if (print_exit_reason(s, record, event, "exit_reason") < 0) + return -1; pevent_print_num_field(s, " rip 0x%lx", event, "guest_rip", record, 1); |