From 6f21037b3295d4ba20ad2cc7cd4073ec64440f8f Mon Sep 17 00:00:00 2001 From: Jan Kiszka Date: Thu, 12 Jun 2014 22:10:04 -0400 Subject: [PATCH] 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 Signed-off-by: Jan Kiszka Signed-off-by: Steven Rostedt Signed-off-by: Jiri Olsa --- tools/lib/traceevent/plugin_kvm.c | 17 +++++++++++++---- 1 file 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); -- GitLab