Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
index 2b1ef70..58a9e09 100644
--- a/tools/perf/builtin-kvm.c
+++ b/tools/perf/builtin-kvm.c
@@ -2,24 +2,28 @@
#include "builtin.h"
#include "perf.h"
+#include "util/build-id.h"
#include "util/evsel.h"
#include "util/evlist.h"
+#include "util/mmap.h"
#include "util/term.h"
-#include "util/util.h"
-#include "util/cache.h"
#include "util/symbol.h"
#include "util/thread.h"
#include "util/header.h"
#include "util/session.h"
#include "util/intlist.h"
+#include <subcmd/pager.h>
#include <subcmd/parse-options.h>
#include "util/trace-event.h"
#include "util/debug.h"
#include "util/tool.h"
#include "util/stat.h"
+#include "util/synthetic-events.h"
#include "util/top.h"
#include "util/data.h"
#include "util/ordered-events.h"
+#include "util/kvm-stat.h"
+#include "ui/ui.h"
#include <sys/prctl.h>
#ifdef HAVE_TIMERFD_SUPPORT
@@ -30,8 +34,11 @@
#include <sys/stat.h>
#include <fcntl.h>
+#include <linux/err.h>
#include <linux/kernel.h>
+#include <linux/string.h>
#include <linux/time64.h>
+#include <linux/zalloc.h>
#include <errno.h>
#include <inttypes.h>
#include <poll.h>
@@ -55,9 +62,8 @@
}
#ifdef HAVE_KVM_STAT_SUPPORT
-#include "util/kvm-stat.h"
-void exit_event_get_key(struct perf_evsel *evsel,
+void exit_event_get_key(struct evsel *evsel,
struct perf_sample *sample,
struct event_key *key)
{
@@ -65,12 +71,12 @@
key->key = perf_evsel__intval(evsel, sample, kvm_exit_reason);
}
-bool kvm_exit_event(struct perf_evsel *evsel)
+bool kvm_exit_event(struct evsel *evsel)
{
return !strcmp(evsel->name, kvm_exit_trace);
}
-bool exit_event_begin(struct perf_evsel *evsel,
+bool exit_event_begin(struct evsel *evsel,
struct perf_sample *sample, struct event_key *key)
{
if (kvm_exit_event(evsel)) {
@@ -81,12 +87,12 @@
return false;
}
-bool kvm_entry_event(struct perf_evsel *evsel)
+bool kvm_entry_event(struct evsel *evsel)
{
return !strcmp(evsel->name, kvm_entry_trace);
}
-bool exit_event_end(struct perf_evsel *evsel,
+bool exit_event_end(struct evsel *evsel,
struct perf_sample *sample __maybe_unused,
struct event_key *key __maybe_unused)
{
@@ -286,7 +292,7 @@
}
static bool is_child_event(struct perf_kvm_stat *kvm,
- struct perf_evsel *evsel,
+ struct evsel *evsel,
struct perf_sample *sample,
struct event_key *key)
{
@@ -396,7 +402,7 @@
static
struct vcpu_event_record *per_vcpu_record(struct thread *thread,
- struct perf_evsel *evsel,
+ struct evsel *evsel,
struct perf_sample *sample)
{
/* Only kvm_entry records vcpu id. */
@@ -419,7 +425,7 @@
static bool handle_kvm_event(struct perf_kvm_stat *kvm,
struct thread *thread,
- struct perf_evsel *evsel,
+ struct evsel *evsel,
struct perf_sample *sample)
{
struct vcpu_event_record *vcpu_record;
@@ -672,7 +678,7 @@
static int process_sample_event(struct perf_tool *tool,
union perf_event *event,
struct perf_sample *sample,
- struct perf_evsel *evsel,
+ struct evsel *evsel,
struct machine *machine)
{
int err = 0;
@@ -699,14 +705,15 @@
static int cpu_isa_config(struct perf_kvm_stat *kvm)
{
- char buf[64], *cpuid;
+ char buf[128], *cpuid;
int err;
if (kvm->live) {
err = get_cpuid(buf, sizeof(buf));
if (err != 0) {
- pr_err("Failed to look up CPU type\n");
- return err;
+ pr_err("Failed to look up CPU type: %s\n",
+ str_error_r(err, buf, sizeof(buf)));
+ return -err;
}
cpuid = buf;
} else
@@ -743,9 +750,9 @@
static s64 perf_kvm__mmap_read_idx(struct perf_kvm_stat *kvm, int idx,
u64 *mmap_time)
{
- struct perf_evlist *evlist = kvm->evlist;
+ struct evlist *evlist = kvm->evlist;
union perf_event *event;
- struct perf_mmap *md;
+ struct mmap *md;
u64 timestamp;
s64 n = 0;
int err;
@@ -796,7 +803,7 @@
s64 n, ntotal = 0;
u64 flush_time = ULLONG_MAX, mmap_time;
- for (i = 0; i < kvm->evlist->nr_mmaps; i++) {
+ for (i = 0; i < kvm->evlist->core.nr_mmaps; i++) {
n = perf_kvm__mmap_read_idx(kvm, i, &mmap_time);
if (n < 0)
return -1;
@@ -961,10 +968,10 @@
goto out;
}
- if (perf_evlist__add_pollfd(kvm->evlist, kvm->timerfd) < 0)
+ if (evlist__add_pollfd(kvm->evlist, kvm->timerfd) < 0)
goto out;
- nr_stdin = perf_evlist__add_pollfd(kvm->evlist, fileno(stdin));
+ nr_stdin = evlist__add_pollfd(kvm->evlist, fileno(stdin));
if (nr_stdin < 0)
goto out;
@@ -972,10 +979,10 @@
goto out;
/* everything is good - enable the events and process */
- perf_evlist__enable(kvm->evlist);
+ evlist__enable(kvm->evlist);
while (!done) {
- struct fdarray *fda = &kvm->evlist->pollfd;
+ struct fdarray *fda = &kvm->evlist->core.pollfd;
int rc;
rc = perf_kvm__mmap_read(kvm);
@@ -993,7 +1000,7 @@
err = fdarray__poll(fda, 100);
}
- perf_evlist__disable(kvm->evlist);
+ evlist__disable(kvm->evlist);
if (err == 0) {
sort_result(kvm);
@@ -1011,8 +1018,8 @@
static int kvm_live_open_events(struct perf_kvm_stat *kvm)
{
int err, rc = -1;
- struct perf_evsel *pos;
- struct perf_evlist *evlist = kvm->evlist;
+ struct evsel *pos;
+ struct evlist *evlist = kvm->evlist;
char sbuf[STRERR_BUFSIZE];
perf_evlist__config(evlist, &kvm->opts, NULL);
@@ -1022,7 +1029,7 @@
* This command processes KVM tracepoints from host only
*/
evlist__for_each_entry(evlist, pos) {
- struct perf_event_attr *attr = &pos->attr;
+ struct perf_event_attr *attr = &pos->core.attr;
/* make sure these *are* set */
perf_evsel__set_sample_bit(pos, TID);
@@ -1048,17 +1055,17 @@
attr->disabled = 1;
}
- err = perf_evlist__open(evlist);
+ err = evlist__open(evlist);
if (err < 0) {
printf("Couldn't create the events: %s\n",
str_error_r(errno, sbuf, sizeof(sbuf)));
goto out;
}
- if (perf_evlist__mmap(evlist, kvm->opts.mmap_pages) < 0) {
+ if (evlist__mmap(evlist, kvm->opts.mmap_pages) < 0) {
ui__error("Failed to mmap the events: %s\n",
str_error_r(errno, sbuf, sizeof(sbuf)));
- perf_evlist__close(evlist);
+ evlist__close(evlist);
goto out;
}
@@ -1080,18 +1087,16 @@
.ordered_events = true,
};
struct perf_data file = {
- .file = {
- .path = kvm->file_name,
- },
- .mode = PERF_DATA_MODE_READ,
- .force = kvm->force,
+ .path = kvm->file_name,
+ .mode = PERF_DATA_MODE_READ,
+ .force = kvm->force,
};
kvm->tool = eops;
kvm->session = perf_session__new(&file, false, &kvm->tool);
- if (!kvm->session) {
+ if (IS_ERR(kvm->session)) {
pr_err("Initializing perf session failed\n");
- return -1;
+ return PTR_ERR(kvm->session);
}
symbol__init(&kvm->session->header.env);
@@ -1285,14 +1290,14 @@
}
#ifdef HAVE_TIMERFD_SUPPORT
-static struct perf_evlist *kvm_live_event_list(void)
+static struct evlist *kvm_live_event_list(void)
{
- struct perf_evlist *evlist;
+ struct evlist *evlist;
char *tp, *name, *sys;
int err = -1;
const char * const *events_tp;
- evlist = perf_evlist__new();
+ evlist = evlist__new();
if (evlist == NULL)
return NULL;
@@ -1327,7 +1332,7 @@
out:
if (err) {
- perf_evlist__delete(evlist);
+ evlist__delete(evlist);
evlist = NULL;
}
@@ -1364,7 +1369,7 @@
"show events other than"
" HLT (x86 only) or Wait state (s390 only)"
" that take longer than duration usecs"),
- OPT_UINTEGER(0, "proc-map-timeout", &kvm->opts.proc_map_timeout,
+ OPT_UINTEGER(0, "proc-map-timeout", &proc_map_timeout,
"per thread proc mmap processing timeout in ms"),
OPT_END()
};
@@ -1394,7 +1399,6 @@
kvm->opts.target.uses_mmap = false;
kvm->opts.target.uid_str = NULL;
kvm->opts.target.uid = UINT_MAX;
- kvm->opts.proc_map_timeout = 500;
symbol__init(NULL);
disable_buildid_cache();
@@ -1445,16 +1449,15 @@
* perf session
*/
kvm->session = perf_session__new(&data, false, &kvm->tool);
- if (kvm->session == NULL) {
- err = -1;
+ if (IS_ERR(kvm->session)) {
+ err = PTR_ERR(kvm->session);
goto out;
}
kvm->session->evlist = kvm->evlist;
perf_session__set_id_hdr_size(kvm->session);
ordered_events__set_copy_on_queue(&kvm->session->ordered_events, true);
machine__synthesize_threads(&kvm->session->machines.host, &kvm->opts.target,
- kvm->evlist->threads, false,
- kvm->opts.proc_map_timeout, 1);
+ kvm->evlist->core.threads, false, 1);
err = kvm_live_open_events(kvm);
if (err)
goto out;
@@ -1464,7 +1467,7 @@
out:
perf_session__delete(kvm->session);
kvm->session = NULL;
- perf_evlist__delete(kvm->evlist);
+ evlist__delete(kvm->evlist);
return err;
}
@@ -1514,11 +1517,21 @@
}
#endif /* HAVE_KVM_STAT_SUPPORT */
+int __weak kvm_add_default_arch_event(int *argc __maybe_unused,
+ const char **argv __maybe_unused)
+{
+ return 0;
+}
+
static int __cmd_record(const char *file_name, int argc, const char **argv)
{
- int rec_argc, i = 0, j;
+ int rec_argc, i = 0, j, ret;
const char **rec_argv;
+ ret = kvm_add_default_arch_event(&argc, argv);
+ if (ret)
+ return -EINVAL;
+
rec_argc = argc + 2;
rec_argv = calloc(rec_argc + 1, sizeof(char *));
rec_argv[i++] = strdup("record");