Contributors: 7
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Ian Rogers |
187 |
65.85% |
3 |
21.43% |
| Alexander Yarygin |
34 |
11.97% |
3 |
21.43% |
| Xiao Guangrong |
31 |
10.92% |
2 |
14.29% |
| Arnaldo Carvalho de Melo |
17 |
5.99% |
3 |
21.43% |
| David Ahern |
9 |
3.17% |
1 |
7.14% |
| Jiri Olsa |
5 |
1.76% |
1 |
7.14% |
| Greg Kroah-Hartman |
1 |
0.35% |
1 |
7.14% |
| Total |
284 |
|
14 |
|
// SPDX-License-Identifier: GPL-2.0
#include "debug.h"
#include "evsel.h"
#include "kvm-stat.h"
#if defined(HAVE_KVM_STAT_SUPPORT) && defined(HAVE_LIBTRACEEVENT)
bool kvm_exit_event(struct evsel *evsel)
{
return evsel__name_is(evsel, kvm_exit_trace);
}
void exit_event_get_key(struct evsel *evsel,
struct perf_sample *sample,
struct event_key *key)
{
key->info = 0;
key->key = evsel__intval(evsel, sample, kvm_exit_reason);
}
bool exit_event_begin(struct evsel *evsel,
struct perf_sample *sample, struct event_key *key)
{
if (kvm_exit_event(evsel)) {
exit_event_get_key(evsel, sample, key);
return true;
}
return false;
}
bool kvm_entry_event(struct evsel *evsel)
{
return evsel__name_is(evsel, kvm_entry_trace);
}
bool exit_event_end(struct evsel *evsel,
struct perf_sample *sample __maybe_unused,
struct event_key *key __maybe_unused)
{
return kvm_entry_event(evsel);
}
static const char *get_exit_reason(struct perf_kvm_stat *kvm,
struct exit_reasons_table *tbl,
u64 exit_code)
{
while (tbl->reason != NULL) {
if (tbl->exit_code == exit_code)
return tbl->reason;
tbl++;
}
pr_err("unknown kvm exit code:%lld on %s\n",
(unsigned long long)exit_code, kvm->exit_reasons_isa);
return "UNKNOWN";
}
void exit_event_decode_key(struct perf_kvm_stat *kvm,
struct event_key *key,
char *decode)
{
const char *exit_reason = get_exit_reason(kvm, key->exit_reasons,
key->key);
scnprintf(decode, KVM_EVENT_NAME_LEN, "%s", exit_reason);
}
#endif